{ "response": { "Key": "DTT-LIS", "orig": { "code": "DTT", "type": "airport", "city": "Detroit", "fullCity": "Detroit, Michigan", "airport": "Detroit Metro Airport" }, "dest": { "code": "LIS", "type": "airport", "city": "Lisbon", "fullCity": "Lisbon, Portugal", "airport": "Humberto Delgado Airport" }, "faq": { "q2": { "question": "Are there visa requirements to travel from Detroit to Lisbon?", "answer": "For United States citizens, no visa is required to travel from Detroit to Lisbon for a short tourist visit. U.S. nationals may stay in Portugal for up to 90 days within any 180-day period without a visa.\n\nA quick note: this is general guidance to help you plan, not official immigration advice — entry rules can change and can depend on your nationality and circumstances, so please confirm the current requirements with the relevant embassy or official government source before you travel.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://en.wikipedia.org/wiki/Visa_policy_of_the_Schengen_Area", "title": "Visa policy of the Schengen Area", "favicon": "https://en.wikipedia.org/static/favicon/wikipedia.ico" }, { "url": "https://en.wikipedia.org/wiki/Visa_policy_of_Portugal", "title": "Visa policy of Portugal", "favicon": "https://en.wikipedia.org/static/favicon/wikipedia.ico" }, { "url": "https://www.gov.uk/foreign-travel-advice/portugal/entry-requirements", "title": "Portugal entry requirements — GOV.UK", "favicon": "https://www.gov.uk/favicon.ico" } ], "preopenedReferences": true, "stageOnly": true }, "q3": { "question": "What are the ground transportation options in Lisbon?", "answer": "Lisbon Airport offers several ground transportation options to the city center, including the Metro's Red Line (Aeroporto station, about 20 minutes to downtown), Carris city buses, taxis (roughly 15 minutes, available 24/7), and car rentals or driving. The metro is the most used option due to its direct connection and affordability, though taxis are the fastest door-to-door. Ride‑share services like Uber also operate but aren't explicitly documented in available guides; the Aerobus shuttle was discontinued in 2023.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://en.wikipedia.org/wiki/Lisbon_Airport", "title": "Lisbon Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-09-14T10:27:02Z" }, { "url": "https://lisbon-lis.airports-guides.com", "title": "Lisbon Portela Airport (LIS) Information: LIS Airport in Lisbon Area, Portugal", "favicon": "http://www.airports-guides.com/favicon.ico" }, { "url": "https://en.wikipedia.org/wiki/Transport_in_Portugal", "title": "Transport in Portugal", "time_published": "2026-05-04T23:32:13Z" }, { "url": "https://en.wikipedia.org/wiki/Lisbon_Metro_Red_Line", "title": "Lisbon Metro Red Line", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-05-25T05:54:05Z" }, { "url": "https://en.wikipedia.org/wiki/Trams_in_Lisbon", "title": "Trams in Lisbon", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-08-15T23:13:49Z" } ] }, "q6": { "question": "Are overnight (red‑eye) flights available from Detroit to Lisbon?", "answer": "No nonstop red-eyes operate from Detroit to Lisbon, but connecting itineraries whose long leg is an overnight flight are available. For example, TAP Air Portugal offers a red-eye from Boston departing at 22:45 and arriving in Lisbon at 10:20 the next morning, with a JetBlue connection to Detroit; American runs a Philadelphia–Lisbon red-eye leaving at 21:05 and arriving at 09:05; and United operates an overnight leg from Washington Dulles departing at 22:25 and landing at 10:30.", "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 Detroit to Lisbon?", "answer": "There is no nonstop service from Detroit to Lisbon, so travelers connect through a hub. United operates the most frequent one-stop routing via Newark, with 14 daily connections, while Delta offers connections via Amsterdam and Boston, and Lufthansa connects through Frankfurt. American Airlines, Air Canada, Air France, and TAP Air Portugal also offer one-stop itineraries through Philadelphia, Montreal, Paris, Boston, Miami, and New York. No per-carrier fares are provided for these connecting patterns.", "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 Detroit and Lisbon?", "answer": "Common layover cities include New York (JFK), Boston, Amsterdam, and Paris. New York and Boston offer numerous daily flights from Detroit and competitive onward connections to Lisbon. Amsterdam and Paris provide efficient single-connection itineraries with broad European networks, often keeping total travel time around 10 to 13 hours. All these hubs have streamlined transfer processes for international passengers." }, "q10": { "question": "Which months have the best weather for traveling to Lisbon?", "answer": "May to June and September to October offer warm, sunny weather with fewer tourists than the busy summer months." }, "q11": { "question": "What documents should I bring with me to the airport when flying from Detroit to Lisbon?", "answer": "Bring a passport valid for at least three months beyond your stay, a visa or ETIAS authorization if required, proof of onward travel, a payment method for baggage, and any