{
  "response": {
    "Key": "MAA-IAD",
    "orig": {
      "code": "MAA",
      "type": "airport",
      "city": "Chennai",
      "fullCity": "Chennai, India",
      "airport": "Chennai Intl Airport"
    },
    "dest": {
      "code": "IAD",
      "type": "airport",
      "city": "Washington",
      "fullCity": "Washington, United States",
      "airport": "Washington Intl Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Chennai to Washington?",
        "answer": "Chennai to Washington has no scheduled nonstop service, so the trip requires a connection. The direct overland distance is about 8,570 miles, and a typical one-stop journey takes roughly 19 to 24 hours depending on the layover.",
        "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 Chennai to Washington?",
        "answer": "There are no direct or nonstop flights from Chennai (MAA) to Washington Dulles (IAD). The shortest one-stop itineraries, operated by carriers like Etihad via Abu Dhabi, Emirates via Dubai, and Qatar Airways via Doha, take about 21 hours and 20 minutes on average. Two-stop routings through hubs such as Frankfurt, London Heathrow, or Delhi are also common but typically take around 29½ hours.",
        "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. Stop counts, connecting hubs, and per-airline prices are drawn from a large sample of the real fares Priceline users found on this route in the last 72 hours. We group those fares by number of stops, by the hub airport a connection routes through, and by operating airline, and report each group's share of the sample alongside its lowest and median price. 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": [
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          "flight_schedule",
          "route_options",
          "redeye_flights"
        ]
      },
      "q3": {
        "question": "What are the ground transportation options in Washington?",
        "answer": "Washington Dulles International Airport (IAD) offers several ground transportation options to reach the city center. The Silver Line of the Washington Metro provides a direct rail connection from the airport, linking passengers to downtown DC via an indoor pedestrian tunnel with moving sidewalks. Taxis, ride-share services, and rental cars are also available at the terminal. The Metrorail Silver Line is the most used public transit option for airport access, while taxis and ride-shares offer faster door-to-door service but at a higher cost and with variable traffic delays. For most travelers, the Silver Line is the recommended balance of cost and reliability, especially during peak traffic hours.",
        "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"
          }
        ]
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Chennai to Washington?",
        "answer": "No nonstop red-eye flights operate from Chennai (MAA) to Washington Dulles (IAD). However, a connecting red-eye itinerary is available: Ethiopian Airlines operates an overnight leg from Addis Ababa (ADD) to Washington Dulles, departing at 22:50 and arriving at 08:55 the next morning, with a connection in Addis Ababa on Ethiopian Airlines and a layover of about 9 hours.",
        "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 Chennai to Washington?",
        "answer": "There is no nonstop service from Chennai to Washington, so travelers connect through hubs in the Middle East or Europe. Emirates connects via Dubai with around 3 flights a day, and Etihad via Abu Dhabi also with about 3 daily services. Lufthansa offers two daily patterns through Frankfurt, one with a United-operated onward leg and one with Lufthansa. Ethiopian Airlines provides a less frequent routing via Addis Ababa. Specific per-carrier fares are not available for this route.",
        "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 Chennai and Washington?",
        "answer": "Common layover cities include Dubai, Doha, London, and Frankfurt. Dubai and Doha offer efficient single‑stop connections on Emirates and Qatar Airways with broad US networks and visa‑free transit for many nationalities. London and Frankfurt provide multiple onward options to Washington but may require a transit visa depending on your passport, so check requirements before booking."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Washington?",
        "answer": "April, May, September, and October offer pleasant temperatures and thinner crowds than summer."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Chennai to Washington?",
        "answer": "Bring a passport valid for at least six months, a valid U.S. visa or ESTA if eligible, proof of onward or return travel, a payment method for baggage and any required vaccination certificates."
