--- title: "Sapporo (CTS) to Seoul (ICN) flights: who flies it" description: "Korean Air, Jeju Air, Eastar Jet and 5 more airlines fly nonstop from CTS to ICN, about 75 flights a week. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/cts-icn" url: "https://2lnr.com/routes/cts-icn.md" date_modified: "2026-10-25T05:37:10Z" --- # Sapporo to Seoul (CTS-ICN): nonstop flights and who flies them Korean Air, Jeju Air, Eastar Jet, Asiana Airlines, and Trinity Airways fly nonstop between Sapporo (CTS) and Seoul (ICN), roughly 75 times a week. The timetable below shows the nonstop scheduled at 3h to 3h 25m for the 884 miles. Schedule last confirmed October 25, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 30, 2026. See CTS to ICN on the interactive map [Get started free](https://2lnr.com/login) 75 Flights a week, 4-week average 3h to 3h 25m Scheduled flight time 884 mi Nonstop distance Free To get started ## Sapporo to Seoul flight schedule Scheduled nonstop departures for CTS to ICN starting October 30, 2026, last checked against our schedule feed on October 25, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Sapporo (CTS) to Seoul (ICN) | Date | Flight | Airline | Departs CTS | Arrives ICN | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Fri, Oct 30 | 7C 1502 | Jeju Air | 11:00 | 14:10 | 3h 10m | 737 | | Fri, Oct 30 | ZE 622 | Eastar Jet | 11:20 | 14:35 | 3h 15m | Boeing 737-800 | | Fri, Oct 30 | OZ 173 | Asiana Airlines | 12:00 | 15:20 | 3h 20m | [Airbus A330-300](https://2lnr.com/seatmaps/oz/a330-300.md) | | Fri, Oct 30 | LJ 204 | Jin Air | 12:15 | 15:30 | 3h 15m | Boeing 737 MAX 8 | | Fri, Oct 30 | ZE 626 | Eastar Jet | 13:00 | 16:00 | 3h | Boeing 737-800 | | Fri, Oct 30 | WE 532 | Parata Air | 14:05 | 17:30 | 3h 25m | Airbus A330-200 | | Fri, Oct 30 | KE 766 | Korean Air | 14:15 | 17:30 | 3h 15m | [Boeing 787-9 Dreamliner](https://2lnr.com/seatmaps/ke/787-9.md) | | Fri, Oct 30 | TW 264 | Trinity Airways | 14:30 | 17:40 | 3h 10m | Airbus A330-300 | | Fri, Oct 30 | 7C 1504 | Jeju Air | 16:00 | 19:10 | 3h 10m | Boeing 737-800 | | Fri, Oct 30 | KE 770 | Korean Air | 16:20 | 19:30 | 3h 10m | [Airbus A321neo family](https://2lnr.com/seatmaps/ke/a321neo.md) | | Fri, Oct 30 | ZE 624 | Eastar Jet | 18:05 | 21:20 | 3h 15m | Boeing 737-800 | | Sat, Oct 31 | 7C 1502 | Jeju Air | 11:00 | 14:10 | 3h 10m | 737 | | Sat, Oct 31 | ZE 622 | Eastar Jet | 11:20 | 14:35 | 3h 15m | Boeing 737-800 | | Sat, Oct 31 | OZ 173 | Asiana Airlines | 12:00 | 15:20 | 3h 20m | Airbus A330-300 | | Sat, Oct 31 | LJ 204 | Jin Air | 12:15 | 15:30 | 3h 15m | Boeing 737 MAX 8 | | Sat, Oct 31 | ZE 626 | Eastar Jet | 13:00 | 16:00 | 3h | Boeing 737-800 | | Sat, Oct 31 | WE 532 | Parata Air | 14:05 | 17:30 | 3h 25m | Airbus A330-200 | | Sat, Oct 31 | KE 766 | Korean Air | 14:15 | 17:30 | 3h 15m | Boeing 787-9 Dreamliner | | Sat, Oct 31 | TW 264 | Trinity Airways | 14:30 | 17:40 | 3h 10m | Airbus A330-300 | | Sat, Oct 31 | 7C 1504 | Jeju Air | 16:00 | 19:10 | 3h 10m | Boeing 737-800 | | Sat, Oct 31 | KE 770 | Korean Air | 16:20 | 19:30 | 3h 10m | Airbus A321neo family | | Sat, Oct 31 | ZE 624 | Eastar Jet | 18:05 | 21:20 | 3h 15m | Boeing 737-800 | | Sun, Nov 1 | 7C 