{
  "response": {
    "Key": "FCO-IAD",
    "orig": {
      "code": "FCO",
      "type": "airport",
      "city": "Rome",
      "fullCity": "Rome, Italy",
      "airport": "Leonardo da Vinci 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 Rome to Washington?",
        "answer": "A nonstop flight from Rome (FCO) to Washington Dulles (IAD) typically takes about 9 hours 30 minutes to 10 hours. With one stop, depending on the layover city, total travel time often ranges from 12 to 14 hours."
      },
      "q1": {
        "question": "Are there any direct flights from Rome to Washington?",
        "answer": "Yes, United, ITA Airways, and Ethiopian Airlines all fly nonstop from Rome FCO to Washington Dulles. United operates 21 weekly flights, ITA runs 11, and Ethiopian offers 14 — all daily service, with departures spread from early morning through mid-afternoon. United is typically the cheapest nonstop option at a median fare around $827, while ITA averages about $1,067.",
        "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. 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. 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_airlines",
          "flight_schedule",
          "route_options",
          "route_aircraft"
        ]
      },
      "q2": {
        "question": "Are there visa requirements to travel from Rome to Washington?",
        "answer": "Yes, visa requirements apply for travel from Rome to Washington depending on nationality. U.S. citizens do not need a visa to enter the U.S. Italian citizens and nationals of other Visa Waiver Program countries may travel to the U.S. for short visits without a visa but must obtain an approved ESTA. Travelers from non-VWP countries require a visa. For travel from Washington to Rome, U.S. citizens can enter Italy and the Schengen Area for up to 90 days without a visa; other nationalities should check their specific requirements."
      },
      "q3": {
        "question": "What are the ground transportation options in Washington?",
        "answer": "At Washington Dulles (IAD), the fastest and most-used option to reach the city center is the Silver Line Express bus to Wiehle-Reston East station, where you can transfer to Metrorail’s Silver Line into downtown D.C. Taxis (Washington Flyer) offer 24/7 direct service from the terminal. Ride‑share services like Uber and Lyft also pick up at the airport. Shared vans (SuperShuttle, Supreme Shuttle) are available but slower. Rental cars are an option, though the 26‑mile drive to downtown can face heavy traffic.",
        "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"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from Rome to Washington?",
        "answer": "The cheapest time to fly from Rome to Washington is in the fall and late summer, especially October (average $652), September ($671), and November ($685). The most expensive months are early summer, with June averaging $1,189, followed by July ($1,008) and May ($1,005).",
        "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. For this route, fares for the requested travel direction were unavailable, so the pattern shown is derived from the reverse direction, which shares the same seasonal demand cycle.",
        "toolsUsed": [
          "seasonal_prices"
        ]
      },
      "q5": {
        "question": "How far in advance should I book tickets from Rome to Washington?",
        "answer": "For the best fare on the Rome to Washington route, book 8 to 11 weeks before departure, when average prices are around $1,060. The absolute lowest fare appears about 55 days out at roughly $1,043, while last-minute bookings within two weeks can exceed $1,400. During summer and holiday peaks, the optimal window may shift slightly earlier — aiming for 10 to 12 weeks ahead helps avoid the steepest premiums.",
        "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. For this route, fares for the requested travel direction were unavailable, so the pattern shown is derived from the reverse direction, which shares the same seasonal demand cycle.",
        "toolsUsed": [
          "booking_timing"
        ]
      },
      "q6": {
        "question": "Are overnight (red‑eye) flights available from Rome to Washington?",
        "answer": "No overnight (red‑eye) flights operate from Rome (FCO) to Washington Dulles (IAD) — neither nonstop nor connecting itineraries with a red‑eye long leg are available.",
        "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"
        ]
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between Rome and Washington?",
        "answer": "Common layovers include London, Paris, Amsterdam and Frankfurt. They offer frequent onward flights to Washington, efficient connections, and visa-free transit for many nationalities."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Rome to Washington?",
        "answer": "On-time performance is generally good, but afternoon departures may face minor delays. Early flights, particularly with United or ITA Airways, are often more punctual."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Washington?",
        "answer": "April to early June and September to October offer pleasant temperatures and lower humidity, with cherry blossoms in spring and colorful foliage in fall, while avoiding summer crowds."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Rome to Washington?",
        "answer": "Bring a passport valid for your stay, a visa or ESTA authorization, proof of return or onward travel, and a payment method for baggage and any required health documents."
