{"response": {"Key": "JFK-PRG", "orig": {"code": "JFK", "type": "airport", "city": "New York City", "fullCity": "New York City, New York", "airport": "John F Kennedy Intl Airport"}, "dest": {"code": "PRG", "type": "airport", "city": "Prague", "fullCity": "Prague, Czech Republic", "airport": "Václav Havel Airport"}, "faq": {"q0": {"question": "What is the typical flight duration from New York City to Prague?", "answer": "The flight from New York City (JFK) to Prague is about 4,070 miles and typically takes 8 hours 15 minutes outbound. The return leg from Prague to New York averages 9 hours 18 minutes, making the westbound flight about an hour longer due to prevailing winds. Delta operates the route with daily nonstop service.", "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 New York City to Prague?", "answer": "Yes, Delta flies nonstop from JFK to Prague daily, with 28 weekly departures — typically four flights a day clustered around 6:35 to 6:50 PM on a Boeing 767-300. The flight takes about 8 hours 15 minutes eastbound. No other airline offers a nonstop on this route; the fastest one-stop alternatives connect through hubs like Amsterdam, Paris, or Frankfurt and take roughly 11 to 13 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. 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. 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", "flight_schedule", "route_aircraft"]}, "q3": {"question": "What are the ground transportation options in Prague?", "answer": "From Prague Airport (PRG), the main budget option is public transport: trolleybus 59 or bus 100 connect to the metro in about 20 minutes, and the Airport Express (AE) bus goes directly to the main train station. Taxis and ride‑share are available and take around 25–30 minutes to the center, but beware of drivers taking longer routes to inflate the fare—pre‑booking is recommended. Car rentals are offered at the airport, though driving in Prague’s historic core is generally discouraged due to narrow streets and limited parking. There is no direct train or metro link from the terminal. The most‑used option is the public bus/trolleybus plus metro combination, as it’s frequent, affordable, and well‑integrated into the city’s transit network.", "toolsUsed": [], "references": [{"url": "https://www.pragueairport.co.uk/public-transport-from-to-the-airport/", "title": "Public Transport from / to the Airport - Prague Airport (PRG)", "time_published": "2013-08-02T09:03:03Z"}, {"url": "https://pragueairport.co.uk", "title": "Prague Airport (PRG) - Václav Havel Airport", "favicon": "https://www.pragueairport.co.uk/wp-content/uploads/favicon-192x192-2.png", "time_published": "2013-05-05T10:23:55Z"}, {"url": "https://en.wikipedia.org/wiki/Prague–Kbely_Airport", "title": "Prague–Kbely Airport", "time_published": "2026-07-05T19:43:45Z"}, {"url": "https://en.wikipedia.org/wiki/Prague_Integrated_Transport", "title": "Prague Integrated Transport", "time_published": "2026-04-09T19:04:13Z"}, {"url": "https://www.pragueairport.co.uk/contacts/", "title": "Contacts - Prague Airport (PRG)", "time_published": "2025-03-29T12:04:24Z"}]}, "q4": {"question": "When is the cheapest time to fly from New York City to Prague?", "answer": "The cheapest months to fly from New York City to Prague are September, October, and November, with average fares around $656–$678. The most expensive period is late spring through early summer, particularly June, July, and May, where average prices range from $815 to $954.", "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 City to Prague?", "answer": "For flights from New York JFK to Prague, booking 11 to 14 weeks ahead of departure typically yields the best fares, averaging around $818. The cheapest single day to book is about 90 days out at $810, while last-minute tickets can exceed $1,170. During peak summer and holiday periods, demand drives prices higher across all booking windows, so aiming for that 11-to-14-week window remains your best strategy.", "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 City to Prague?", "answer": "No nonstop red‑eye flights operate from JFK to Prague, but connecting itineraries whose long leg is an overnight red‑eye are available. For example, Air Canada via Toronto departs at 20:45 and arrives in Prague at 10:50 the next morning, British Airways via London Heathrow departs JFK at 18:40 and arrives at 06:50 the next morning, and Lufthansa via Frankfurt departs JFK at 21:50 and arrives at 11:45 the next morning. Other connecting red‑eye options route through Munich, Vienna, Zurich, Copenhagen, Warsaw, Dublin, Paris, Amsterdam, Brussels, and Lisbon on carriers including Austrian, Swiss, SAS, LOT, Aer Lingus, Air France, KLM, Brussels Airlines, and TAP.", "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 City to Prague?", "answer": "Delta operates non‑stop from JFK to Prague, with 28 weekly flights departing daily in the early evening. The median fare on this non‑stop service is around $992.", "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 New York City and Prague?", "answer": "Common layover cities include Frankfurt, Amsterdam, Paris and London. Frankfurt and Amsterdam offer efficient single-terminal transfers and strong onward connections to Prague, while Paris and London provide high frequency. All are part of major alliances, often keeping total travel time around 10 to 12 hours."