{
  "response": {
    "Key": "LON-WAS",
    "orig": {
      "code": "LON",
      "type": "airport",
      "city": "London",
      "fullCity": "London, England",
      "airport": "Heathrow Airport"
    },
    "dest": {
      "code": "WAS",
      "type": "airport",
      "city": "Washington",
      "fullCity": "Washington, United States",
      "airport": "Ronald Reagan National Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from London to Washington?",
        "answer": "The flight from London to Washington covers about 3,670 miles. A typical nonstop takes 8 hours and 25 minutes, while the return leg is 7 hours and 25 minutes — about an hour shorter, thanks to prevailing tailwinds.",
        "methodology": "Flight times and distances come from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). The typical flight time is the median scheduled block time across all carriers on the route, computed the same way in both directions so the difference reflects prevailing winds rather than any change in method. Distance is the great-circle distance between the two airports, so the actual flown track is typically 2-5% longer.",
        "toolsUsed": [
          "flight_schedule"
        ]
      },
      "q1": {
        "question": "Are there any direct flights from London to Washington?",
        "answer": "Yes, there are non‑stop flights from London to Washington. British Airways, United, and Virgin Atlantic all fly daily from Heathrow to Dulles, together offering up to 80 departures a week. The flight takes about 8 hours 25 minutes westbound and roughly 7 hours 25 minutes on the return.",
        "methodology": "Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours. Carrier service, flight times and distances for this route come from our flight-schedule database, which draws on published airline timetables, U.S. government schedule data, and observed operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We report the days of the week and the departure times each carrier operates. The typical flight time is the median scheduled block time, given both per carrier and across all carriers on the route; where a schedule does not publish an elapsed time, it is derived from the scheduled departure and arrival times converted to UTC. Outbound and return times are computed by the same method, so the difference between them is directly comparable and reflects prevailing winds rather than any change in derivation. Distance is the great-circle distance between the two specific airports named, so an actual flown track is typically 2-5% longer. Where shown, on-time departure and arrival rates and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, which covers U.S. domestic routes only; where a typical fare is shown, it comes from the U.S. DOT Airline Origin and Destination Survey (DB1B), a quarterly 10% sample of tickets sold.",
        "toolsUsed": [
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          "flight_schedule"
        ]
      },
      "q2": {
        "question": "Are there visa requirements to travel from London to Washington?",
        "answer": "For British citizens travelling from London to Washington, no visa is required for a short tourist visit, with a permitted stay of up to 90 days. Entry is visa-free, but an ESTA electronic travel authorisation must be obtained before travel. This applies to nationals of the United Kingdom.\n\nThis is general guidance to help you plan, not official immigration advice — entry rules can change and can depend on your nationality and circumstances, so please confirm the current requirements with the relevant embassy or official government source before you travel.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/Visa_policy_of_the_United_States",
            "title": "Visa policy of the United States",
            "favicon": "https://en.wikipedia.org/static/favicon/wikipedia.ico"
          },
          {
            "url": "https://www.gov.uk/foreign-travel-advice/usa/entry-requirements",
            "title": "United States entry requirements — GOV.UK",
            "favicon": "https://www.gov.uk/favicon.ico"
          },
          {
            "url": "https://uscis.gov/working-in-the-united-states/temporary-visitors-for-business/wb-temporary-business-visitor-under-visa-waiver-program",
            "title": "WB Temporary Business Visitor under Visa Waiver Program | USCIS"
          },
          {
            "url": "https://uscis.gov/working-in-the-united-states/temporary-visitors-for-business",
            "title": "Temporary Visitors for Business | USCIS"
          },
          {
            "url": "https://www.cbp.gov/travel/international-visitors/visa-waiver-program/requirements-immigrant-and-nonimmigrant-visas",
            "title": "Requirements for Immigrant and Nonimmigrant Visas | U.S. Customs and Border Protection"
          },
          {
            "url": "https://www.cbp.gov/travel/international-visitors/applying-admission-united-states",
            "title": "Admission into United States | U.S. Customs and Border Protection"
          },
          {
            "url": "https://esta.cbp.dhs.gov/",
            "title": "Official ESTA Application Website - Home"
          }
        ],
        "preopenedReferences": true,
        "stageOnly": true
      },
      "q3": {
        "question": "What are the ground transportation options in Washington?",
        "answer": "At Ronald Reagan Washington National Airport (DCA), the most-used and fastest way to downtown is the Metrorail, with an elevated station connected directly to Terminals B and C and trains serving the Blue and Yellow lines. Ride-hailing via Uber and Lyft is available from designated pick-up zones on the outer curb of both terminals, and taxis, rental cars, car-sharing through Turo, and pre-arranged sedans or limousines are also offered. Local Metrobus route 5A runs to downtown, while Fairfax Connector routes serve Reston and the Udvar-Hazy museum. The Metrorail is generally the most popular choice for its speed, reliability, and direct connection to the city center.",
