{"response": {"Key": "MAD-ORD", "orig": {"code": "MAD", "type": "airport", "city": "Madrid", "fullCity": "Madrid, Spain", "airport": "Adolfo Suárez Barajas Airport"}, "dest": {"code": "ORD", "type": "airport", "city": "Chicago", "fullCity": "Chicago, Illinois", "airport": "O'Hare Intl Airport"}, "faq": {"q0": {"question": "What is the typical flight duration from Madrid to Chicago?", "answer": "The flight from Madrid to Chicago is about 4,190 miles and typically takes 9 hours 40 minutes nonstop. Returning to Madrid is faster at about 8 hours 5 minutes due to prevailing tailwinds.", "methodology": "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": ["flight_schedule"]}, "q1": {"question": "Are there any direct flights from Madrid to Chicago?", "answer": "Yes, Iberia and American Airlines both fly nonstop from Madrid to Chicago O'Hare daily. Iberia operates two flights a day, typically departing around 11:35 AM and noon, while American also runs two daily nonstops around 1:35 PM and 4:40 PM. The flight takes roughly 9 hours 40 minutes eastbound, and return flights are about 8 hours 5 minutes.", "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. 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": ["route_airlines", "flight_schedule", "redeye_flights"]}, "q3": {"question": "What are the ground transportation options in Chicago?", "answer": "From Chicago O'Hare (ORD), the CTA Blue Line 'L' train is the fastest and most popular option to the city center, running directly from the airport terminals to downtown in about 40–45 minutes. Taxis, ride‑shares (Uber/Lyft), and limos are readily available on the arrivals level and offer door‑to‑door convenience, though travel time can double in heavy traffic. Numerous rental car agencies serve O'Hare, and regional shuttles or buses connect to the suburbs and nearby states. Most travelers use the Blue Line for its reliability and low cost.", "toolsUsed": [], "references": [{"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://www.flychicago.com/ohare/map", "title": "Map | Chicago O’Hare International Airport (ORD)", "time_published": "2026-05-27T00:00:00Z"}, {"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": "2026-05-15T02:56:07Z"}, {"url": "https://en.wikipedia.org/wiki/Transportation%20in%20Chicago", "title": "Transportation in Chicago", "time_published": "2026-04-13T06:59:09Z"}, {"url": "https://faa.gov/regulations_policies/orders_notices/index.cfm/go/document.information/documentID/6111", "title": "Order  3330.39 - Chicago/o'hare Airport Traffic Control Tower (ATCT) Staffing PChicago/o'hare Airport Traffic Control Tower (ATCT) Staffing Plan (Cancelled)", "time_published": "2026-04-10T00:00:00Z"}]}, "q4": {"question": "When is the cheapest time to fly from Madrid to Chicago?", "answer": "The cheapest months to fly from Madrid to Chicago are October, September, and November, with average fares around $661, $683, and $702 respectively. The most expensive months are June, May, and July, where average prices climb to $1109, $982, and $924.", "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 Madrid to Chicago?", "answer": "For flights from Madrid to Chicago, the optimal booking window is about 9 to 11 weeks before departure, when average fares hover around $790. The lowest single-day price appears roughly 75 days out at $786, while last-minute bookings can spike above $940. For summer or holiday travel, it's wise to book even earlier, as peak demand tends to shift the best-priced window further out.", "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 Madrid to Chicago?", "answer": "No overnight (red‑eye) flights operate from Madrid to Chicago — neither nonstop nor connecting itineraries with a red‑eye long leg were found in the schedule.", "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 Madrid to Chicago?", "answer": "Iberia and American Airlines fly nonstop from Madrid to Chicago, each operating twice daily for a total of 14 weekly flights. Iberia's typical median fare is around $976, while American's is about $1,044. Both carriers offer daily service year-round, providing consistent nonstop connectivity between the two cities.", "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 Madrid and Chicago?", "answer": "Common layover hubs include Dublin, London, and New York (JFK), which offer efficient connections and competitive total travel times. Dublin provides US pre‑clearance, saving time upon arrival. London is a major hub with frequent flights, while JFK allows a domestic‑style transfer to Chicago."}, "q10": {"question": "Which months have the best weather for traveling to Chicago?", "answer": "May to June and September to early October offer pleasant temperatures and fewer tourists than summer."