{
  "response": {
    "Key": "IAD-CDG",
    "orig": {
      "code": "IAD",
      "type": "airport",
      "city": "Washington",
      "fullCity": "Washington, United States",
      "airport": "Washington Intl Airport"
    },
    "dest": {
      "code": "CDG",
      "type": "airport",
      "city": "Paris",
      "fullCity": "Paris, France",
      "airport": "Charles de Gaulle Intl Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Washington to Paris?",
        "answer": "A nonstop flight from Washington Dulles (IAD) to Paris Charles de Gaulle (CDG) typically takes about 7 hours 30 minutes eastbound. The return flight from Paris to Washington is usually around 8 hours 30 minutes due to headwinds. With one stop, total travel time often ranges from 10 to 12 hours depending on the layover city."
      },
      "q1": {
        "question": "Are there any direct flights from Washington to Paris?",
        "answer": "Yes, United and Air France both fly nonstop from Washington Dulles (IAD) to Paris Charles de Gaulle (CDG). United operates up to 74 weekly flights and Air France up to 38, with both carriers running daily service. Departures are spread across the afternoon and evening, and United's typical fare runs around $1,306 round-trip.",
        "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 and weekly frequencies are summarized 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). Where available, on-time and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, and typical fares from the U.S. DOT Airline Origin and Destination Survey (DB1B), a quarterly 10% sample of tickets sold.",
        "toolsUsed": [
          "route_airlines",
          "flight_schedule"
        ]
      },
      "q2": {
        "question": "Are there visa requirements to travel from Washington to Paris?",
        "answer": "Yes — for flights from Washington, D.C. to Paris, entry requirements depend on citizenship: U.S. nationals do not need a visa for short stays (up to 90 days) in France for tourism or business, but starting mid‑2025 they must obtain an ETIAS travel authorization. French nationals traveling to the United States generally do not need a visa for short visits under the Visa Waiver Program, but they must obtain ESTA approval in advance. Non‑EU nationals (including U.S. citizens) should verify visa requirements based on their nationality."
      },
      "q3": {
        "question": "What are the ground transportation options in Paris?",
        "answer": "From Charles de Gaulle Airport, the most used option is the RER B train, which reaches central Paris in about 30 minutes. Taxis offer fixed fares to the city and are widely available, while ride-share services like VTCs can be booked on arrival. Express bus 9517 (formerly RoissyBus) connects to Saint-Denis Pleyel metro station, and a dedicated CDG Express rail link to Gare de l'Est is expected to open in 2027, cutting travel time to 20 minutes. Car rentals and parking are also available, but public transit is generally the fastest and most practical for most travelers.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://parisaeroport.fr/en/passengers/charles-de-gaulle-airport",
            "title": "Welcome to Charles-de-Gaulle airport (CDG Airport) - Paris Aéroport",
            "time_published": "2026-03-25T23:16:15Z"
          },
          {
            "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/CDG%20Express",
            "title": "CDG Express",
            "time_published": "2026-01-29T07:39:10Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Aéroport_Charles_de_Gaulle_2_TGV_station",
            "title": "Aéroport Charles de Gaulle 2 TGV station",
            "time_published": "2026-04-23T11:27:05Z"
          },
          {
            "url": "https://www.parisaeroport.fr/en/group/strategy/airport-network/paris-charles-de-gaulle-airport",
            "title": "Pardon Our Interruption"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from Washington to Paris?",
        "answer": "The cheapest months to fly from Washington to Paris are October (average $660), November ($672), and September ($703). The most expensive months are June (average $1108), May ($976), and July ($974).",
        "methodology": "This 'good deal' estimate shows a representative best price for each departure date across roughly a 12-month window (about 3 months back and 9 months forward). It is built from real flight prices found by Priceline users searching this route, accumulated into a price history for each departure date. Rather than weighting all of that history equally, we apply exponential time decay so recent prices dominate — a price seen yesterday counts almost in full, one from about a month ago roughly a third, and prices from a few months back very little — giving a figure that tracks today's market instead of a stale long-run average. Clear price outliers are removed before any calculation, departure dates with no observations are filled in from nearby dates, and the resulting curve is lightly smoothed so it reads as a clean seasonal trend rather than day-to-day noise.",
