Cheapest return flights from Seoul to Vientiane in December from 248€

AirHint found the following cheapest return flights from Seoul (ICN) to Vientiane (VTE) in December 2025 (see full year).

Return flights

12 Dec - 18 Dec Vietnam Airlines
11 Dec - 17 Dec China Southern
10 Dec - 15 Dec China Southern
23 Dec - 28 Dec China Southern
11 Dec - 16 Dec China Southern
23 Dec - 29 Dec China Southern
07 Dec - 13 Dec China Southern
09 Dec - 13 Dec China Southern
04 Dec - 08 Dec China Southern
02 Dec - 06 Dec China Southern
25 Dec - 05 Jan China Southern
05 Dec - 03 Jan China Southern
25 Dec - 02 Jan China Southern
31 Dec - 04 Jan China Southern
30 Dec - 03 Jan China Southern
13 Dec - 11 Jan China Southern
27 Dec - 04 Jan China Southern
29 Dec - 05 Jan China Southern
28 Dec - 02 Jan China Southern
29 Dec - 02 Jan China Southern

Also check the deals for one-way flights from Seoul to Vientiane in December.

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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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