Flights Seoul → Jeju City
As of July 2026, economy flights from Seoul to Jeju City have a typical range KRW 112483–809955, median KRW 369576. Full range across all 144 offers: KRW 99186–1026481. We analyzed 144 offers from 18 airlines in a single price check.
Preview snapshot — prices change. Search for live results.
Data collected by LetsFG's multi-source price checks — every airline and the major booking sites checked for this route. How we collect data →
Why fly Seoul → Jeju City?
This route offers a popular and accessible connection between South Korea's capital and its beloved resort island, ideal for both leisure and business travel.
Best for: leisure travelers · business travelers
Booking tips: To secure a more affordable fare, aim to book around the p25 mark of KRW 195737.21, as prices can surge significantly towards the p75 of KRW 607513.76.
Flight prices for this domestic route are highly variable, with a wide range indicating significant fluctuations based on demand and booking time.
AI-generated summary from price distribution data · gemini-2.5-flash-lite
Best offers by airline: Seoul → Jeju City
Based on 144 offers · July 2026. Prices and availability change — run a live search to confirm.
Bag & seat fees: Seoul → Jeju City
Add-on pricing from the cheapest available offer per airline · July 2026 · KRW
| Airline | Carry-on | Checked bag | Seat selection |
|---|---|---|---|
| Jeju Air | Included | KRW 46493400 | — |
| Air Seoul | Included | KRW 151104 | — |
| Air Busan | Included | KRW 25184 | — |
| T'way Air | Included | KRW 38744500 | — |
| Korean Air | Included | Included | — |
| Jin Air | Included | KRW 25184 | — |
| China Eastern | Included | Included | — |
| Spring Airlines | Included | KRW 77 | — |
Fees are estimates from the prices we checked and may not reflect your specific itinerary, booking class, or payment method. Run a live search for exact pricing.
How much do flights from Seoul to Jeju City cost?
Based on 144 offers · July 2026
Seoul to Jeju City flights ranged from KRW 99186 to KRW 1026481 across 144 offers analyzed in July 2026. The chart below shows how prices distributed across all 144 offers.
These 144 offers (July 2026) span multiple departure dates and booking windows — your travel dates may fall anywhere in this distribution. Only a live search shows where your specific trip lands.
50% of offers priced between KRW 195737 and KRW 607514
What hidden fees do Seoul to Jeju City flights charge?
Ancillary fees — bags, seat selection, and payment surcharges — can add 10–25% to the base fare on Seoul to Jeju City routes. The breakdown below is based on 144 offers analyzed in July 2026.
| Carrier | Avg fee (KRW) | % of base fare |
|---|---|---|
| 7C | 26513106 | 19149% |
| RS | 201471 | 58% |
| BX | 30221 | 8% |
| TW | 31005674 | 7487% |
| KE | 17439 | 3% |
| LJ | 30221 | 7% |
| MU | 46493 | 7% |
| 9C | 108 | 0% |
T'way Air: base ~KRW -30596865 + fees KRW 31005674 = ~KRW 408809 total. 9C: base ~KRW 502238 + fees KRW 108 = ~KRW 502346 total.
T'way Air's KRW 31005674 ancillary fees narrow the gap with 9C's lower-fee model — the KRW 31099103 base difference shrinks to KRW 93537 after fees. Always compare total cost, not just the advertised base fare.
Estimates based on median total minus average ancillary fee. Actual base fares vary by itinerary.Fee levels vary significantly across carriers on this route — some carriers charge 50%+ above the base fare in ancillary fees.
Run your search to see itemized fees for your itineraryWhich airline is cheapest from Seoul to Jeju City?
18 airlines flew Seoul to Jeju City in this dataset. Knowing the airline isn't enough — the typical fare range below shows how far prices swing on each one. Median and range include all fees we recorded.
| Airline | Offers | Typical range (KRW) | Median (KRW) | Fees (KRW) |
|---|---|---|---|---|
 Jeju Air | 1 | — | 108485 | n/a |
 Jeju Air | 38 | 106705–160247 | 114684 | 26513106 (23118%) |
 Shanghai Airlines | 1 | — | 260363 | n/a |
 China Eastern | 26 | 275086–378146 | 325454 | n/a |
 Air China | 5 | 345601–369778 | 345601 | n/a |
 RS | 1 | — | 349351 | 201471 (58%) |
 BX | 1 | — | 370304 | 30221 (8%) |
 Asiana Airlines | 6 | 334752–413791 | 375822 | n/a |
 Shandong | 1 | — | 401393 | n/a |
 Jin Air | 1 | — | 404710 | 30221 (7%) |
 T'way Air | 6 | 395752–437813 | 408809 | 31005674 (7584%) |
 T'Way Air | 3 | 407902–437658 | 415341 | n/a |
 9C | 1 | — | 502346 | 108 (0%) |
 Korean Air | 7 | 210770–613713 | 506778 | n/a |
 Korean Air | 4 | 462149–610381 | 605267 | 17439 (3%) |
 China Eastern | 26 | 545523–871751 | 658052 | 46493 (7%) |
 HO | 6 | 595255–866195 | 680384 | n/a |
 FM | 10 | 504247–869427 | 808381 | n/a |
Where do the best Seoul → Jeju City prices come from?
We checked direct airlines, travel agencies, and meta-search for this route. On this route the lowest median came from meta-search sources, but the cheapest channel shifts by route and date — which is exactly why a live search across all of them wins.
We compare every airline and the major booking sites but never disclose which — that's our edge. Prices are the ones we observed and aren't official data from any platform. Run a live search and we bring you the cheapest, wherever it is.
Key facts: Seoul to Jeju City flights
- Seoul–Jeju City had 144 offers analyzed. Median price: KRW 369576.
- TW charges 285792.9x more in ancillary fees than 9C — KRW 31005674 vs KRW 108 avg per booking.
- The same route priced KRW 515302 apart depending on where it was booked — the lowest median was KRW 113134. We search every airline and the major booking sites at once so you always see that lowest price.
Frequently asked questions
- How much does a flight from Seoul to Jeju City cost?
- Based on 144 offers analyzed, Seoul to Jeju City flights range from KRW 99186 to KRW 1026481, with a median price of KRW 369576. Search for your specific dates →
- What hidden fees should I expect on Seoul to Jeju City flights?
- On average, ancillary fees (bags, seat selection) add KRW 15321445 to the base fare on Seoul to Jeju City flights. See itemized fees for your itinerary →
- Which airline is cheapest on Seoul to Jeju City including all fees?
- Jeju Air has the lowest median fare on Seoul to Jeju City at KRW 108485 (median across 1 offers in our snapshot). Check which airline wins on your dates →
- Which booking site has the cheapest Seoul–Jeju City flights?
- It depends on your dates — no single site is always cheapest. We search every airline and the major booking sites at once (travel agencies and meta-search included) and surface whichever is lowest; the best median in this snapshot was KRW 113134. Run a live search and we'll find the cheapest for you →
- Why do prices vary so much on Seoul to Jeju City routes?
- Seoul to Jeju City has 18 airlines competing, creating a price range from KRW 99186 to KRW 1026481 across 144 offers. Prices on this route change with booking timing, advance purchase, and ancillary add-ons. Find where your trip lands in the distribution →
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