Cheapest one-way flights from Seoul to Vientiane in April from $142

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

One-Way flights

07 Apr Air Busan
10 Apr Air Busan

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

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