{
  "response": {
    "Key": "LAS-LIS",
    "orig": {
      "code": "LAS",
      "type": "airport",
      "city": "Las Vegas",
      "fullCity": "Las Vegas, Nevada",
      "airport": "Harry Reid Intl Airport"
    },
    "dest": {
      "code": "LIS",
      "type": "airport",
      "city": "Lisbon",
      "fullCity": "Lisbon, Portugal",
      "airport": "Humberto Delgado Airport"
    },
    "faq": {
      "q0": {
        "question": "What is the typical flight duration from Las Vegas to Lisbon?",
        "answer": "There are no nonstop flights from Las Vegas (LAS) to Lisbon (LIS). With one stop, the total travel time typically ranges from 12 to 16 hours, depending on the layover city and duration. Common layover points include major European hubs like London, Amsterdam, or Frankfurt, and the return flight duration is similar."
      },
      "q2": {
        "question": "Are there visa requirements to travel from Las Vegas to Lisbon?",
        "answer": "Traveling from Las Vegas, USA to Lisbon, Portugal: U.S. citizens do not need a visa for tourism or business visits up to 90 days within a 180-day period in Portugal, which is part of the Schengen Area. Starting in 2025, U.S. citizens will need to obtain an ETIAS authorization before travel. Portuguese citizens traveling to the U.S. can visit without a visa for up to 90 days under the Visa Waiver Program, provided they have an approved ESTA. Other nationalities should check specific visa requirements based on their citizenship."
      },
      "q3": {
        "question": "What are the ground transportation options in Lisbon?",
        "answer": "From Lisbon Portela Airport, the Aerobus shuttle (Lines 1 and 2) is the most popular and cost‑effective way to reach the city center, with departures every 20–25 minutes and a journey of about 25–40 minutes for €4 (24‑hour pass). Taxis are available at the arrivals and departures ranks; they are metered but add a surcharge and luggage fees, making them the fastest door‑to‑door option. Public bus routes 5, 22, 44, 45, and 83 also serve the airport and various Lisbon neighborhoods at a lower cost. There is no direct train from the airport, but a short taxi ride connects to nearby stations like Gare do Oriente for access to the Lisbon Metro. Ride‑share services and car rentals are available, though the Aerobus and metro are generally the most practical for visitors.",
        "toolsUsed": [],
        "references": [
          {
            "url": "http://lisbon-lis.airports-guides.com",
            "title": "Lisbon Portela Airport (LIS) Information: LIS Airport in Lisbon Area, Portugal"
          },
          {
            "url": "http://www.lisbon-lis.airports-guides.com/lis_airport_transport.html",
            "title": "Lisbon Portela Airport (LIS) Travel, Transport: Travel at Airports in Lisbon Area, Portugal",
            "time_published": "2016-03-03T00:00:00Z"
          },
          {
            "url": "https://www.lisbon-airport.net/",
            "title": "Lisbon Airport (LIS)"
          },
          {
            "url": "https://lisbonairport.net/lisbon-airport-transfers/bus/",
            "title": "Getting to Lisbon Airport by Bus",
            "time_published": "2019-03-02T00:00:00Z"
          },
          {
            "url": "https://lisbonairport.net",
            "title": "Lisbon Airport | Guide to Lisbon Airport (LIS)"
          }
        ]
      },
      "q4": {
        "question": "When is the cheapest time to fly from Las Vegas to Lisbon?",
        "answer": "For flights from Las Vegas to Lisbon, the cheapest months are November (averaging $887), January ($908), and February ($924), while June ($1,373), July ($1,269), and May ($1,215) are the most expensive.",
        "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 Las Vegas to Lisbon?",
        "answer": "For flights from Las Vegas to Lisbon, the best fares are typically found when booking 4–7 weeks before departure, with an average price around $914 in that window. During peak summer or holiday periods, demand may shift the ideal booking window earlier—aiming for the earlier end of that range or slightly before can help lock in a better fare.",
        "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 Las Vegas to Lisbon?",
        "answer": "No nonstop red‑eye flights operate from Las Vegas to Lisbon, but several one‑stop itineraries have an overnight long leg. The overnight transatlantic segment departs late evening from an East Coast hub — for example, United from Newark at 8:25 PM arriving Lisbon at 8:20 AM (the next morning), American from Philadelphia at 9:05 PM arriving 9:05 AM, or TAP from JFK at 10:05 PM arriving 10:15 AM — with a domestic connection from Las Vegas before the overnight leg.",
