{
  "response": {
    "Key": "FCO-CHI",
    "orig": {
      "code": "FCO",
      "type": "airport",
      "city": "Rome",
      "fullCity": "Rome, Italy",
      "airport": "Leonardo da Vinci Airport"
    },
    "dest": {
      "code": "CHI",
      "type": "airport",
      "city": "Chicago",
      "fullCity": "Chicago, Illinois",
      "airport": "Dupage County"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Rome to Chicago?",
        "answer": "The flight from Rome to Chicago covers about 4,810 miles and typically takes 10 hours and 30 minutes nonstop. The return leg is shorter at 9 hours and 15 minutes, a difference driven by 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"
        ]
      },
      "q3": {
        "question": "What are the ground transportation options in Chicago?",
        "answer": "From Rome to Chicago, you'll land at O'Hare International Airport, which sits about 17 miles northwest of downtown. The CTA Blue Line 'L' train is the most-used and most economical option, running 24 hours and reaching the Loop in roughly 40 minutes, with the station conveniently located right at the airport. Taxis, limos, and rideshares offer faster door-to-door service, especially in light traffic, while Metra commuter rail (via the O'Hare Transfer Station) and Pace suburban buses serve destinations outside the city center. Rental cars are available on-site, and the Kennedy Expressway provides direct road access if you prefer to drive. For most travelers heading downtown, the Blue Line is the fastest and most popular choice.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://flychicago.com/ohare/tofrom/publictransit/Pages/default.aspx",
            "title": "Public Transit | Chicago O’Hare International Airport (ORD)",
            "favicon": "https://flychicago.com/_catalogs/masterpage/favicon.ico"
          },
          {
            "url": "https://flychicago.com/ohare/tofrom/pages/default.aspx",
            "title": "Getting To and From O'Hare International Airport | Chicago O’Hare International Airport (ORD)",
            "favicon": "https://flychicago.com/_catalogs/masterpage/favicon.ico"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Transportation_in_Chicago",
            "title": "Transportation in Chicago",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-01T15:50:47Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/O%27Hare_International_Airport",
            "title": "O'Hare International Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-11T09:41:03Z"
          },
          {
            "url": "https://www.flychicago.com/ohare/home/pages/default.aspx",
            "title": "O’Hare International Airport",
            "favicon": "https://www.flychicago.com/_catalogs/masterpage/favicon.ico"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from Rome to Chicago?",
        "answer": "Average fares from Rome to Chicago bottom out around $420 in late January. The cheapest months overall are September, October, and January, with average fares near $424, $433, and $439 respectively. The most expensive period is late December, when average fares climb to about $550.",
        "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 Rome to Chicago?",
        "answer": "For flights from Rome to Chicago, the best fares are typically found when booking about 4 to 7 weeks before departure, with the lowest average price around $390 in that window. The absolute cheapest single day to book is roughly 35 days out at around $388, while booking very early (e.g., 175 days ahead) can cost closer to $600.",
        "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 Rome to Chicago?",
        "answer": "No overnight (red-eye) flights are scheduled from Rome to Chicago — neither nonstop nor connecting itineraries with a red-eye long leg operate 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 Rome to Chicago?",
        "answer": "Ethiopian Airlines, American Airlines, ITA Airways, and United all fly nonstop from Rome Fiumicino to Chicago O'Hare. Ethiopian operates twice daily, American also twice daily, ITA Airways once daily, and United once daily. Typical per‑carrier fares aren't shown in the available data, but all four carriers offer daily nonstop service on 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 Rome and Chicago?",
        "answer": "Common one‑stop hubs between Rome and Chicago include Amsterdam, Paris, London, and Frankfurt. These offer frequent connections, efficient single‑terminal transfers for many airlines, and visa‑free transit for eligible passengers, keeping total journey times competitive."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Chicago?",
        "answer": "May, June, September, and October offer pleasant temperatures and fewer tourists than mid-summer."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Rome to Chicago?",
        "answer": "Bring a passport valid for at least six months, an ESTA authorization, proof of onward or return travel, and a payment method for baggage. Vaccination certificates are no longer required for U.S. entry."
      },
      "q12": {
        "question": "Which airport should I use in Chicago?",
        "answer": "O'Hare is the primary international gateway with extensive connections and is about 17 miles from downtown. Midway is closer to the Loop, mainly serves domestic low‑cost carriers, and is convenient for regional travel."
