{"response": {"Key": "BOS-MAD", "orig": {"code": "BOS", "type": "airport", "city": "Boston", "fullCity": "Boston, Massachusetts", "airport": "Logan Intl Airport"}, "dest": {"code": "MAD", "type": "airport", "city": "Madrid", "fullCity": "Madrid, Spain", "airport": "Adolfo Suárez Barajas Airport"}, "faq": {"q0": {"question": "What is the typical flight duration from Boston to Madrid?", "answer": "The flight from Boston to Madrid is about 3,400 miles and typically takes 6 hours 55 minutes nonstop. The return leg is longer at 8 hours 20 minutes, a difference driven by prevailing winds. Connecting itineraries usually add two to five hours of total travel time.", "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"]}, "q3": {"question": "What are the ground transportation options in Madrid?", "answer": "Madrid-Barajas Airport offers several ground transportation options to the city center. The most-used and often fastest is the metro, with Line 8 connecting the airport to Nuevos Ministerios in about 15 minutes. Taxis are readily available with a flat fare to the city center, while ride-sharing services like Uber and Cabify are widely used. Car rentals are available at the airport, but driving in central Madrid can be challenging. The express bus (Exprés Aeropuerto) provides a direct 24-hour service to Atocha station.", "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"}]}, "q4": {"question": "When is the cheapest time to fly from Boston to Madrid?", "answer": "October is typically the cheapest month to fly from Boston to Madrid, with average fares around $563, followed by November and September. June and July are the most expensive months, with average prices reaching $795 and $751 respectively.", "methodology": "This 'good deal' estimate shows a representative best price for each departure date across roughly a 12-month window (about 3 months back and 9 months forward). It is built from real flight prices found by Priceline users searching this route, accumulated into a price history for each departure date. Rather than weighting all of that history equally, we apply exponential time decay so recent prices dominate — a price seen yesterday counts almost in full, one from about a month ago roughly a third, and prices from a few months back very little — giving a figure that tracks today's market instead of a stale long-run average. Clear price outliers are removed before any calculation, departure dates with no observations are filled in from nearby dates, and the resulting curve is lightly smoothed so it reads as a clean seasonal trend rather than day-to-day noise.", "toolsUsed": ["seasonal_prices"]}, "q5": {"question": "How far in advance should I book tickets from Boston to Madrid?", "answer": "For flights from Boston to Madrid, the optimal booking window is 8 to 11 weeks before departure, with average fares around $707. Booking exactly 60 days out can yield a slightly lower price of $704, while waiting until the last minute typically pushes fares above $800. During summer and holiday periods, demand tends to compress the best booking window, so aiming for 10 to 12 weeks ahead is prudent.", "methodology": "This booking-window guidance is built from the same real flight prices found by Priceline users searching this route, re-grouped by how many days before departure each price was seen (from the departure day out to about 180 days ahead) across the route's price history. At each booking lead time we report the 25th-percentile price — the cheaper end of what travelers were quoted, rather than the rock-bottom minimum (which can be a fluke) or the average (which is pulled up by expensive last-minute fares). The buy-or-wait advice then applies a risk premium that grows as departure approaches, since seat availability shrinks and prices become less predictable; using that adjusted curve we flag windows where waiting is likely to save a meaningful amount (at least $20 or 5%) versus windows where booking now is the better call. Isolated single-day recommendations are filtered out, so the advice only reflects a window that holds for several days in a row.", "toolsUsed": ["booking_timing"]}, "q6": {"question": "Are overnight (red‑eye) flights available from Boston to Madrid?", "answer": "Yes, overnight red-eye flights from Boston to Madrid are available nonstop on Iberia and JetBlue. Iberia operates daily red-eyes departing around 9:20–10:20 PM, while JetBlue offers daily red-eyes departing around 10:29–10:45 PM. These flights