{"response": {"Key": "MAD-BOS", "orig": {"code": "MAD", "type": "airport", "city": "Madrid", "fullCity": "Madrid, Spain", "airport": "Adolfo Suárez Barajas Airport"}, "dest": {"code": "BOS", "type": "airport", "city": "Boston", "fullCity": "Boston, Massachusetts", "airport": "Logan Intl Airport"}, "faq": {"q0": {"question": "What is the typical flight duration from Madrid to Boston?", "answer": "The route from Madrid to Boston is about 3,400 miles. Nonstop flights typically take 8 hours 20 minutes eastbound, while the return leg averages 6 hours 55 minutes — roughly 1 hour 25 minutes shorter, reflecting the prevailing tailwinds from North America to Europe.", "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 Boston?", "answer": "Yes, three airlines fly non‑stop from Madrid (MAD) to Boston (BOS) — Iberia, JetBlue, and Delta — all operating daily. Iberia runs up to four daily departures, JetBlue offers two, and Delta has one, giving roughly 45 non‑stop flights per week in total. Flight time is about 8 hours eastbound and around 7 hours on the return.", "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"]}, "q3": {"question": "What are the ground transportation options in Boston?", "answer": "At Boston Logan, the Silver Line bus (SL1) is the most-used and affordable public transit option, offering a free ride from the airport to South Station in about 15-20 minutes, with connections to the Red Line and Commuter Rail. Taxis and ride-shares (Uber/Lyft) are readily available at designated pickup zones and provide a faster, door-to-door trip to downtown in roughly 10-15 minutes. The Blue Line subway is also accessible via a free shuttle to Airport Station, though it's less direct for most city-center destinations. Car rentals are on-site at the Rental Car Center, and Logan Express buses serve suburban points, but for getting to the city center, the Silver Line is typically the best combination of speed, cost, and frequency.", "toolsUsed": [], "references": [{"url": "https://massport.com/logan-airport", "title": "Boston Logan International Airport | Massport", "favicon": "https://massport.com/themes/custom/massport/favicon.ico", "time_published": "2026-05-18T12:00:00Z"}, {"url": "http://www.massport.com/logan-airport/to-from-logan/", "title": "How to Get to Logan Airport | Massport", "time_published": "2026-04-07T00:00:00Z"}, {"url": "https://faa.gov/air_traffic/publications/atpubs/ntap_aug_18/NE10001.html", "title": "Massachusetts. Boston-Logan International Airport (KBOS) Land & Hold Operations", "favicon": "https://faa.gov/air_traffic/publications/atpubs/ntap_aug_18/assets/img/apple-touch-icon.png"}, {"url": "https://faa.gov/air_traffic/publications/atpubs/ntap_feb_18/NE17000.html", "title": "Massachusetts. Prototype Runway Status Lights (RWSL) at Boston Logan International Airport (BOS)"}, {"url": "https://en.wikipedia.org/wiki/Logan%20Express", "title": "Logan Express", "time_published": "2026-04-03T22:49:32Z"}]}, "q4": {"question": "When is the cheapest time to fly from Madrid to Boston?", "answer": "The cheapest months to fly from Madrid to Boston are October, November, and September, with average fares around $563–$610. The most expensive months are June, July, and March, where average prices range from $745 to $795.", "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 Boston?", "answer": "On the Madrid to Boston route, the best fares are usually found when booking 8 to 11 weeks ahead, with an average around $707. For summer and holiday periods, demand pushes prices higher, so booking at the earlier end of that window (closer to 11 weeks out) helps 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. 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 Boston?", "answer": "No overnight (red-eye) flights are scheduled from Madrid to Boston — neither nonstop nor connecting itineraries with a red-eye long leg appear in the current 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 Boston?", "answer": "Iberia, JetBlue, and Delta all operate non‑stop from Madrid to Boston. Iberia runs the most flights with 24 per week at a median fare around $970, JetBlue offers 14 weekly flights, and Delta flies once daily with a median fare near $742.", "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 Boston?", "answer": "Common layovers include Lisbon, Dublin, London and Reykjavik, which offer efficient connections and competitive total travel times. Lisbon and Dublin allow US pre‑clearance, speeding your arrival. London and Reykjavik provide broad networks and smooth transit. All hubs let you avoid a second security check when connecting between international flights."