$14+ Cheap flights from Seoul (SEL) to Jeju City (CJU)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/26. Fares are subject to change and may not be available on all flights or dates of travel.
SEL — CJU
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from Seoul to Jeju City with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Seoul to Jeju City are usually found in January or March, booked 83 days in advance, depart on a Tuesday or Sunday and return on a Wednesday
Cheap flight deals from Seoul to Jeju City
Cheapest
Best
Last-minute
One-way
Cheapest flights from Seoul to Jeju CityExplore the most affordable flight options available from Seoul to Jeju City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from Seoul to Jeju City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Booking.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:50 pm -
Nonstop1h 15m
Wed 12/94:20 pm -
Nonstop1h 10m
Deal found 9/14![Jeju Air logo]()
$34
This Booking.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:05 pm -
Nonstop1h 20m
Fri 9/183:55 pm -
Nonstop1h 15m
Deal found 9/13![Jeju Air logo]()
$38
This Jeju Air deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/96:50 pm -
Nonstop1h 15m
Wed 11/114:20 pm -
Nonstop1h 10m
Deal found 9/13![Jeju Air logo]()
$41
This Booking.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/306:50 pm -
Nonstop1h 15m
Wed 1/64:20 pm -
Nonstop1h 10m
Deal found 9/14![Jeju Air logo]()
$42
This Jeju Air deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:50 pm -
Nonstop1h 15m
Fri 12/114:20 pm -
Nonstop1h 10m
Deal found 9/15![Jeju Air logo]()
$43
This Asiana Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/136:30 am -
Nonstop1h 15m
Fri 9/188:45 am -
Nonstop1h 15m
Deal found 9/12![Asiana Airlines logo]()
$55
This Trinity Airways deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trinity Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:00 pm -
Nonstop1h 15m
Tue 9/228:45 am -
Nonstop1h 15m
Deal found 9/13![Trinity Airways logo]()
$56
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:10 pm -
Nonstop1h 15m
Wed 9/237:00 am -
Nonstop1h 15m
Deal found 9/11![Multiple Airlines logo]()
$57
This Asiana Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:40 am -
Nonstop1h 15m
Wed 9/308:45 am -
Nonstop1h 15m
Deal found 9/11![Asiana Airlines logo]()
$58
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/197:05 pm -
Nonstop1h 15m
Tue 12/229:05 am -
Nonstop1h 15m
Deal found 9/11![Multiple Airlines logo]()
$59
This Jeju Air deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:05 pm -
Nonstop1h 20m
Mon 9/213:55 pm -
Nonstop1h 15m
Deal found 9/13![Jeju Air logo]()
$59
This Asiana Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:30 am -
Nonstop1h 15m
Thu 9/1710:20 am -
Nonstop1h 15m
Deal found 9/12![Asiana Airlines logo]()
$60
Best flights from Seoul to Jeju CityDiscover carefully curated flight deals from Seoul to Jeju City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Seoul to Jeju City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Jeju Air deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/46:50 pm -
Nonstop1h 15m
Mon 12/74:20 pm -
Nonstop1h 10m
Deal found 9/13![Jeju Air logo]()
$43
This Jeju Air deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/96:50 pm -
Nonstop1h 15m
Fri 12/114:20 pm -
Nonstop1h 10m
Deal found 9/14![Jeju Air logo]()
$43
This Trinity Airways deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trinity Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:30 pm -
Nonstop1h 15m
Tue 10/137:50 am -
Nonstop1h 15m
Deal found 9/14![Trinity Airways logo]()
$94
This Jeju Air deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/86:50 pm -
Nonstop1h 15m
Mon 1/114:20 pm -
Nonstop1h 10m
Deal found 9/14![Jeju Air logo]()
$45
This Asiana Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:45 pm -
Nonstop1h 15m
Wed 9/3010:15 am -
1 stop9h 05m
Deal found 9/12![Asiana Airlines logo]()
$107
This Asiana Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/287:05 pm -
Nonstop1h 15m
Thu 10/110:15 am -
1 stop9h 05m
Deal found 9/10![Asiana Airlines logo]()
$112
This Jeju Air deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:50 pm -
Nonstop1h 15m
Fri 11/64:20 pm -
Nonstop1h 10m
Deal found 9/15![Jeju Air logo]()
$102
This Asiana Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/276:40 am -
Nonstop1h 15m
Tue 9/292:25 pm -
1 stop4h 55m
Deal found 9/11![Asiana Airlines logo]()
$115
This Jeju Air deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/226:50 pm -
