Cheap flights from Jeju to Seoul

One-way fares from $20 · CJU → SEL · prices found by travellers in the last 48 hours

Compare all dates Seoul → Jeju
Cheapest fare
$20

Trinity Airways · Wed, Dec 2

Cheapest month
December

from $20

Direct flights
Yes

Trinity Airways, Eastar Jet, Air Seoul + 3 more

Flight time
1h 15m

460 km

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Cheapest month to fly from Jeju to Seoul

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 $22
  2. December 2026 Cheapest $20
  3. January 2027 $26
  4. February 2027 $23
  5. March 2027 $21
  6. April 2027 $87
  7. May 2027 $81
  8. June 2027 $87
  9. July 2027 $90
  10. August 2027 $91
  11. October 2027 $97

Cheapest dates in December 2026

The lowest fares we've seen for each day, cheapest first.

Trinity Airways
Depart09:45 Wed, Dec 2CJU → GMP 1h 15m · Direct
$20one way, per person
View deal
Eastar Jet
Depart09:05 Tue, Dec 1CJU → GMP 1h 15m · Direct
$21one way, per person
View deal
Air Seoul
Depart08:05 Tue, Dec 8CJU → GMP 1h 15m · Direct
$22one way, per person
View deal
Jin Air
Depart10:00 Wed, Dec 9CJU → GMP 1h 15m · Direct
$24one way, per person
View deal
Air Seoul
Depart08:05 Thu, Dec 17CJU → GMP 1h 15m · Direct
$24one way, per person
View deal
Air Seoul
Depart08:05 Tue, Dec 22CJU → GMP 1h 15m · Direct
$26one way, per person
View deal
Jeju Air
Depart07:30 Tue, Dec 15CJU → GMP 1h 15m · Direct
$28one way, per person
View deal
Jeju Air
Depart09:50 Thu, Dec 3CJU → GMP 1h 15m · Direct
$29one way, per person
View deal
See every date in December 2026 →

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Getting around

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About flights from Jeju to Seoul

Jeju (CJU) and Seoul (SEL) are about 460 km apart. Direct flights take around 1h 15m, and recent direct fares were with Trinity Airways, Eastar Jet, Air Seoul, Korean Air, Jin Air and Jeju Air. Over the next few months, one-way fares start from $20, and December 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Jeju to Seoul?

The cheapest one-way fare we've seen recently is $20 with Trinity Airways, departing Wednesday, December 2, 2026. Over the coming months, the lowest fare in each month ranges from $20 to $97.

What is the cheapest month to fly from Jeju to Seoul?

December 2026 currently has the lowest fares, from $20 one way.

Are there direct flights from Jeju to Seoul?

Yes. Recent direct fares were with Trinity Airways, Eastar Jet, Air Seoul, Korean Air, Jin Air and Jeju Air.

How long is the flight from Jeju to Seoul?

A direct flight takes about 1h 15m. Jeju and Seoul are around 460 km apart.

Which airlines fly from Jeju to Seoul?

Recent fares on this route were with Trinity Airways, Eastar Jet, Air Seoul, Korean Air, Jin Air and Jeju Air.

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