Cheap Flights to South Korea from ₩20,600

View ₩20,600 flight on Mon, Jul 13, 2026Opens in a new window

Popular airlines to South Korea

  • Korean Air

  • Asiana Airlines

  • Cathay Pacific

  • Jeju Air with Bag

  • Air China

  • EVA Airways

  • China Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

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

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to South Korea?

Prices were available within the past 7 days and start at ₩20,600 for one-way flights and ₩46,200 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Jeju Air with Bag
Mon, Apr 27 - Wed, Apr 29
CJJ
Cheongju
CJU
Jeju City
₩46,200 Roundtrip, found 6 hours ago
₩46,200
Roundtrip
found 6 hours ago
Select Jeju Air with Bag flight, departing Mon, Apr 27 from Cheongju to Jeju City, returning Wed, Apr 29, priced at ₩46,200 found 6 hours ago
Jeju Air with Bag
Mon, Jun 15 - Wed, Jul 1
CJJ
Cheongju
CJU
Jeju City
₩47,200 Roundtrip, found 2 days ago
₩47,200
Roundtrip
found 2 days ago
Select Jeju Air with Bag flight, departing Mon, Jun 15 from Cheongju to Jeju City, returning Wed, Jul 1, priced at ₩47,200 found 2 days ago
T'way Air with baggage
Mon, Apr 20 - Wed, Apr 29
CJJ
Cheongju
CJU
Jeju City
₩48,300 Roundtrip, found 2 days ago
₩48,300
Roundtrip
found 2 days ago
Select T'way Air with baggage flight, departing Mon, Apr 20 from Cheongju to Jeju City, returning Wed, Apr 29, priced at ₩48,300 found 2 days ago
Jeju Air with Bag
Mon, Jun 22 - Wed, Jul 1
CJJ
Cheongju
CJU
Jeju City
₩49,200 Roundtrip, found 1 day ago
₩49,200
Roundtrip
found 1 day ago
Select Jeju Air with Bag flight, departing Mon, Jun 22 from Cheongju to Jeju City, returning Wed, Jul 1, priced at ₩49,200 found 1 day ago
T'way Air with baggage
Mon, Jul 6 - Wed, Jul 8
CJJ
Cheongju
CJU
Jeju City
₩49,400 Roundtrip, found 2 days ago
₩49,400
Roundtrip
found 2 days ago
Select T'way Air with baggage flight, departing Mon, Jul 6 from Cheongju to Jeju City, returning Wed, Jul 8, priced at ₩49,400 found 2 days ago
T'way Air with baggage
Mon, Jul 6 - Wed, Jul 8
CJJ
Cheongju
CJU
Jeju City
₩51,300 Roundtrip, found 2 days ago
₩51,300
Roundtrip
found 2 days ago
Select T'way Air with baggage flight, departing Mon, Jul 6 from Cheongju to Jeju City, returning Wed, Jul 8, priced at ₩51,300 found 2 days ago
Jeju Air with Bag
Mon, Jul 13 - Wed, Jul 15
GMP
Seoul
CJU
Jeju City
₩52,200 Roundtrip, just found
₩52,200
Roundtrip
just found
Select Jeju Air with Bag flight, departing Mon, Jul 13 from Seoul to Jeju City, returning Wed, Jul 15, priced at ₩52,200 just found
Korean Air
Tue, Jan 5 - Thu, Jan 7
CJJ
Cheongju
CJU
Jeju City
₩66,708 Roundtrip, found 1 day ago
₩66,708
Roundtrip
found 1 day ago
Select Korean Air flight, departing Tue, Jan 5 from Cheongju to Jeju City, returning Thu, Jan 7, priced at ₩66,708 found 1 day ago
Aero K Airlines
Mon, Apr 20 - Thu, Apr 23
CJJ
Cheongju
CJU
Jeju City
₩80,200 Roundtrip, found 18 hours ago
₩80,200
Roundtrip
found 18 hours ago
Select Aero K Airlines flight, departing Mon, Apr 20 from Cheongju to Jeju City, returning Thu, Apr 23, priced at ₩80,200 found 18 hours ago
Jeju Air
Mon, Apr 20 - Wed, Apr 22
CJJ
Cheongju
CJU
Jeju City
₩153,400 Roundtrip, just found
₩153,400
Roundtrip
just found
Select Jeju Air flight, departing Mon, Apr 20 from Cheongju to Jeju City, returning Wed, Apr 22, priced at ₩153,400 just found

Trending flights to South Korea

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

Jeju Air with Bag
Mon, Apr 27 - Wed, Apr 29
CJJ
Cheongju
CJU
Jeju City
₩46,200 Roundtrip, found 6 hours ago
₩46,200
Roundtrip
found 6 hours ago
Select Jeju Air with Bag flight, departing Mon, Apr 27 from Cheongju to Jeju City, returning Wed, Apr 29, priced at ₩46,200 found 6 hours ago

Frequently asked questions

How do I find cheap flights to South Korea that have flexible change policies?
Search for your cheap flights to South Korea, then mark the "No change fee" box directly under the "Flexible change policies" heading. It really is that simple. We understand that plans can change and flexibility is essential, so book with confidence with Expedia.
Which airlines fly to South Korea?
Dust off your suitcase and choose from these major airlines that have flights into or near South Korea:

  • Korean Air - 364 flights to or near South Korea each month, including 364 flights to Incheon Intl. Airport (ICN) per month.
  • Asiana Airlines - 186 flights to or near South Korea each month, including 186 flights to Incheon Intl. Airport (ICN) per month.
  • Delta Air Lines - 121 flights to or near South Korea each month, including 121 flights to Incheon Intl. Airport (ICN) per month.

How can I find cheap tickets to South Korea?
One of the best ways to snare cheap tickets to South Korea is to be flexible with your dates. Search for your flights, then click "flexible dates" at the top of your results. It'll reveal the cheapest prices for nearby days. The best price for a flight to South Korea in the last seven days was ₩46,200. Booking well ahead will generally help you score an even bigger bargain.
How much is a flight to South Korea?
There were lots of low-cost fares up for grabs in the last seven days, with the cost of a return flight to South Korea varying between ₩46,200 and ₩153,400. Many lucky vacationers purchased one-way seats from Seoul (GMP) for as little as ₩20,600.
What are the most popular airports to fly into in South Korea?
The number one gateway to South Korea, about 803 flights land at Incheon Intl. Airport (ICN) each month. Track down a top deal, reserve your fare and get set to explore this fabulous region.
When is the cheapest time to fly to South Korea?
Jetting off on a Tuesday, followed by a Monday, is usually the best way to nab the cheapest airfare. Stay away from the weekends if possible, because Saturday is typically the most expensive day. Spend the dollars you saved having a ball in South Korea instead!
How much is a plane ticket to South Korea?
In the last seven days, flights to South Korea fluctuated from ₩46,200 to ₩153,400.
What is the best time to go to South Korea?
August, September and October are popular months to discover the wonders of Seoul, one of South Korea's most renowned cities. Summertime here starts June 20. Average temperatures vary from 70ºF to 80ºF at this time of year, so plan your adventure around then if you're a fan of warmer weather.
What months are the cheapest to book a flight to South Korea?
Snap up your ticket in February to enjoy inexpensive flights to South Korea. December is often the most expensive time to buy a seat.

Book with confidence

About South Korea

Expedia offers flights to South Korea to meet every traveler's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to South Korea or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About South Korea

Explore a world of travel with Expedia

*Available to Expedia members.