{
  "response": {
    "Key": "CDG-WAS",
    "orig": {
      "code": "CDG",
      "type": "airport",
      "city": "Paris",
      "fullCity": "Paris, France",
      "airport": "Charles de Gaulle Intl 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 Paris to Washington?",
        "answer": "The flight from Paris to Washington is about 3,850 miles. The typical nonstop flight time is 8 hours and 40 minutes, while the return leg is 7 hours and 30 minutes — westbound is noticeably longer due to prevailing winds.",
        "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 Paris to Washington?",
        "answer": "Yes, Air France and United both fly nonstop from Paris (CDG) to Washington Dulles (IAD) daily. Together they offer up to 47 weekly flights — United operates three daily departures and Air France operates four. The flight takes about 8 hours and 40 minutes eastbound.",
        "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": [
          "route_airlines",
          "flight_schedule"
        ]
      },
      "q3": {
        "question": "What are the ground transportation options in Washington?",
        "answer": "Washington Dulles International Airport offers several ground transportation options to the city center, including Metrorail's Silver Line, taxis, ride-sharing services, and rental cars. The Silver Line provides a direct rail connection from the airport to downtown Washington, making it a fast and reliable choice. Taxis and ride shares are widely available and offer door-to-door convenience, while rental cars are suitable for travelers planning to explore beyond the city. The Metrorail is the most-used transit option for reaching the city center, thanks to its affordability and direct service.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.flydulles.com/parking-transportation",
            "title": "flydulles.com - Parking & Transportation",
            "favicon": "https://www.flydulles.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://www.flydulles.com/metro",
            "title": "flydulles.com - Dulles Airport Metrorail Station",
            "favicon": "https://www.flydulles.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://www.flydulles.com/",
            "title": "Official Website of Washington Dulles International Airport - IAD",
            "favicon": "https://www.flydulles.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Dulles_International_Airport",
            "title": "Dulles International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-18T13:47:09Z"
          },
          {
            "url": "https://flydulles.com/shopping-dining",
            "title": "flydulles.com - Shopping & Dining",
            "favicon": "https://flydulles.com/themes/custom/mwaa_barrio/favicon.ico"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from Paris to Washington?",
        "answer": "Average fares from Paris to Washington bottom out around $353 in late September, making early autumn the cheapest window on this route. Overall, September, October, and February are the cheapest months, with average fares of $364, $371, and $389 respectively. The most expensive period is late December, when average fares climb to $494.",
        "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": [
          "seasonal_prices"
        ]
      },
      "q5": {
        "question": "How far in advance should I book tickets from Paris to Washington?",
        "answer": "For flights from Paris to Washington, the best fares are typically found when booking 4 to 7 weeks before departure, with the absolute lowest price around 35 days out at about $412. Booking much earlier (5 months ahead) or last-minute tends to cost more, with prices climbing above $500 outside that sweet spot. Summer and holiday periods likely shift the optimal window earlier and raise fares overall, though specific seasonal data for this route isn't detailed here.",
        "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 Paris to Washington?",
        "answer": "No overnight (red-eye) flights operate from Paris (CDG) to Washington (WAS) — neither nonstop red-eyes nor connecting itineraries whose long leg is a red-eye are available 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 Paris to Washington?",
        "answer": "Air France and United operate nonstop flights from Paris to Washington. Air France flies up to 26 flights weekly from Paris CDG to Washington Dulles, while United operates up to 21 weekly flights on the same route. Both airlines offer daily service with multiple departure times throughout the day, including early afternoon and late afternoon options.",
        "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 Paris and Washington?",
        "answer": "Common layovers from Paris to Washington include London, Reykjavik, Dublin and Amsterdam. London offers the most frequent transatlantic connections. Reykjavik and Dublin allow US pre‑clearance, saving time on arrival. Amsterdam provides an efficient single‑terminal transfer and strong onward links."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Washington?",
        "answer": "April to May and September to October offer mild temperatures and fewer tourists than summer."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Paris to Washington?",
        "answer": "Bring a passport valid for at least six months beyond your stay, an ESTA authorization or U.S. visa, proof of onward or return travel, and a payment method for baggage. Check if vaccination certificates are currently required."
      },
      "q12": {
        "question": "Which airport should I use in Washington?",
        "answer": "Dulles International is the major hub for international flights and is 42 km west of downtown. Reagan National is closest to the centre, just across the Potomac, and mostly serves domestic routes with a few international exceptions. Baltimore/Washington International is further north, often used by low‑cost carriers."
