{
  "response": {
    "Key": "NYC-LIS",
    "orig": {
      "code": "NYC",
      "type": "airport",
      "city": "New York",
      "fullCity": "New York, New York",
      "airport": "John F Kennedy 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 New York to Lisbon?",
        "answer": "A nonstop flight from New York (JFK or EWR) to Lisbon (LIS) typically takes 6 hours 45 minutes to 7 hours 15 minutes. With one stop, common layover cities like London, Madrid, or Paris bring total travel time to 9–12 hours. The return flight is often about 30–45 minutes shorter due to prevailing tailwinds. TAP Air Portugal and United offer the fastest nonstop options."
      },
      "q1": {
        "question": "Are there any direct flights from New York to Lisbon?",
        "answer": "Yes, there are nonstop flights from New York to Lisbon on Delta (JFK), TAP Air Portugal (JFK and EWR), and United (EWR), all operating daily. Combined, the three airlines offer over 130 nonstop flights per week across the two airports, with departures spread from late afternoon through the overnight hours.",
        "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. Carrier service and weekly frequencies are summarized 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). Where available, on-time and cancellation rates come from the U.S. Bureau of Transportation Statistics (BTS) Airline On-Time Performance dataset, and typical fares from the U.S. DOT Airline Origin and Destination Survey (DB1B), a quarterly 10% sample of tickets sold.",
        "toolsUsed": [
          "route_airlines",
          "flight_schedule"
        ]
      },
      "q2": {
        "question": "Are there visa requirements to travel from New York to Lisbon?",
        "answer": "Yes, visa requirements apply for travel from New York to Lisbon depending on your nationality. U.S. citizens can enter Portugal and the Schengen Area for up to 90 days within any 180-day period without a visa for tourism or business. Starting in 2025, U.S. citizens will need an ETIAS travel authorization for short stays. Portuguese and other EU nationals do not need a visa. Travelers of other nationalities should check if they need a Schengen visa before departure."
      },
      "q3": {
        "question": "What are the ground transportation options in Lisbon?",
        "answer": "Lisbon’s Humberto Delgado Airport is just seven kilometers from the city center, giving travelers several efficient ground transport options. The metro’s red line connects the airport directly to the city center in about twenty to twenty-five minutes and is the most popular choice for its speed, frequency, and low cost. The Aerobus shuttle runs to key central areas like Rossio and Cais do Sodré in roughly thirty minutes, offering a comfortable alternative with luggage space. Public buses also serve the airport but are slower and less convenient for visitors. Taxis and ride-share services such as Uber and Bolt are readily available outside the terminal, taking fifteen to twenty minutes to the center depending on traffic and costing around ten to fifteen euros. Car rentals are available at the airport but are generally unnecessary for city stays due to Lisbon’s compact layout and challenging parking. Most visitors use the metro for its direct, affordable, and reliable service."
      },
      "q4": {
        "question": "When is the cheapest time to fly from New York to Lisbon?",
        "answer": "Based on seasonal price data, the cheapest months to fly from New York to Lisbon are March (averaging $622), April ($625), and November ($676), while the most expensive are June ($849), May ($804), and December ($794).",
        "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 New York to Lisbon?",
        "answer": "For the best fares from New York to Lisbon, book 4 to 7 weeks ahead of departure, when average prices are around $722. The lowest fare of $719 appears roughly 50 days before the flight, while last-minute bookings (0 days out) spike to $852.",
        "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 New York to Lisbon?",
        "answer": "Yes, overnight red‑eye flights from New York to Lisbon are widely available, with nonstop service on Delta (JFK), TAP Air Portugal (JFK and EWR), and United (EWR). Typical departure windows run from about 8:00 PM to 11:00 PM, arriving in Lisbon the next morning.",
        "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 New York to Lisbon?",
        "answer": "From New York to Lisbon, nonstop service is available on Delta (JFK), TAP Air Portugal (EWR and JFK), and United (EWR), according to 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.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q8": {
        "question": "If I need a connection, what are common layover cities between New York and Lisbon?",
        "answer": "Common layover cities between New York and Lisbon include Madrid, Barcelona, London, and Dublin. Madrid and Barcelona offer efficient connections through Iberia and TAP Air Portugal networks, often with short transfer times. London provides broad transatlantic links but may require a terminal change. Dublin is advantageous for US citizens as it offers preclearance on the return, saving time upon arrival in the US, and transit is generally smooth within the same terminal."
      },
      "q9": {
        "question": "How reliable are on‑time departures on this route from New York to Lisbon?",
        "answer": "On-time reliability is generally good, but evening flights are more prone to delays due to air traffic and weather. Choosing early morning departures from JFK or Newark, particularly on TAP Air Portugal or United, improves your odds of a punctual start."
      },
      "q10": {
        "question": "Which months have the best weather for traveling to Lisbon?",
        "answer": "April to June and September to October offer pleasant temperatures, sunny skies, and fewer tourists than the busy summer months."
      },
      "q11": {
        "question": "What documents should I bring with me to the airport when flying from New York to Lisbon?",
        "answer": "Bring a passport valid for at least three months beyond your intended stay, any required visa or proof of ETIAS authorization once implemented, proof of onward or return travel, a payment method for baggage, and any necessary vaccination or health documents."