        "toolsUsed": [
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        ],
        "references": [
          {
            "url": "https://flyreagan.com/parking-transportation/ground-transportation",
            "title": "flyreagan.com - Ground Transportation",
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          },
          {
            "url": "https://www.flyreagan.com/parking-transportation",
            "title": "flyreagan.com - Parking & Transportation",
            "favicon": "https://www.flyreagan.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://www.mwaa.com/ipw-2017-archived",
            "title": "mwaa.com - IPW 2017 - Archived",
            "favicon": "https://www.mwaa.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://www.flyreagan.com/",
            "title": "Official Website of Ronald Reagan Washington National Airport - DCA",
            "favicon": "https://www.flyreagan.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Ronald_Reagan_Washington_National_Airport_station",
            "title": "Ronald Reagan Washington National Airport station",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-10T17:56:25Z"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from London to Washington?",
        "answer": "Average fares from London to Washington bottom out around $324 in late September, making it the cheapest stretch of the year to fly. September and October are the cheapest months overall, averaging about $335 and $340 respectively, with February close behind at $357. Late December is the most expensive time to travel, with fares averaging around $454.",
        "methodology": "Seasonal fares come from Priceline's own air booking-summary archive, analysed in-house and refreshed monthly. For each day of the year we take a representative round-trip fare, a blend of the 25th-percentile and average ticket price over the route's bookings, and smooth the series into a seasonal curve; the half-month low and high and the monthly figures quoted here are averages of that curve. Thin and international routes borrow their seasonal shape from the nearest busy routes, with the price level anchored to the route's own bookings.",
        "toolsUsed": [
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        ]
      },
      "q5": {
        "question": "How far in advance should I book tickets from London to Washington?",
        "answer": "For flights from London to Washington, the best fares are typically found when booking 4 to 6 weeks before departure, with an average price around $339. Booking about 30 days ahead yields the cheapest single-day average at $338, while booking further out, such as 160 days ahead, can cost as much as $474. For summer and holiday periods, demand tends to push prices higher, so booking slightly earlier within that 4–6 week window is advisable.",
        "methodology": "Booking-window guidance comes from the same monthly in-house analysis of Priceline's own air booking-summary archive. We aggregate the route's bookings by how many days before departure they were made, from about 180 days out to the day of travel, smooth the curve, and highlight the stretch of lead times with the lowest average fare. Thin and international routes borrow the curve shape from the nearest busy routes, anchored to the route's own price level. It reflects current fares and is refreshed monthly.",
        "toolsUsed": [
          "booking_timing"
        ]
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from London to Washington?",
        "answer": "No overnight (red-eye) flights operate from London to Washington — neither nonstop nor connecting itineraries with a red-eye long leg are scheduled on this route.",
        "methodology": "Red-eye flights are identified from scheduled local departure and arrival times in our flight-schedule database — built from published airline timetables and official schedule data, including U.S. Department of Transportation records for domestic routes — flagging services that depart late at night and arrive the following morning; for connecting itineraries the red-eye is based on the timing of the overnight long-haul leg.",
        "toolsUsed": [
          "redeye_flights"
        ]
      },
      "q7": {
        "question": "Which airlines usually operate this route from London to Washington?",
        "answer": "British Airways, United, and Virgin Atlantic operate nonstop flights from London Heathrow to Washington Dulles. British Airways flies up to 38 weekly flights, United up to 28, and Virgin Atlantic up to 14. All three carriers operate daily service.",
        "methodology": "Airlines and weekly frequencies come from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a typical fare is shown for a carrier, it is the median of the real fares Priceline users found on this route in the last 72 hours.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between London and Washington?",
        "answer": "Common layovers include Dublin, Reykjavik, New York and Boston, which offer efficient transfers and competitive total travel times."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Washington?",
        "answer": "April to May and September to October offer pleasant temperatures and fewer tourists around the monuments."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from London to Washington?",
        "answer": "Bring a passport valid for at least six months beyond your stay, an approved ESTA or valid U.S. visa, and proof of onward or return travel. Have a payment method for baggage fees and check if vaccination certificates are required."