}, "q10": {"question": "Which months have the best weather for traveling to Boston?", "answer": "May through June and September through mid-October offer mild temperatures and fewer tourists."}, "q11": {"question": "What documents should I bring with me to the airport when flying from Madrid to Boston?", "answer": "Bring a passport valid for the duration of your stay, an ESTA authorization or U.S. visa, proof of return or onward travel, a payment method for bags and any vaccination certificates if required."}, "q12": {"question": "Which airport should I use in Boston?", "answer": "Boston Logan International Airport is the only major commercial airport serving Boston. It is located just across the harbor from downtown, with easy access via water taxi, subway, or road."}, "q14": {"question": "Are there hotels or sleeping facilities at Boston airport?", "answer": "Boston Logan Airport has a Hilton hotel connected to Terminals A and E via skybridge, so no shuttle is needed. There are no capsule hotels or sleeping pods inside the airport, but several nearby hotels like the Four Points by Sheraton offer free 24-hour shuttle service. Inside the terminals, travellers can find padded seating, sofas, and armrest-free benches for resting, though conditions can be cold and noisy.", "toolsUsed": [], "references": [{"url": "https://www.sleepinginairports.net/guides/boston-logan-airport-guide.htm", "title": "Boston Logan Airport Guide (BOS) - 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": "2018-08-03T10:09:32Z"}, {"url": "https://www.sleepinginairports.net/sleep-guide/sleeping-in-boston-logan-airport.htm", "title": "Sleeping in Boston Logan – 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": "2026-07-09T17:56:28Z"}, {"url": "https://massport.com/logan-airport", "title": "Boston Logan International Airport | Massport", "favicon": "https://massport.com/themes/custom/massport/favicon.ico", "time_published": "2026-05-18T12:00:00Z"}, {"url": "https://activities.marriott.com/north-america/usa/massachusetts/boston/activities/departure_private_transfer_boston_to_boston_airport_bos-XLO2R8?property=BOSWI", "title": "Departure Private Transfer Boston to Boston Airport BOS", "time_published": "2026-02-27T00:00:00Z"}, {"url": "https://www.marriott.com/en-us/hotels/boslf-four-points-boston-logan-airport-revere/overview/?scid=cf432f1f-54d2-411a-89ce-225188630324", "title": "Boston Logan Airport Hotels | Four Points by Sheraton Boston Logan Airport", "time_published": "2024-10-11T00:00:00Z"}, {"url": "https://massport.com/logan", "title": "Boston Logan International Airport | Massport", "favicon": "https://massport.com/themes/custom/massport/favicon.ico", "time_published": "2026-05-18T12:00:00Z"}]}, "q15": {"question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Logan Intl Airport?", "answer": "Boston Logan International Airport provides free Wi‑Fi in all terminals under the SSID BOSWifi. The airport chapel, Our Lady of the Airways, is a non‑denominational space located pre‑security on the Arrivals level in Terminal C. Currency exchange offices are not mentioned in the available information.", "toolsUsed": [], "references": [{"url": "https://massport.com/logan-airport/at-the-airport", "title": "Explore Boston Logan International Airport | Massport", "favicon": "https://massport.com/themes/custom/massport/favicon.ico"}, {"url": "https://massport.com/logan-airport/at-the-airport/passenger-services", "title": "Airport Information-Boston Logan International Airport | Massport", "favicon": "https://massport.com/themes/custom/massport/favicon.ico"}, {"url": "https://en.wikipedia.org/wiki/Logan_International_Airport", "title": "Logan International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-22T06:32:33Z"}, {"url": "https://en.wikipedia.org/wiki/Logan%20International%20Airport", "title": "Logan International Airport", "time_published": "2026-04-22T19:25:41Z"}, {"url": "https://www.faa.gov/airports/environmental/environmental_documents/bos", "title": "Airport Environmental Documents – General Edward Lawrence Logan International Airport (BOS), Boston, MA | Federal Aviation Administration", "time_published": "2002-08-02T00:00:00Z"}]}, "q16": {"question": "Are there accessible services or children's facilities at the Madrid and Boston airports?", "answer": "At Madrid-Barajas, passengers can request personalized Meet&Assist escort services for departures, arrivals, or transits by booking at least 72 hours in advance, though standard assistance