        "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 Las Vegas to Lisbon?",
        "answer": "There are no nonstop flights from Las Vegas to Lisbon. The most common one-stop routings are on American Airlines via Philadelphia (up to 6 daily connections) and TAP Air Portugal via New York JFK (up to 6 daily, often with JetBlue on the first leg). Other carriers operating this route include KLM via Amsterdam, Air Canada via Toronto, Iberia via Philadelphia, and United via Washington Dulles or Newark, each with 1–2 daily connections. Specific per-carrier fares are not available in the schedule data.",
        "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 Las Vegas and Lisbon?",
        "answer": "Common layovers include Newark, Boston, Dublin and London. Newark and Boston serve as major U.S. gateways with frequent transatlantic flights, while Dublin offers U.S. preclearance and efficient connections, and London provides extensive onward options to Lisbon with manageable total travel times."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from Las Vegas to Lisbon?",
        "answer": "On-time performance is generally acceptable, though afternoon and evening flights may face delays from summer thunderstorms or busy airspace. Booking early morning departures, particularly with airlines like TAP Air Portugal, can improve your chances of leaving on time."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Lisbon?",
        "answer": "May to June and September to early October offer pleasant temperatures and fewer tourists than the busy summer months."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from Las Vegas to Lisbon?",
        "answer": "Bring a passport valid for at least three months beyond your stay, any required Schengen visa or ETIAS 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 Lisbon?",
        "answer": "Lisbon has only one airport, Humberto Delgado Airport, located just 7 km from the city centre, making it convenient for reaching downtown and attractions like Belém Tower."
      },
      "q13": {
        "question": "How do I get to Harry Reid Intl Airport from the city center?",
        "answer": "From downtown Las Vegas, you can take the RTC public bus, use an airport shuttle, or grab a taxi or ride-share like Uber or Lyft; taxis and ride-shares are the fastest and most popular, typically taking 15–20 minutes, while the bus is the most affordable but slower. Driving yourself is also easy with short-term and long-term parking at both terminals. The airport is only about 5 miles south of the city center, so all options are fairly quick.",
        "toolsUsed": [],
        "references": [
          {
            "url": "http://www.harryreidairport.com/all-options-to-and-from",
            "title": "All options to & from Harry Reid | Harry Reid International Airport",
            "time_published": "2026-01-01T00:00:00Z"
          },
          {
            "url": "http://www.harryreidairport.com/cookies",
            "title": "Flights | Harry Reid International Airport",
            "time_published": "2026-01-01T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Transportation_in_Las_Vegas",
            "title": "Transportation in Las Vegas",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-07-03T22:51:37Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Harry%20Reid%20International%20Airport",
            "title": "Harry Reid International Airport",
            "time_published": "2026-04-30T22:39:45Z"
          },
          {
            "url": "https://www.fly.faa.gov/fly/flyfaa/flyfaaindex?ARPT=LAS&p=1",
            "title": "Harry Reid International Airport"
          }
        ]
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Lisbon airport?",
        "answer": "Lisbon Airport doesn't have on‑site hotels or sleeping pods inside the terminals, but several nearby hotels are connected by shuttle. The Meliã Lisboa Aeroporto is a short walk from Terminal 1, and other options like the Tryp Lisboa Aeroporto are a quick shuttle ride away.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://www.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"
          },
          {
            "url": "http://lisbon-lis.airports-guides.com",
            "title": "Lisbon Portela Airport (LIS) Information: LIS Airport in Lisbon Area, Portugal"
          },
          {
            "url": "http://www.lisbon-lis.airports-guides.com/lis_airport_facilities.html",
            "title": "Lisbon Portela Airport (LIS) Facilities, Info: Services at Airports in Lisbon Area, Portugal",
            "time_published": "2016-03-03T00:00:00Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Lisbon_Airport",
