Cheapest return flights from Seoul to Vientiane in September from 180€

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

Return flights

12 Sep - 30 Sep VietJet Air
19 Sep - 30 Sep VietJet Air
19 Sep - 01 Oct VietJet Air
17 Sep - 21 Sep VietJet Air
05 Sep - 14 Sep VietJet Air
09 Sep - 12 Sep Vietnam Airlines
23 Sep - 29 Sep Jeju Air direct
05 Sep - 13 Sep VietJet Air
22 Sep - 30 Sep VietJet Air
17 Sep - 30 Sep VietJet Air
19 Sep - 26 Sep Jeju Air direct
19 Sep - 01 Oct Jeju Air direct
23 Sep - 20 Oct Jeju Air direct
17 Sep - 02 Oct VietJet Air
12 Sep - 01 Oct VietJet Air
26 Sep - 05 Oct Jeju Air direct
28 Sep - 17 Oct Jeju Air direct
28 Sep - 06 Oct Jeju Air direct
28 Sep - 16 Oct Jeju Air direct
28 Sep - 01 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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