      },
      "q13": {
        "question": "How do I get to Charles de Gaulle Intl Airport from the city center?",
        "answer": "Getting to Charles de Gaulle Airport from central Paris is easiest via the RER B suburban rail line, which runs frequently and is the most popular option for its balance of speed and low cost, though it can be affected by engineering works. While a dedicated express rail link (CDG Express) is under construction and expected to open in early 2027, it is not yet available, so travelers currently rely on the RER B, public buses, or shuttle services for public transportation. Ride-share services and taxis offer door-to-door convenience at a significantly higher price, especially for groups or those with heavy luggage. Driving is possible with on-site parking available from around €11 per day, but traffic congestion and parking costs make it less attractive for short trips.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://parisaeroport.fr/docs/default-source/passager-fichiers/preparer/navettes-paris-cdg.pdf",
            "title": "NAVETTES GRATUITES À PARIS-CHARLES DE GAULLE",
            "time_published": "2018-02-05T14:39:14Z"
          },
          {
            "url": "https://parisaeroport.fr/fr/passagers/transports-parking/transports-publics-paris/travaux-acces-rer-b/cdg",
            "title": "Travaux et Accès à l'Aéroport Charles de Gaulle – Paris Aéroport",
            "time_published": "2026-03-26T08:36:49Z"
          },
          {
            "url": "https://parisaeroport.fr/en/charles-de-gaulle-airport/terminal-3",
            "title": "Maps & Terminals at Paris Charles de Gaulle – Paris Aéroport",
            "time_published": "2026-03-25T23:15:25Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Charles_de_Gaulle_Airport",
            "title": "Charles de Gaulle Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2002-10-16T17:39:38Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/CDG%20Express",
            "title": "CDG Express",
            "time_published": "2026-01-29T07:39:10Z"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Washington airport?",
        "answer": "Washington Dulles International Airport has a hotel inside the airport, the Washington Dulles Airport Marriott, which is the nearest hotel and is located 0.4 miles (0.6 km) away. Several other nearby hotels offer free shuttle service, including the Hyatt Regency Dulles International and the Courtyard by Marriott Dulles Airport Herndon.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.sleepinginairports.net/guides/washington-dulles-airport-guide.htm",
            "title": "Washington Dulles Airport Guide (IAD) - Sleeping in Airports",
            "favicon": "https://www.sleepinginairports.net/nitropack_static/oBWrHkPujHTPIaVWqdDSDhClXUyrYhhb/assets/images/optimized/rev-b853180/www.sleepinginairports.net/wp-content/uploads/2018/09/cropped-sia-logo-180x180.png",
            "time_published": "2018-08-08T21:11:21Z"
          },
          {
            "url": "https://ihg.com/holidayinn/hotels/gb/en/dulles/wasda/hoteldetail/amenities",
            "title": "Holiday Inn Washington-Dulles Intl Airport - Free Internet & More",
            "favicon": "https://digital.ihg.com/is/image/ihg/app-web-chiclet-holidayinn?fmt=png-alpha"
          },
          {
            "url": "https://www.flydulles.com/",
            "title": "Official Website of Washington Dulles International Airport - IAD",
            "favicon": "https://www.flydulles.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://ihg.com/washington-district-of-columbia/hotels-near-washington-dulles-international",
            "title": "47 Hotels Near IAD Washington Dulles International (IAD) Airport | IHG",
            "favicon": "https://digital.ihg.com/is/image/ihg/app-web-chiclet-ihg?fmt=png-alpha"
          }
        ]
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Ronald Reagan National Airport?",
        "answer": "Paris (CDG) to Washington flights land at Washington Dulles International Airport (IAD), where free Wi‑Fi is available throughout the terminal to keep you connected. The airport also offers currency exchange services, with dedicated counters located both pre‑security on the terminal's upper and lower levels and post‑security in Concourses B and C. Prayer rooms or chapels are not part of the airport's public amenities, so travelers seeking a quiet space for worship may want to plan accordingly.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://flydulles.com/shopping-dining-advanced-directory",
            "title": "Shopping & Dining Advanced Directory | flydulles.com",
            "favicon": "https://flydulles.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://www.flydulles.com/",
            "title": "Official Website of Washington Dulles International Airport - IAD",
            "favicon": "https://www.flydulles.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://flydulles.com/travel-information/services-amenities/airport-lounges/capital-one-lounge-iad",
            "title": "Capital One Lounge - IAD | flydulles.com",
            "favicon": "https://flydulles.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://www.mwaa.com/iad-rfi",
            "title": "mwaa.com - US DOT Request for Information to Revitalize Washington Dulles International Airport",
            "favicon": "https://www.mwaa.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://flydulles.com/shopping-dining",
            "title": "flydulles.com - Shopping & Dining",