}, "q10": {"question": "Which months have the best weather for traveling to Prague?", "answer": "May, June, and September offer mild temperatures and fewer tourists than the peak summer months of July and August."}, "q11": {"question": "What documents should I bring with me to the airport when flying from New York City to Prague?", "answer": "Bring a passport valid for at least three months beyond your planned stay, proof of onward or return travel, and a visa or ETIAS authorization if required. Have a payment method for baggage and any necessary vaccination certificates."}, "q12": {"question": "Which airport should I use in Prague?", "answer": "Prague has one main airport, Václav Havel Airport Prague, located about 10 miles west of the city centre. It serves as the hub for Czech Airlines and handles all commercial flights, with good public transport links to downtown."}, "q13": {"question": "How do I get to John F Kennedy Intl Airport from the city center?", "answer": "From Manhattan, the AirTrain JFK combined with the subway (E, J, or Z lines) or Long Island Rail Road is the most popular and reliable public transit option, taking about 50–75 minutes and costing roughly $15–$20. Licensed yellow taxis offer a flat fare to JFK from anywhere in Manhattan (around $70 plus tolls and tip), while ride‑share services like Uber and Lyft vary with demand but are usually comparable. Driving and parking at the airport is possible but often the least convenient and most expensive for longer trips, with on‑airport lots connected by the AirTrain.", "toolsUsed": [], "references": [{"url": "http://jfkairport.com/transportation", "title": "Transportation Options - JFK Airport", "favicon": "http://jfkairport.com/images/shared/favicon/jfk_favicon.ico", "time_published": "2025-12-23T18:54:39Z"}, {"url": "https://jfkairport.com/transportation/ride-share-services", "title": "Ride Share Information - JFK Airport", "favicon": "https://jfkairport.com/images/shared/favicon/jfk_favicon.ico", "time_published": "2025-11-07T16:18:43Z"}, {"url": "https://en.wikipedia.org/w/index.php?curid=97218&diff=1343981798&oldid=1343041901&title=John_F._Kennedy_International_Airport", "title": "John F. Kennedy International Airport: Difference between revisions", "time_published": "2026-03-17T15:31:18Z"}, {"url": "https://en.wikipedia.org/wiki/John%20F.%20Kennedy%20International%20Airport", "title": "John F. Kennedy International Airport", "time_published": "2026-04-30T21:30:04Z"}, {"url": "https://portfolio.panynj.gov/2015/12/15/jfk-five-things-ok-technically-six-things-you-probably-didnt-know-about-john-f-kennedy-international-airport/", "title": "JFK: Five Things (OK, Technically Six Things) You Probably Didn’t Know About John F. Kennedy International Airport |", "time_published": "2015-12-15T15:00:57Z"}]}, "q14": {"question": "Are there hotels or sleeping facilities at Prague airport?", "answer": "Prague Václav Havel Airport does not have on‑site capsule hotels or sleeping pods, but a Courtyard by Marriott is connected to the terminal complex between Terminals 1 and 2, so no shuttle is needed. Nearby off‑airport hotels are also available, some with shuttle service.", "toolsUsed": [], "references": [{"url": "https://www.sleepinginairports.net/guides/prague-airport-guide.htm", "title": "Prague Václav Havel Airport Guide", "time_published": "2024-11-15T00:00:00Z"}, {"url": "https://sleepinginairports.net/guides/prague-airport-guide.htm?st_source=ai_mode", "title": "Prague Airport Guide (PRG) - 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": "2018-08-24T19:48:13Z"}, {"url": "https://pragueairport.co.uk/sleeping-at-prague-airport", "title": "Sleeping at Prague Airport - Prague Airport (PRG)", "favicon": "https://www.pragueairport.co.uk/wp-content/uploads/favicon-192x192-2.png", "time_published": "2025-04-06T14:03:34Z"}, {"url": "https://www.pragueairport.co.uk/contacts/", "title": "Contacts - Prague Airport (PRG)", "time_published": "2025-03-29T12:04:24Z"}, {"url": "https://www.marriott.com/en-us/hotels/prgpa-courtyard-prague-airport/overview/", "title": "4 Star Hotel near Vaclav Havel Airport in Prague | Courtyard Prague Airport", "time_published": "2025-02-19T00:00:00Z"}, {"url": "https://www.sleepinginairports.net/europe/prague.htm", "title": "Prague Airport Guide (PRG) - Sleeping in Airports", "time_published": "2026-05-30T01:42:10Z"}]}, "q15": {"question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Václav Havel Airport?", "answer": "Václav Havel Airport Prague offers free Wi‑Fi throughout the terminals, with an information desk in the Terminal 1 departure hall open around the