arrive the next morning in Madrid.", "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 Boston to Madrid?", "answer": "Iberia, Delta, and JetBlue operate nonstop flights from Boston to Madrid. Iberia and Delta each offer about 28 weekly flights, with median fares around $1,009 and $858 respectively, while JetBlue flies 21 times weekly. All three carriers serve the route daily.", "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 Boston and Madrid?", "answer": "Common layover cities include Dublin, Lisbon, Amsterdam and Paris. Dublin and Lisbon offer US pre‑clearance or efficient terminals, while Amsterdam and Paris provide broad one‑stop connections and smooth transfers."}, "q10": {"question": "Which months have the best weather for traveling to Madrid?", "answer": "April to June and September to October offer warm, sunny days and fewer tourists than the summer peak."}, "q11": {"question": "What documents should I bring with me to the airport when flying from Boston to Madrid?", "answer": "Bring a passport valid for at least three months beyond your planned departure from Spain, any required Schengen visa or ETIAS travel authorization, proof of onward or return travel, a payment method for baggage and any necessary vaccination or insurance documents."}, "q12": {"question": "Which airport should I use in Madrid?", "answer": "Madrid has one main commercial airport, Adolfo Suárez Madrid–Barajas. It is about 12 km from the city centre and serves all airlines, alliances, and travel purposes."}, "q13": {"question": "How do I get to Logan Intl Airport from the city center?", "answer": "From downtown Boston, the MBTA Blue Line and Silver Line bus offer the cheapest public transit to Logan, with the Blue Line connecting via a free shuttle from Airport station. Logan Express buses from Back Bay provide a comfortable, direct ride for a low fare. Ride-share services like Uber and Lyft, along with taxis, are the fastest and most popular door-to-terminal options, though they cost more. Driving and parking at the airport is available but expensive, with daily rates around $29–$35, while off-site Logan Express lots offer cheaper parking with a shuttle ride.", "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"}]}, "q14": {"question": "Are there hotels or sleeping facilities at Madrid airport?", "answer": "Madrid-Barajas Airport has Air Rooms, a landside hotel inside Terminal 4 offering private rooms for overnight stays and day-use blocks of 3 to 6 hours, plus shower facilities. There are no capsule hotels or sleeping pods, but Terminal 4S past Gate 17 has rest zones with padded reclining chairs, lamps, and power outlets. Several nearby hotels, such as ibis Madrid Aeropuerto Barajas, are connected by shuttle.", "toolsUsed": [], "references": [{"url": "https://all.accor.com/a/en/destination/place/hotels-adolfo-suarez-madrid-barajas-airport-ci266.html", "title": "Hotels near Adolfo Suárez Madrid-Barajas Airport, Madrid: book with all.accor.com", "time_published": "2026-04-21T00:00:00Z"}, {"url": "https://sleepinginairports.net/guides/madrid-barajas-airport-guide.htm", "title": "Madrid-Barajas Airport Guide (MAD) - Sleeping in Airports", "favicon": "https://www.sleepinginairports.net/nitropack_static/oBWrHkPujHTPIaVWqdDSDhClXUyrYhhb/assets/images/optimized/rev-b853180/www.sleepinginairports.net/wp-content/uploads/2018/09/cropped-sia-logo-180x180.png", "time_published": "2018-10-02T00:00:28Z"}, {"url": "https://activities.marriott.com/europe/spain/community-of-madrid/madrid/activities/private_shuttle_transfer_from_city_centre_to_airport-X54GOE?property=MADCO", "title": "Private Shuttle Transfer from City Centre to Airport", "time_published": "2026-02-28T00:00:00Z"}, {"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://www.sleepinginairports.net/sleep-guide/sleeping-in-madrid-barajas-airport.htm", "title": "Sleeping in Madrid Barajas Airport", "time_published": "2024-09-12T00:00:00Z"}, {"url": "https://all.accor.com/gb/place/hotels-adolfo-suarez-madrid-barajas-airport-ci266-v2418.shtml", "title": "Hotels near Adolfo Suárez Madrid-Barajas Airport, Madrid: book with all.accor.com", "time_published": "2024-09-25T00:00:00Z"}]}, "q15": {"question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Adolfo Suárez Barajas Airport?", "answer": "Adolfo Suárez Madrid–Barajas Airport offers currency exchange offices and free Wi‑Fi throughout its terminals, and it has multi‑faith prayer rooms and chapels. Currency exchange counters are located in Terminals 1, 2, and 4, primarily in the arrivals and departures areas. Free Wi‑Fi is available airport‑wide, and you can connect by selecting the “Airport Free Wi‑Fi” network. Prayer rooms and chapels are found in Terminals 1, 2, 4, and 4S, typically near the boarding areas or in the public zones.", "toolsUsed": [], "references": [{"url": "https://en.wikipedia.org/wiki/Madrid%E2%80%93Barajas%20Airport", "title": "Madrid–Barajas Airport", "time_published": "2026-04-23T21:26:07Z"}, {"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/?