Cheapest return flights from Seoul to Vientiane in September from 250€

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

27 Sep - 30 Sep Jeju Air direct
13 Sep - 18 Sep Vietnam Airlines
05 Sep - 07 Sep Vietnam Airlines
19 Sep - 24 Sep Vietnam Airlines
26 Sep - 30 Sep Vietnam Airlines
04 Sep - 07 Sep Vietnam Airlines
11 Sep - 14 Sep Vietnam Airlines
05 Sep - 08 Sep Vietnam Airlines
23 Sep - 26 Sep Vietnam Airlines
24 Sep - 01 Oct Vietnam Airlines
27 Sep - 03 Oct Vietnam Airlines
30 Sep - 14 Oct Jeju Air direct
30 Sep - 13 Oct Vietnam Airlines
26 Sep - 30 Sep Jeju Air direct
02 Sep - 31 Oct Vietnam Airlines
30 Sep - 13 Oct Jeju Air direct
24 Sep - 01 Oct Jeju Air direct
26 Sep - 12 Oct Jeju Air direct
28 Sep - 06 Oct Jeju Air direct
27 Sep - 03 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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