}, "q11": {"question": "What documents should I bring with me to the airport when flying from Madrid to Chicago?", "answer": "Bring a passport valid for your entire stay, a U.S. visa or ESTA authorization, and proof of onward or return travel. Have a payment method for baggage and confirm any vaccination or health documentation requirements."}, "q12": {"question": "Which airport should I use in Chicago?", "answer": "O'Hare is the primary international airport, a major hub for United and American Airlines, and handles most long-haul flights. Midway is closer to downtown and focuses on domestic and low-cost carriers like Southwest."}, "q13": {"question": "How do I get to Adolfo Suárez Barajas Airport from the city center?", "answer": "From central Madrid, the fastest and most popular option is the Metro Line 8, which connects Nuevos Ministerios station to all terminals in about 15–20 minutes and runs frequently. The Cercanías suburban train lines C-1 and C-10 also serve Terminal 4 from stations like Atocha and Chamartín, taking roughly 25–30 minutes. EMT public buses and dedicated airport express buses provide 24-hour service from key points such as Atocha and Cibeles, with journey times around 30–40 minutes. Taxis and ride-share services offer door-to-terminal convenience in about 20–30 minutes depending on traffic, while driving and parking is possible with several on-site lots, though it is generally the most expensive and least convenient for short trips.", "toolsUsed": [], "references": [{"url": "https://serviciosvip.aena.es/vip/en/aeropuertos/adolfo-suarez-madrid-barajas/servicios-asistencia-pasajaros/meet-and-assist", "title": "Assistance services at Madrid Barajas Airport", "time_published": "2026-02-02T00:00:00Z"}, {"url": "https://serviciosvip.aena.es/vip/en/aeropuertos/adolfo-suarez-madrid-barajas/acceso-prioritario-fast-track", "title": "Preferential access at Adolfo Suarez Airport - Fast Track - Aena VIP Services", "time_published": "2026-01-01T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/Madrid%E2%80%93Barajas%20Airport", "title": "Madrid–Barajas Airport", "time_published": "2026-04-23T21:26:07Z"}, {"url": "https://en.wikipedia.org/wiki/Adolfo_Suárez_Stadium", "title": "Adolfo Suárez Stadium", "time_published": "2026-01-20T00:40:19Z"}, {"url": "http://www.aena.es/en/madrid-barajas-adolfo-suarez/airport-services/shops-and-restaurants/sunglass-hut.html&p=1575047980206&t=t2", "title": "Sunglass Hut | Adolfo Suárez Madrid-Barajas Airport | Aena", "time_published": "2026-01-01T00:00:00Z"}]}, "q14": {"question": "Are there hotels or sleeping facilities at Chicago airport?", "answer": "Chicago O'Hare International Airport (ORD) does not have an on-site hotel, capsule hotel, or sleeping pods inside the terminals. Nearby hotels like the SpringHill Suites Chicago O'Hare and Chicago Marriott Suites O'Hare offer complimentary shuttle service to and from the airport, with pickup at Terminal 2 (lower level, door 2C) or the bus/shuttle center.", "toolsUsed": [], "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://www.marriott.com/en-us/hotels/chico-springhill-suites-chicago-ohare/overview/?scid=f2ae0541-1279-4f24-b197-a979c79310b0", "title": "Hotel near O'Hare Airport with Free Shuttle | Springhill Suites", "time_published": "2025-02-19T00:00:00Z"}, {"url": "https://www.marriott.com/en-us/hotels/chico-springhill-suites-chicago-ohare/overview/", "title": "Hotel near O'Hare Airport with Free Shuttle | Springhill Suites Chicago O'Hare", "time_published": "2023-08-11T00:00:00Z"}, {"url": "https://www.sleepinginairports.net/sleep-guide/sleeping-in-chicago-ohare-airport.htm", "title": "Sleeping in Chicago O’Hare Airport", "time_published": "2024-09-12T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/O%27Hare%20International%20Airport", "title": "O'Hare International Airport", "time_published": "2026-04-30T12:30:58Z"}, {"url": "https://www.marriott.com/en-us/hotels/chist-chicago-marriott-suites-ohare/overview/?scid=f2ae0541-1279-4f24-b197-a979c79310b0", "title": "Hotels Near O'Hare Airport in Chicago | Chicago Marriott Suites O'Hare Hotel", "time_published": "2023-08-11T00:00:00Z"}]}, "q15": {"question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at O'Hare Intl Airport?", "answer": "O'Hare International Airport offers currency exchange and ATMs throughout the terminals, so you can easily get cash or convert money after arriving from Madrid. Free Wi‑Fi is available across all terminals, with charging stations to keep your devices powered. The airport also has a chapel and an interfaith room for prayer and quiet reflection, though specific terminal locations are not listed in the general amenities information.", "toolsUsed": [], "references": [{"url": "https://flychicago.com/ohare/ServicesAmenities/services/pages/default.aspx", "title": "Services  | Chicago O’Hare International Airport  (ORD)", "time_published": "2026-05-05T00:00:00Z"}, {"url": "https://www.flychicago.com/ohare/map", "title": "Map | Chicago O’Hare International Airport (ORD)", "time_published": "2026-05-27T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/O%27_Hare_International_Airport", "title": "O'Hare International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2003-06-18T03:43:42Z"}, {"url": "https://www.