{"response": {"Key": "HND-GMP", "orig": {"code": "HND", "type": "airport", "city": "Tokyo", "fullCity": "Tokyo, Japan", "airport": "Haneda Intl Airport"}, "dest": {"code": "GMP", "type": "airport", "city": "Seoul", "fullCity": "Seoul, Korea", "airport": "Gimpo Intl Airport"}, "faq": {"q0": {"question": "What is the typical flight duration from Tokyo to Seoul?", "answer": "The flight from Tokyo to Seoul is about 730 miles and typically takes 2 hours and 30 minutes. The return leg from Seoul to Tokyo is shorter at about 2 hours and 10 minutes due to prevailing winds. Nonstop service is available on multiple carriers, including JAL, Asiana, ANA, and Korean Air.", "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 Seoul?", "answer": "From Gimpo International Airport (GMP), the most efficient and popular way to reach central Seoul is by train, with the AREX express rail and Seoul Subway Lines 5 and 9 all connecting directly from the airport station; the journey takes about 20–30 minutes. Taxis are readily available and offer door-to-door convenience, while ride-share apps like Kakao T are widely used but functionally similar to calling a taxi. Airport limousine buses serve various city districts and are comfortable, though they can be subject to traffic. Car rentals are available but generally not recommended for city-center travel due to congestion and excellent public transit. The train is the most-used option for its speed and reliability.", "toolsUsed": ["article_lookup"], "references": [{"url": "https://en.wikipedia.org/wiki/Gimpo_International_Airport", "title": "Gimpo International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-20T00:34:01Z"}, {"url": "https://en.wikipedia.org/wiki/Gimpo_International_Airport_station", "title": "Gimpo International Airport station", "time_published": "2026-06-18T01:18:13Z"}, {"url": "https://airport.kr/bbs/ap_en/937/138233/artclView.do", "title": "K2Web Wizard", "time_published": "2024-10-16T00:00:00Z"}, {"url": "https://www.airport.kr/ap_en/1490/subview.do", "title": "International Incheon Airport", "time_published": "2026-01-22T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/Gimpo%20International%20Airport%20station", "title": "Gimpo International Airport station", "time_published": "2025-07-02T14:13:16Z"}]}, "q6": {"question": "Are overnight (red‑eye) flights available from Tokyo to Seoul?", "answer": "No red‑eye flights operate from Tokyo Haneda to Seoul Gimpo — neither nonstop overnight departures nor connecting itineraries with an overnight long leg are available on this route.", "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 Tokyo to Seoul?", "answer": "All Nippon Airways (ANA), Korean Air, Japan Airlines, and Asiana Airlines all fly nonstop from Tokyo Haneda to Seoul Gimpo. ANA and Korean Air each operate 42 weekly flights, Japan Airlines runs 35, and Asiana has 28. Typical median fares aren't available in the schedule data, but these four carriers provide frequent daily service on the route.", "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 Tokyo and Seoul?", "answer": "Direct flights are plentiful on this short route, so connections are rarely needed. If you do connect, common hubs include Osaka (KIX), Fukuoka (FUK), Busan (PUS), and Beijing (PEK). Osaka and Fukuoka offer efficient domestic transfers within Japan or quick hops to Seoul, while Busan provides a nearby Korean gateway with smooth connections to Gimpo. Beijing can be an option on some itineraries, though it adds significant flight time and may require a Chinese transit visa depending on your nationality; verify current entry rules before booking."}, "q10": {"question": "Which months have the best weather for traveling to Seoul?", "answer": "April to June and September to October offer mild temperatures and fewer tourists."}, "q11": {"question": "What documents should I bring with me to the airport when flying from Tokyo to Seoul?", "answer": "Bring a passport valid for the duration of your stay, any required visa or K-ETA for South Korea, proof of onward or return travel, and a payment method for baggage and any necessary health documents."