--- title: "Jeju City to Cheongju-si flights: who flies CJU-CJJ" description: "Korean Air, Jeju Air, Asiana Airlines and 2 more airlines fly nonstop from CJU to CJJ, about 127 flights a week. See the full timetable and who flies it on 2LNR." canonical: "https://2lnr.com/routes/cju-cjj" url: "https://2lnr.com/routes/cju-cjj.md" date_modified: "2026-10-18T05:10:47Z" --- # Jeju City to Cheongju-si (CJU-CJJ): nonstop flights and who flies them Korean Air, Jeju Air, Asiana Airlines, Jin Air, and Eastar Jet fly nonstop between Jeju City (CJU) and Cheongju-si (CJJ), roughly 127 times a week. The timetable below shows the nonstop scheduled at 1h 10m to 1h 20m for the 229 miles. Schedule last confirmed October 18, 2026. Departure times come from 2LNR's schedule data; confirm with the airline before you book. Updated October 24, 2026. See CJU to CJJ on the interactive map [Get started free](https://2lnr.com/login) 127 Flights a week, 4-week average 1h 10m to 1h 20m Scheduled flight time 229 mi Nonstop distance Free To get started ## Jeju City to Cheongju-si flight schedule Scheduled nonstop departures for CJU to CJJ starting October 24, 2026, last checked against our schedule feed on October 18, 2026. Airlines retime and cancel flights, so confirm with the airline before you book. Scheduled nonstop departures from Jeju City (CJU) to Cheongju-si (CJJ) | Date | Flight | Airline | Departs CJU | Arrives CJJ | Duration | Aircraft | | :--- | :--- | :--- | :--- | :--- | :--- | :--- | | Sat, Oct 24 | KE 1704 | Korean Air | 07:20 | 08:30 | 1h 10m | [Airbus A220-300](https://2lnr.com/seatmaps/ke/a220-300.md) | | Sat, Oct 24 | ZE 712 | Eastar Jet | 07:50 | 09:00 | 1h 10m | Boeing 737-800 | | Sat, Oct 24 | 7C 212 | Jeju Air | 08:10 | 09:20 | 1h 10m | Boeing 737-800 | | Sat, Oct 24 | KE 1708 | Korean Air | 09:10 | 10:20 | 1h 10m | [Boeing 737-900](https://2lnr.com/seatmaps/ke/737-900.md) | | Sat, Oct 24 | LJ 402 | Jin Air | 09:25 | 10:35 | 1h 10m | Airbus A321 | | Sat, Oct 24 | 7C 214 | Jeju Air | 09:30 | 10:40 | 1h 10m | Boeing 737-800 | | Sat, Oct 24 | LJ 404 | Jin Air | 10:40 | 11:55 | 1h 15m | Boeing 737-900 | | Sat, Oct 24 | OZ 8232 | Asiana Airlines | 11:10 | 12:20 | 1h 10m | [Airbus A321](https://2lnr.com/seatmaps/oz/a321.md) | | Sat, Oct 24 | KE 1712 | Korean Air | 12:15 | 13:25 | 1h 10m | Airbus A220-300 | | Sat, Oct 24 | LJ 406 | Jin Air | 12:25 | 13:35 | 1h 10m | Boeing 737-900 | | Sat, Oct 24 | KE 1762 | Korean Air | 12:35 | 13:50 | 1h 15m | [Boeing 787-10 Dreamliner](https://2lnr.com/seatmaps/ke/787-10.md) | | Sat, Oct 24 | LJ 408 | Jin Air | 14:30 | 15:40 | 1h 10m | Boeing 777-200 | | Sat, Oct 24 | KE 1722 | Korean Air | 14:50 | 16:05 | 1h 15m | Airbus A220-300 | | Sat, Oct 24 | OZ 8234 | Asiana Airlines | 15:10 | 16:20 | 1h 10m | Airbus A321 | | Sat, Oct 24 | 7C 226 | Jeju Air | 17:10 | 18:20 | 1h 10m | Boeing 737-800 | | Sat, Oct 24 | 7C 228 | Jeju Air | 17:30 | 18:40 | 1h 10m | Boeing 737-800 | | Sat, Oct 24 | LJ 410 | Jin Air | 17:35 | 18:45 | 1h 10m | Boeing 737-900 | | Sat, Oct 24 | OZ 8238 | Asiana Airlines | 19:00 | 20:10 | 1h 10m | Airbus A321 | | Sat, Oct 24 | ZE 716 | Eastar Jet | 21:25 | 