        "toolsUsed": [
          "seasonal_prices"
        ]
      },
      "q5": {
        "question": "How far in advance should I book tickets from Washington to Paris?",
        "answer": "For Washington to Paris, the best fares are typically found when booking 10 to 13 weeks ahead, with the absolute lowest price around 75 days out at $854. During peak summer and holiday periods, prices tend to rise earlier, so aiming for the earlier side of that window or even a few weeks sooner can help lock in a better deal.",
        "methodology": "This booking-window guidance is built from the same real flight prices found by Priceline users searching this route, re-grouped by how many days before departure each price was seen (from the departure day out to about 180 days ahead) across the route's price history. At each booking lead time we report the 25th-percentile price — the cheaper end of what travelers were quoted, rather than the rock-bottom minimum (which can be a fluke) or the average (which is pulled up by expensive last-minute fares). The buy-or-wait advice then applies a risk premium that grows as departure approaches, since seat availability shrinks and prices become less predictable; using that adjusted curve we flag windows where waiting is likely to save a meaningful amount (at least $20 or 5%) versus windows where booking now is the better call. Isolated single-day recommendations are filtered out, so the advice only reflects a window that holds for several days in a row.",
        "toolsUsed": [
          "booking_timing"
        ]
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Washington to Paris?",
        "answer": "Yes, overnight red‑eye flights are available nonstop from Washington Dulles to Paris CDG. Air France operates up to 17 weekly red‑eyes, departing daily in a window roughly between 9:25 PM and 10:25 PM; with a flight time of about 7½ hours these land in Paris in the early morning hours (typically around 5–6 AM local time the next day).",
        "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 Washington to Paris?",
        "answer": "United Airlines and Air France operate non‑stop from Washington Dulles to Paris Charles de Gaulle. United runs up to 74 flights a week with departures throughout the evening, and its median fare is around $1,306. Air France offers about 38 weekly flights, also departing in the evening.",
        "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"
        ]
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Washington and Paris?",
        "answer": "Common layover cities include London, Amsterdam, Frankfurt, and Reykjavik. London and Amsterdam offer extensive connections and efficient transfers, while Reykjavik provides a shorter routing and visa-free transit for many nationalities. Frankfurt is a major hub with quick connections across Europe."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Washington to Paris?",
        "answer": "On‑time performance is generally dependable, though afternoon thunderstorms at Dulles can cause delays. Early flights, particularly on United and Air France, tend to depart more punctually."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Paris?",
        "answer": "April to June and September to October offer pleasant temperatures and fewer tourists than July and August."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Washington to Paris?",
        "answer": "You'll need a passport valid for at least three months beyond your planned departure from France, any required visa or ETIAS authorization, proof of onward or return travel, a payment method for baggage, and any vaccination certificates if applicable."
      },
      "q12": {
        "question": "Which airport should I use in Paris?",
        "answer": "Charles de Gaulle is the primary international gateway for Paris, located about 25 km northeast of the city centre, and serves as a hub for Air France and SkyTeam, with extensive global connections. Orly Airport, roughly 13 km south of central Paris, handles mostly domestic and European flights, often used by low‑cost carriers. Beauvais, about 85 km north, is used exclusively by budget airlines like Ryanair and is far from the city, making it less convenient for reaching central Paris."