      },
      "q13": {
        "question": "How do I get to Leonardo da Vinci Airport from the city center?",
        "answer": "The fastest way to get from central Rome to Leonardo da Vinci Airport (FCO) is the direct train to Roma Termini, while regional trains serve other districts. Buses—including COTRAL, Rome Airport Bus, and SIT Bus Shuttle—connect the airport with Roma Termini and other city areas at a lower cost. Official white taxis and pre-booked private transfers (NCC) depart from Terminal 1 and 3 arrivals, and driving is possible via the A91 Roma-Fiumicino motorway with short-stay parking available at the airport.",
        "toolsUsed": [
          "article_lookup"
        ],
        "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/trasporti-fco",
            "title": "Trasporti da e per Fiumicino: ecco tutte le opzioni | ADR",
            "favicon": "https://www.adr.it/documents/10157/0/favicon.ico/39873259-1664-f361-86a2-9f79a1cdc645"
          },
          {
            "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://adr.it/pax-fco-autobus",
            "title": "Autobus Fiumicino: orari e collegamenti da e per l’aeroporto | ADR",
            "favicon": "https://adr.it/documents/10157/0/favicon.ico/39873259-1664-f361-86a2-9f79a1cdc645"
          },
          {
            "url": "https://www.adr.it/web/aeroporti-di-roma-en/pax-fco-taxi",
            "title": "Fiumicino Airport taxi: fares and pick-up points | ADR",
            "favicon": "https://www.adr.it/o/adr-dxp-theme/images/favicon.ico"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Chicago airport?",
        "answer": "Yes, the Hilton Chicago O'Hare Airport Hotel is located directly across from Terminals 1, 2, and 3, connected by underground pedestrian tunnels. It is within walking distance of all domestic terminals, and Terminal 5 is accessible via the Airport Transit System. There is no transit hotel inside the secure area, so overnight layover travelers must exit security and re-clear screening the next day.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://sleepinginairports.net/guides/chicago-ohare-airport-guide.htm",
            "title": "Chicago O'Hare Airport Guide (ORD) - 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": "2018-08-08T19:18:20Z"
          },
          {
            "url": "https://flychicago.com/ohare/ServicesAmenities/amenities/Pages/hotel.aspx",
            "title": "On-Site Hotel | Chicago O’Hare International Airport (ORD)",
            "favicon": "https://flychicago.com/_catalogs/masterpage/favicon.ico"
          },
          {
            "url": "https://ihg.com/chicago-illinois/hotels-near-ohare-international",
            "title": "60 Hotels Near ORD O'Hare International (ORD) 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 Dupage County?",
        "answer": "Chicago O'Hare International Airport (ORD) — the Chicago-area airport that serves this route — has ATMs and banks throughout the terminals where you can exchange currency, and free Wi-Fi with charging stations is available across all terminals. The airport does not list a dedicated prayer room or chapel in its published services and amenities, though travelers may find quiet spaces in the various airline lounges. Currency exchange and Wi-Fi are therefore both offered, while a formal prayer room is not advertised.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://flychicago.com/ohare/ServicesAmenities/Pages/default.aspx",
            "title": "Services and Amenities | Chicago O’Hare International Airport  (ORD)",
            "favicon": "https://flychicago.com/_catalogs/masterpage/favicon.ico"
          },
          {
            "url": "https://flychicago.com/ohare/ServicesAmenities/services/pages/default.aspx",
            "title": "Services  | Chicago O’Hare International Airport  (ORD)",
            "favicon": "https://flychicago.com/_catalogs/masterpage/favicon.ico"
          },
          {
            "url": "https://flychicago.com/ohare/ServicesAmenities/services/Pages/lounges.aspx",
            "title": "Airline Lounges | Chicago O’Hare International Airport  (ORD)",
            "favicon": "https://flychicago.com/_catalogs/masterpage/favicon.ico"
          },
          {
            "url": "https://faa.gov/about/office_org/headquarters_offices/ato/service_units/air_traffic_services/atct/ord",
            "title": "Chicago O'Hare International Airport (ORD) | Federal Aviation Administration",
            "favicon": "https://faa.gov/themes/custom/faa/favicon.png"
          },
          {
            "url": "https://flychicago.com/ohare/ServicesAmenities/services/Pages/children.aspx",
            "title": "Traveling with Children | Chicago O’Hare International Airport (ORD)",
            "favicon": "https://flychicago.com/_catalogs/masterpage/favicon.ico"
          }
        ]
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the Rome and Chicago airports?",
        "answer": "Rome Fiumicino Airport offers dedicated assistance for travelers with disabilities or reduced mobility through its ADR Assistance program, which provides support from arrival to boarding; travelers can request assistance in advance and notify staff at contact points inside or outside the terminal. The airport also has family-friendly amenities including children's play areas, nurseries with changing tables, family bathrooms, and priority lanes for families at security and passport control. For Chicago, the metro area's primary airport described here is DuPage Airport (DPA), a general aviation facility in West Chicago that does not advertise specific accessibility programs or children's play areas; for commercial flights to Chicago, O'Hare (ORD) and Midway (MDW) are the relevant airports, and their accessibility services should be arranged with your airline, typically at least 48 hours before departure.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://adr.it/adrassistance",