22:45 | 1h 20m | Boeing 737-800 | | Sun, Oct 25 | KE 1702 | Korean Air | 07:20 | 08:30 | 1h 10m | Boeing 737-900 | | Sun, Oct 25 | OZ 8230 | Asiana Airlines | 08:10 | 09:20 | 1h 10m | Airbus A321 | | Sun, Oct 25 | ZE 712 | Eastar Jet | 08:40 | 09:50 | 1h 10m | Boeing 737-800 | | Sun, Oct 25 | LJ 7482 | Jin Air | 08:55 | 10:05 | 1h 10m | Boeing 737-800 | | Sun, Oct 25 | 7C 214 | Jeju Air | 09:40 | 10:50 | 1h 10m | Boeing 737-800 | | Sun, Oct 25 | LJ 7484 | Jin Air | 10:00 | 11:15 | 1h 15m | Boeing 737-800 | | Sun, Oct 25 | KE 1716 | Korean Air | 11:15 | 12:25 | 1h 10m | Boeing 737-900 | | Sun, Oct 25 | OZ 8232 | Asiana Airlines | 12:00 | 13:10 | 1h 10m | Airbus A321 | | Sun, Oct 25 | LJ 7486 | Jin Air | 14:05 | 15:15 | 1h 10m | Boeing 737-800 | | Sun, Oct 25 | LJ 7490 | Jin Air | 16:00 | 17:15 | 1h 15m | Boeing 737-900 | | Sun, Oct 25 | KE 1722 | Korean Air | 16:25 | 17:35 | 1h 10m | Airbus A220-300 | | Sun, Oct 25 | KE 1726 | Korean Air | 16:25 | 17:35 | 1h 10m | Boeing 737-900 | | Sun, Oct 25 | 7C 228 | Jeju Air | 17:30 | 18:40 | 1h 10m | Boeing 737-800 | | Sun, Oct 25 | OZ 8234 | Asiana Airlines | 18:00 | 19:10 | 1h 10m | Airbus A321 | | Sun, Oct 25 | OZ 8236 | Asiana Airlines | 19:15 | 20:25 | 1h 10m | Airbus A321 | | Sun, Oct 25 | ZE 718 | Eastar Jet | 20:30 | 21:50 | 1h 20m | Boeing 737-800 | | Sun, Oct 25 | ZE 716 | Eastar Jet | 21:45 | 22:55 | 1h 10m | Boeing 737-800 | | Sun, Oct 25 | KE 1752 | Korean Air | 22:10 | 23:20 | 1h 10m | Boeing 737-900 | | Mon, Oct 26 | KE 1702 | Korean Air | 07:20 | 08:30 | 1h 10m | Boeing 737-900 | | Mon, Oct 26 | OZ 8230 | Asiana Airlines | 08:10 | 09:20 | 1h 10m | Airbus A321 | | Mon, Oct 26 | ZE 712 | Eastar Jet | 08:40 | 09:50 | 1h 10m | Boeing 737-800 | Showing the first 40 of 129 scheduled CJU to CJJ departures across 7 days with service, starting October 24, 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 CJU to CJJ date on the interactive map ## Aircraft on the Jeju City to Cheongju-si nonstop In the schedule table on this page, Korean Air flies the [Boeing 737-900](https://2lnr.com/seatmaps/ke/737-900.md), the [Airbus A220-300](https://2lnr.com/seatmaps/ke/a220-300.md), and the [Boeing 787-10 Dreamliner](https://2lnr.com/seatmaps/ke/787-10.md). Jin Air flies the Boeing 737-900, the Boeing 737-800, the Airbus A321, and the Boeing 777-200. Asiana Airlines flies the [Airbus A321](https://2lnr.com/seatmaps/oz/a321.md). Eastar Jet flies the Boeing 737-800. Jeju Air flies the Boeing 737-800. Each linked aircraft page shows where that airline schedules it. Airlines can swap aircraft up to departure. ## The full CJU to CJJ nonstop schedule This page carries the full CJU to CJJ nonstop schedule, who operates each departure and how often it runs; the reverse direction is linked below. ### See the schedule Who operates each CJU to CJJ nonstop and how often it runs, from 2LNR's schedule data. ### Plan on the map See CJU to CJJ on the interactive route map, with schedules, connections, and route statistics. ## Airlines flying Jeju City to Cheongju-si nonstop Carriers operating CJU to CJJ 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) - [Asiana