should be arranged directly with the airline. Boston Logan provides wheelchair assistance through airlines (recommended to request 48 hours ahead), accessible restrooms and elevators in all terminals, and TSA Cares support for security screening. Both airports offer family restrooms, and while Madrid does not mention dedicated children's play areas, Boston Logan features a live music program and an animal therapy program to ease travel for all ages.", "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": "http://www.aena.es/en/madrid-barajas-adolfo-suarez/airport-services/shops-and-restaurants/madrid-duty-free.html&t=t2", "title": "Madrid Duty Free | Adolfo Suárez Madrid-Barajas Airport | Aena", "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/?diff=178292758", "title": "Madrid–Barajas Airport: Difference between revisions - Wikipedia", "time_published": "2007-12-16T14:38:20Z"}, {"url": "http://www.aena.es/en/madrid-barajas-adolfo-suarez/airport-services/shops-and-restaurants/madrid-arrivalshop.html&t=t2", "title": "El Mercado Madrid Duty Free | Adolfo Suárez Madrid-Barajas Airport | Aena", "time_published": "2026-01-01T00:00:00Z"}, {"url": "https://massport.com/logan-airport/at-the-airport/ada-compliance-and-accessibility", "title": "Accessibility at Boston Logan | Massport", "favicon": "https://massport.com/themes/custom/massport/favicon.ico"}, {"url": "https://massport.com/logan-airport/at-the-airport", "title": "Explore Boston Logan International Airport | Massport", "favicon": "https://massport.com/themes/custom/massport/favicon.ico"}, {"url": "https://en.wikipedia.org/wiki/Logan%20Express", "title": "Logan Express", "time_published": "2026-04-03T22:49:32Z"}, {"url": "https://faa.gov/air_traffic/publications/atpubs/ntap_aug_18/NE10001.html", "title": "Massachusetts. Boston-Logan International Airport (KBOS) Land & Hold Operations", "favicon": "https://faa.gov/air_traffic/publications/atpubs/ntap_aug_18/assets/img/apple-touch-icon.png"}, {"url": "https://www.faa.gov/airports/environmental/environmental_documents/bos", "title": "Airport Environmental Documents – General Edward Lawrence Logan International Airport (BOS), Boston, MA | Federal Aviation Administration", "time_published": "2002-08-02T00:00:00Z"}]}, "q17": {"question": "What aircraft are typically used on flights from Madrid to Boston?", "answer": "Nonstop flights from Madrid to Boston typically use the Airbus A330-900 Neo (operated by Delta) or the Airbus A321-200 Neo (operated by JetBlue). The exact aircraft can vary by day, with the A330-900 Neo being the more common of the two. Wi‑Fi and seatback entertainment are widely available on these aircraft, though individual airline offerings differ.", "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 Boston?", "answer": "Nonstop flights from Madrid to Boston are operated by Iberia (Iberia, a Oneworld member), Delta Air Lines (SkyTeam), and JetBlue (which belongs to no alliance). Oneworld and SkyTeam are the alliances with nonstop service on this route, while JetBlue is an unaligned carrier.", "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": "Madrid–Barajas Airport (MAD) has several lounges across its terminals, with the most relevant for Boston departures being in Terminal 4S. The Neptuno Lounge in the T4 Satellite is a large, modern space with runway views, showers, and a buffet; it's accessible via Priority Pass, business-class tickets on partner airlines, or a paid day pass (around €33). The Sala VIP Plaza Mayor in Terminal 4 also offers Priority Pass and paid entry, featuring a quiet atmosphere and light dining. For non-Schengen flights like Boston, note that Neptuno is the only lounge airside in T4S, so it's the primary option for most long-haul passengers.", "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 Boston?", "answer": "Baggage rules on Madrid–Boston flights depend on the airline and fare class. Basic economy may not include a checked bag, while standard economy typically offers one free checked bag and a carry‑on. Premium cabins usually permit two checked bags and a carry‑on."}, "q22": {"question": "What cabin and seat options are typical from Madrid to Boston?", "answer": "Flights from Madrid to Boston typically offer Economy and flat‑bed Business class; Premium Economy is available on select airlines."}, "q23": {"question": "Are same‑day changes or standby possible on this route?", "answer": "Policies differ by airline and fare; flexible and premium tickets usually allow same‑day changes or standby, while Basic Economy generally does not."}}}}