Nonstop1h 15m
Mon 1/254:20 pm -
Nonstop1h 10m
Deal found 9/13![Jeju Air logo]()
$103
This Asiana Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/116:30 am -
Nonstop1h 15m
Wed 10/1410:15 am -
1 stop9h 05m
Deal found 9/13![Asiana Airlines logo]()
$133
This Jeju Air deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:05 pm -
Nonstop1h 20m
Sat 10/173:55 pm -
Nonstop1h 15m
Deal found 9/10![Jeju Air logo]()
$115
This Asiana Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/136:30 am -
Nonstop1h 15m
Tue 10/1310:15 am -
1 stop9h 05m
Deal found 9/12![Asiana Airlines logo]()
$136
This Jeju Air deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/176:05 pm -
Nonstop1h 20m
Mon 10/193:55 pm -
Nonstop1h 15m
Deal found 9/14![Jeju Air logo]()
$122
This Asiana Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/107:05 pm -
Nonstop1h 15m
Tue 10/1310:15 am -
1 stop9h 05m
Deal found 9/10![Asiana Airlines logo]()
$150
This Asiana Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:05 pm -
Nonstop1h 15m
Tue 10/2010:15 am -
1 stop9h 05m
Deal found 9/10![Asiana Airlines logo]()
$152
This Asiana Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/157:05 pm -
Nonstop1h 15m
Sat 10/1710:15 am -
1 stop9h 05m
Deal found 9/13![Asiana Airlines logo]()
$160
This Asiana Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:05 pm -
Nonstop1h 15m
Mon 10/1910:15 am -
1 stop9h 05m
Deal found 9/14![Asiana Airlines logo]()
$161
Last-minute flights from Seoul to Jeju CityDiscover last-minute flight deals from Seoul to Jeju City. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Seoul to Jeju City. Data last updated September 15, 2026 and is based on user searches.
This Booking.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:05 pm -
Nonstop1h 20m
Fri 9/183:55 pm -
Nonstop1h 15m
Deal found 9/13![Jeju Air logo]()
$38
This Jeju Air deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/146:05 pm -
Nonstop1h 20m
Mon 9/213:55 pm -
Nonstop1h 15m
Deal found 9/13![Jeju Air logo]()
$59
This Booking.com deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/145:30 pm -
Nonstop1h 15m
Sat 9/198:40 am -
Nonstop1h 15m
Deal found 9/12![Multiple Airlines logo]()
$65
This Asiana Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/156:30 am -
Nonstop1h 15m
Wed 9/168:45 am -
Nonstop1h 15m
Deal found 9/13![Asiana Airlines logo]()
$55
This Asiana Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/176:30 am -
Nonstop1h 15m
Thu 9/1710:20 am -
Nonstop1h 15m
Deal found 9/12![Asiana Airlines logo]()
$60
This Trinity Airways deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trinity Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:00 pm -
Nonstop1h 15m
Tue 9/228:45 am -
Nonstop1h 15m
Deal found 9/13![Trinity Airways logo]()
$56
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:10 pm -
Nonstop1h 15m
Wed 9/237:00 am -
Nonstop1h 15m
Deal found 9/11![Multiple Airlines logo]()
$57
This CheapOair deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:10 pm -
Nonstop1h 15m
Wed 9/238:00 am -
Nonstop1h 15m
Deal found 9/15![Eastar Jet logo]()
$62
This Trinity Airways deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trinity Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/197:00 pm -
Nonstop1h 15m
Wed 9/238:45 am -
Nonstop1h 15m
Deal found 9/14![Trinity Airways logo]()
$64
This Asiana Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:40 am -
Nonstop1h 15m
Wed 9/308:45 am -
Nonstop1h 15m
Deal found 9/11![Asiana Airlines logo]()
$58
This Booking.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:25 am -
Nonstop1h 15m
Wed 10/78:45 am -
Nonstop1h 15m
Deal found 9/14![Trinity Airways logo]()
$59
This CheapOair deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:15 pm -
Nonstop1h 15m
Thu 10/227:55 am -
Nonstop1h 15m
Deal found 9/14![Air Seoul logo]()
$63
One-way flights from Seoul to Jeju CitySearch for one-way flight options from Seoul to Jeju City. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Seoul to Jeju City. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Booking.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/266:50 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Jeju Air logo]()
$14
This Booking.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/216:05 pm -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Jeju Air logo]()
$15
This CheapOair deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/26:50 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Jeju Air logo]()