      },
      "q12": {
        "question": "Which airport should I use in Lisbon?",
        "answer": "Lisbon Portela Airport is the only commercial airport serving Lisbon. It is located just 7 km from the city centre, offering quick access to downtown and major attractions. It serves as a hub for TAP Air Portugal and hosts many international carriers, covering full‑service, low‑cost, and regional flights."
      },
      "q13": {
        "question": "How do I get to John F Kennedy Intl Airport from the city center?",
        "answer": "From Midtown Manhattan to JFK, the AirTrain combined with the LIRR from Penn Station is fastest at about 35 min, while the subway‑AirTrain combo is cheaper but slower. Rideshares and taxis offer door‑to‑door convenience at a higher cost, and driving with parking is the most expensive option."
      },
      "q14": {
        "question": "Are there hotels or sleeping facilities at Lisbon airport?",
        "answer": "Lisbon Airport has no on-site hotel, capsule hotel, or sleeping pods within the terminal. However, several nearby hotels are connected by shuttle, including the Meliá Lisboa Aeroporto, TRYP Lisboa Aeroporto Hotel, and Star Inn Lisbon Airport, all reachable within minutes via free or low-cost shuttle services."
      },
      "q15": {
        "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Humberto Delgado Airport?",
        "answer": "Yes. Humberto Delgado Airport has currency exchange offices in Terminal 1 arrivals and departures, a multi‑faith prayer room in Terminal 1 near the food court, and free unlimited Wi‑Fi throughout both terminals."
      },
      "q16": {
        "question": "Are there accessible services or children's facilities at the New York and Lisbon airports?",
        "answer": "At New York JFK, wheelchair assistance and accessible restrooms are available; request via your airline 48 hours before travel. The airport offers a children’s play area in Terminal 5 and nursing suites. At Lisbon Humberto Delgado Airport, bookable MyWay assistance covers mobility needs; there are dedicated children’s play areas and baby-care rooms in both terminals."
      },
      "q17": {
        "question": "What aircraft are typically used on flights from New York to Lisbon?",
        "answer": "Nonstop flights from New York to Lisbon are typically operated with Airbus A330-900neo, Boeing 787-10, Airbus A330-200, and occasionally Airbus A321-200neo aircraft, though the exact type can vary by day and airline. On connecting itineraries, common long-haul aircraft include the Boeing 777-300ER, Airbus A330-300, and Airbus A321-200neo, with connections via Toronto, Montreal, Ponta Delgada, or Madrid. Wi-Fi and seatback entertainment are widely available on these aircraft, but specific offerings depend on the 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 New York to Lisbon?",
        "answer": "Star Alliance serves the route through TAP Air Portugal and United, while SkyTeam serves it through Delta; Oneworld has no nonstop presence on NYC–LIS.",
        "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.",
        "toolsUsed": [
          "route_airlines"
        ]
      },
      "q20": {
        "question": "What are the best airport lounge options when departing from New York?",
        "answer": "From New York, lounges depend on the airport. At JFK, the TAP Air Portugal Lounge in Terminal 5 offers Portuguese cuisine and showers for business‑class passengers and Star Alliance Gold members. At Newark Liberty, the United Club and United Polaris Lounge in Terminal C serve premium transatlantic travellers with dining and rest areas, accessible to business‑class passengers and Star Alliance Gold members."
      },
      "q21": {
        "question": "What is the baggage allowance on this route from New York to Lisbon?",
        "answer": "Baggage allowance on New York to Lisbon flights depends on the airline and fare type. Basic economy tickets often exclude checked bags, while standard international economy fares typically include one checked bag and a carry-on. Premium economy and business class allow additional checked bags and larger carry-on items. Always verify with your airline before travel."
      },
      "q22": {
        "question": "What cabin and seat options are typical from New York to Lisbon?",
        "answer": "New York to Lisbon flights typically offer Economy, Premium Economy, and flat‑bed Business class; First class is uncommon on this route."
      },
      "q23": {
        "question": "Are same‑day changes or standby possible on this route?",
        "answer": "Policies depend on the airline and fare class; flexible and premium cabin tickets may allow same‑day changes or standby, while restrictive economy fares typically do not."
      },
      "q24": {
        "question": "What are the cheapest days and times to fly from New York to Lisbon?",
        "answer": "For flights from New York to Lisbon, Tuesday is the cheapest day of the week to depart with an average fare of $913, while Saturday is the most expensive at $1,004. The cheapest time of day to depart is the afternoon, with fares as low as $604, compared to the most expensive time, early morning, where the lowest fare is $670.",
        "methodology": "The cheapest day of the week and time of day to depart are drawn from the same large sample of real fares Priceline users found on this route in the last 72 hours, grouped by the day of the week and by the time-of-day window of the outbound departure, with the lowest and average price reported for each.",
        "relevant": true,
        "toolsUsed": [
          "departure_timing"
        ]
      },
      "q25": {
        "question": "What is a good price for a flight from New York to Lisbon?",
        "answer": "For a flight from New York to Lisbon, a good price is anything under $732, which is the great-deal threshold. The typical fare on this route is around $922, with most prices falling between $600 and $1,200.",
        "methodology": "The typical price, the lowest fare, a 'great deal' threshold, and how fares are spread across price bands are summarized from a large sample of the real fares Priceline users found on this route in the last 72 hours, with a small fraction of extreme outlier fares excluded from the range.",
        "relevant": true,
        "toolsUsed": [
          "price_context"
        ]
      }
    }
  }
}