{ "response": { "Key": "CTS-SEL", "orig": { "code": "CTS", "type": "airport", "city": "Sapporo", "fullCity": "Sapporo, Japan", "airport": "New Chitose Airport" }, "dest": { "code": "SEL", "type": "airport", "city": "Seoul", "fullCity": "Seoul, Korea", "airport": "Incheon Intl Airport" }, "faq": { "q0": { "question": "What is the typical flight duration from Sapporo to Seoul?", "answer": "The flight from Sapporo (CTS) to Seoul is about 880 miles. Nonstop flights typically take around 3 hours and 10 minutes, while the return leg is about 25 minutes shorter at 2 hours and 45 minutes due to prevailing winds.", "methodology": "Flight times and distances 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). The typical flight time is the median scheduled block time across all carriers on the route, computed the same way in both directions so the difference reflects prevailing winds rather than any change in method. Distance is the great-circle distance between the two airports, so the actual flown track is typically 2-5% longer.", "toolsUsed": [ "flight_schedule" ] }, "q1": { "question": "Are there any direct flights from Sapporo to Seoul?", "answer": "Yes, there are direct non‑stop flights from Sapporo (CTS) to Seoul (ICN). Six airlines fly the route daily: Korean Air (4x daily), Asiana Airlines (2x), Jin Air (2x), Jeju Air (2x), Eastar Jet (1x), and T'way Air (1x), for a total of 84 weekly non‑stops. The flight takes about 3 hours 10 minutes, and all services operate every day of the week.", "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.", "toolsUsed": [ "route_airlines", "flight_schedule" ] }, "q3": { "question": "What are the ground transportation options in Seoul?", "answer": "Sapporo to Seoul flights arrive at Incheon International Airport (ICN), which serves the Seoul metro area. From Incheon, the most-used option is the Airport Railroad (AREX), an express train that runs directly to Seoul Station in about 43–51 minutes, though the exact timing depends on the train type. Limousine buses are also popular and convenient, with fares around 17,000 KRW for direct routes into Seoul, and they are especially handy if you're staying near an express bus terminal. Taxis are available — standard taxis start at 4,800 KRW with a 20–40% night surcharge between 22:00 and 04:00, while international taxis offer flat fares and foreign language support. Car rentals and ride-share services are less common for airport transfers, and the AREX train is generally the fastest and most-used way to reach the city center.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://airinfo.airport.kr/bbs/ap_en/937/138233/artclView.do?layout=unknown", "title": "News", "favicon": "https://airinfo.airport.kr/Web-home/og/images/apple-touch-icon.png" }, { "url": "https://www.airport.kr/ap_en/1514/subview.do", "title": "International Incheon Airport" }, { "url": "https://airport.kr/ap_en/6636/subview.do?enc=Zm5jdDF8QEB8JTJGYmJzJTJGYXBfZW4lMkY5MzclMkYxMzgyMzMlMkZhcnRjbFZpZXcuZG8lM0Y=", "title": "News", "favicon": "https://airport.kr/Web-home/og/images/apple-touch-icon.png" } ] }, "q6": { "question": "Are overnight (red‑eye) flights available from Sapporo to Seoul?", "answer": "No overnight (red-eye) flights operate from Sapporo (CTS) to Seoul (SEL) — neither nonstop nor as the long leg of a connecting itinerary. The schedule shows no late-evening departures that would qualify as a red-eye 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 Sapporo to Seoul?", "answer": "Korean Air, Jin Air, Jeju Air, Asiana Airlines, T'way Air, and Eastar Jet all fly nonstop from Sapporo (CTS) to Seoul (ICN). Korean Air operates the most frequent service with 28 weekly flights, while Jin Air, Jeju Air, and Asiana each offer 14 weekly flights, and T'way Air and Eastar Jet provide daily service with 7 weekly flights each. No per-carrier median fares were available.", "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 Sapporo and Seoul?", "answer": "Common layovers include Tokyo Narita, Tokyo Haneda, and Busan. Tokyo offers frequent connections and efficient transfers, while Busan provides a shorter second leg, keeping total travel time competitive." }, "q10": { "question": "Which months have the best weather for traveling to Seoul?", "answer": "April to June and September to October bring mild temperatures, low rainfall, and fewer tourists than peak summer." }, "q11": { "question": "What documents should I bring with me to the airport when flying from Sapporo to Seoul?", "answer": "Bring your passport valid for the duration of your stay, a K-ETA if eligible or a visa, proof of onward travel, and a payment method for baggage fees. No vaccination certificates are currently required for entry." }, "q12": { "question": "Which airport should I use in Seoul?", "answer": "Incheon is the primary international