      },
      "q12": {
        "question": "Which airport should I use in Washington?",
        "answer": "Washington Dulles is the primary international gateway, located 26 miles west of downtown, and serves as a United hub with Star Alliance connections. Ronald Reagan National is closest to central DC and the National Mall, handling mostly domestic flights with some limited international services, ideal for business and quick access to the city. Baltimore/Washington International is farther northeast, offers Southwest and other low‑cost carriers, and suits budget travellers or those visiting the Baltimore area."
      },
      "q13": {
        "question": "How do I get to Heathrow Airport from the city center?",
        "answer": "From central London, the fastest way to Heathrow Airport is the Heathrow Express train, which reaches Paddington in just 15 minutes; the Elizabeth Line is slightly slower but still under 45 minutes, while the London Underground (Piccadilly line) is the cheapest option at under an hour. Coaches run to Victoria coach station and other UK destinations, and black cabs or pre-booked minicabs take at least an hour by car. Driving yourself is possible with rental cars on-site, though you may face congestion and ULEZ charges entering London.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.heathrow.com/transport-and-directions/getting-to-central-london",
            "title": "Getting to Central London | Heathrow",
            "favicon": "https://www.heathrow.com/etc.clientlibs/heathrow/clientlibs/vanilla-components/base/resources/favicon-57x57.png"
          },
          {
            "url": "https://www.heathrow.com/transport-and-directions",
            "title": "Transport and directions | Heathrow",
            "favicon": "https://www.heathrow.com/etc.clientlibs/heathrow/clientlibs/vanilla-components/base/resources/favicon-57x57.png"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Heathrow_Central_bus_station",
            "title": "Heathrow Central bus station",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-08-24T02:58:47Z"
          },
          {
            "url": "https://heathrow.com/de/transport-and-directions/getting-to-central-london",
            "title": "Anreise in die Londoner Innenstadt (Central London) | Heathrow",
            "favicon": "https://www.heathrow.com/etc.clientlibs/heathrow/clientlibs/vanilla-components/base/resources/favicon-57x57.png"
          },
          {
            "url": "https://www.heathrow.com/fr/transport-and-directions/getting-to-central-london",
            "title": "Se rendre au centre de Londres | Heathrow",
            "favicon": "https://www.heathrow.com/etc.clientlibs/heathrow/clientlibs/vanilla-components/base/resources/favicon-57x57.png"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Washington airport?",
        "answer": "Ronald Reagan Washington National Airport has no hotel directly connected to the terminal. Nearby hotels include the Hilton Garden Inn Reagan National Airport, 0.64 miles away, and the Holiday Inn National Airport/Crystal City, 0.73 miles away. If you're looking to rest at the airport itself rather than at a nearby hotel, sleeping options are limited.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://hilton.com/en/locations/usa/district-of-columbia/washington/dca-ronald-reagan-washington-national-airport",
            "title": "Hotels near Ronald Reagan Washington National Airport, Washington, DC - Find Hotels - Hilton",
            "favicon": "https://www.hilton.com/modules/assets/img/brand/WW/favicon_WW.svg"
          },
          {
            "url": "https://ihg.com/washington-district-of-columbia/hotels-near-ronald-reagan-national",
            "title": "57 Hotels Near DCA Ronald Reagan National (DCA) Airport | IHG",
            "favicon": "https://digital.ihg.com/is/image/ihg/app-web-chiclet-ihg?fmt=png-alpha"
          },
          {
            "url": "https://www.ihg.com/holidayinn/hotels/kr/ko/arlington/wasdc/hoteldetail",
            "title": "알링턴의 레이건 공항 호텔 | Holiday Inn 내셔널 공항/크리스탈 시티",
            "favicon": "https://digital.ihg.com/is/image/ihg/app-web-chiclet-holidayinn?fmt=png-alpha"
          },
          {
            "url": "https://sleepinginairports.net/lounges/washington-reagan-airport-lounges.htm",
            "title": "Washington Reagan   Airport Lounges (DCA) – Sleeping in Airports",
            "favicon": "https://www.sleepinginairports.net/wp-content/uploads/2018/09/cropped-sia-logo-180x180.png"
          },
          {
            "url": "https://ihg.com/arlington-virginia",
            "title": "Arlington Hotels | Top Hotels in Arlington, Virginia by IHG",
            "favicon": "https://digital.ihg.com/is/image/ihg/app-web-chiclet-ihg?fmt=png-alpha"
          },
          {
            "url": "https://www.flyreagan.com/",
            "title": "Official Website of Ronald Reagan Washington National Airport - DCA",
            "favicon": "https://www.flyreagan.com/themes/custom/mwaa_barrio/favicon.ico"
          }
        ]
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Ronald Reagan National Airport?",
