Cheap Flights to Thailand from ₩42,102

View ₩42,102 flight on Tue, Sep 8, 2026Opens in a new window

Popular airlines to Thailand

  • Emirates

  • Qatar Airways

  • Singapore Airlines

  • Cathay Pacific

  • Turkish Airlines

  • Thai Airways International

  • Malaysia Airlines

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 40% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

How much is the cheapest flight to Thailand?

Prices were available within the past 7 days and start at ₩42,102 for one-way flights and ₩90,608 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thai AirAsia
Thu, Jun 18 - Wed, Jun 24
CNX
Chiang Mai
DMK
Bangkok
₩90,608 Roundtrip, found 23 hours ago
₩90,608
Roundtrip
found 23 hours ago
Select Thai AirAsia flight, departing Thu, Jun 18 from Chiang Mai to Bangkok, returning Wed, Jun 24, priced at ₩90,608 found 23 hours ago
Thai AirAsia
Thu, Jun 18 - Wed, Jun 24
CNX
Chiang Mai
BKK
Bangkok
₩90,608 Roundtrip, found 23 hours ago
₩90,608
Roundtrip
found 23 hours ago
Select Thai AirAsia flight, departing Thu, Jun 18 from Chiang Mai to Bangkok, returning Wed, Jun 24, priced at ₩90,608 found 23 hours ago
Thai Lion Mantari
Thu, Jun 11 - Mon, Jun 15
CNX
Chiang Mai
DMK
Bangkok
₩105,800 Roundtrip, found 5 hours ago
₩105,800
Roundtrip
found 5 hours ago
Select Thai Lion Mantari flight, departing Thu, Jun 11 from Chiang Mai to Bangkok, returning Mon, Jun 15, priced at ₩105,800 found 5 hours ago
Thai AirAsia
Fri, Apr 17 - Thu, May 7
CNX
Chiang Mai
UTH
Udon Thani
₩163,257 Roundtrip, found 23 hours ago
₩163,257
Roundtrip
found 23 hours ago
Select Thai AirAsia flight, departing Fri, Apr 17 from Chiang Mai to Udon Thani, returning Thu, May 7, priced at ₩163,257 found 23 hours ago
Thai Lion Mantari
Sat, Mar 21 - Thu, Apr 2
CNX
Chiang Mai
UTP
Chonburi Province
₩200,900 Roundtrip, found 4 days ago
₩200,900
Roundtrip
found 4 days ago
Select Thai Lion Mantari flight, departing Sat, Mar 21 from Chiang Mai to Chonburi Province, returning Thu, Apr 2, priced at ₩200,900 found 4 days ago
Thai AirAsia
Fri, Jan 8 - Thu, Jan 14
ICN
Seoul
DMK
Bangkok
₩241,347 Roundtrip, found 1 day ago
₩241,347
Roundtrip
found 1 day ago
Select Thai AirAsia flight, departing Fri, Jan 8 from Seoul to Bangkok, returning Thu, Jan 14, priced at ₩241,347 found 1 day ago
Thai Airways International
Mon, Apr 13 - Fri, Apr 17
CNX
Chiang Mai
BKK
Bangkok
₩249,800 Roundtrip, found 5 hours ago
₩249,800
Roundtrip
found 5 hours ago
Select Thai Airways International flight, departing Mon, Apr 13 from Chiang Mai to Bangkok, returning Fri, Apr 17, priced at ₩249,800 found 5 hours ago
AirAsia X
Fri, Mar 27 - Tue, Mar 31
ICN
Seoul
CNX
Chiang Mai
₩251,450 Roundtrip, found 3 days ago
₩251,450
Roundtrip
found 3 days ago
Select AirAsia X flight, departing Fri, Mar 27 from Seoul to Chiang Mai, returning Tue, Mar 31, priced at ₩251,450 found 3 days ago
Thai Lion Mantari
Sat, Apr 25 - Sun, Apr 26
CNX
Chiang Mai
KBV
Krabi
₩252,300 Roundtrip, found 1 day ago
₩252,300
Roundtrip
found 1 day ago
Select Thai Lion Mantari flight, departing Sat, Apr 25 from Chiang Mai to Krabi, returning Sun, Apr 26, priced at ₩252,300 found 1 day ago
JIN AIR
Thu, Mar 12 - Tue, Apr 21
ICN
Seoul
BKK
Bangkok
₩257,900 Roundtrip, just found
₩257,900
Roundtrip
just found
Select JIN AIR flight, departing Thu, Mar 12 from Seoul to Bangkok, returning Tue, Apr 21, priced at ₩257,900 just found

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, Jan 8 - Thu, Jan 14
ICN
Seoul
DMK
Bangkok
₩241,347 Roundtrip, found 1 day ago
₩241,347
Roundtrip
found 1 day ago
Select Thai AirAsia flight, departing Fri, Jan 8 from Seoul to Bangkok, returning Thu, Jan 14, priced at ₩241,347 found 1 day 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 ₩90,608.
How much is a flight to Thailand?
If you were flying one way from Chiang Mai (CNX), you could've picked up a bargain fare for ₩42,102 in the last seven days. Return flights to Thailand ranged from only ₩90,608 to ₩257,900 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 ₩90,608 and ₩257,900. 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

Explore a world of travel with Expedia

*Available to Expedia members.