Cheap Flights to Thailand from ₩130,298

View ₩130,298 flight on Wed, May 13, 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 ₩130,298 for one-way flights and ₩275,868 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai AirAsia
Thu, May 28 - Tue, Jun 2
ICN
Seoul
CNX
Chiang Mai
₩275,868 Roundtrip, found 5 hours ago
₩275,868
Roundtrip
found 5 hours ago
Select Thai AirAsia flight, departing Thu, May 28 from Seoul to Chiang Mai, returning Tue, Jun 2, priced at ₩275,868 found 5 hours ago
Eastar Jet
Thu, May 28 - Sun, Jun 7
PUS
Busan
CNX
Chiang Mai
₩278,800 Roundtrip, found 4 days ago
₩278,800
Roundtrip
found 4 days ago
Select Eastar Jet flight, departing Thu, May 28 from Busan to Chiang Mai, returning Sun, Jun 7, priced at ₩278,800 found 4 days ago
AirAsia X
Tue, May 12 - Thu, May 14
ICN
Seoul
HKT
Phuket
₩286,612 Roundtrip, found 4 days ago
₩286,612
Roundtrip
found 4 days ago
Select AirAsia X flight, departing Tue, May 12 from Seoul to Phuket, returning Thu, May 14, priced at ₩286,612 found 4 days ago
AirAsia X
Thu, Apr 16 - Wed, Apr 22
ICN
Seoul
KBV
Krabi
₩316,338 Roundtrip, found 2 days ago
₩316,338
Roundtrip
found 2 days ago
Select AirAsia X flight, departing Thu, Apr 16 from Seoul to Krabi, returning Wed, Apr 22, priced at ₩316,338 found 2 days ago
Thai AirAsia
Thu, Feb 18 - Sun, Feb 21
ICN
Seoul
DMK
Bangkok
₩330,751 Roundtrip, found 15 hours ago
₩330,751
Roundtrip
found 15 hours ago
Select Thai AirAsia flight, departing Thu, Feb 18 from Seoul to Bangkok, returning Sun, Feb 21, priced at ₩330,751 found 15 hours ago
Shandong Airlines
Sat, May 30 - Sat, Jun 20
ICN
Seoul
BKK
Bangkok
₩335,500 Roundtrip, found 7 hours ago
₩335,500
Roundtrip
found 7 hours ago
Select Shandong Airlines flight, departing Sat, May 30 from Seoul to Bangkok, returning Sat, Jun 20, priced at ₩335,500 found 7 hours ago
JIN AIR
Wed, Jun 10 - Wed, Jun 17
PUS
Busan
BKK
Bangkok
₩348,800 Roundtrip, found 3 days ago
₩348,800
Roundtrip
found 3 days ago
Select JIN AIR flight, departing Wed, Jun 10 from Busan to Bangkok, returning Wed, Jun 17, priced at ₩348,800 found 3 days ago
Thai AirAsia X
Wed, Apr 22 - Tue, Apr 28
ICN
Seoul
CEI
Chiang Rai
₩360,195 Roundtrip, found 2 days ago
₩360,195
Roundtrip
found 2 days ago
Select Thai AirAsia X flight, departing Wed, Apr 22 from Seoul to Chiang Rai, returning Tue, Apr 28, priced at ₩360,195 found 2 days ago
Vietnam Airlines
Thu, Oct 15 - Mon, Oct 19
PUS
Busan
HKT
Phuket
₩435,500 Roundtrip, found 4 days ago
₩435,500
Roundtrip
found 4 days ago
Select Vietnam Airlines flight, departing Thu, Oct 15 from Busan to Phuket, returning Mon, Oct 19, priced at ₩435,500 found 4 days ago
Thai AirAsia
Thu, Jul 2 - Tue, Jul 7
ICN
Seoul
UTH
Udon Thani
₩522,921 Roundtrip, found 5 days ago
₩522,921
Roundtrip
found 5 days ago
Select Thai AirAsia flight, departing Thu, Jul 2 from Seoul to Udon Thani, returning Tue, Jul 7, priced at ₩522,921 found 5 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
Thu, May 28 - Tue, Jun 2
ICN
Seoul
CNX
Chiang Mai
₩275,868 Roundtrip, found 5 hours ago
₩275,868
Roundtrip
found 5 hours ago
Select Thai AirAsia flight, departing Thu, May 28 from Seoul to Chiang Mai, returning Tue, Jun 2, priced at ₩275,868 found 5 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 ₩275,868.
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 ₩130,298 in the last seven days. Return flights to Thailand ranged from only ₩275,868 to ₩522,921 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 ₩275,868 and ₩522,921. 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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