        "answer": "Ronald Reagan Washington National Airport (DCA) offers free Wi-Fi throughout the terminals. The airport has a prayer room/chapel located in Terminal 2, near Concourse B, providing a quiet space for reflection. Currency exchange services are available at DCA, with locations in both Terminal 1 and Terminal 2. Specific terminal locations for currency exchange counters may vary, so check airport signage upon arrival.",
        "toolsUsed": [
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        ],
        "references": [
          {
            "url": "https://www.flyreagan.com/",
            "title": "Official Website of Ronald Reagan Washington National Airport - DCA",
            "favicon": "https://www.flyreagan.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Ronald_Reagan_Washington_National_Airport_station",
            "title": "Ronald Reagan Washington National Airport station",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-10T17:56:25Z"
          },
          {
            "url": "https://www.flyreagan.com/shopping-dining",
            "title": "flyreagan.com - Shopping & Dining",
            "favicon": "https://www.flyreagan.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Ronald_Reagan_Washington_National_Airport",
            "title": "Ronald Reagan Washington National Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-15T23:34:47Z"
          },
          {
            "url": "https://flyreagan.com/airport-overview",
            "title": "flyreagan.com - Airport Overview",
            "favicon": "https://flyreagan.com/themes/custom/mwaa_barrio/favicon.ico"
          }
        ]
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the London and Washington airports?",
        "answer": "At London Heathrow, passengers with disabilities can request assistance through their airline at least 48 hours before travel, with dedicated assistance areas, sunflower lanyards for non-visible disabilities, accessible toilets, induction loops, and wheelchair support throughout the terminal. At Washington's Ronald Reagan National Airport, mobility assistance includes wheelchair arrangements via airlines or Skycaps, TSA Cares for security screening, sunflower lanyards, accessible restrooms with adult changing tables, and a children's play area in National Hall featuring interactive displays and a slide. Both airports recommend requesting assistance in advance — 48 hours at Heathrow, and notifying your airline before arrival at Reagan National.",
        "toolsUsed": [
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        ],
        "references": [
          {
            "url": "https://www.heathrow.com/at-the-airport/assistance-and-accessibility",
            "title": "Assistance and accessibility | Heathrow",
            "favicon": "https://www.heathrow.com/etc.clientlibs/heathrow/clientlibs/vanilla-components/base/resources/favicon-57x57.png"
          },
          {
            "url": "https://www.heathrow.com/at-the-airport/assistance-and-accessibility/help-in-the-terminal",
            "title": "Help in the terminal | Heathrow",
            "favicon": "https://www.heathrow.com/etc.clientlibs/heathrow/clientlibs/vanilla-components/base/resources/favicon-57x57.png"
          },
          {
            "url": "https://www.heathrow.com/at-the-airport/assistance-and-accessibility/request-assistance-before-leaving-home",
            "title": "Request assistance before leaving home | Heathrow",
            "favicon": "https://www.heathrow.com/etc.clientlibs/heathrow/clientlibs/vanilla-components/base/resources/favicon-57x57.png"
          },
          {
            "url": "https://www.heathrow.com/at-the-airport/assistance-and-accessibility/assistance-departure-guide",
            "title": "Assistance departure guide | Heathrow",
            "favicon": "https://www.heathrow.com/etc.clientlibs/heathrow/clientlibs/vanilla-components/base/resources/favicon-57x57.png"
          },
          {
            "url": "https://www.flyreagan.com/dca/services-patrons-disabilities",
            "title": "flyreagan.com - Services for Patrons with Disabilities",
            "favicon": "https://www.flyreagan.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://www.flyreagan.com/customer-service/services-patrons-disabilities",
            "title": "flyreagan.com - Services for Patrons with Disabilities",
            "favicon": "https://www.flyreagan.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://www.mwaa.com/policies-regulations/civil-rights-patrons/ada-rehab-act-notice",
            "title": "mwaa.com - ADA Rehab Act Notice",
            "favicon": "https://www.mwaa.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Ronald_Reagan_Washington_National_Airport",
            "title": "Ronald Reagan Washington National Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-15T23:34:47Z"
          },
          {
            "url": "https://www.flyreagan.com/",
            "title": "Official Website of Ronald Reagan Washington National Airport - DCA",