}, "q12": {"question": "Which airport should I use in Seoul?", "answer": "Gimpo is closer to downtown and serves domestic and regional flights. Incheon is the main international gateway with more long‑haul connections and wider airline alliances."}, "q13": {"question": "How do I get to Haneda Intl Airport from the city center?", "answer": "From central Tokyo, the fastest and most popular way to reach Haneda Airport is the Tokyo Monorail from Hamamatsucho Station (about 15–20 minutes) or the Keikyu Line from Shinagawa Station (about 15–20 minutes), both costing a few hundred yen. Airport limousine buses run from major hotels and stations, taking 30–60 minutes depending on traffic at a moderate fare. Taxis are convenient but expensive, especially late at night, while ride‑share is limited under Japanese regulations. Driving and parking are possible but costly, with expressway tolls and parking fees that add up quickly.", "toolsUsed": ["article_lookup"], "references": [{"url": "https://en.wikipedia.org/wiki/Haneda%20Airport", "title": "Haneda Airport", "time_published": "2026-04-27T06:20:30Z"}, {"url": "http://www.mlit.go.jp/koku/15_hf_000051.html", "title": "Tokyo International (Haneda) Airport - MLIT Japan"}, {"url": "https://en.wikipedia.org/wiki/Haneda%20Route", "title": "Haneda Route", "time_published": "2025-08-02T01:46:55Z"}, {"url": "https://www.mlit.go.jp/en/report/press/kouku07_hh_000001.html", "title": "Press Release：Revision of Domestic Passenger Service Facility Charge（PSFC）at Tokyo Int’l Airport(HANEDA) - MLIT Ministry of Land, Infrastructure, Transport and Tourism", "time_published": "2014-01-07T00:00:00Z"}, {"url": "https://www.tokyo-airport-bldg.co.jp/en/", "title": "Japan Airport Terminal Co., Ltd.", "favicon": "https://www.tokyo-airport-bldg.co.jp/site_resource/common/img/000013562.png", "time_published": "2026-06-23T00:00:00Z"}]}, "q14": {"question": "Are there hotels or sleeping facilities at Seoul airport?", "answer": "Gimpo International Airport (GMP) has no on‑site hotels, capsule hotels, or sleeping pods inside the terminals. The airport closes nightly from 11:00 PM to 5:00 AM, and overnight stays are not permitted. The nearest hotel is the Lotte City Hotel, a 5‑minute walk from the terminal, and other nearby hotels offer complimentary shuttle service.", "toolsUsed": ["article_lookup"], "references": [{"url": "https://www.sleepinginairports.net/guides/seoul-gimpo-airport-guide.htm", "title": "Seoul Gimpo Airport Guide", "time_published": "2025-07-25T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/Gimpo_International_Airport", "title": "Gimpo International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-20T00:34:01Z"}, {"url": "https://sleepinginairports.net/reviews/seoul-gimpo-airport-reviews.htm", "title": "Seoul Gimpo   Airport Reviews (GMP) – Sleeping in Airports", "time_published": "2020-01-12T00:00:00Z"}, {"url": "https://en.wikipedia.org/w/index.php?mobileaction=toggle_view_desktop&title=Gimpo_International_Airport", "title": "Gimpo International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-07T18:03:03Z"}, {"url": "https://activities.marriott.com/asia/south-korea/seoul/activities/private_airport_transfer_seoul_city_gimpo_airport_pax-XPPIRJ?property=SELTX", "title": "Private Airport Transfer: Seoul City - Gimpo Airport (1-5 pax)", "time_published": "2026-03-08T00:00:00Z"}, {"url": "https://www.sleepinginairports.net/lounges/seoul-gimpo-airport-lounges.htm", "title": "Seoul Gimpo Airport Lounges (GMP)", "time_published": "2024-01-01T00:00:00Z"}]}, "q15": {"question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Gimpo Intl Airport?", "answer": "Gimpo International Airport offers currency exchange services in both the domestic and international terminals, with banks and ATMs available. Information on prayer rooms or chapels is not explicitly listed, but the airport provides various passenger amenities. Free Wi-Fi is available throughout the terminal, allowing travelers to stay connected.", "toolsUsed": ["article_lookup"], "references": [{"url": "https://en.wikipedia.org/wiki/Gimpo_International_Airport", "title": "Gimpo International Airport", "favicon": "https://en.wikipedia.org/static/apple-touch/wikipedia.png", "time_published": "2026-07-20T00:34:01Z"}, {"url": "https://en.wikipedia.org/wiki/Gimpo_International_Airport_station", "title": "Gimpo International