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"}]}, "q17": {"question": "What aircraft are typically used on flights from Boston to Madrid?", "answer": "Nonstop flights from Boston to Madrid are typically operated with Airbus A321neo and A330-900neo aircraft, while Iberia also uses the A320 and A321 on the route. The exact aircraft can vary by day and airline; connecting itineraries often feature widebodies like the A330-300, A350-900, or Boeing 767-400 on the long leg through hubs such as Amsterdam, Frankfurt, or New York. Wi‑Fi and seatback entertainment are widely available across these aircraft types.", "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 Boston to Madrid?", "answer": "Nonstop flights from Boston to Madrid are operated by Iberia (a oneworld member), Delta (SkyTeam), and JetBlue, which is unaffiliated with any major global alliance. Star Alliance does not have a nonstop presence on this route, though it 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 Boston?", "answer": "At Boston Logan, Terminal E has two airline lounges relevant for Madrid flights: the Air France Lounge, open daily 8:00 AM to 1:30 PM, accessible with Priority Pass or a business-class ticket on SkyTeam airlines, offering complimentary drinks and air conditioning; and the Lufthansa Lounge, open for Lufthansa Group passengers only with a stunning harbor view, a bistro bar, and direct boarding—Platinum Card® holders from American Express can also enter with a same-day Lufthansa Group flight. In Terminal C, The Lounge (Priority Pass) is available 6:00 AM to 10:30 PM, and Terminal B has the Chase Sapphire Lounge by The Club, open 5:00 AM to 11:00 PM and highly rated, though both require a terminal change via post-security connections.", "toolsUsed": [], "references": [{"url": "https://my.prioritypass.com/en-GB/lounges/united-states-of-america/logan-international", "title": "Logan International Airport BOS Lounges - BOS Airport Guide and lounges. | Priority Pass", "favicon": "https://my.prioritypass.com/icon.png?a4ff481221414a5c", "time_published": "2024-11-05T16:20:09Z"}, {"url": "https://www.delta.com/us/en/airports/united-states/boston-sky-club-airport-map", "title": "Boston Logan (BOS) Airport Map & Lounges | Delta Air Lines", "time_published": "2024-07-17T00:00:00Z"}, {"url": "https://my.prioritypass.com/en-GB/lounges/united-states-of-america/logan-international/bos8-air-france-lounge", "title": "Air France Lounge BOS AIRPORT Terminal E Boston MA Logan International | Priority Pass", "favicon": "https://my.prioritypass.com/icon.png?a4ff481221414a5c"}, {"url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/BOS/lufthansa-lounge-terminal-e-DPm6RHJhaY", "title": "Lufthansa Lounge at Logan International Airport | Amex US", "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"}, {"url": "https://www.americanexpress.com/en-us/travel/lounges/the-centurion-card-idc-en/BOS/Lufthansa-Lounge-Terminal-E-DPm6RHJhaY/", "title": "Lufthansa Lounge at Logan International Airport | Amex US", "time_published": "2026-01-01T00:00:00Z"}]}, "q21": {"question": "What is the baggage allowance on this route from Boston to Madrid?", "answer": "Baggage rules vary by airline and fare type. Basic Economy tickets often exclude free checked luggage, while standard international economy typically includes one checked bag and a carry‑on. Premium cabins provide more generous allowances, usually two checked bags and larger carry‑ons."}, "q22": {"question": "What cabin and seat options are typical from Boston to Madrid?", "answer": "On Boston to Madrid flights, you can typically choose Economy, Premium Economy and flat-bed Business class; First class is not common on this route."}, "q23": {"question": "Are same‑day changes or standby possible on this route?", "answer": "Policies differ by airline and fare; flexible and premium cabin tickets often permit same‑day changes or standby, while Basic Economy generally does not."}}}}