AirHint found the following cheapest return flights from Seoul (ICN) to Phnom-penh (PNH)
in December 2025 (see full year ).
Return flights
15 Dec
- 19 Dec
Vietnam Airlines
$ 276
07 Dec
- 13 Dec
Vietnam Airlines
$ 283
07 Dec
- 13 Dec
Korean Air
$ 325
direct
15 Dec
- 19 Dec
Asiana Airlines
$ 383
direct
24 Dec
- 07 Jan
Asiana Airlines
$ 383
direct
23 Dec
- 06 Jan
Asiana Airlines
$ 383
direct
25 Dec
- 07 Jan
Asiana Airlines
$ 383
direct
25 Dec
- 08 Jan
Asiana Airlines
$ 383
direct
26 Dec
- 28 Dec
Asiana Airlines
$ 390
direct
23 Dec
- 07 Jan
Thai AirAsia X
$ 584
26 Dec
- 07 Jan
Thai AirAsia X
$ 589
25 Dec
- 14 Jan
Thai AirAsia X
$ 593
26 Dec
- 14 Jan
Thai AirAsia X
$ 598
24 Dec
- 06 Jan
Thai AirAsia X
$ 603
24 Dec
- 08 Jan
Thai AirAsia X
$ 603
07 Dec
- 19 Dec
Thai AirAsia X
$ 619
24 Dec
- 29 Dec
Thai AirAsia X
$ 623
23 Dec
- 29 Dec
Thai AirAsia X
$ 623
25 Dec
- 29 Dec
Thai AirAsia X
$ 623
15 Dec
- 29 Dec
Thai AirAsia X
$ 624
Also check the deals for one-way flights from Seoul to Phnom-penh in December .
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.