$19
This Booking.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/116:50 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Jeju Air logo]()
$20
This Jeju Air deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/286:05 pm -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Jeju Air logo]()
$21
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:05 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/10![Jin Air logo]()
$28
This Jeju Air deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:05 pm -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Jeju Air logo]()
$28
This Jeju Air deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/77:05 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Jeju Air logo]()
$29
This Jeju Air deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/127:20 pm -
Nonstop1h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Jeju Air logo]()
$30
This Jeju Air deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jeju Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/157:05 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Jeju Air logo]()
$31
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/256:40 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Air Seoul logo]()
$32
This Asiana Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Asiana Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/283:10 pm -
Nonstop1h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Asiana Airlines logo]()
$33
Find flight deals from Seoul to Jeju City
Discover tips and strategies to find the most affordable flight options for your journey from Seoul (SEL) to Jeju City (CJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $34 (Booking.com) |
One-way from | $14 (Booking.com) |
Popular in | August |
Cheapest in | January |
Average price | $73 |
Good round-trip deal | $70 or less |
Good one-way deal | $16 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Seoul to Jeju City that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from Seoul to Jeju City that are best for you.
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Fly to
Route
Depart
Return
Cheapest round-trip
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 9/28
6:05 pm-7:25 pm
Nonstop1h 20m
Jeju City
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$21
Quickest round-trip
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Fri 11/13
6:50 pm-8:05 pm
Nonstop1h 15m
Jeju City
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$22
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 9/21
6:05 pm-7:25 pm
Nonstop1h 20m
Jeju City
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$22
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Thu 1/7
7:05 pm-8:20 pm
Nonstop1h 15m
Jeju City
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$29
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Mon 10/12
6:05 pm-7:25 pm
Nonstop1h 20m
Jeju City
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$33
SeoulJeju City
GMP Seoul Gimpo Intl - CJU Jeju City
GMPCJU
Seoul Gimpo Intl
Tue 9/22
6:15 am-7:30 am
Nonstop1h 15m
Jeju City
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$38
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Tue 10/6
6:05 pm-7:25 pm
Nonstop1h 20m
Jeju City
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$41
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Fri 12/4
6:50 pm-8:05 pm
Nonstop1h 15m
Jeju City
Mon 12/7
4:20 pm-5:30 pm
Nonstop1h 10m
$43
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Wed 12/9
6:50 pm-8:05 pm
Nonstop1h 15m
Jeju City
Fri 12/11
4:20 pm-5:30 pm
Nonstop1h 10m
$43
IncheonJeju City
ICN Incheon Intl - CJU Jeju City
ICNCJU
Incheon Intl
Fri 1/8
6:50 pm-8:05 pm
Nonstop1h 15m
Jeju City
Mon 1/11
4:20 pm-5:30 pm
Nonstop1h 10m
$45
Showing 1-10 of 35 resultsSorted by cheapest first
Compare providers for flights from Seoul to Jeju City
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Seoul to Jeju City in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Seoul-Jeju City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Seoul-Jeju City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Seoul-Jeju City flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Seoul-Jeju City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Seoul-Jeju City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Seoul to Jeju City
Have a flexible travel schedule? Discover the best time to fly to Jeju City from Seoul with our price prediction graph.
