AirHint found the following cheapest return flights from Seoul (ICN) to Vientiane (VTE)
in December 2025 (see full year ).
Return flights
01 Dec
- 07 Dec
Vietnam Airlines
$ 276
18 Dec
- 21 Dec
Vietnam Airlines
$ 276
12 Dec
- 21 Dec
Vietnam Airlines
$ 276
08 Dec
- 19 Dec
Vietnam Airlines
$ 277
03 Dec
- 07 Dec
Vietnam Airlines
$ 277
23 Dec
- 31 Dec
China Southern
$ 316
23 Dec
- 27 Dec
China Southern
$ 317
25 Dec
- 29 Dec
China Southern
$ 366
25 Dec
- 31 Dec
China Southern
$ 366
24 Dec
- 28 Dec
China Southern
$ 381
31 Dec
- 03 Jan
China Southern
$ 381
24 Dec
- 03 Jan
China Southern
$ 381
23 Dec
- 03 Jan
Lao Airlines
$ 570
direct
24 Dec
- 03 Jan
Lao Airlines
$ 590
direct
18 Dec
- 03 Jan
Lao Airlines
$ 590
direct
31 Dec
- 03 Jan
Lao Airlines
$ 590
direct
31 Dec
- 16 Jan
Lao Airlines
$ 590
direct
31 Dec
- 15 Jan
Lao Airlines
$ 590
direct
25 Dec
- 03 Jan
Lao Airlines
$ 590
direct
24 Dec
- 13 Jan
Lao Airlines
$ 591
Also check the deals for one-way flights from Seoul to Vientiane 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.