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

Return flights

01 Feb - 05 Feb	China Southern
04 Feb - 08 Feb	China Southern
08 Feb - 11 Feb	China Southern
13 Feb - 20 Feb	China Southern
11 Feb - 16 Feb	China Southern
05 Feb - 09 Feb	China Southern
18 Feb - 21 Feb	China Southern
05 Feb - 10 Feb	China Southern
18 Feb - 22 Feb	China Southern
05 Feb - 08 Feb	China Southern
27 Feb - 03 Mar	China Southern
27 Feb - 04 Mar	China Southern
26 Feb - 01 Mar	China Southern
11 Feb - 04 Mar	AirAsia X
11 Feb - 01 Mar	AirAsia X
22 Feb - 13 Mar	Lao Airlines
22 Feb - 08 Mar	Lao Airlines
27 Feb - 13 Mar	AirAsia X
27 Feb - 18 Mar	AirAsia X
27 Feb - 17 Mar	AirAsia X

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

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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Cheapest return flights from Seoul to Vientiane in February from $326

Return flights