clock and a desk in Terminal 2 available from early morning to late evening. Currency exchange offices are present, though using the ATMs in the arrivals hall to withdraw Czech crowns is often recommended over the bureau de change. Prayer rooms or chapels are not mentioned in the available airport information.", "toolsUsed": [], "references": [{"url": "https://pragueairport.co.uk", "title": "Prague Airport (PRG) - Václav Havel Airport", "favicon": "https://www.pragueairport.co.uk/wp-content/uploads/favicon-192x192-2.png", "time_published": "2013-05-05T10:23:55Z"}, {"url": "https://www.pragueairport.co.uk/contacts/", "title": "Contacts - Prague Airport (PRG)", "time_published": "2025-03-29T12:04:24Z"}, {"url": "https://en.wikipedia.org/wiki/File:PRG_Airport_Map.png", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2016-11-19T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/List_of_airports_in_the_Czech_Republic", "title": "List of airports in the Czech Republic", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-05-27T15:43:51Z"}, {"url": "https://www.pragueairport.co.uk/?attachment_id=19648", "title": "Untitled design - Prague Airport (PRG)", "time_published": "2025-02-26T00:00:00Z"}]}, "q17": {"question": "What aircraft are typically used on flights from New York City to Prague?", "answer": "The nonstop service from New York JFK to Prague is operated by Delta on a Boeing 767-300. On connecting itineraries, the most common long-haul aircraft are the Airbus A330-300 (via Toronto, Zurich, Copenhagen, or Brussels), the Boeing 787-9 (via Warsaw or Vienna), and the Boeing 777-300ER (via London Heathrow or Istanbul), though the exact aircraft can vary by day and airline. Wi-Fi and seatback entertainment are widely available on these long-haul 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 New York City to Prague?", "answer": "Delta Air Lines is the only carrier with nonstop service from New York JFK to Prague, and it belongs to the SkyTeam alliance. Other alliances may offer connecting itineraries, but no Star Alliance or oneworld carrier operates this route nonstop.", "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 New York City?", "answer": "At JFK Terminal 1, Lufthansa offers both a Senator and a Business Lounge, Air France has a lounge with Clarins spa treatments, and there's a Primeclass Lounge with a full bar and buffet, plus a Turkish Airlines Lounge and a Korean Air KAL Business Class Lounge. Terminal 4 features two Delta Sky Clubs (Concourses A and B), a Virgin Atlantic Clubhouse, an Air India Lounge, and the Chase Sapphire Lounge by The Club with Etihad Airways, along with The Centurion Lounge. Access typically requires a business or first class ticket, elite status in the respective alliance, or a qualifying credit card like the Delta Reserve or Amex Platinum; some lounges also allow day passes or Priority Pass entry.", "toolsUsed": [], "references": [{"url": "https://americanexpress.com/en-us/travel/lounges/the-platinum-card/JFK", "title": "American Express Lounges at John F. Kennedy International Airport | Amex US", "favicon": "https://www.americanexpress.com/apple-touch-icon-152x152.png"}, {"url": "https://americanexpress.com/en-us/travel/lounges/delta-reserve/JFK", "title": "American Express Lounges at John F. Kennedy International Airport | Amex US", "time_published": "2026-05-06T00:00:00Z"}, {"url": "https://www.prioritypass.com/airport-guides/new-york-ny-jfk-international/terminal-1", "title": "New York NY JFK International JFK Terminal 1 - Lounges and info. | Priority Pass", "time_published": "2026-01-01T00:00:00Z"}, {"url": "https://www.delta.com/us/en/airports/united-states/new-york-city-sky-club-jfk-airport-map", "title": "John F. Kennedy (JFK) Airport Map & Lounges | Delta Air Lines", "time_published": "2025-05-13T00:00:00Z"}, {"url": "https://prioritypass.com/en/lounges/usa/new-york-ny-jfk-international", "title": "John F. Kennedy International Airport JFK Lounges - JFK Airport Guide and lounges.  | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}]}, "q21": {"question": "What is the baggage allowance on this route from New York City to Prague?", "answer": "On New York City to Prague flights, baggage rules depend on the airline and fare class. Basic economy tickets are restrictive and often exclude checked bags, while standard international economy usually includes one free checked bag and a carry‑on. Premium cabins offer more generous allowances."}, "q22": {"question": "What cabin and seat options are typical from New York City to Prague?", "answer": "Flights from New York City to Prague typically offer Economy, Premium Economy, and flat‑bed Business class on most carriers, with First class available on select routes."}, "q23": {"question": "Are same‑day changes or standby possible on this route?", "answer": "Policies depend on the carrier and fare type; flexible and premium-cabin tickets generally allow same-day changes or standby, while restrictive economy fares typically do not."}}}}