      },
      "q12": {
        "question": "Which airport should I use in Washington?",
        "answer": "Washington Dulles is the main international gateway, located about 26 miles west of downtown, and serves most long‑haul flights. Ronald Reagan Washington National is much closer to the city centre and monuments but mainly handles domestic routes. Baltimore/Washington International is farther north and offers a mix of domestic and some international flights, often at lower fares."
      },
      "q13": {
        "question": "How do I get to Chennai Intl Airport from the city center?",
        "answer": "Chennai International Airport is served by the Chennai International Airport Metro Station of the Chennai Metro and the Tirusulam railway station of the Chennai Suburban Railway, which provide direct public transportation from the city center. Ride-share services and taxis are also available, with taxis and ride-shares generally being the most popular and fastest options, though they are relatively more expensive than the metro or suburban rail. Driving is possible with parking at the airport, but traffic can make it slower than rail during peak hours. The metro is typically the fastest and most reliable public option.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_International_Airport",
            "title": "Chennai International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-14T16:23:22Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_Airport",
            "title": "Chennai International Airport - Wikipedia",
            "time_published": "2003-08-14T05:30:51Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_Central_railway_station",
            "title": "Chennai Central railway station",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-08-23T10:10:35Z"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Washington airport?",
        "answer": "Washington Dulles International Airport has a hotel located inside the airport, the Washington Dulles Airport Marriott, which is just 0.4 miles (0.6 km) away and offers free shuttle service. Several other nearby hotels also provide free shuttles, including the Hyatt Regency Dulles International, Courtyard by Marriott Dulles Airport Herndon, Sonesta ES Suites Dulles Airport, and Spark by Hilton Dulles Airport. Day rooms are available, though there are no sleep cabins or pods.",
        "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 Washington Intl Airport?",
        "answer": "Washington Dulles International Airport (IAD) offers free Wi-Fi throughout the terminal, and currency exchange services are available at several locations, including pre-security in the Terminal Lower Level (Baggage Claim) and post-security in multiple concourses. Prayer rooms or chapels are not listed among the airport's advertised amenities. The currency exchange counters are marked on the airport's directory and can be found in the Main Terminal and concourse areas.",
        "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 Chennai and Washington airports?",
        "answer": "At Washington Dulles (IAD), airport shuttle buses and rental car shuttles are equipped with wheelchair lifts or ramps, and the Hidden Disabilities Sunflower Program offers discreet lanyards for travelers with invisible disabilities, available at information desks or the USO Lounge. Wheelchair assistance at IAD can be arranged through your airline, and accessible taxi service can be reserved in advance by calling Washington Flyer Taxi at 703-572-TAXI. At Chennai International Airport (MAA), the connecting metro station is wheelchair accessible, though specific details on children's play areas or disability assistance programs at the airport itself are not provided in the available information; travelers should contact their airline or the airport directly to arrange mobility assistance in advance.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_International_Airport_metro_station",
            "title": "Chennai International Airport metro station",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-08-17T02:32:22Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_International_Airport",
            "title": "Chennai International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-14T16:23:22Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_Airport",
            "title": "Chennai International Airport - Wikipedia",
            "time_published": "2003-08-14T05:30:51Z"
          },
          {
            "url": "http://www.airportdistancecalculator.com/chennai-airport-maa-details.html",
            "title": "Chennai Airport (MAA) Details, Chennai, India",
            "time_published": "2026-04-24T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Chennai_Parandur_Airport",
            "title": "Chennai Parandur Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-08-24T07:52:29Z"
          },
          {
            "url": "https://www.flydulles.com/iad/disability-services",
            "title": "flydulles.com - Disability Services",
