Cheapest return flights from Bangkok to Keflavik in October from $969

Best time to book flights for Bangkok (BKK) to Keflavik (KEF) flights at AirHint

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

Return flights

22 Oct - 31 Oct Finnair
17 Oct - 27 Oct Finnair
21 Oct - 31 Oct Finnair
23 Oct - 01 Nov Finnair
17 Oct - 26 Oct Finnair
10 Oct - 21 Oct Finnair
16 Oct - 25 Oct Finnair
16 Oct - 26 Oct Finnair
16 Oct - 27 Oct Finnair
17 Oct - 24 Oct Finnair
13 Oct - 25 Oct Finnair

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.

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