AirHint found the following cheapest return flights from Seoul (ICN) to Chiang Mai (CNX)
in April 2025 (see full year ).
Return flights
26 Apr
- 29 Apr
AirAsia X
$ 291
26 Apr
- 14 May
AirAsia X
$ 291
23 Apr
- 24 Apr
Thai AirAsia X
$ 296
23 Apr
- 29 Apr
Thai AirAsia X
$ 296
23 Apr
- 21 May
Thai AirAsia X
$ 296
23 Apr
- 26 Apr
Thai AirAsia X
$ 302
26 Apr
- 26 Apr
AirAsia X
$ 310
26 Apr
- 13 May
AirAsia X
$ 315
26 Apr
- 11 May
AirAsia X
$ 315
23 Apr
- 23 Apr
Thai AirAsia X
$ 320
22 Apr
- 13 May
Thai AirAsia X
$ 320
23 Apr
- 13 May
Thai AirAsia X
$ 320
23 Apr
- 11 May
Thai AirAsia X
$ 320
24 Apr
- 29 Apr
Thai AirAsia X
$ 321
24 Apr
- 14 May
Thai AirAsia X
$ 321
24 Apr
- 26 Apr
Thai AirAsia X
$ 327
26 Apr
- 07 May
AirAsia X
$ 331
17 Apr
- 23 Apr
China Southern
$ 332
11 Apr
- 13 Apr
China Southern
$ 332
23 Apr
- 07 May
Thai AirAsia X
$ 337
Also check the deals for one-way flights from Seoul to Chiang Mai in April .
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.