Cheap Flights to Thailand from ₩96,810

View ₩96,810 flight on Sun, Mar 1, 2026Opens in a new window

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How much is the cheapest flight to Thailand?

Prices were available within the past 7 days and start at ₩96,810 for one-way flights and ₩229,355 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai AirAsia
Fri, Jun 19 - Sun, Jun 21
ICN
Seoul
DMK
Bangkok
₩229,355 Roundtrip, found 1 day ago
₩229,355
Roundtrip
found 1 day ago
Select Thai AirAsia flight, departing Fri, Jun 19 from Seoul to Bangkok, returning Sun, Jun 21, priced at ₩229,355 found 1 day ago
Thai AirAsia X
Tue, Apr 21 - Fri, Apr 24
ICN
Seoul
DMK
Bangkok
₩232,934 Roundtrip, found 3 hours ago
₩232,934
Roundtrip
found 3 hours ago
Select Thai AirAsia X flight, departing Tue, Apr 21 from Seoul to Bangkok, returning Fri, Apr 24, priced at ₩232,934 found 3 hours ago
JIN AIR
Sat, Mar 28 - Sat, Apr 18
ICN
Seoul
BKK
Bangkok
₩240,800 Roundtrip, found 7 hours ago
₩240,800
Roundtrip
found 7 hours ago
Select JIN AIR flight, departing Sat, Mar 28 from Seoul to Bangkok, returning Sat, Apr 18, priced at ₩240,800 found 7 hours ago
Jeju Air
Sun, Mar 1 - Wed, Apr 22
ICN
Seoul
CNX
Chiang Mai
₩244,800 Roundtrip, found 17 hours ago
₩244,800
Roundtrip
found 17 hours ago
Select Jeju Air flight, departing Sun, Mar 1 from Seoul to Chiang Mai, returning Wed, Apr 22, priced at ₩244,800 found 17 hours ago
Eastar Jet
Mon, Mar 2 - Fri, Mar 20
PUS
Busan
CNX
Chiang Mai
₩245,800 Roundtrip, found 11 hours ago
₩245,800
Roundtrip
found 11 hours ago
Select Eastar Jet flight, departing Mon, Mar 2 from Busan to Chiang Mai, returning Fri, Mar 20, priced at ₩245,800 found 11 hours ago
AirAsia X
Thu, Jul 2 - Thu, Jul 9
ICN
Seoul
HKT
Phuket
₩248,533 Roundtrip, found 17 hours ago
₩248,533
Roundtrip
found 17 hours ago
Select AirAsia X flight, departing Thu, Jul 2 from Seoul to Phuket, returning Thu, Jul 9, priced at ₩248,533 found 17 hours ago
Jeju Air
Thu, Feb 19 - Thu, May 21
PUS
Busan
BKK
Bangkok
₩249,100 Roundtrip, found 6 days ago
₩249,100
Roundtrip
found 6 days ago
Select Jeju Air flight, departing Thu, Feb 19 from Busan to Bangkok, returning Thu, May 21, priced at ₩249,100 found 6 days ago
Vietnam Airlines
Fri, Jun 26 - Wed, Jul 1
PUS
Busan
BKK
Bangkok
₩252,700 Roundtrip, found 4 days ago
₩252,700
Roundtrip
found 4 days ago
Select Vietnam Airlines flight, departing Fri, Jun 26 from Busan to Bangkok, returning Wed, Jul 1, priced at ₩252,700 found 4 days ago
Vietnam Airlines
Thu, May 28 - Mon, Jun 1
PUS
Busan
HKT
Phuket
₩270,900 Roundtrip, found 1 day ago
₩270,900
Roundtrip
found 1 day ago
Select Vietnam Airlines flight, departing Thu, May 28 from Busan to Phuket, returning Mon, Jun 1, priced at ₩270,900 found 1 day ago
AirAsia X
Thu, Apr 23 - Mon, Apr 27
ICN
Seoul
KBV
Krabi
₩312,480 Roundtrip, found 6 days ago
₩312,480
Roundtrip
found 6 days ago
Select AirAsia X flight, departing Thu, Apr 23 from Seoul to Krabi, returning Mon, Apr 27, priced at ₩312,480 found 6 days ago

About Thailand

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

Frequently asked questions

How do I find cheap flights to Thailand that have flexible change policies?
By using our smart "No change fee" filter, that's how. Just enter your travel details, click "Search," then mark the checkbox underneath the "Flexible change policies" subheading (it's on the top left of your screen). Expedia makes it easy to find flexible and affordable flights to Thailand.
How can I find cheap tickets to Thailand?
Book well in advance, travel on a cheaper day, avoid peak travel periods — there's no shortage of ways! One more is to make use of Expedia's "flexible dates" function. Find a Thailand flight, then compare the cheapest prices for nearby dates. In the last seven days, the lowest price for a flight to Thailand was ₩229,355.
How much is a flight to Thailand?
If you were flying one way from Seoul (ICN), you could've picked up a bargain fare for ₩96,810 in the last seven days. Return flights to Thailand ranged from only ₩229,355 to ₩312,480 over the same period.
When is the cheapest time to fly to Thailand?
Jetting off on a Tuesday, followed by a Monday, is usually the best way to bag the cheapest flight. Steer clear of weekends if you can, because Saturday is typically the costliest day. Spend the dollars you saved having fun in Thailand instead!
How much is a plane ticket to Thailand?
In the last seven days, plane fares cost between ₩229,355 and ₩312,480. Have a look at our fantastic deals to Thailand, pick your favorite and then start packing your bags.
What is the best time to go to Thailand?
August, September and October are the most popular months to discover the wonders of Bangkok, one of Thailand's most interesting cities. Summertime here begins June 20. Average temperatures range from 80ºF to 90ºF throughout the season, so consider traveling then if you enjoy warmer weather.
What months are the cheapest to book a flight to Thailand?
To land a fabulous deal to Thailand, try to book sometime in February when prices are at their lowest. When do tickets cost the most? In the USA, it's December.

Trending flights to Thailand

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.

Thai AirAsia
Fri, Jun 19 - Sun, Jun 21
ICN
Seoul
DMK
Bangkok
₩229,355 Roundtrip, found 1 day ago
₩229,355
Roundtrip
found 1 day ago
Select Thai AirAsia flight, departing Fri, Jun 19 from Seoul to Bangkok, returning Sun, Jun 21, priced at ₩229,355 found 1 day ago
*Available to Expedia members.