Airport station", "time_published": "2026-06-18T01:18:13Z"}, {"url": "https://www.airport.kr/ap_en/1398/subview.do", "title": "International Incheon Airport", "time_published": "2026-05-19T00:00:00Z"}, {"url": "https://www.airport.kr/ap_en/1490/subview.do", "title": "International Incheon Airport", "time_published": "2026-01-22T00:00:00Z"}, {"url": "https://en.wikipedia.org/wiki/Gimpo%20International%20Airport%20station", "title": "Gimpo International Airport station", "time_published": "2025-07-02T14:13:16Z"}]}, "q17": {"question": "What aircraft are typically used on flights from Tokyo to Seoul?", "answer": "The most common aircraft on nonstop flights from Tokyo Haneda to Seoul Gimpo are the Boeing 737-800, the Boeing 737, and the Airbus A330-300, with the Boeing 787-8 and Boeing 737 MAX 8 also appearing frequently. A wide range of other types — including the Boeing 787-9, Airbus A321-100, Airbus A350-900, and occasionally the Boeing 777-200, Airbus A321-200 Neo, Boeing 737-900, Airbus A320-100, and even the Airbus A380-800 — operate on the route, though the exact aircraft varies by day and airline. Wi‑Fi and seatback entertainment are widely available on these flights.", "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 Tokyo to Seoul?", "answer": "Nonstop flights from Tokyo Haneda to Seoul Gimpo are operated by ANA and Asiana Airlines (both Star Alliance), Korean Air (SkyTeam), and JAL (oneworld); no major carrier on the route is unaligned. Other alliances may serve it via connections, but these four airlines provide the direct service.", "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 Tokyo?", "answer": "At Tokyo Haneda Airport, Terminal 3 (international departures) offers several notable lounges. The Delta Sky Club is available for Delta One, SkyTeam Premium Cabin, and SkyTeam Elite Plus passengers, featuring a noodle bar and showers. The Centurion Lounge, accessible to American Express Platinum and Centurion cardholders, provides premium dining and a full bar. Priority Pass members can access the Sky Lounge South and the TIAT Lounge, both open 24 hours with showers and light refreshments. Additionally, Emirates First and Business Class passengers can use the JAL Sakura Lounge, which offers complimentary dining and drinks.", "toolsUsed": ["article_lookup"], "references": [{"url": "https://www.prioritypass.com/ja-JP/lounges/japan/haneda", "title": "Tokyo International Airport HND Lounges - HND Airport Guide and lounges. | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}, {"url": "https://my.prioritypass.com/en-GB/lounges/japan/haneda", "title": "Tokyo International Airport HND Lounges - HND Airport Guide and lounges.  | Priority Pass", "time_published": "2024-11-05T00:00:00Z"}, {"url": "https://americanexpress.com/en-hk/travel/lounges/the-platinum-card/HND", "title": "American Express Lounges at Tokyo International Airport | Amex HK", "time_published": "2026-01-01T00:00:00Z"}, {"url": "https://emirates.com/english/destinations/flights-to-tokyo-haneda", "title": "Flights to Tokyo Haneda (HND) | Where we fly | Emirates", "time_published": "2025-05-13T00:00:00Z"}, {"url": "https://www.americanexpress.com/en-us/travel/lounges/the-centurion-card-idc-en/HND/Power-Lounge-Premium-Terminal-2-KwhPoM22Lg/", "title": "Power Lounge Premium at Tokyo International Airport | Amex US", "time_published": "2026-03-18T00:00:00Z"}]}, "q21": {"question": "What is the baggage allowance on this route from Tokyo to Seoul?", "answer": "Baggage allowance on Tokyo–Seoul flights depends on the airline and fare type. Basic economy fares are restrictive and may exclude checked bags. Standard economy usually includes one checked bag and a carry‑on, while premium fares offer more."}, "q22": {"question": "What cabin and seat options are typical from Tokyo to Seoul?", "answer": "Flights from Tokyo to Seoul typically offer Economy and Business class, with flat-bed seats common in Business on wide-body aircraft; Premium Economy is rarely available on this short route."}, "q23": {"question": "Are same‑day changes or standby possible on this route?", "answer": "Policies differ by airline and fare; flexible and premium tickets often allow same‑day changes or standby, while basic economy does not."}}}}