Cheapest return flights from Seoul to Vientiane in March from $285

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

Return flights

26 Mar - 31 Mar Vietnam Airlines
28 Mar - 12 Apr Vietnam Airlines
28 Mar - 01 Apr Vietnam Airlines
21 Mar - 28 Mar T'way Air direct
01 Mar - 06 Mar T'way Air direct
07 Mar - 12 Mar T'way Air direct
16 Mar - 20 Mar T'way Air direct
21 Mar - 25 Mar T'way Air direct
22 Mar - 26 Mar T'way Air direct
17 Mar - 21 Mar T'way Air direct
02 Mar - 07 Mar T'way Air direct
02 Mar - 06 Mar T'way Air direct
16 Mar - 01 Apr AirAsia X
16 Mar - 04 Apr AirAsia X
21 Mar - 01 Apr Lao Airlines
22 Mar - 01 Apr Lao Airlines
20 Mar - 01 Apr Lao Airlines
16 Mar - 06 Apr AirAsia X
19 Mar - 01 Apr Lao Airlines
21 Mar - 04 Apr Lao Airlines

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

Skyscanner

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.

Book a cheap hotel in Vientiane

Cheap car rent in Vientiane

Feel free to contact us with any feedback or request another flight research.