            "favicon": "https://flydulles.com/themes/custom/mwaa_barrio/favicon.ico"
          }
        ]
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the Paris and Washington airports?",
        "answer": "Ronald Reagan Washington National Airport (WAS) offers wheelchair assistance arrangeable through your airline or Skycap, accessible shuttle buses with lifts, the Hidden Disabilities Sunflower lanyard program, TSA Cares support, and a children's play area in National Hall with interactive games and a slide. Paris Charles de Gaulle Airport (CDG) provides mobility assistance and accessible services, though specific details on advance booking were not available in the retrieved information; travelers should contact their airline or the airport's assistance service at least 48 hours before departure to arrange wheelchair or special-needs support. Both airports recommend notifying your airline in advance to ensure smooth assistance, and CDG's services can be confirmed through its official accessibility pages.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://parisaeroport.fr/docs/default-source/professionnel-fichiers/service-aux-entreprises/adp-guide-du-client-2023.pdf",
            "title": "AEROPORT PARIS-CHARLES DE GAULLE",
            "time_published": "2023-06-06T14:15:50Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Charles_de_Gaulle_Airport",
            "title": "Charles de Gaulle Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2002-10-16T17:39:38Z"
          },
          {
            "url": "https://parisaeroport.fr/en/charles-de-gaulle-airport/terminal-3",
            "title": "Maps & Terminals at Paris Charles de Gaulle – Paris Aéroport",
            "time_published": "2026-03-25T23:15:25Z"
          },
          {
            "url": "https://www.parisaeroport.fr/",
            "title": "Paris Aéroport – Site Officiel des Aéroports de Paris",
            "favicon": "https://www.parisaeroport.fr/favicon.ico"
          },
          {
            "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 Paris to Washington?",
        "answer": "United typically flies Boeing 787-8s and Boeing 767 family aircraft between Paris CDG and Washington Dulles, while Air France operates Boeing 777-300ERs and Airbus A350-900s on the same route. Air France operates the route most, with United also providing daily nonstop service.",
        "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": [
          "flight_schedule"
        ]
      },
      "q18": {
        "question": "Which airline alliances serve flights from Paris to Washington?",
        "answer": "SkyTeam (via Air France) and Star Alliance (via United Airlines) both offer nonstop service from Paris CDG to Washington Dulles, with Air France operating up to 26 weekly flights and United up to 21. No oneworld carrier flies nonstop on this route, and neither operating airline is unaffiliated.",
        "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 Paris?",
        "answer": "When departing from Paris Charles de Gaulle, the Cathay Pacific lounge in Terminal 2AC offers shower suites, self-service bar, workstations, and a selection of Asian and international dishes. The Lufthansa Business Lounge in Terminal 1 is also available, and YotelAir Paris Charles de Gaulle in Terminal 2E provides a lounge space open around the clock.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://my.prioritypass.com/en-GB/lounges/france/paris-charles-de-gaulle",
            "title": "Charles De Gaulle International Airport CDG Lounges - CDG Airport Guide and lounges. | Priority Pass",
            "favicon": "https://my.prioritypass.com/icon.png?icon.1k7202wk2zqql.png?dpl=1f82db4e-b1f8-481b-b911-c24ef915cc46"
          },
          {
            "url": "https://cathaypacific.com/cx/en_DK/destinations/lounges/paris-cdg/cathay-pacific-lounge.html",
            "title": "Cathay Pacific lounge  | Cathay DK",
            "favicon": "https://www.cathaypacific.com/content/dam/header-footer-lrp/cx-web-clip-icon.png"
          },
          {
            "url": "https://americanexpress.com/en-gb/travel/lounges/the-platinum-card/CDG",
            "title": "American Express Lounges at Paris Charles de Gaulle Airport | Amex GB",
            "time_published": "2026-05-02T00:00:00Z"
          },
          {
            "url": "https://www.delta.com/us/en/airports/europe/paris-sky-club-airport-map",
            "title": "Paris Charles de Gaulle (CDG) Airport Map & Lounges | Delta Air Lines",
            "favicon": "https://www.delta.com/content/dam/delta-applications/dlhome/favicon.ico"
          },
          {
            "url": "https://parisaeroport.fr/en/charles-de-gaulle-airport/terminal-3",
            "title": "Maps & Terminals at Paris Charles de Gaulle – Paris Aéroport",
            "time_published": "2026-03-25T23:15:25Z"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Paris to Washington?",
        "answer": "Allowance depends on the airline and fare class. Basic economy often excludes a checked bag, while standard economy typically includes one checked bag and a carry‑on. Premium cabins offer additional checked bags."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Paris to Washington?",
        "answer": "Typical cabin options from Paris to Washington include Economy, Premium Economy, and flat-bed Business class."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies vary by airline and fare; flexible and premium cabin tickets often allow same‑day changes or standby, while restrictive economy fares typically do not."
      }
    }
  }
}