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

Return flights

31 Oct - 03 Nov	Wizz Air Malta
23 Oct - 28 Oct	Wizz Air Malta
23 Oct - 27 Oct	Wizz Air Malta
30 Oct - 06 Nov	Wizz Air Malta
22 Oct - 27 Oct	Ryanair
22 Oct - 26 Oct	Ryanair
27 Oct - 02 Nov	Wizz Air Malta
23 Oct - 29 Oct	Wizz Air Malta
19 Oct - 26 Oct	Wizz Air Malta
20 Oct - 27 Oct	Ryanair
22 Oct - 28 Oct	Wizz Air Malta
22 Oct - 29 Oct	Ryanair
28 Oct - 03 Nov	Wizz Air Malta
25 Oct - 28 Oct	Wizz Air Malta
27 Oct - 01 Nov	Wizz Air Malta

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

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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Cheapest return flights from Bucharest to Keflavik in October from 269€

Return flights