A colorful canopy of paper lanterns over a cemetery.

Cheap Flights to South Korea | Popular Routes to South Korea from HK$164

View HK$164 flight on Wed, 8 Jul 2026Opens in a new window

Flight 1

Flight 2

Popular airlines to South Korea

  • Korean Air

  • Asiana Airlines

  • Cathay Pacific

  • Jeju Air with Bag

  • China Airlines

  • EVA Airways

  • Air Canada

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 35% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

Cheap round-trip flights to South Korea

Prices were available within the past 7 days and start at HK$164 for one-way flights and HK$324 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

T'way Air with baggage
Wed, 8 Jul - Wed, 15 Jul
GMP
Seoul
CJU
Jeju City
HK$324 Return, found 3 days ago
HK$324
Return
found 3 days ago
Select T'way Air with baggage flight, departing Wed, 8 Jul from Seoul to Jeju City, returning Wed, 15 Jul, priced at HK$324 found 3 days ago
Jeju Air with Bag
Mon, 13 Jul - Wed, 15 Jul
GMP
Seoul
CJU
Jeju City
HK$383 Return, found 1 hour ago
HK$383
Return
found 1 hour ago
Select Jeju Air with Bag flight, departing Mon, 13 Jul from Seoul to Jeju City, returning Wed, 15 Jul, priced at HK$383 found 1 hour ago
Jeju Air with Bag
Mon, 20 Jul - Sun, 26 Jul
GMP
Seoul
PUS
Busan
HK$457 Return, found 4 days ago
HK$457
Return
found 4 days ago
Select Jeju Air with Bag flight, departing Mon, 20 Jul from Seoul to Busan, returning Sun, 26 Jul, priced at HK$457 found 4 days ago
Jeju Air
Thu, 16 Jul - Tue, 21 Jul
GMP
Seoul
PUS
Busan
HK$970 Return, found 5 days ago
HK$970
Return
found 5 days ago
Select Jeju Air flight, departing Thu, 16 Jul from Seoul to Busan, returning Tue, 21 Jul, priced at HK$970 found 5 days ago
HK Express
Fri, 11 Sept - Wed, 16 Sept
HKG
Hong Kong SAR
TAE
Daegu
HK$1,375 Return, found 2 hours ago
HK$1,375
Return
found 2 hours ago
Select HK Express flight, departing Fri, 11 Sept from Hong Kong SAR to Daegu, returning Wed, 16 Sept, priced at HK$1,375 found 2 hours ago
HK Express
Wed, 21 Oct - Mon, 26 Oct
HKG
Hong Kong SAR
ICN
Seoul
HK$1,400 Return, just found
HK$1,400
Return
just found
Select HK Express flight, departing Wed, 21 Oct from Hong Kong SAR to Seoul, returning Mon, 26 Oct, priced at HK$1,400 just found
Korean Air
Sat, 17 Oct - Wed, 21 Oct
GMP
Seoul
PUS
Busan
HK$1,462 Return, found 3 days ago
HK$1,462
Return
found 3 days ago
Select Korean Air flight, departing Sat, 17 Oct from Seoul to Busan, returning Wed, 21 Oct, priced at HK$1,462 found 3 days ago
HK Express
Tue, 8 Sept - Tue, 15 Sept
HKG
Hong Kong SAR
PUS
Busan
HK$1,513 Return, just found
HK$1,513
Return
just found
Select HK Express flight, departing Tue, 8 Sept from Hong Kong SAR to Busan, returning Tue, 15 Sept, priced at HK$1,513 just found
JIN AIR
Wed, 26 Aug - Mon, 7 Sept
HKG
Hong Kong SAR
CJU
Jeju City
HK$1,561 Return, found 17 hours ago
HK$1,561
Return
found 17 hours ago
Select JIN AIR flight, departing Wed, 26 Aug from Hong Kong SAR to Jeju City, returning Mon, 7 Sept, priced at HK$1,561 found 17 hours ago
JIN AIR
Fri, 21 Aug - Thu, 3 Sept
HKG
Hong Kong SAR
CJU
Jeju City
HK$1,611 Return, found 3 days ago
HK$1,611
Return
found 3 days ago
Select JIN AIR flight, departing Fri, 21 Aug from Hong Kong SAR to Jeju City, returning Thu, 3 Sept, priced at HK$1,611 found 3 days ago

Trending flights to South Korea

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.

HK Express
Fri, 11 Sept - Wed, 16 Sept
HKG
Hong Kong SAR
TAE
Daegu
HK$1,375 Return, found 2 hours ago
HK$1,375
Return
found 2 hours ago
Select HK Express flight, departing Fri, 11 Sept from Hong Kong SAR to Daegu, returning Wed, 16 Sept, priced at HK$1,375 found 2 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 HK$324. 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 HK$324 and HK$1,611. Many lucky holiday makers purchased one-way seats from Seoul (GMP) for as little as HK$164.
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 HK$324 to HK$1,611.
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 21ºC to 27ºC 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 traveller'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.