Cheapest return BKK–PUS flights, May

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

Return flights

24 May - 31 May Jeju Air direct
24 May - 28 May Jeju Air direct
21 May - 23 May Jeju Air direct
28 May - 31 May Thai VietJet Air
28 May - 04 Jun Thai VietJet Air
31 May - 04 Jun Thai VietJet Air
30 May - 04 Jun VietJet Air
29 May - 04 Jun Thai VietJet Air
20 May - 24 May Thai VietJet Air
24 May - 28 Jun Jeju Air direct
24 May - 26 May Jeju Air
18 May - 24 May Thai VietJet Air
22 May - 26 May Jeju Air
20 May - 27 May Jin Air direct
31 May - 06 Jun Thai VietJet Air
27 May - 04 Jun Thai VietJet Air
24 May - 05 Jun Jeju Air
20 May - 24 May Jin Air direct
24 May - 29 Jun Jeju Air
31 May - 03 Jun Thai VietJet Air

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

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