gateway, located further west but with excellent transport links to central Seoul. Gimpo is closer to the city centre and serves mainly domestic and regional flights, including some to Japan." }, "q13": { "question": "How do I get to New Chitose Airport from the city center?", "answer": "To reach New Chitose Airport from Sapporo city center, the JR rapid train is the most popular and fastest option, taking about 30 minutes without transfers directly to the airport station. Airport shuttle buses also connect Sapporo city center and other Hokkaido cities to the terminals, offering a slightly slower but convenient alternative. Taxis and private cars are available, with parking lots at the airport, though they are generally more expensive than the train. Ride-share services are not widely available in Hokkaido, so public transportation is the standard choice.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://www.hokkaido-airports.com/en/new-chitose/access/bus/", "title": "Bus-Transportation｜New Chitose Airport", "time_published": "2025-09-10T00:00:00Z" }, { "url": "https://www.hokkaido-airports.com/en/new-chitose/access/jr/", "title": "JR Line-Transportation｜New Chitose Airport" }, { "url": "https://www.hokkaido-airports.com/en/new-chitose/", "title": "New Chitose Airport", "favicon": "https://www.hokkaido-airports.com/ja/new-chitose/assets/common/favicon/180x180.png" }, { "url": "https://www.hokkaido-airports.com/zh-CHT/new-chitose/access/bus/", "title": "巴士-交通資訊｜新千歲機場", "time_published": "2001-01-01T00:00:00Z" } ] }, "q14": { "question": "Are there hotels or sleeping facilities at Seoul airport?", "answer": "Seoul Incheon Airport has two airside transit hotels, the Incheon Airport Transit Hotel in Terminal 1 near Gate 11 and another in Terminal 2 opposite Gate 251, both available only to travelers transiting between international flights with rooms bookable in six-hour blocks. There is also a capsule hotel in the public area of each terminal: the Darakhyu Capsule Hotel in Terminal 1 on the first floor of the Transportation Center near the airport train entrance, and another in Terminal 2 in the Transportation Center basement. Several nearby hotels offer free shuttle service for guests.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://www.walkerhill.com/transithotel/en/t1/about/Introduction.jsp", "title": "Incheon Airport Transit Hotel", "time_published": "2022-06-13T00:00:00Z" }, { "url": "https://sleepinginairports.net/guides/seoul-incheon-airport-guide.htm", "title": "Seoul Incheon Airport Guide (ICN) - 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": "2018-10-02T00:00:42Z" }, { "url": "https://www.walkerhill.com/transithotel/en/t2/about/Introduction.jsp", "title": "Incheon Airport Transit Hotel", "time_published": "2022-06-13T00:00:00Z" }, { "url": "https://www.walkerhill.com/transithotel/", "title": "Incheon Airport Transit Hotel", "favicon": "https://www.walkerhill.com/assets/favicon/transithotel/apple-icon.png" }, { "url": "https://www.walkerhill.com/transithotel/jp/t1/about/Introduction.jsp", "title": "Incheon Airport Transit Hotel", "time_published": "2022-06-13T00:00:00Z" }, { "url": "https://www.walkerhill.com/transithotel/kr/t1/about/Introduction.jsp", "title": "Incheon Airport Transit Hotel", "time_published": "2024-12-15T00:00:00Z" } ] }, "q15": { "question": "Are there currency exchange offices, prayer rooms and Wi‑Fi at Incheon Intl Airport?", "answer": "Incheon International Airport (ICN), serving the Sapporo–Seoul route, offers free transit passenger showers in both Terminal 1 and Terminal 2, with locations near Gates 29 and 25 in T1 and Gates 268 and 231 in T2, operating from 06:30 to 20:00. Shampoo, body wash, and hair dryers are provided, though a towel must be purchased at a duty-free store near Gate 12 on the third floor of Terminal 1.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://airport.kr/ap_en/1562/subview.do", "title": "International Incheon Airport" }, { "url": "https://airport.kr/ap_en/6636/subview.do?enc=Zm5jdDF8QEB8JTJGYmJzJTJGYXBfZW4lMkY5MzclMkYxMzgxNjUlMkZhcnRjbFZpZXcuZG8lM0Y=", "title": "News", "favicon": "https://airport.kr/Web-home/og/images/apple-touch-icon.png" } ] }, "q16": { "question": "Are there accessible services or children's facilities at the Sapporo and Seoul airports?", "answer": "New Chitose Airport in Sapporo offers free wheelchair rentals at information desks in both terminals, accessible restrooms with universal seats, elevators usable with wheelchairs, a dedicated assistance-dog toilet, and a calm-down room for travelers with autism or developmental disorders. Incheon International Airport, serving Seoul, provides priority departure lanes for the mobility impaired, disabled parking zones and drop-off areas, help-phone hotlines, free wheelchair lift service between the long-term lot and terminal, and on-demand electric vehicle or wheelchair transportation through the help desk. Travelers should arrange mobility assistance with their airline at least 48 hours before the flight.