Cheapest return flights from Seoul to Vientiane in December from $270
AirHint found the following cheapest return flights from Seoul (ICN) to Vientiane (VTE)
in December 2025 (see full year ).
Return flights
18 Dec
- 22 Dec
Vietnam Airlines
$ 270
29 Dec
- 27 Jan
T'way Air
$ 299
direct
23 Dec
- 30 Dec
China Southern
$ 325
11 Dec
- 25 Dec
China Southern
$ 325
07 Dec
- 13 Dec
China Southern
$ 326
11 Dec
- 14 Dec
China Southern
$ 326
09 Dec
- 12 Dec
China Southern
$ 326
05 Dec
- 10 Dec
China Southern
$ 326
11 Dec
- 18 Dec
China Southern
$ 326
12 Dec
- 15 Dec
China Southern
$ 326
02 Dec
- 09 Dec
China Southern
$ 326
31 Dec
- 03 Jan
China Southern
$ 379
31 Dec
- 04 Jan
China Southern
$ 379
18 Dec
- 02 Jan
China Southern
$ 379
30 Dec
- 03 Jan
China Southern
$ 379
30 Dec
- 04 Jan
China Southern
$ 379
18 Dec
- 03 Jan
China Southern
$ 379
25 Dec
- 01 Jan
China Southern
$ 379
25 Dec
- 04 Jan
China Southern
$ 379
25 Dec
- 03 Jan
China Southern
$ 379
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.
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