            "title": "ADR Assistance: servizi di assistenza passeggeri negli aeroporti di Roma",
            "favicon": "https://adr.it/documents/10157/0/favicon.ico/39873259-1664-f361-86a2-9f79a1cdc645"
          },
          {
            "url": "https://www.adr.it/web/aeroporti-di-roma-en/pax-fco-airport-services",
            "title": "Airport services - ADR",
            "favicon": "https://www.adr.it/o/adr-dxp-theme/images/favicon.ico"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Rome_Fiumicino_Airport",
            "title": "Rome Fiumicino Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-16T23:16:54Z"
          },
          {
            "url": "https://www.adr.it/en/web/aeroporti-di-roma-en/fco-flight-detail?_4_WAR_realtimeflightsportlet_idFlight=14080190&_4_WAR_realtimeflightsportlet_redirect=%2Fen%2Fweb%2Faeroporti-di-roma-en%2Fpax-fco-realtime-flight&p_p_id=4_WAR_realtimeflightsportlet&p_p_lifecycle=0&p_p_mode=view&p_p_state=normal",
            "title": "flight detail - ADR",
            "favicon": "https://www.adr.it/o/adr-dxp-theme/images/favicon.ico",
            "time_published": "2026-08-20T00:00:00Z"
          },
          {
            "url": "https://www.adr.it/trasporti-fco",
            "title": "Trasporti da e per Fiumicino: ecco tutte le opzioni | ADR",
            "favicon": "https://www.adr.it/documents/10157/0/favicon.ico/39873259-1664-f361-86a2-9f79a1cdc645"
          },
          {
            "url": "https://en.wikipedia.org/wiki/DuPage_Airport",
            "title": "DuPage Airport",
            "time_published": "2026-07-16T20:45:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/York_Township,_DuPage_County,_Illinois",
            "title": "York Township, DuPage County, Illinois",
            "time_published": "2026-03-30T14:23:39Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/DuPage_County,_Illinois",
            "title": "DuPage County, Illinois",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-09-01T17:35:34Z"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Rome to Chicago?",
        "answer": "United Airlines uses the Boeing 787-10 on its Rome to Chicago flights, while ITA Airways flies the Airbus A330-900neo, Ethiopian Airlines operates the Boeing 787-8, and American Airlines schedules the Boeing 787 family. United operates the route most, followed by the other three carriers.",
        "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 Rome to Chicago?",
        "answer": "Star Alliance (Ethiopian Airlines and United), Oneworld (American Airlines), and SkyTeam (ITA Airways) all offer nonstop flights from Rome FCO to Chicago ORD. No major operating carrier on this route 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. 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"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Rome?",
        "answer": "At Rome Fiumicino, departing passengers can choose from five lounge options. In Terminal 1, the Prima Vista Lounge, TAV Primeclass FCO, and Plaza Premium Lounge are available, while Terminal 3 offers the Prima Vista Lounge–Portus and another Plaza Premium Lounge. All five lounges offer elegant, private spaces with curated snacks and drinks, high-speed Wi‑Fi, and comfortable furnishings. Pre-booking is available for the Prima Vista Lounge, TAV Primeclass FCO, and Prima Vista Lounge–Portus.",
        "toolsUsed": [
          "article_lookup"
        ],
        "references": [
          {
            "url": "https://www.adr.it/web/aeroporti-di-roma-en/vip-lounge",
            "title": "Lounge - ADR",
            "favicon": "https://www.adr.it/o/adr-new-theme/images/favicon.ico"
          },
          {
            "url": "https://prioritypass.com/en-GB/lounges/italy/leonardo-da-vinci-fiumicino",
            "title": "Rome–fiumicino Airport FCO Lounges - FCO 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://my.prioritypass.com/en-GB/lounges/italy/leonardo-da-vinci-fiumicino",
            "title": "Rome–fiumicino Airport FCO Lounges - FCO Airport Guide and lounges. | Priority Pass",
            "favicon": "https://my.prioritypass.com/icon.png?a4ff481221414a5c",
            "time_published": "2024-11-05T16:20:09Z"
          },
          {
            "url": "https://aa.com/web/i18n/travelInformation/destinationInformation/fco-airport.html",
            "title": "Rome Leonardo da Vinci, Italy (FCO)",
            "favicon": "https://aa.com/content/images/chrome/rebrand/favicon.png"
          },
          {
            "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"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Rome to Chicago?",
        "answer": "Baggage rules on Rome–Chicago flights depend on the airline and fare class. Basic economy often excludes checked luggage; standard economy typically includes one checked bag and a carry‑on. Premium cabins and higher fares allow more."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Rome to Chicago?",
        "answer": "Flights from Rome to Chicago usually offer Economy, Premium Economy, and flat-bed Business class on most airlines, with First class available on select carriers."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies depend on the airline and fare class; flexible and premium cabin tickets often allow same‑day changes or standby, while restrictive economy fares typically do not."
      }
    }
  }
}