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

Return flights

01 Mar - 02 Mar	Thai AirAsia
01 Mar - 06 Mar	Thai AirAsia
30 Mar - 01 Apr	Thai AirAsia
30 Mar - 03 Apr	Thai AirAsia
12 Mar - 01 Apr	Thai AirAsia
26 Mar - 01 Apr	Thai AirAsia
26 Mar - 03 Apr	Thai AirAsia
30 Mar - 10 Apr	Thai AirAsia
26 Mar - 10 Apr	Thai AirAsia
12 Mar - 22 Mar	Thai AirAsia
10 Mar - 22 Mar	Thai AirAsia
04 Mar - 06 Mar	Thai AirAsia
12 Mar - 25 Mar	Thai AirAsia
10 Mar - 25 Mar	Thai AirAsia
12 Mar - 27 Mar	Thai AirAsia
10 Mar - 27 Mar	Thai AirAsia
02 Mar - 06 Mar	Thai AirAsia

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

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 Vientiane to Seoul in March from 385€

Return flights