SEL-CJU
ICN-CJU
GMP-CJU
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seoul to Jeju City
SEL-CJU
ICN-CJU
GMP-CJU
What is the cheapest month to book a flight from Seoul to Jeju City?
Currently, January is the cheapest month in which you can book a flight from Seoul to Jeju City (average of $55). Flying from Seoul to Jeju City in October is currently the most expensive (average of $112). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SEL to CJU?
Find hourly flight availability from Seoul to Jeju City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 15, 2026.
It’s optimal to fly from Seoul to Jeju City in the evening. By choosing this option you can save up to 18% on the cost of your flight, compared to a flight in the afternoon.
Weekly flight availability from Seoul to Jeju City
Explore weekly flight availability from Seoul to Jeju City. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated September 15, 2026.
The most flights from SEL to CJU are scheduled on a Monday (120 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (107 on average).
How much does it cost to fly round-trip from Seoul to Jeju City?
Airfare is below average for this route at the moment.
Seoul to Jeju City flights typically cost between $52 and $103 in November.The cheapest round-trip price found within the last 5 days was $34 on Jeju Air (Nov 9-Dec 9).
How often are flights from Seoul to Jeju City delayed?
About 14% of weekly flights between Seoul and Jeju City have experienced delays in the past year, with the average delay time being 81 minutes.
What is the most punctual flight time for Seoul to Jeju City flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Sunday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Seoul to Jeju City flights?
Over the last year, Korean Air have had the lowest number of delays on this route, with just 11% of flights being delayed.
How far ahead should I book a flight from Seoul to Jeju City?
The best time to book flights from Seoul to Jeju City is 82 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
What is the cheapest day to fly from Seoul to Jeju City?
Use this chart to determine the cheapest time to fly round-trip from Seoul to Jeju City. Price data was last updated on September 12, 2026.
Travelers seeking maximum savings on their Seoul to Jeju City flight should consider departing on Monday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
The best insider tips for Seoul to Jeju City flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Seoul to Jeju City trip
Our travel experts
Reviews of airlines servicing Jeju City
Get insights into the airlines that provide service to Jeju City. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Jeju City. Reviews last updated September 15, 2026.
Get a feel of what it's like to fly with Korean Air,Asiana Airlines, andJeju Air from Seoul to Jeju City by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.4
Food
8.1
Entertainment
8.2
Boarding
8.5
Comfort
8.3
Crew
8.7
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Overall
8.4
Food
8.1
Entertainment
8.2
Boarding
8.5
Comfort
8.3
Crew
8.7
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Overall
8.4
Food
8.1
Entertainment
8.2
Boarding
8.5
Comfort
8.3
Crew
8.7
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Overall
8.4
Food
8.1
Entertainment
8.2
Boarding
8.5
Comfort
8.3
Crew
8.7
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Related info for your journey
Find useful and relevant information for your journey from Seoul to Jeju City. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Jeju City?
Book flights to Jeju City if you plan to visit one of these locationsSeogwipo
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Other flights to Jeju City
Explore flights to Jeju City departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Seoul and Jeju City flights
Browse other Seoul and Jeju City flight options. Last updated on September 15, 2026.
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Browse through other flights departing from Seoul. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
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Check out other popular destinations found by fellow travelers in 2026
Top 8 airlines flying from Seoul to Jeju City
Discover the top 8 airlines that operate flights from Seoul to Jeju City. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$25 | Average$88 | FlexibilityNo cancel fee | On-time88% | |
| Cheapest$27 | Average$91 | FlexibilityNo cancel fee | On-time94% | |
| Cheapest$30 | Average$80 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$33 | Average$87 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$35 | Average$100 | FlexibilityNo cancel fee | On-time86% | |
| Cheapest$35 | Average$106 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$35 | Average$90 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$56 | Average$125 | FlexibilityNo cancel fee | On-time81% |