Cheap Flights to Thailand from ₩106,900

View ₩106,900 flight on Fri, Mar 27, 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 ₩106,900 for one-way flights and ₩275,423 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai AirAsia X
Mon, Apr 20 - Wed, Apr 22
ICN
Seoul
CNX
Chiang Mai
₩275,423 Roundtrip, found 8 hours ago
₩275,423
Roundtrip
found 8 hours ago
Select Thai AirAsia X flight, departing Mon, Apr 20 from Seoul to Chiang Mai, returning Wed, Apr 22, priced at ₩275,423 found 8 hours ago
Thai AirAsia
Mon, May 4 - Mon, May 11
ICN
Seoul
CNX
Chiang Mai
₩276,701 Roundtrip, found 3 hours ago
₩276,701
Roundtrip
found 3 hours ago
Select Thai AirAsia flight, departing Mon, May 4 from Seoul to Chiang Mai, returning Mon, May 11, priced at ₩276,701 found 3 hours ago
JIN AIR
Mon, Sep 28 - Wed, Sep 30
ICN
Seoul
BKK
Bangkok
₩281,400 Roundtrip, found 2 hours ago
₩281,400
Roundtrip
found 2 hours ago
Select JIN AIR flight, departing Mon, Sep 28 from Seoul to Bangkok, returning Wed, Sep 30, priced at ₩281,400 found 2 hours ago
Jeju Air
Wed, Mar 25 - Tue, Apr 21
ICN
Seoul
BKK
Bangkok
₩283,400 Roundtrip, found 5 hours ago
₩283,400
Roundtrip
found 5 hours ago
Select Jeju Air flight, departing Wed, Mar 25 from Seoul to Bangkok, returning Tue, Apr 21, priced at ₩283,400 found 5 hours ago
AirAsia X
Wed, Mar 25 - Tue, Apr 21
ICN
Seoul
HKT
Phuket
₩286,175 Roundtrip, found 2 days ago
₩286,175
Roundtrip
found 2 days ago
Select AirAsia X flight, departing Wed, Mar 25 from Seoul to Phuket, returning Tue, Apr 21, priced at ₩286,175 found 2 days ago
Thai AirAsia
Sun, Jan 17 - Sat, Jan 23
ICN
Seoul
DMK
Bangkok
₩293,183 Roundtrip, found 2 days ago
₩293,183
Roundtrip
found 2 days ago
Select Thai AirAsia flight, departing Sun, Jan 17 from Seoul to Bangkok, returning Sat, Jan 23, priced at ₩293,183 found 2 days ago
T'way Air with baggage
Fri, Mar 27 - Sat, Apr 18
ICN
Seoul
BKK
Bangkok
₩296,830 Roundtrip, found 3 hours ago
₩296,830
Roundtrip
found 3 hours ago
Select T'way Air with baggage flight, departing Fri, Mar 27 from Seoul to Bangkok, returning Sat, Apr 18, priced at ₩296,830 found 3 hours ago
Eastar Jet
Sun, Apr 26 - Thu, May 28
ICN
Seoul
CNX
Chiang Mai
₩303,300 Roundtrip, found 1 day ago
₩303,300
Roundtrip
found 1 day ago
Select Eastar Jet flight, departing Sun, Apr 26 from Seoul to Chiang Mai, returning Thu, May 28, priced at ₩303,300 found 1 day ago
Vietnam Airlines
Sat, Oct 17 - Sat, Oct 24
ICN
Seoul
BKK
Bangkok
₩310,000 Roundtrip, found 18 hours ago
₩310,000
Roundtrip
found 18 hours ago
Select Vietnam Airlines flight, departing Sat, Oct 17 from Seoul to Bangkok, returning Sat, Oct 24, priced at ₩310,000 found 18 hours ago
AirAsia X
Tue, Jul 21 - Mon, Jul 27
ICN
Seoul
KBV
Krabi
₩318,846 Roundtrip, found 2 days ago
₩318,846
Roundtrip
found 2 days ago
Select AirAsia X flight, departing Tue, Jul 21 from Seoul to Krabi, returning Mon, Jul 27, priced at ₩318,846 found 2 days ago

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
Mon, Apr 20 - Wed, Apr 22
ICN
Seoul
CNX
Chiang Mai
₩275,423 Roundtrip, found 8 hours ago
₩275,423
Roundtrip
found 8 hours ago
Select Thai AirAsia X flight, departing Mon, Apr 20 from Seoul to Chiang Mai, returning Wed, Apr 22, priced at ₩275,423 found 8 hours ago

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 ₩275,423.
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 ₩106,900 in the last seven days. Return flights to Thailand ranged from only ₩275,423 to ₩318,846 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 ₩275,423 and ₩318,846. 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.

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About Thailand

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