vaccination or health documents." }, "q12": { "question": "Which airport should I use in Lisbon?", "answer": "Lisbon has only one commercial airport, Humberto Delgado Airport, located about 7 km from the city centre. It serves as the primary gateway for all airlines, including TAP Air Portugal and low‑cost carriers like Ryanair and easyJet." }, "q13": { "question": "How do I get to Detroit Metro Airport from the city center?", "answer": "From downtown Detroit, the Detroit Air Xpress (DAX) bus offers direct service to both terminals at Detroit Metro Airport (DTW), running daily from 3:30 AM to 11 PM with luggage storage, Wi-Fi, and comfortable seating. SMART fixed-route buses and the limited-stop FAST bus also connect downtown and surrounding suburbs to the airport, though with more stops and less direct routing. Ride-share, taxis, and rental cars are available as well; driving yourself gives the most flexibility but requires paying for airport parking. The DAX bus is generally the most popular and cost-effective option for downtown travelers, while a taxi or ride-share is fastest door-to-door but costs more.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://metroairport.com/dtw/other-ground-transportation/public-transportation", "title": "Public Transportation | Wayne County Airport Authority", "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png" }, { "url": "https://metroairport.com/de/parken/other-ground-transportation/oeffentliche-verkehrsmittel", "title": "Öffentliche Verkehrsmittel | Wayne County Airport Authority", "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png" }, { "url": "https://www.metroairport.com/ko", "title": "Detroit Metro Airport (DTW) | Wayne County Airport Authority", "favicon": "https://www.metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png" }, { "url": "https://metroairport.com/fr/stationnement-et-transport/other-ground-transportation/transport-en-commun", "title": "Transport en commun | Wayne County Airport Authority", "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png" }, { "url": "https://metroairport.com/to-from-dtw/rental-cars", "title": "Rental Cars | Wayne County Airport Authority", "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png" } ] }, "q14": { "question": "Are there hotels or sleeping facilities at Lisbon airport?", "answer": "Lisbon Airport has two hotels located directly next to Terminal 1 and within walking distance: the upscale Melia Lisboa Aeroporto Hotel and the mid-range Star Inn Lisboa, both of which include an airport shuttle. These are the on-site options for sleeping at the airport. Several other hotels are within a short drive, but the terminal-connected choices are those two.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://sleepinginairports.net/guides/lisbon-airport-guide.htm", "title": "Lisbon Airport Guide (LIS) - 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": "2018-09-02T00:00:05Z" }, { "url": "https://www.sleepinginairports.net/hotels/lisbon-airport-hotels.htm", "title": "Lisbon Airport Guide (LIS) - Sleeping in Airports", "time_published": "2026-04-13T18:11:40Z" } ] }, "q15": { "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Humberto Delgado Airport?", "answer": "Humberto Delgado Airport (LIS) offers currency exchange offices and free Wi-Fi, with prayer rooms or chapels available in both terminals. Currency exchange counters are located in the arrivals and departures areas of Terminal 1, while free Wi-Fi is accessible throughout the airport. Prayer rooms or chapels are situated near the boarding areas in Terminal 1 and Terminal 2. These facilities are available to all passengers, including those arriving from Detroit.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://en.wikipedia.org/wiki/Lisbon_Airport", "title": "Lisbon Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-09-14T10:27:02Z" }, { "url": "https://en.wikipedia.org/wiki/List_of_the_busiest_airports_in_Portugal", "title": "List of the busiest airports in Portugal", "time_published": "2025-05-22T19:00:42Z" }, { "url": "https://en.wikipedia.org/wiki/Lisbon_Luís_de_Camões_Airport", "title": "Lisbon Luís de Camões Airport", "time_published": "2026-07-07T19:34:51Z" } ] }, "q16": { "question": "Are there accessible services or children's facilities at the Detroit and Lisbon airports?", "answer": "At Detroit Metropolitan Wayne County Airport, wheelchair and mobility assistance is arranged through your airline at the ticket counter, with accessible parking, family restrooms, Braille signage, visual paging, and hearing-loop systems available in both terminals; TSA Cares can be reached at +1 (855) 787-2227 for additional support through security. Lisbon Portela Airport offers shuttle transport around the airport and 24-hour taxis, with ANA operating covered and open parking areas. Travelers should request mobility assistance through their airline at least 48 hours before departure to ensure service at both airports.