Cheapest return flights from Seoul to Vientiane in September from $241

Best time to book flights for Seoul (ICN) to Vientiane (VTE) flights at AirHint

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

Return flights

25 Sep - 25 Oct VietJet Air
08 Sep - 12 Sep Vietnam Airlines
01 Sep - 05 Sep Vietnam Airlines
19 Sep - 23 Sep Vietnam Airlines
19 Sep - 26 Sep Vietnam Airlines
06 Sep - 10 Sep Vietnam Airlines
17 Sep - 20 Sep Vietnam Airlines
07 Sep - 17 Sep Vietnam Airlines
14 Sep - 19 Sep Vietnam Airlines
13 Sep - 17 Sep Vietnam Airlines
15 Sep - 18 Sep Vietnam Airlines
26 Sep - 03 Oct Vietnam Airlines
24 Sep - 02 Oct Vietnam Airlines
11 Sep - 16 Oct Vietnam Airlines
27 Sep - 01 Oct Vietnam Airlines
27 Sep - 13 Oct Vietnam Airlines
26 Sep - 03 Oct Jeju Air direct
11 Sep - 16 Oct Jeju Air direct
27 Sep - 01 Oct Jeju Air direct
25 Sep - 12 Oct China Southern

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

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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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