Cheapest return flights from Bangkok to Seoul in March from $173

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

Return flights

16 Mar - 20 Mar Thai VietJet Air direct
18 Mar - 24 Mar Thai VietJet Air direct
14 Mar - 24 Mar Thai AirAsia X direct
12 Mar - 14 Mar Thai AirAsia X direct
11 Mar - 18 Mar Thai VietJet Air direct
14 Mar - 18 Mar Thai AirAsia X direct
17 Mar - 20 Mar Thai AirAsia X direct
14 Mar - 22 Mar Thai AirAsia X direct
12 Mar - 19 Mar Thai AirAsia X direct
17 Mar - 23 Mar Thai AirAsia X direct
16 Mar - 09 Apr Thai VietJet Air direct
23 Mar - 03 Apr China Eastern
30 Mar - 03 Apr Thai Lion Air
23 Mar - 03 Apr Thai AirAsia X direct
25 Mar - 01 Apr China Eastern
23 Mar - 05 Apr Thai AirAsia X direct
25 Mar - 01 Apr Thai AirAsia X direct
31 Mar - 09 Apr Hainan Airlines
24 Mar - 02 Apr Thai VietJet Air direct
18 Mar - 02 Apr Thai VietJet Air direct

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

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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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