Cheapest return flights from Bangkok to Keflavik in October from 645€

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

Return flights

31 Oct - 11 Nov Norse Atlantic Airways
08 Oct - 17 Oct Finnair
31 Oct - 03 Nov Finnair
10 Oct - 21 Oct SWISS
12 Oct - 24 Nov Finnair
20 Oct - 30 Oct Finnair
18 Oct - 31 Oct Finnair
03 Oct - 08 Oct Finnair
13 Oct - 20 Oct Finnair
06 Oct - 19 Oct Finnair
02 Oct - 09 Oct Finnair
01 Oct - 07 Oct Qatar Airways
20 Oct - 31 Oct 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.

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