1502 | Jeju Air | 11:00 | 14:10 | 3h 10m | 737 | | Sun, Nov 1 | ZE 622 | Eastar Jet | 11:20 | 14:35 | 3h 15m | Boeing 737-800 | | Sun, Nov 1 | OZ 173 | Asiana Airlines | 12:00 | 15:20 | 3h 20m | [Airbus A321neo family](https://2lnr.com/seatmaps/oz/a321neo.md) | | Sun, Nov 1 | LJ 204 | Jin Air | 12:15 | 15:30 | 3h 15m | Boeing 737 MAX 8 | | Sun, Nov 1 | ZE 626 | Eastar Jet | 13:00 | 16:00 | 3h | Boeing 737-800 | | Sun, Nov 1 | WE 532 | Parata Air | 14:05 | 17:30 | 3h 25m | Airbus A330-200 | | Sun, Nov 1 | KE 766 | Korean Air | 14:15 | 17:30 | 3h 15m | Boeing 777-300 | | Sun, Nov 1 | TW 264 | Trinity Airways | 14:30 | 17:40 | 3h 10m | Airbus A330-300 | | Sun, Nov 1 | 7C 1504 | Jeju Air | 16:00 | 19:10 | 3h 10m | Boeing 737-800 | | Sun, Nov 1 | KE 770 | Korean Air | 16:20 | 19:30 | 3h 10m | Airbus A321neo family | | Sun, Nov 1 | ZE 624 | Eastar Jet | 18:05 | 21:20 | 3h 15m | Boeing 737-800 | | Mon, Nov 2 | 7C 1502 | Jeju Air | 11:00 | 14:10 | 3h 10m | 737 | | Mon, Nov 2 | ZE 622 | Eastar Jet | 11:20 | 14:35 | 3h 15m | Boeing 737-800 | | Mon, Nov 2 | OZ 173 | Asiana Airlines | 12:00 | 15:20 | 3h 20m | Airbus A321neo family | | Mon, Nov 2 | LJ 204 | Jin Air | 12:15 | 15:30 | 3h 15m | Boeing 737 MAX 8 | | Mon, Nov 2 | ZE 626 | Eastar Jet | 13:00 | 16:00 | 3h | Boeing 737-800 | | Mon, Nov 2 | WE 532 | Parata Air | 14:05 | 17:30 | 3h 25m | Airbus A330-200 | | Mon, Nov 2 | KE 766 | Korean Air | 14:15 | 17:30 | 3h 15m | Boeing 777-300 | Showing the first 40 of 75 scheduled CTS to ICN departures across 7 days with service, starting October 30, 2026. Every remaining date is on the interactive map. Departure and arrival times are local at their own airport, so an arrival can fall on a different local date than the departure; the duration column is the true elapsed flying time. A dash means the airline hasn't filed that value in the schedule data we hold. Aircraft are the equipment the airline filed, named where the code pins down one type and shown as the family or the bare code where it doesn't. Swaps can happen up to departure. See every CTS to ICN date on the interactive map ## Aircraft on the Sapporo to Seoul nonstop In the schedule table on this page, Eastar Jet flies the Boeing 737-800. Jeju Air flies the Boeing 737 and the Boeing 737-800. Korean Air flies the [Airbus A321neo family](https://2lnr.com/seatmaps/ke/a321neo.md), the [Boeing 787-9 Dreamliner](https://2lnr.com/seatmaps/ke/787-9.md), and the Boeing 777-300. Asiana Airlines flies the [Airbus A330-300](https://2lnr.com/seatmaps/oz/a330-300.md) and the [Airbus A321neo family](https://2lnr.com/seatmaps/oz/a321neo.md). Jin Air flies the Boeing 737 MAX 8. Parata Air flies the Airbus A330-200. The Aircraft column has the rest. