A colorful canopy of paper lanterns over a cemetery.

Cheap Flights to South Korea | Popular Routes to South Korea from HK$864

View HK$864 flight on Wed, 25 Nov 2026Opens in a new window

Popular airlines to South Korea

  • Korean Air

  • Asiana Airlines

  • Cathay Pacific

  • Jeju Air with Bag

  • EVA Airways

  • China Airlines

  • Air China

  • 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$864 for one-way flights and HK$1,471 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

HK Express
Eastar Jet
T'way Air
Jeju Air with Bag
HK Express
HK Express
Jeju Air
JIN AIR
T'way Air with baggage
Air Premia

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

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$1,471. 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$1,471 and HK$1,999. Many lucky holiday makers purchased one-way seats from Hong Kong SAR (HKG) for as little as HK$864.
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$1,471 to HK$1,999.
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.