Cheapest one-way flights from Bangkok to Keflavik in December from $439

AirHint found the following cheapest one-way flights from Bangkok (DMK) to Keflavik (KEF) in December 2025 (see full year).

One-Way flights

18 Dec Thai AirAsia
30 Dec Thai AirAsia
25 Dec Thai Lion Air

Also check the deals for return flights from Bangkok to Keflavik 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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