Cheapest return flights from Seoul to Vientiane in September from 343€

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

Return flights

22 Sep - 24 Sep Vietnam Airlines
22 Sep - 24 Sep Jeju Air direct
23 Sep - 26 Sep Thai Airways
24 Sep - 27 Sep Thai Airways
23 Sep - 26 Sep Jeju Air direct
24 Sep - 27 Sep Jeju Air direct

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

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