      },
      "q12": {
        "question": "Which airport should I use in Washington?",
        "answer": "Dulles is the international gateway for the Washington area, with Star Alliance flights and easy access to downtown via the Silver Line metro. Reagan National is closest to the city centre, ideal for domestic and short‑haul business travel. Baltimore‑Washington serves as a low‑cost alternative farther from downtown."
      },
      "q13": {
        "question": "How do I get to Leonardo da Vinci Airport from the city center?",
        "answer": "From central Rome, the fastest way to Leonardo da Vinci Airport is the Leonardo Express train from Termini station, which takes about 32 minutes and runs every 15 minutes. Regional trains also serve the airport from stations like Tiburtina and Ostiense with more stops and a lower fare. Several shuttle bus companies including Terravision, SIT, and T.A.M. operate direct services from Termini, offering a cheaper but slower alternative. Taxis provide door‑to‑door convenience with a fixed fare of €55 to the city center, while ride‑share and car rental are available at the airport, with parking options for those driving.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://www.adr.it/web/aeroporti-di-roma-en/pax-fco-to-and-from",
            "title": "Fiumicino Airport Transport: How to Get to and from FCO | ADR",
            "favicon": "https://www.adr.it/o/adr-new-theme/images/favicon.ico"
          },
          {
            "url": "https://www.adr.it/web/aeroporti-di-roma-en/pax-fco-bus",
            "title": "Fiumicino Airport buses: routes, stops and timetables | ADR",
            "favicon": "https://www.adr.it/o/adr-dxp-theme/images/favicon.ico"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Fiumicino%20Aeroporto%20railway%20station",
            "title": "Fiumicino Aeroporto railway station",
            "time_published": "2025-11-27T16:48:57Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Fiumicino_Aeroporto_railway_station",
            "title": "Fiumicino Aeroporto railway station",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2025-11-27T16:48:57Z"
          },
          {
            "url": "http://adr.it/web/aeroporti-di-roma-en-/pax-fco-taxi",
            "title": "Taxi - ADR",
            "time_published": "2023-06-01T00:00:00Z"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Washington airport?",
        "answer": "Washington Dulles Airport has an on-site Marriott hotel connected by a free shuttle every 15 minutes, and the Sleepbox Lounge offers 16 sound-proof airside sleeping pods. There are no capsule hotels or designated rest zones inside the terminals, but nearby hotels are within a 12-minute drive and also provide shuttle service.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://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://www.sleepinginairports.net/sleep-guide/sleeping-in-washington-dulles-airport.htm",
            "title": "Sleeping in Washington Dulles Airport",
            "time_published": "2024-09-12T00:00:00Z"
          },
          {
            "url": "https://www.marriott.com/en-us/hotels/iadap-washington-dulles-airport-marriott/overview/?scid=d2406702-e8ea-4b45-bb9b-69",
            "title": "Hotel near IAD Airport | Washington Dulles Airport Marriott",
            "time_published": "2025-02-19T00:00:00Z"
          },
          {
            "url": "https://www.marriott.com/en-us/hotels/iadap-washington-dulles-airport-marriott/overview/?scid=f2ae0541-1279-4f24-b197-a979c79310b0",
            "title": "Hotel near IAD Airport | Washington Dulles Airport Marriott",
            "time_published": "2024-10-11T00:00:00Z"
          },
          {
            "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",
            "time_published": "2026-07-17T00:00:00Z"
          },
          {
            "url": "https://www.airportsdata.net/airport-IAD-accommodation/",
            "title": "Sleeping at Dulles airport - Washington D.C.",
            "time_published": "2025-12-01T00:00:00Z"
          }
        ]
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Washington Intl Airport?",
        "answer": "Washington Dulles International Airport offers international currency exchange services and free Wi‑Fi throughout the terminal. An interfaith chapel is also available for prayer and meditation. Specific terminal locations are not detailed in the available information, but you can find these amenities by consulting the airport's interactive map or on‑site signage.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://www.flydulles.com/dulles-international-airport-nominated-2024-usa-todays-10best-shopping-large-airport-lounge",
            "title": "Dulles International Airport Nominated for 2024 USA Today’s ‘10Best’ Shopping, Large Airport & Lounge | flydulles.com",
            "time_published": "2022-03-01T00:00:00Z"
          },
          {
            "url": "https://flydulles.com/about-dulles-international",
            "title": "flydulles.com - About Dulles International",
            "time_published": "2022-03-01T00:00:00Z"