      },
      "q13": {
        "question": "How do I get to Washington Intl Airport from the city center?",
        "answer": "The fastest way from downtown Washington, DC to Dulles International Airport (IAD) is typically the Silver Line Metrorail, which connects via a short nonstop Silver Line Express bus from the Wiehle-Reston East station. Taxis and ride‑share services like Uber and Lyft offer door‑to‑door convenience, with taxis available 24/7 through Washington Flyer. Shared van shuttles are a budget‑friendly group option, while driving and parking at the airport economy lot costs $15 per day with a free shuttle to the terminal.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://flydulles.com/flight-schedule-dulles-international-airport-iad",
            "title": "flydulles.com - Flight Schedule - Dulles International Airport (IAD)",
            "time_published": "2022-03-01T00:00:00Z"
          },
          {
            "url": "https://parking.flydulles.com/economy-parking",
            "title": "Dulles International Airport Parking | Economy Parking",
            "time_published": "2026-02-06T00:00:00Z"
          },
          {
            "url": "https://www.mwaa.com/ipw-2017-archived",
            "title": "IPW 2017 - Archived",
            "time_published": "2021-02-01T00:00:00Z"
          },
          {
            "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",
            "time_published": "2023-09-01T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Dulles%20International%20Airport",
            "title": "Dulles International Airport",
            "time_published": "2026-04-30T14:07:38Z"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Paris airport?",
        "answer": "Paris Charles de Gaulle Airport has on-site hotels, such as the ibis Paris CDG Airport near Terminal 3 and the Courtyard by Marriott Paris Charles de Gaulle Central Airport accessible by the free CDGVAL tram. The ibis is a short walk from Terminal 3 and the CDGVAL station, while the Courtyard is located just minutes from the terminals via the tram. No capsule hotels or sleeping pods are mentioned, but these hotels provide convenient rest options without needing a shuttle from off-airport properties.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://sleepinginairports.net/guides/paris-charles-de-gaulle-airport-guide.htm",
            "title": "Paris Charles de Gaulle Airport Guide (CDG) - 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": "2018-10-02T00:00:43Z"
          },
          {
            "url": "https://all.accor.com/hotel/1404/index.en.shtml",
            "title": "Ibis Paris CDG Airport - Charles-de-Gaulle Airport Hotel | ALL - ALL",
            "time_published": "2026-07-10T00:00:00Z"
          },
          {
            "url": "https://www.sleepinginairports.net/reviews/paris-charles-de-gaulle-airport-reviews.htm",
            "title": "Paris Charles de Gaulle Airport Reviews (CDG)",
            "time_published": "2024-10-08T00:00:00Z"
          },
          {
            "url": "https://meetings.accor.com/hotel/1404/index.en.shtml",
            "title": "Ibis Paris CDG Airport - Charles-de-Gaulle Airport Hotel | ALL - Meetings",
            "time_published": "2026-03-13T00:00:00Z"
          },
          {
            "url": "https://www.marriott.com/en-us/hotels/parca-courtyard-paris-charles-de-gaulle-central-airport/overview/",
            "title": "Courtyard Paris Charles de Gaulle Central Airport - With Free CDG Tram",
            "time_published": "2025-02-19T00:00:00Z"
          },
          {
            "url": "https://www.marriott.com/en-us/hotels/parca-courtyard-paris-charles-de-gaulle-central-airport/overview/?scid=f2ae0541-1279-4f24-b197-a979c79310b0",
            "title": "Courtyard Paris Charles de Gaulle Central Airport - With Free CDG Tram",
            "time_published": "2025-02-19T00:00:00Z"
          }
        ]
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Charles de Gaulle Intl Airport?",
        "answer": "Paris Charles de Gaulle Airport offers free Wi‑Fi throughout the terminals; terminal maps highlight free Wi‑Fi alongside other services like shops and lounges. Prayer rooms and chapels are available in multiple terminals—for example, Terminal 1 has a multi‑faith prayer area, and Terminal 2E houses an ecumenical chapel. Currency exchange offices and ATMs are provided in all terminals, typically in the public and transit areas near check‑in, arrivals, and departure gates.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://parisaeroport.fr/en/passengers/charles-de-gaulle-airport",
            "title": "Welcome to Charles-de-Gaulle airport (CDG Airport) - Paris Aéroport",
            "time_published": "2026-03-25T23:16:15Z"
          },
          {
            "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/Aéroport_Charles_de_Gaulle_2_TGV_station",
