Cheapest return flights from Seoul to Vientiane in September from $253

AirHint found the following cheapest return flights from Seoul (ICN) to Vientiane (VTE) in September 2026 (see full year).

Return flights

12 Sep - 20 Sep Vietnam Airlines
18 Sep - 25 Sep Vietnam Airlines
19 Sep - 25 Sep Vietnam Airlines
02 Sep - 06 Sep Vietnam Airlines
02 Sep - 06 Sep Jeju Air direct
10 Sep - 14 Sep Jeju Air direct
12 Sep - 20 Sep Jeju Air direct
17 Sep - 27 Sep Vietnam Airlines
18 Sep - 27 Sep Vietnam Airlines
22 Sep - 24 Sep Vietnam Airlines
12 Sep - 01 Oct Lao Airlines direct
18 Sep - 01 Oct Lao Airlines direct
19 Sep - 01 Oct Lao Airlines direct
19 Sep - 09 Oct Lao Airlines direct
24 Sep - 14 Oct Lao Airlines direct
22 Sep - 01 Oct Lao Airlines direct
22 Sep - 11 Oct Lao Airlines direct
22 Sep - 09 Oct Lao Airlines direct
18 Sep - 04 Oct Lao Airlines direct
18 Sep - 05 Oct Lao Airlines direct

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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