          },
          {
            "url": "https://mwaa.com/iad-rfi",
            "title": "mwaa.com - US DOT Request for Information to Revitalize Washington Dulles International Airport",
            "favicon": "https://mwaa.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://mwaa.com/alert/rfi-revitalize-dulles-international-airport",
            "title": "mwaa.com - US DOT Request for Information to Revitalize Washington Dulles International Airport",
            "favicon": "https://mwaa.com/themes/custom/mwaa_barrio/favicon.ico"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Dulles%20International%20Airport",
            "title": "Dulles International Airport",
            "time_published": "2026-04-30T14:07:38Z"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Rome to Washington?",
        "answer": "Nonstop flights from Rome FCO to Washington Dulles are most commonly operated with Boeing 777s (on United) and Airbus A330-900 Neos (on ITA Airways), while Ethiopian also flies the route nonstop though its aircraft type isn't specified in the schedule data. On one-stop itineraries the long-haul leg frequently uses Boeing 777s, Airbus A330 variants (including the -300, -200, and -900 Neo), or Airbus A350-900s, connecting through hubs like London Heathrow, Atlanta, Detroit, or Paris CDG. The exact aircraft can vary by day and airline, and Wi‑Fi and seatback entertainment are widely available on these transatlantic services.",
        "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. 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_aircraft",
          "route_airlines",
          "flight_schedule"
        ]
      },
      "q18": {
        "question": "Which airline alliances serve flights from Rome to Washington?",
        "answer": "United (Star Alliance), Ethiopian (Star Alliance), and ITA Airways (SkyTeam) operate nonstop flights from Rome FCO to Washington IAD. All three belong to an alliance, so there are no unaligned carriers on the nonstop route; other alliances may serve it via connections.",
        "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 Rome?",
        "answer": "Rome Fiumicino Airport (FCO) offers several lounge options across Terminals 1 and 3. In Terminal 1, the Prima Vista Lounge Domus and Primeclass Lounge are available, both accessible via Priority Pass; the Domus features Italian gastronomy and a quiet atmosphere, while the Primeclass offers workstations and luggage storage. Terminal 3 houses the Prima Vista Lounge (near gate E41) and a Plaza Premium Lounge, with the Prima Vista providing complimentary refreshments and Wi-Fi. Access to these lounges is typically through Priority Pass membership, business class tickets, or day passes, and some also welcome American Express Platinum cardholders. The lounges generally operate from early morning until evening, with specific hours varying by location.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://www.prioritypass.com/airport-guides/rome-fiumicino",
            "title": "Rome Fiumicino FCO lounges - FCO Airport Guide and lounges. | Priority Pass",
            "time_published": "2026-01-01T00:00:00Z"
          },
          {
            "url": "https://www.prioritypass.com/airport-guides/rome-fiumicino/terminal-3",
            "title": "Rome Fiumicino FCO Terminal 3 - Lounges and info. | Priority Pass",
            "time_published": "2026-01-01T00:00:00Z"
          },
          {
            "url": "https://www.delta.com/us/en/airports/europe/rome-sky-club-airport-map",
            "title": "Rome Fiumicino (FCO) Airport Map & Lounges | Delta Air Lines",
            "time_published": "2023-01-01T00:00:00Z"
          },
          {
            "url": "https://americanexpress.com/en-sg/travel/lounges/the-platinum-card/FCO",
            "title": "American Express Lounges at Leonardo da Vinci-Fiumicino Airport | Amex SG",
            "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"
          },
          {
            "url": "https://www.adr.it/web/aeroporti-di-roma-en/pax-fco-airport-map",
            "title": "Fiumicino Airport Map: terminals, gates and airport layout | ADR",
            "favicon": "https://www.adr.it/o/adr-dxp-theme/images/favicon.ico"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Rome to Washington?",
        "answer": "Baggage allowance depends on the airline and fare class. Basic economy is restrictive and may not include a checked bag, while standard international economy typically includes one checked bag and a carry‑on. Premium cabins often allow two checked bags and additional carry‑on items."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Rome to Washington?",
        "answer": "Flights from Rome to Washington typically offer Economy and flat-bed Business class; Premium Economy is common on many airlines, while First class is available on select carriers."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies vary by airline and fare, with flexible and premium‑cabin tickets offering better options for same‑day changes or standby."
      }
    }
  }
}