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", "time_published": "2023-02-23T00:00:00Z"}, {"url": "https://en.wikipedia.org/w/index.php?oldid=828932762&redirect=no&title=O%27Hare_International_Airport", "title": "O'Hare International Airport - Wikipedia", "time_published": "2003-06-18T03:43:42Z"}]}, "q17": {"question": "What aircraft are typically used on flights from Madrid to Chicago?", "answer": "On the nonstop Madrid–Chicago route, the most common aircraft are the Airbus A330-300 (operated by Iberia) and the Boeing 787-8 (operated by American Airlines), with some flights also showing the broader Airbus A330 and Boeing 787 families. The exact type can vary by day and airline, and connecting itineraries through hubs like London Heathrow, Charlotte, or Barcelona often use Boeing 787-9, 777-200, or 787-8 on the long leg paired with Airbus A320-family or Boeing 737 aircraft on the shorter segment. Wi-Fi and seatback entertainment are widely available on these modern widebodies, though features differ by carrier.", "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 Madrid to Chicago?", "answer": "Iberia (oneworld) and American Airlines (oneworld) fly nonstop from Madrid to Chicago, so oneworld is the only alliance with direct service on this route. Both carriers are oneworld members; no other alliances have a nonstop presence here, though Star Alliance and SkyTeam may offer connecting itineraries.", "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 Madrid?", "answer": "At Madrid Barajas Airport, the Neptuno VIP Lounge in Terminal 4S (the satellite terminal for non-Schengen flights, from which flights to Chicago typically depart) offers 24-hour access, a quiet atmosphere, and comfortable seating. Access is available to business class passengers, elite status holders, and Priority Pass members, or you can purchase a day pass valid for up to three hours. Other lounges like Sala VIP Cibeles in Terminal 1 and Sala VIP Plaza Mayor in Terminal 4 also serve Schengen and domestic flights, but for your route, Neptuno is the most relevant option.", "toolsUsed": [], "references": [{"url": "https://my.prioritypass.com/en-GB/lounges/spain/adolfo-suarez-madrid-barajas", "title": "Adolfo Suárez Madrid-Barajas Airport MAD Lounges - MAD Airport Guide and lounges.  | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}, {"url": "https://www.prioritypass.com/en-GB/lounges/spain/adolfo-suarez-madrid-barajas", "title": "Adolfo Suárez Madrid-Barajas Airport MAD Lounges - MAD Airport Guide and lounges. | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}, {"url": "https://americanexpress.com/en-xb/travel/lounges/the-platinum-card/MAD", "title": "American Express Lounges at Madrid Barajas Airport | Amex XB", "time_published": "2026-05-05T00:00:00Z"}, {"url": "https://americanexpress.com/en-au/travel/lounges/the-platinum-card/MAD", "title": "American Express Lounges at Madrid Barajas Airport | Amex AU", "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"}, {"url": "https://serviciosvip.aena.es/vip/en/aeropuertos/adolfo-suarez-madrid-barajas/salas-vip/neptuno", "title": "Neptuno VIP Lounge at Adolfo Suarez Madrid Barajas Airport - Aena VIP Services", "favicon": "https://serviciosvip.aena.es/vip"}]}, "q21": {"question": "What is the baggage allowance on this route from Madrid to Chicago?", "answer": "Baggage rules vary by airline and fare type. Basic economy often excludes checked luggage, while standard international economy typically includes one checked bag and a carry‑on. Premium classes offer higher allowances."}, "q22": {"question": "What cabin and seat options are typical from Madrid to Chicago?", "answer": "Flights from Madrid to Chicago generally offer Economy, Premium Economy, and flat-bed Business class, with some airlines also providing a First class cabin."}, "q23": {"question": "Are same‑day changes or standby possible on this route?", "answer": "Policies vary by airline and fare; flexible and premium cabin tickets typically allow same‑day changes or standby, while basic economy fares usually do not."}}}}