Airlines (OZ) route map](https://2lnr.com/routes/airlines/oz.md)\ [The aircraft OZ flies](https://2lnr.com/seatmaps/oz.md) - [Jin Air (LJ) route map](https://2lnr.com/routes/airlines/lj.md)\ [The aircraft LJ flies](https://2lnr.com/seatmaps/lj.md) - [Eastar Jet (ZE) route map](https://2lnr.com/routes/airlines/ze.md)\ [The aircraft ZE flies](https://2lnr.com/seatmaps/ze.md) See CJU to CJJ on the interactive map → ## Frequently asked questions about CJU to CJJ **How long is the flight from Jeju City (CJU) to Cheongju-si (CJJ)?** Scheduled flight times from Jeju City (CJU) to Cheongju-si (CJJ) run from 1h 10m to 1h 20m across the departures in the schedule table on this page. The nonstop covers about 229 miles, and airlines adjust scheduled times by season, so confirm with the airline before you book. **Which airlines fly nonstop from CJU to CJJ?** Korean Air, Jeju Air, Asiana Airlines, Jin Air, and Eastar Jet fly CJU to CJJ nonstop. **How many flights a week are there from CJU to CJJ?** About 127 nonstop flights a week run between Jeju City (CJU) and Cheongju-si (CJJ) in the current schedule, operated by Korean Air, Jeju Air, Asiana Airlines, Jin Air, and Eastar Jet. Frequency shifts by season, and the schedule table on this page shows what is scheduled next. **What time do flights from CJU to CJJ depart?** Scheduled CJU to CJJ nonstops in the next 7 days with service leave between 07:20 and 22:10, local time at Jeju City. The schedule table on this page lists every departure by date, with its arrival time and aircraft. **Which flights operate CJU to CJJ nonstop?** The schedule table on this page lists 30 flight numbers for CJU to CJJ nonstops, including KE 1702 and KE 1722 on Korean Air; OZ 8232 and OZ 8234 on Asiana Airlines; 7C 214 and 7C 228 on Jeju Air; and ZE 712 and ZE 716 on Eastar Jet. The table lists each departure by date with its times and aircraft. **Where do I find the CJU to CJJ schedule?** The page carries the full CJU to CJJ nonstop schedule and who flies each departure, and the reverse direction is linked below. Flying the other way? See [CJJ to CJU nonstop flights](https://2lnr.com/routes/cjj-cju.md). Award seats rather than schedules? See [award availability by airline](https://2lnr.com/awards.md). Looking beyond this route? See [every route from Jeju City (CJU)](https://2lnr.com/routes/cju.md), or [every route from Cheongju-si (CJJ)](https://2lnr.com/routes/cjj.md). Nonstops from Jeju City (CJU) to other airports within 150 miles of Cheongju-si (CJJ): - [Jeju City (CJU) to Wonju (WJU)](https://2lnr.com/routes/cju-wju.md), 56 miles from CJJ - [Jeju City (CJU) to Gunsan (KUV)](https://2lnr.com/routes/cju-kuv.md), 65 miles from CJJ - [Jeju City (CJU) to Seoul (GMP)](https://2lnr.com/routes/cju-gmp.md), 70 miles from CJJ - [Jeju City (CJU) to Seoul (ICN)](https://2lnr.com/routes/cju-icn.md), 78 miles from CJJ - [Jeju City (CJU) to Daegu (TAE)](https://2lnr.com/routes/cju-tae.md), 86 miles from CJJ 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 CJU to CJJ nonstop schedule Every scheduled departure on this route, with who flies it. [Get started free](https://2lnr.com/login)