AirHint found the following cheapest one-way flights from Seoul (GMP) to Bangkok (BKK) in May 2026 (see full year).
One-Way flights
| 09 May | Jeju Air | ||
| 04 May | Jeju Air | ||
| 19 May | T'way Air | ||
| 16 May | Jeju Air | ||
| 12 May | Jeju Air | ||
| 11 May | Korean Air | ||
| 27 May | Jeju Air | ||
| 23 May | Jeju Air | ||
| 06 May | Jeju Air | ||
| 05 May | Jeju Air |
Also check the deals for return flights from Seoul to Bangkok 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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