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full CTS to ICN nonstop schedule The timetable above is the full CTS to ICN nonstop schedule, with who operates each departure; the reverse direction is linked below. ### See the schedule Who operates each CTS to ICN nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See CTS to ICN on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Sapporo to Seoul nonstop Carriers operating CTS to ICN nonstop in the current schedule. - [Korean Air (KE) route map](https://2lnr.com/routes/airlines/ke.md)\ [The aircraft KE flies](https://2lnr.com/seatmaps/ke.md) - [Jeju Air (7C) route map](https://2lnr.com/routes/airlines/7c.md)\ [The aircraft 7C flies](https://2lnr.com/seatmaps/7c.md) - [Eastar Jet (ZE) route map](https://2lnr.com/routes/airlines/ze.md)\ [The aircraft ZE flies](https://2lnr.com/seatmaps/ze.md) - [Asiana Airlines (OZ) route map](https://2lnr.com/routes/airlines/oz.md)\ [The aircraft OZ flies](https://2lnr.com/seatmaps/oz.md) - [Trinity Airways (TW) route map](https://2lnr.com/routes/airlines/tw.md)\ [The aircraft TW flies](https://2lnr.com/seatmaps/tw.md) - [Jin Air (LJ) route map](https://2lnr.com/routes/airlines/lj.md)\ [The aircraft LJ flies](https://2lnr.com/seatmaps/lj.md) - [Parata Air (WE) route map](https://2lnr.com/routes/airlines/we.md)\ [The aircraft WE flies](https://2lnr.com/seatmaps/we.md) - [Air Premia (YP) route map](https://2lnr.com/routes/airlines/yp.md)\ [The aircraft YP flies](https://2lnr.com/seatmaps/yp.md) See CTS to ICN on the interactive map → ## Frequently asked questions about CTS to ICN **How long is the flight from Sapporo (CTS) to Seoul (ICN)?** Scheduled flight times from Sapporo (CTS) to Seoul (ICN) run from 3h to 3h 25m across the departures in the schedule table on this page. The nonstop covers about 884 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from CTS to ICN?** Korean Air, Jeju Air, Eastar Jet, Asiana Airlines, and Trinity Airways fly CTS to ICN nonstop. **How many flights a week are there from CTS to ICN?** About 75 nonstop flights a week run between Sapporo (CTS) and Seoul (ICN) in the current schedule, operated by Korean Air, Jeju Air, Eastar Jet, Asiana Airlines, and Trinity Airways. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from CTS to ICN depart?** Scheduled CTS to ICN nonstops in the next 7 days with service leave between 11:00 and 18:05, local time at Sapporo. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate CTS to ICN nonstop?** The schedule table on this page lists 11 flight numbers for CTS to ICN nonstops, including ZE 622 and ZE 626 on Eastar Jet; 7C 1502 on Jeju Air; KE 766 on Korean Air; LJ 204 on Jin Air; OZ 173 on Asiana Airlines; WE 532 on Parata Air; and TW 264 on Trinity Airways. The table lists each departure by date with its times and aircraft. **Where do I find the CTS to ICN schedule?** The page carries the full CTS to ICN nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [ICN to CTS nonstop flights](https://2lnr.com/routes/icn-cts.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Sapporo (CTS)](https://2lnr.com/routes/cts.md), or [every route from Seoul (ICN)](https://2lnr.com/routes/icn.md). Nonstops to Seoul (ICN) from other airports within 150 miles of Sapporo (CTS): - [Hakodate (HKD) to Seoul (ICN)](https://2lnr.com/routes/hkd-icn.md), 83 miles from CTS Distances are great-circle between the airports, not driving distance. - [How to plan an upgrade by route](https://2lnr.com/guides/upgrade-strategy.md) ## See the full CTS to ICN nonstop schedule Every scheduled departure on this route, with who flies it. [Get started free](https://2lnr.com/login)