            "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://www.mwaa.com/",
            "title": "Official Website of Metropolitan Washington Airports Authority - MWAA",
            "favicon": "https://www.mwaa.com/themes/custom/mwaa_barrio/favicon.ico",
            "time_published": "2026-08-26T00:00:00Z"
          },
          {
            "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://www.mwaa.com/policefireems/fire-ems/fire-ems-washington-dulles-international-airport",
            "title": "mwaa.com - Fire & EMS at Washington Dulles International Airport",
            "favicon": "https://www.mwaa.com/themes/custom/mwaa_barrio/favicon.ico"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Chennai to Washington?",
        "answer": "There is no nonstop service from Chennai to Washington; connecting options typically use British Airways' Boeing 787-8 via London, Etihad's Boeing 787-9 via Abu Dhabi, and Emirates' Boeing 777-300ER via Dubai. Qatar Airways also uses Boeing 777-300ER or Boeing 777 via Doha, while Ethiopian Airlines operates an Airbus A350-1000 via Addis Ababa.",
        "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": [
          "route_aircraft"
        ]
      },
      "q18": {
        "question": "Which airline alliances serve flights from Chennai to Washington?",
        "answer": "Star Alliance and oneworld are the alliances on the Chennai–Washington route. Star Alliance members Lufthansa, Ethiopian, Air Canada, and United operate connections, while oneworld is represented by Qatar Airways, British Airways, and American Airlines. SkyTeam has no carrier on this route; Etihad and Emirates fly it but belong to no alliance.",
        "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. Stop counts, connecting hubs, and per-airline prices are drawn from a large sample of the real fares Priceline users found on this route in the last 72 hours. We group those fares by number of stops, by the hub airport a connection routes through, and by operating airline, and report each group's share of the sample alongside its lowest and median price.",
        "toolsUsed": [
          "route_airlines",
          "route_options"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Chennai?",
        "answer": "Chennai International Airport has Travel Club lounges in Terminals 1, 2, and 4, with the Terminal 2 location on Level 3 open 24 hours daily. The Terminal 2 Travel Club lounge offers meals, alcoholic and non-alcoholic drinks, Wi-Fi, printers and photocopiers, newspapers and magazines, toilets, and wheelchair-accessible facilities, with alcohol served only to passengers over 21. Access is available through Priority Pass and the American Express Platinum Card, and the lounge is also used by Cathay Pacific passengers.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://americanexpress.com/en-in/travel/lounges/the-platinum-card/MAA",
            "title": "American Express Lounges at Chennai International Airport | Amex IN",
            "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"
          },
          {
            "url": "https://prioritypass.com/en-GB/lounges/india/chennai-international",
            "title": "Chennai Meenambakkam Airport MAA Lounges - MAA Airport Guide and lounges. | Priority Pass",
            "favicon": "https://prioritypass.com/icon.png?icon.1k7202wk2zqql.png?dpl=1f82db4e-b1f8-481b-b911-c24ef915cc46",
            "time_published": "2026-08-18T11:40:12Z"
          },
          {
            "url": "https://americanexpress.com/en-au/travel/lounges/the-platinum-card/MAA",
            "title": "American Express Lounges at Chennai International Airport | Amex AU",
            "time_published": "2026-05-02T00:00:00Z"
          },
          {
            "url": "https://my.prioritypass.com/zh-Hant-TW/lounges/india/chennai-international",
            "title": "Chennai Meenambakkam Airport MAA Lounges - MAA Airport Guide and lounges. | Priority Pass",
            "favicon": "https://my.prioritypass.com/icon.png?a4ff481221414a5c"
          },
          {
            "url": "https://cathaypacific.com/cx/it_IT/destinations/lounges/chennai-maa/travel-club-lounge.html",
            "title": "Lounge Travel Club | Cathay IT",
            "favicon": "https://www.cathaypacific.com/content/dam/header-footer-lrp/cx-web-clip-icon.png"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Chennai to Washington?",
        "answer": "Baggage rules depend on the airline and fare type. Basic economy often excludes a free checked bag, while standard international economy typically includes one checked bag and one carry‑on. Premium cabins and some frequent flyer status may increase allowances."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Chennai to Washington?",
        "answer": "Flights from Chennai to Washington typically 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": "Policies vary by airline and fare; flexible and premium cabin tickets may allow same‑day changes or standby, while restrictive fares typically do not."
      }
    }
  }
}