AirHint found the following cheapest return flights from Seoul (ICN) to Chiang Mai (CNX)
in February 2026 (see full year ).
Return flights
04 Feb
- 13 Feb
Malaysia Airlines
$ 380
25 Feb
- 28 Feb
Malaysia Airlines
$ 380
11 Feb
- 25 Feb
Singapore Airlines
$ 384
25 Feb
- 05 Mar
AirAsia X
$ 391
24 Feb
- 05 Mar
AirAsia X
$ 392
14 Feb
- 15 Feb
Malaysia Airlines
$ 402
06 Feb
- 15 Feb
Malaysia Airlines
$ 409
10 Feb
- 25 Feb
Singapore Airlines
$ 412
01 Feb
- 04 Feb
Singapore Airlines
$ 413
24 Feb
- 25 Feb
AirAsia X
$ 416
05 Feb
- 25 Feb
AirAsia X
$ 416
05 Feb
- 10 Feb
AirAsia X
$ 417
25 Feb
- 02 Mar
AirAsia X
$ 468
10 Feb
- 02 Mar
AirAsia X
$ 470
24 Feb
- 02 Mar
AirAsia X
$ 470
28 Feb
- 05 Mar
Thai Airways
$ 499
12 Feb
- 05 Mar
Thai AirAsia X
$ 514
19 Feb
- 05 Mar
Thai AirAsia X
$ 527
20 Feb
- 05 Mar
Thai AirAsia X
$ 527
13 Feb
- 05 Mar
Thai AirAsia X
$ 528
Also check the deals for one-way flights from Seoul to Chiang Mai in February .
The deals are updated regularly. The prices may go up as tickets are purchased by other travellers.
Only the cheapest flights are offered.
Select a price to book and secure these cheap prices.