Cheapest return flights from Bangkok to Seoul in March from $255

Best time to book flights for Bangkok (BKK) to Seoul (ICN) flights at AirHint

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

Return flights

26 Mar - 30 Mar VietJet Air
31 Mar - 05 Apr Vietnam Airlines
13 Mar - 20 Mar HK Express
01 Mar - 14 Mar Royal Brunei
12 Mar - 26 Mar Thai VietJet Air
05 Mar - 10 Mar Thai VietJet Air
01 Mar - 05 Mar Cebu Pacific
03 Mar - 19 Mar Thai Airways
19 Mar - 23 Mar Thai VietJet Air
18 Mar - 23 Mar Thai VietJet Air
20 Mar - 25 Mar Thai VietJet Air
14 Mar - 02 Apr Thai AirAsia X direct
28 Mar - 10 Apr Thai AirAsia X direct
28 Mar - 02 Apr Thai AirAsia X direct
31 Mar - 10 Apr Thai AirAsia X direct
31 Mar - 02 Apr Thai AirAsia X direct
23 Mar - 10 Apr Thai AirAsia X direct
23 Mar - 02 Apr Thai AirAsia X direct
15 Mar - 02 Apr Thai AirAsia X direct
13 Mar - 02 Apr Thai AirAsia X 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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