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://www.hokkaido-airports.com/en/new-chitose/service/barrier-free/", "title": "Special Assistance-Services｜New Chitose Airport" }, { "url": "https://www.hokkaido-airports.com/en/new-chitose/service/barrier-free/slope/", "title": "Accessible Platform-Services｜New Chitose Airport", "time_published": "2025-09-10T00:00:00Z" }, { "url": "https://www.hokkaido-airports.com/en/new-chitose/access/taxi/", "title": "Taxi-Transportation｜New Chitose Airport", "time_published": "2025-09-10T00:00:00Z" }, { "url": "https://www.hokkaido-airports.com/en/new-chitose/", "title": "New Chitose Airport", "favicon": "https://www.hokkaido-airports.com/ja/new-chitose/assets/common/favicon/180x180.png" }, { "url": "https://airport.kr/ap_en/1435/subview.do", "title": "International Incheon Airport", "favicon": "https://airport.kr/Web-home/og/images/apple-touch-icon.png" }, { "url": "https://airport.kr/ap_en/1562/subview.do", "title": "International Incheon Airport" }, { "url": "https://airport.kr/ap_en/1478/subview.do", "title": "International Incheon Airport", "favicon": "https://airport.kr/Web-home/og/images/apple-touch-icon.png" } ] }, "q17": { "question": "What aircraft are typically used on flights from Sapporo to Seoul?", "answer": "Korean Air flies the route most often, using Boeing 737 family aircraft. Jin Air operates Boeing 737 family and Boeing 737-800 aircraft, while Jeju Air and T'way Air both use Boeing 737-800s, and Asiana Airlines flies Airbus A321neos. Eastar Jet also uses Boeing 737-800s.", "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": [ "flight_schedule" ] }, "q18": { "question": "Which airline alliances serve flights from Sapporo to Seoul?", "answer": "SkyTeam and Star Alliance serve the Sapporo–Seoul route nonstop through Korean Air and Asiana Airlines, respectively. Jin Air, Jeju Air, T'way Air, and Eastar Jet also fly this route but belong to no global 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.", "toolsUsed": [ "route_airlines" ] }, "q20": { "question": "What are the best airport lounge options when departing from Sapporo?", "answer": "When departing Sapporo's New Chitose Airport, travelers can choose from several lounge options including the Cafe Sky Library in the International Terminal, the Super Lounge and Super Lounge Annex in the Domestic Terminal Building, and the Royal Lounge airside on the 4th floor. The Super Lounge and Super Lounge Annex offer soft drinks with admission, and entry is free for eligible Gold card members of listed Japanese card companies such as JCB, Diners, VISA, AMEX, and Rakuten Card. The Royal Lounge provides a selection of food, alcoholic and non-alcoholic drinks, workstations, printers, Wi-Fi, and wheelchair access, with alcoholic drinks limited to passengers aged 20 and over.", "toolsUsed": [ "article_lookup" ], "references": [ { "url": "https://www.prioritypass.com/ja-JP/lounges/japan/sapporo-new-chitose", "title": "New Chitose Airport(CTS)のラウンジ - CTS空港ガイドとラウンジ | プライオリティ・パス", "time_published": "2024-11-05T00:00:00Z" }, { "url": "http://www.hokkaido-airports.com/en/new-chitose/service/waitingroom-lounge/dmstc-lounge/", "title": "Lounge(Domestic)-Services｜New Chitose Airport", "time_published": "2025-09-10T00:00:00Z" }, { "url": "https://my.prioritypass.com/en-GB/lounges/japan/sapporo-new-chitose", "title": "New Chitose Airport CTS Lounges - CTS Airport Guide and lounges. | Priority Pass", "time_published": "2024-11-05T00:00:00Z" }, { "url": "https://cathaypacific.com/cx/en_HK/destinations/lounges/sapporo-cts/royal-lounge-airside.html", "title": "Royal Lounge | Cathay HK", "favicon": "https://www.cathaypacific.com/content/dam/header-footer-lrp/cx-web-clip-icon.png" } ] }, "q21": { "question": "What is the baggage allowance on this route from Sapporo to Seoul?", "answer": "Baggage allowance on Sapporo–Seoul flights depends on the airline and fare class. Basic economy fares may not include checked luggage, while standard economy typically includes one checked bag and a carry-on. Premium cabins offer more generous limits." }, "q22": { "question": "What cabin and seat options are typical from Sapporo to Seoul?", "answer": "Flights from Sapporo to Seoul usually offer Economy and recliner‑style Business class; flat‑bed Business is rare, and Premium Economy is not common on this route." }, "q23": { "question": "Are same‑day changes or standby possible on this route?", "answer": "Same‑day change and standby policies depend on the airline and fare type; flexible tickets and premium cabins offer the best chance, while restricted fares often exclude these options." } } } }