            "favicon": "https://www.flyreagan.com/themes/custom/mwaa_barrio/favicon.ico"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from London to Washington?",
        "answer": "United Airlines operates the most flights on this route, using Boeing 777 family aircraft and Boeing 767-400s from London Heathrow to Washington Dulles. British Airways also flies the route with Boeing 777 family aircraft. Virgin Atlantic serves the same route.",
        "methodology": "Aircraft types come from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). For U.S. routes the type is grounded in the tail number that actually operated the flight; elsewhere it comes from the airline's filed equipment code. Where the source does not commit to a specific variant we name the aircraft family (for example Airbus A320 family) rather than guess, and where no reliable type is on file the aircraft is omitted rather than estimated. Types describe typical scheduled equipment and can vary with seasonal or day-of-week assignments and last-minute swaps.",
        "toolsUsed": [
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        ]
      },
      "q18": {
        "question": "Which airline alliances serve flights from London to Washington?",
        "answer": "The nonstop London–Washington route is served by oneworld (via British Airways) and Star Alliance (via United Airlines). Virgin Atlantic also flies the route nonstop but belongs to no global alliance. SkyTeam has no nonstop presence on this route.",
        "methodology": "Airlines and weekly frequencies are compiled from our flight-schedule database, which combines published airline timetables, U.S. government schedule data from the Bureau of Transportation Statistics (BTS), and observed flight operations from the EUROCONTROL/OpenSky Open Performance Data Initiative (OPDI). We count each operating carrier's scheduled weekly departures and the days it flies; where there is no nonstop service, connecting carriers are identified by linking scheduled nonstop segments through common hub airports. Where a median fare is shown for a carrier, it reflects the real fares Priceline users found on this route in the last 72 hours.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from London?",
        "answer": "London Heathrow has several lounge options across its terminals, including No1 Lounges in Terminal 2 and Terminal 3, My Lounge in Terminal 3, and Club Aspire in Terminal 5. Plaza Premium lounges are available in Terminals 2, 3, 4, and 5, with a Blush Lounge by Plaza Premium Group in Terminal 4. The Centurion Lounge is in Terminal 3, and Lufthansa Business and Senator lounges are in Terminal 2A. Clubrooms Heathrow in Terminal 3 requires an additional fee.",
        "toolsUsed": [
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        ],
        "references": [
          {
            "url": "https://my.prioritypass.com/en-GB/lounges/united-kingdom/heathrow",
            "title": "Heathrow Airport LHR Lounges - LHR Airport Guide and lounges. | Priority Pass",
            "favicon": "https://my.prioritypass.com/icon.png?a4ff481221414a5c",
            "time_published": "2024-11-05T16:20:09Z"
          },
          {
            "url": "https://prioritypass.com/en-GB/lounges/united-kingdom/heathrow",
            "title": "Heathrow Airport LHR Lounges - LHR Airport Guide and lounges. | Priority Pass",
            "time_published": "2024-11-05T00:00:00Z"
          },
          {
            "url": "https://heathrow.com/at-the-airport/terminal-guides",
            "title": "Terminal guides | Heathrow",
            "favicon": "https://www.heathrow.com/etc.clientlibs/heathrow/clientlibs/vanilla-components/base/resources/favicon-57x57.png"
          },
          {
            "url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/LHR",
            "title": "American Express Lounges at London Heathrow Airport | Amex US",
            "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"
          },
          {
            "url": "https://www.delta.com/us/en/airports/europe/london-sky-club-airport-map",
            "title": "London Heathrow (LHR) Airport Map & Lounges | Delta Air Lines",
            "favicon": "https://www.delta.com/content/dam/delta-applications/dlhome/favicon.ico"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from London to Washington?",
        "answer": "Baggage rules vary by airline and fare type. On London–Washington flights, basic economy tickets may not include a checked bag, while standard economy often allows one checked bag and a carry-on. Premium cabins typically include two checked bags and a larger carry-on allowance."
      },
      "q22": {
        "question": "What cabin and seat options are typical from London to Washington?",
        "answer": "Flights from London to Washington generally offer Economy, Premium Economy, and flat-bed Business class, with First class available on select airlines."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Same-day changes and standby depend on the airline and fare class; flexible and premium tickets often allow them, while basic economy typically does not."
      }
    }
  }
}