Cheap Flights from Sejong from ฿525

View ฿525 flight on Tue, 10 Feb 2026Opens in a new window

Popular airlines from Sejong

  • T'way Air with baggage

    T'way Air with baggage

  • Korean Air

    Korean Air

  • Asiana Airlines

    Asiana Airlines

  • Jeju Air

    Jeju Air

  • Jeju Air with Bag

    Jeju Air with Bag

  • T'Way Air

    T'Way Air

  • Eastar Jet

    Eastar Jet

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 40% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheapest flights from Sejong

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jeju Air with Bag
Tue, 20 Jan - Wed, 21 Jan
CJJ
Cheongju
CJU
Jeju City
฿942 Return, found 6 days ago
฿942
Return
found 6 days ago
Select Jeju Air with Bag flight, departing Tue, 20 Jan from Cheongju to Jeju City, returning Wed, 21 Jan, priced at ฿942 found 6 days ago
Jeju Air with Bag
Mon, 2 Feb - Thu, 5 Feb
CJJ
Cheongju
CJU
Jeju City
฿1,005 Return, found 11 hours ago
฿1,005
Return
found 11 hours ago
Select Jeju Air with Bag flight, departing Mon, 2 Feb from Cheongju to Jeju City, returning Thu, 5 Feb, priced at ฿1,005 found 11 hours ago
Jeju Air with Bag
Tue, 20 Jan - Wed, 21 Jan
CJJ
Cheongju
CJU
Jeju City
฿1,016 Return, found 6 days ago
฿1,016
Return
found 6 days ago
Select Jeju Air with Bag flight, departing Tue, 20 Jan from Cheongju to Jeju City, returning Wed, 21 Jan, priced at ฿1,016 found 6 days ago
Jeju Air with Bag
Tue, 20 Jan - Wed, 21 Jan
CJJ
Cheongju
CJU
Jeju City
฿1,053 Return, found 6 days ago
฿1,053
Return
found 6 days ago
Select Jeju Air with Bag flight, departing Tue, 20 Jan from Cheongju to Jeju City, returning Wed, 21 Jan, priced at ฿1,053 found 6 days ago
Jeju Air with Bag
Mon, 2 Feb - Thu, 5 Feb
CJJ
Cheongju
CJU
Jeju City
฿1,071 Return, found 11 hours ago
฿1,071
Return
found 11 hours ago
Select Jeju Air with Bag flight, departing Mon, 2 Feb from Cheongju to Jeju City, returning Thu, 5 Feb, priced at ฿1,071 found 11 hours ago
Jeju Air with Bag
Mon, 2 Feb - Thu, 5 Feb
CJJ
Cheongju
CJU
Jeju City
฿1,114 Return, found 11 hours ago
฿1,114
Return
found 11 hours ago
Select Jeju Air with Bag flight, departing Mon, 2 Feb from Cheongju to Jeju City, returning Thu, 5 Feb, priced at ฿1,114 found 11 hours ago
T'way Air with baggage
Mon, 2 Feb - Thu, 5 Feb
CJJ
Cheongju
CJU
Jeju City
฿1,268 Return, found 11 hours ago
฿1,268
Return
found 11 hours ago
Select T'way Air with baggage flight, departing Mon, 2 Feb from Cheongju to Jeju City, returning Thu, 5 Feb, priced at ฿1,268 found 11 hours ago
Jeju Air
Tue, 10 Mar - Thu, 12 Mar
CJJ
Cheongju
CJU
Jeju City
฿3,504 Return, found 4 days ago
฿3,504
Return
found 4 days ago
Select Jeju Air flight, departing Tue, 10 Mar from Cheongju to Jeju City, returning Thu, 12 Mar, priced at ฿3,504 found 4 days ago
Korean Air
Sat, 28 Mar - Mon, 30 Mar
CJJ
Cheongju
CJU
Jeju City
฿6,400 Return, found 6 days ago
฿6,400
Return
found 6 days ago
Select Korean Air flight, departing Sat, 28 Mar from Cheongju to Jeju City, returning Mon, 30 Mar, priced at ฿6,400 found 6 days ago
Asiana Airlines
Sat, 28 Mar - Mon, 30 Mar
CJJ
Cheongju
CJU
Jeju City
฿6,770 Return, found 6 days ago
฿6,770
Return
found 6 days ago
Select Asiana Airlines flight, departing Sat, 28 Mar from Cheongju to Jeju City, returning Mon, 30 Mar, priced at ฿6,770 found 6 days ago

Flights from Sejong: Essential Travel Information

Cheapest flight from Sejong
฿942 (roundtrip)
Best airlines to fly from Sejong
T'way Air with baggage, Jeju Air with Bag, Jeju Air, Korean Air, Asiana Airlines
Cheapest month to fly from Sejong
January
Sejong IATA code
KR-50
Sejong Country/State
South Korea
Airline ticket deals from Sejong
฿942 - ฿6,770

 

Explore a world of travel with Expedia

*Available to Expedia members.