            "title": "Lisbon Airport",
            "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png",
            "time_published": "2026-07-20T16:51:21Z"
          },
          {
            "url": "https://en.wikipedia.org/wiki/Lisbon%20Airport",
            "title": "Lisbon Airport",
            "time_published": "2026-04-30T23:41:16Z"
          }
        ]
      },
      "q17": {
        "question": "What aircraft are typically used on flights from Las Vegas to Lisbon?",
        "answer": "There is no nonstop service from Las Vegas to Lisbon, so all flights connect. On the long transatlantic leg, the most common aircraft are the Boeing 787-9 (via Philadelphia on American/Iberia), the Airbus A330-900neo (via New York JFK or Miami on TAP Air Portugal), and Boeing 777 variants (via Newark, Toronto, or Washington Dulles on United and Air Canada). The exact aircraft can vary by day and airline, and Wi‑Fi and seatback entertainment are widely available on these widebody jets.",
        "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 Las Vegas to Lisbon?",
        "answer": "Alliances serving Las Vegas to Lisbon include oneworld (via American Airlines), Star Alliance (via United, Air Canada, and TAP Air Portugal), and SkyTeam (via KLM). TAP Air Portugal, a Star Alliance member, operates the transatlantic leg on several connections. JetBlue, which feeds TAP from JFK, is not part of any alliance.",
        "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. 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_airlines",
          "route_aircraft"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from Las Vegas?",
        "answer": "At Harry Reid International Airport (LAS), your best lounge options are the American Express Centurion Lounge and its companion bar, Sidecar by the Centurion Lounge, both in Concourse D. The Centurion Lounge offers complimentary craft cocktails, a hot buffet, and shower suites, accessible to Platinum Card® Members and Centurion® Members. Also in Concourse D is the United Club, providing bar service, light snacks, and Wi-Fi for United Club members and eligible premium travelers. In Terminal 3, Concourse E, The Club LAS welcomes Priority Pass members, select credit card holders, and day-pass purchasers with a full bar, showers, and light fare. Note that The Club LAS often restricts access during peak afternoon hours.",
        "toolsUsed": [],
        "references": [
          {
            "url": "https://my.prioritypass.com/en-GB/lounges/united-states-of-america/harry-reid-international",
            "title": "Harry Reid International Airport LAS Lounges - LAS Airport Guide and lounges. | Priority Pass",
            "time_published": "2024-11-05T00:00:00Z"
          },
          {
            "url": "https://www.prioritypass.com/en-GB/lounges/united-states-of-america/harry-reid-international",
            "title": "Harry Reid International Airport LAS Lounges - LAS Airport Guide and lounges. | Priority Pass",
            "time_published": "2024-11-05T00:00:00Z"
          },
          {
            "url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/LAS",
            "title": "American Express Lounges at Harry Reid International Airport | Amex US",
            "time_published": "2026-05-03T00:00:00Z"
          },
          {
            "url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/LAS/the-club-las-terminal-3-concourse-e-RP0rlqi270",
            "title": "The Club LAS at Harry Reid International Airport | Amex US",
            "time_published": "2026-05-02T00:00:00Z"
          },
          {
            "url": "https://harryreidairport.com/airport-services",
            "title": "Airport Services | Harry Reid International Airport",
            "favicon": "https://harryreidairport.com/favicon.ico?863b6b9bd52ec388"
          }
        ]
      },
      "q21": {
        "question": "What is the baggage allowance on this route from Las Vegas to Lisbon?",
        "answer": "Baggage rules depend on the airline and fare type. Basic economy often excludes a checked bag but allows a personal item and sometimes a carry-on. Standard international economy typically includes one free checked bag and a carry-on."
      },
      "q22": {
        "question": "What cabin and seat options are typical from Las Vegas to Lisbon?",
        "answer": "Las Vegas to Lisbon flights typically offer Economy and flat‑bed Business class. Premium Economy is available on select airlines; First class is uncommon."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies depend on the airline and fare class; flexible tickets and premium cabins often allow same‑day changes or standby, while basic economy fares typically do not."
      }
    }
  }
}