Cheapest return flights from Bangkok to Keflavik in October from $763

AirHint found the following cheapest return flights from Bangkok (BKK) to Keflavik (KEF) in October 2025 (see full year).

Return flights

23 Oct - 31 Oct Norse Atlantic Airways
20 Oct - 27 Oct Hainan Airlines
12 Oct - 21 Oct Nok Air
02 Oct - 09 Oct Vietnam Airlines
22 Oct - 30 Oct Finnair
04 Oct - 17 Oct Gulf Air
21 Oct - 31 Oct Finnair
12 Oct - 20 Oct Finnair
05 Oct - 15 Oct Finnair
18 Oct - 30 Oct Finnair
23 Oct - 01 Nov Emirates

Also check the deals for one-way flights from Bangkok to Keflavik in October.

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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik

Feel free to contact us with any feedback or request another flight research.