            "title": "Aéroport Charles de Gaulle 2 TGV station",
            "time_published": "2026-04-23T11:27:05Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/CDG",
            "title": "CDG",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2025-12-20T23:15:24Z"
          },
          {
            "url": "https://experiences.parisaeroport.fr/en/",
            "title": "Paris Aéroport Experiences Discover the best places in our airports !",
            "time_published": "2021-05-01T00:00:00Z"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Washington to Paris?",
        "answer": "On the nonstop route from Washington Dulles to Paris Charles de Gaulle, the most common aircraft are the Boeing 787-8 and Boeing 777 (both flown by United) and the Airbus A350-900 and Boeing 777-300ER (both flown by Air France). The exact aircraft can vary by day and airline. Wi-Fi and seatback entertainment are widely available on these long-haul jets.",
        "methodology": "Aircraft types are taken from the equipment each operating carrier schedules on this route, drawn from published airline timetables and airline equipment schedules in our flight-schedule database. They describe typical scheduled aircraft and can vary with seasonal or day-of-week assignments and last-minute equipment swaps.",
        "toolsUsed": [
          "route_aircraft"
        ]
      },
      "q18": {
        "question": "Which airline alliances serve flights from Washington to Paris?",
        "answer": "Nonstop flights from Washington Dulles to Paris Charles de Gaulle are operated by United Airlines, a Star Alliance member, and Air France, a SkyTeam member. No oneworld carrier flies the route nonstop, and neither of the operating airlines is unaligned.",
        "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 Washington?",
        "answer": "At Washington Dulles, passengers departing for Paris have several lounge options. The Air France/KLM Lounge in Concourse A is accessible with a same-day boarding pass on a SkyTeam flight or through Priority Pass, and offers a full bar and a la carte dining. The Virgin Atlantic Clubhouse, also in Concourse A, welcomes Upper Class passengers and Flying Club Gold members, featuring a cocktail bar, table service, and a pool table. In Concourse B, the Turkish Airlines Lounge provides a la carte dining and shower suites, open to business-class travelers and Star Alliance Gold members. Additionally, the Capital One Lounge near the security checkpoint is available to Capital One Venture X and Venture X Business cardholders, with craft cocktails and locally inspired food.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/IAD",
            "title": "American Express Lounges at Washington Dulles International Airport | Amex US",
            "time_published": "2026-01-01T00:00:00Z"
          },
          {
            "url": "https://prioritypass.com/en-GB/lounges/united-states-of-america/washington-dulles-international",
            "title": "Washington Dulles International Airport IAD Lounges - IAD Airport Guide and lounges.  | Priority Pass",
            "time_published": "2024-11-05T00:00:00Z"
          },
          {
            "url": "https://americanexpress.com/en-th/travel/lounges/the-platinum-card/IAD",
            "title": "American Express Lounges at Washington Dulles International Airport | Amex TH",
            "time_published": "2026-01-01T00:00:00Z"
          },
          {
            "url": "https://www.flydulles.com/travel-information/services-amenities/airport-lounges/capital-one-lounge-iad",
            "title": "Capital One Lounge - IAD | flydulles.com",
            "time_published": "2022-03-01T00:00:00Z"
          },
          {
            "url": "https://my.prioritypass.com/zh-CN/lounges/united-states-of-america/washington-dulles-international/iad6-air-france-klm-lounge",
            "title": "Air France - KLM Lounge IAD AIRPORT A 大厅 杜勒斯国际机场 (Washington DC Dulles Intl) | Priority Pass",
            "time_published": "2024-11-05T00:00:00Z"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Washington to Paris?",
        "answer": "Baggage rules depend on airline and fare. Basic economy often excludes a checked bag, while standard international economy typically includes one checked bag and a carry‑on. Premium cabins offer more generous allowances."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Washington to Paris?",
        "answer": "Washington to Paris flights typically offer Economy and flat‑bed Business class, while Premium Economy is also common on many airlines."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies vary by airline and fare; flexible, premium, and higher‑status tickets often allow same‑day changes or standby, while Basic Economy typically does not."
      }
    }
  }
}