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://metroairport.com/de/dtw/finden-sie-sich-zurecht/barrierefreiheit-betreuungsservice", "title": "Barrierefreiheit & Betreuungsservice | Wayne County Airport Authority", "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png" }, { "url": "https://metroairport.com/fr/dtw/sy-retrouver/services-adaptes", "title": "Services adaptés | Wayne County Airport Authority", "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png" }, { "url": "https://metroairport.com/es/dtw/conociendo-alrededor/accesibilidad-y-asistencia-adicional", "title": "Accesibilidad y asistencia adicional | Wayne County Airport Authority", "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png" }, { "url": "https://metroairport.com/business/doing-business-wcaa/business-opportunities/solicitations", "title": "Solicitations | Wayne County Airport Authority", "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png" }, { "url": "https://metroairport.com/flights", "title": "Flights | Wayne County Airport Authority", "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png" }, { "url": "https://lisbon-lis.airports-guides.com", "title": "Lisbon Portela Airport (LIS) Information: LIS Airport in Lisbon Area, Portugal", "favicon": "http://www.airports-guides.com/favicon.ico" }, { "url": "https://en.wikipedia.org/wiki/Lisbon_Airport", "title": "Lisbon Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-09-14T10:27:02Z" }, { "url": "https://en.wikipedia.org/wiki/Port_of_Lisbon", "title": "Port of Lisbon", "time_published": "2026-05-17T01:54:27Z" }, { "url": "https://en.wikipedia.org/wiki/Lisbon_Luís_de_Camões_Airport", "title": "Lisbon Luís de Camões Airport", "time_published": "2026-07-07T19:34:51Z" } ] }, "q17": { "question": "What aircraft are typically used on flights from Detroit to Lisbon?", "answer": "There is no nonstop service from Detroit to Lisbon, so all itineraries involve a connection. Delta Air Lines most frequently operates the transatlantic leg on Airbus A330-900neo aircraft, with some flights using Airbus A330-300s or Airbus A350-900s, while TAP Air Portugal uses Airbus A330-900neo, A330-200, A330-300, and A321-200neo variants depending on the connecting city. American Airlines flies Boeing 787-9s via Philadelphia, and other connecting options include Air France on Boeing 777-200s, United on Boeing 777s, Turkish Airlines on Boeing 787-9s, and WestJet on Boeing 737 MAX 8s.", "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": [ "route_aircraft" ] }, "q20": { "question": "What are the best airport lounge options when departing from Detroit?", "answer": "Departing Detroit Metropolitan Wayne County Airport, the Lufthansa Business Lounge in the Warren C. Evans Terminal offers access to international and domestic passengers, with air conditioning, complimentary standard alcoholic drinks, disabled access, and a maximum three-hour stay. In the McNamara Terminal, Delta Sky Club lounges are available at gates A43, A68, A18, A38, and in Concourse C. The Lufthansa lounge requires a DTW outbound boarding pass with confirmed same-day travel for entry.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/DTW", "title": "American Express Lounges at Detroit Metropolitan Wayne County Airport | Amex US", "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png" }, { "url": "https://my.prioritypass.com/en-GB/lounges/united-states-of-america/detroit-metropolitan-wayne-county/dtw5-lufthansa-business-lounge", "title": "Lufthansa Business Lounge DTW AIRPORT Warren C. Evans Terminal Detroit MI Metropolitan Wayne County | Priority Pass", "favicon": "https://my.prioritypass.com/icon.png?a4ff481221414a5c" }, { "url": "https://prioritypass.com/en-GB/lounges/united-states-of-america/detroit-metropolitan-wayne-county", "title": "Detroit Metropolitan Airport DTW Lounges - DTW Airport Guide and lounges. | Priority Pass", "favicon": "https://prioritypass.com/icon.png?icon.1k7202wk2zqql.png?dpl=1f82db4e-b1f8-481b-b911-c24ef915cc46" }, { "url": "https://my.prioritypass.com/en-GB/lounges/united-states-of-america/detroit-metropolitan-wayne-county", "title": "Detroit Metropolitan Airport DTW Lounges - DTW Airport Guide and lounges. | Priority Pass", "favicon": "https://my.prioritypass.com/icon.png?icon.1k7202wk2zqql.png?dpl=1f82db4e-b1f8-481b-b911-c24ef915cc46" }, { "url": "https://metroairport.com/at-dtw/services-amenities", "title": "Services & Amenities | Wayne County Airport Authority", "favicon": "https://metroairport.com/themes/custom/wcaa/images/favicons/apple-touch-icon.png" } ] }, "q21": { "question": "What is the baggage allowance on this route from Detroit to Lisbon?", "answer": "Baggage rules depend on the airline and fare type. Basic economy is restrictive and may not include a checked bag, while standard international economy tickets typically allow one free checked bag and a carry-on. Premium cabins offer more generous allowances." }, "q22": { "question": "What cabin and seat options are typical from Detroit to Lisbon?", "answer": "Typical Detroit to Lisbon flights offer Economy and flat‑bed Business class, with Premium Economy available on select airlines." }, "q23": { "question": "Are same‑day changes or standby possible on this route?", "answer": "Policies depend on the airline and fare class; flexible and premium tickets often allow same‑day changes or standby, while Basic Economy typically does not." } } } }