Cheap Flights to Thailand from ₩191,480

View ₩191,480 flight on Fri, Aug 21, 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 ₩191,480 for one-way flights and ₩382,644 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Wed, Aug 19 - Tue, Aug 25
ICN
Seoul
KBV
Krabi
₩382,644 Roundtrip, found 22 hours ago
₩382,644
Roundtrip
found 22 hours ago
Select Scoot flight, departing Wed, Aug 19 from Seoul to Krabi, returning Tue, Aug 25, priced at ₩382,644 found 22 hours ago
Shandong Airlines
Wed, Jun 10 - Sat, Jun 20
ICN
Seoul
BKK
Bangkok
₩403,700 Roundtrip, found 2 hours ago
₩403,700
Roundtrip
found 2 hours ago
Select Shandong Airlines flight, departing Wed, Jun 10 from Seoul to Bangkok, returning Sat, Jun 20, priced at ₩403,700 found 2 hours ago
T'Way Air
Wed, Jul 1 - Thu, Jul 23
ICN
Seoul
BKK
Bangkok
₩410,610 Roundtrip, found 4 days ago
₩410,610
Roundtrip
found 4 days ago
Select T'Way Air flight, departing Wed, Jul 1 from Seoul to Bangkok, returning Thu, Jul 23, priced at ₩410,610 found 4 days ago
Eastar Jet
Sat, Aug 22 - Thu, Aug 27
ICN
Seoul
CNX
Chiang Mai
₩415,400 Roundtrip, found 14 hours ago
₩415,400
Roundtrip
found 14 hours ago
Select Eastar Jet flight, departing Sat, Aug 22 from Seoul to Chiang Mai, returning Thu, Aug 27, priced at ₩415,400 found 14 hours ago
Scoot
Mon, Aug 24 - Sun, Aug 30
ICN
Seoul
HKT
Phuket
₩417,013 Roundtrip, just found
₩417,013
Roundtrip
just found
Select Scoot flight, departing Mon, Aug 24 from Seoul to Phuket, returning Sun, Aug 30, priced at ₩417,013 just found
Thai AirAsia
Fri, Jan 15 - Wed, Jan 20
ICN
Seoul
DMK
Bangkok
₩428,176 Roundtrip, found 5 days ago
₩428,176
Roundtrip
found 5 days ago
Select Thai AirAsia flight, departing Fri, Jan 15 from Seoul to Bangkok, returning Wed, Jan 20, priced at ₩428,176 found 5 days ago
Jeju Air
Sun, Jul 19 - Wed, Jul 22
ICN
Seoul
CNX
Chiang Mai
₩439,600 Roundtrip, found 18 hours ago
₩439,600
Roundtrip
found 18 hours ago
Select Jeju Air flight, departing Sun, Jul 19 from Seoul to Chiang Mai, returning Wed, Jul 22, priced at ₩439,600 found 18 hours ago
Jeju Air
Sun, Jun 28 - Thu, Jul 16
PUS
Busan
BKK
Bangkok
₩458,600 Roundtrip, found 5 days ago
₩458,600
Roundtrip
found 5 days ago
Select Jeju Air flight, departing Sun, Jun 28 from Busan to Bangkok, returning Thu, Jul 16, priced at ₩458,600 found 5 days ago
Eastar Jet
Sun, Jul 12 - Sun, Jul 19
PUS
Busan
CNX
Chiang Mai
₩483,600 Roundtrip, found 5 days ago
₩483,600
Roundtrip
found 5 days ago
Select Eastar Jet flight, departing Sun, Jul 12 from Busan to Chiang Mai, returning Sun, Jul 19, priced at ₩483,600 found 5 days ago
Scoot
Mon, Jun 8 - Sat, Jun 27
ICN
Seoul
USM
Koh Samui
₩557,890 Roundtrip, found 5 days ago
₩557,890
Roundtrip
found 5 days ago
Select Scoot flight, departing Mon, Jun 8 from Seoul to Koh Samui, returning Sat, Jun 27, priced at ₩557,890 found 5 days ago
Book with confidence

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.

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.

Scoot
Wed, Aug 19 - Tue, Aug 25
ICN
Seoul
KBV
Krabi
₩382,644 Roundtrip, found 22 hours ago
₩382,644
Roundtrip
found 22 hours ago
Select Scoot flight, departing Wed, Aug 19 from Seoul to Krabi, returning Tue, Aug 25, priced at ₩382,644 found 22 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 ₩382,644.
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 ₩191,480 in the last seven days. Return flights to Thailand ranged from only ₩382,644 to ₩557,890 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 ₩382,644 and ₩557,890. 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.

Book with confidence

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.
About Thailand

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