Cheapest one-way flights from Seoul to Vientiane in September from $136

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

One-Way flights

12 Sep Vietnam Airlines
05 Sep Thai AirAsia
07 Sep Scoot
11 Sep Scoot
12 Sep Jeju Air direct
18 Sep Lao Airlines direct
07 Sep Lao Airlines direct
23 Sep AirAsia X
22 Sep Lao Airlines direct
25 Sep Lao Airlines direct

Also check the deals for return flights from Seoul to Vientiane in September.

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