Cheapest one-way flights from Seoul to Bangkok in December from $52

AirHint found the following cheapest one-way flights from Seoul (ICN) to Bangkok (BKK) in December 2025 (see full year).

One-Way flights

05 Dec Thai VietJet Air direct
01 Dec Thai VietJet Air direct
09 Dec Thai VietJet Air direct
16 Dec Thai VietJet Air direct
18 Dec Vietnam Airlines
13 Dec Vietnam Airlines
10 Dec Vietnam Airlines
02 Dec Vietnam Airlines
17 Dec Thai VietJet Air direct
10 Dec Thai VietJet Air direct

Also check the deals for return flights from Seoul to Bangkok in December.

Skyscanner

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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