Cheapest return flights from Bangkok to Seoul in May from $200

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

Return flights

22 May - 25 May Thai VietJet Air direct
13 May - 18 May Thai VietJet Air
08 May - 13 May Thai VietJet Air
11 May - 18 May Shandong Airlines
20 May - 25 May Shandong Airlines
12 May - 18 May Shandong Airlines
08 May - 14 May Thai VietJet Air
07 May - 11 May Thai VietJet Air
19 May - 27 May Shandong Airlines
13 May - 18 May Thai VietJet Air direct
16 May - 07 Jun Thai AirAsia
27 May - 09 Jun Thai AirAsia
18 May - 24 Jun Thai VietJet Air direct
31 May - 02 Jun Thai AirAsia
28 May - 30 Jun Thai AirAsia
28 May - 11 Jun Hong Kong Airlines
28 May - 01 Jun Hong Kong Airlines
27 May - 10 Jun Thai AirAsia
29 May - 01 Jun Hong Kong Airlines
08 May - 03 Jun Thai VietJet Air

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

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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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