Cheap Flights to Thailand from ₩107,130

View ₩107,130 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 ₩107,130 for one-way flights and ₩231,713 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai AirAsia X
Fri, Mar 6 - Thu, Mar 12
ICN
Seoul
DMK
Bangkok
₩231,713 Roundtrip, found 22 hours ago
₩231,713
Roundtrip
found 22 hours ago
Select Thai AirAsia X flight, departing Fri, Mar 6 from Seoul to Bangkok, returning Thu, Mar 12, priced at ₩231,713 found 22 hours ago
T'Way Air
Sat, Jan 31 - Wed, Feb 11
ICN
Seoul
BKK
Bangkok
₩248,000 Roundtrip, just found
₩248,000
Roundtrip
just found
Select T'Way Air flight, departing Sat, Jan 31 from Seoul to Bangkok, returning Wed, Feb 11, priced at ₩248,000 just found
Eastar Jet
Sun, May 17 - Wed, May 27
ICN
Seoul
CNX
Chiang Mai
₩248,800 Roundtrip, found 3 days ago
₩248,800
Roundtrip
found 3 days ago
Select Eastar Jet flight, departing Sun, May 17 from Seoul to Chiang Mai, returning Wed, May 27, priced at ₩248,800 found 3 days ago
Jeju Air
Sun, Mar 1 - Thu, May 14
ICN
Seoul
CNX
Chiang Mai
₩267,800 Roundtrip, found 3 days ago
₩267,800
Roundtrip
found 3 days ago
Select Jeju Air flight, departing Sun, Mar 1 from Seoul to Chiang Mai, returning Thu, May 14, priced at ₩267,800 found 3 days ago
Thai Lion Mantari
Fri, Apr 3 - Mon, Apr 27
ICN
Seoul
DMK
Bangkok
₩275,800 Roundtrip, found 3 days ago
₩275,800
Roundtrip
found 3 days ago
Select Thai Lion Mantari flight, departing Fri, Apr 3 from Seoul to Bangkok, returning Mon, Apr 27, priced at ₩275,800 found 3 days ago
Vietnam Airlines
Sat, Apr 25 - Sun, Apr 26
ICN
Seoul
BKK
Bangkok
₩282,900 Roundtrip, found 19 hours ago
₩282,900
Roundtrip
found 19 hours ago
Select Vietnam Airlines flight, departing Sat, Apr 25 from Seoul to Bangkok, returning Sun, Apr 26, priced at ₩282,900 found 19 hours ago
JIN AIR
Sun, Aug 30 - Sat, Sep 5
ICN
Seoul
CNX
Chiang Mai
₩291,800 Roundtrip, found 4 days ago
₩291,800
Roundtrip
found 4 days ago
Select JIN AIR flight, departing Sun, Aug 30 from Seoul to Chiang Mai, returning Sat, Sep 5, priced at ₩291,800 found 4 days ago
AirAsia X
Sat, Jul 4 - Tue, Jul 7
ICN
Seoul
KBV
Krabi
₩306,382 Roundtrip, found 5 days ago
₩306,382
Roundtrip
found 5 days ago
Select AirAsia X flight, departing Sat, Jul 4 from Seoul to Krabi, returning Tue, Jul 7, priced at ₩306,382 found 5 days ago
T'way Air with baggage
Fri, Jan 30 - Tue, Feb 3
ICN
Seoul
BKK
Bangkok
₩310,800 Roundtrip, found 3 hours ago
₩310,800
Roundtrip
found 3 hours ago
Select T'way Air with baggage flight, departing Fri, Jan 30 from Seoul to Bangkok, returning Tue, Feb 3, priced at ₩310,800 found 3 hours ago
JIN AIR
Wed, Jan 28 - Wed, Feb 4
ICN
Seoul
HKT
Phuket
₩327,200 Roundtrip, just found
₩327,200
Roundtrip
just found
Select JIN AIR flight, departing Wed, Jan 28 from Seoul to Phuket, returning Wed, Feb 4, priced at ₩327,200 just found

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 ₩231,713.
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 ₩107,130 in the last seven days. Return flights to Thailand ranged from only ₩231,713 to ₩327,200 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 ₩231,713 and ₩327,200. 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 X
Fri, Mar 6 - Thu, Mar 12
ICN
Seoul
DMK
Bangkok
₩231,713 Roundtrip, found 22 hours ago
₩231,713
Roundtrip
found 22 hours ago
Select Thai AirAsia X flight, departing Fri, Mar 6 from Seoul to Bangkok, returning Thu, Mar 12, priced at ₩231,713 found 22 hours ago
*Available to Expedia members.