Cheapest return flights from Seoul to Vientiane in September from 202€

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

Return flights

05 Sep - 14 Sep Vietnam Airlines
04 Sep - 16 Sep Vietnam Airlines
12 Sep - 18 Sep Vietnam Airlines
12 Sep - 30 Sep Vietnam Airlines
12 Sep - 01 Oct Vietnam Airlines
19 Sep - 25 Sep Vietnam Airlines
15 Sep - 15 Oct Vietnam Airlines
22 Sep - 27 Sep Jeju Air direct
22 Sep - 26 Sep Jeju Air direct
22 Sep - 25 Sep Jeju Air direct
12 Sep - 20 Sep Jeju Air direct
21 Sep - 27 Sep Jeju Air direct
12 Sep - 01 Oct Jeju Air direct
23 Sep - 20 Oct Jeju Air direct
26 Sep - 03 Oct Jeju Air direct
26 Sep - 18 Oct Jeju Air direct
28 Sep - 03 Oct Jeju Air direct
09 Sep - 03 Oct Jeju Air direct
19 Sep - 15 Oct VietJet Air
27 Sep - 04 Oct Jeju Air 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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