Cheapest return flights from Oslo to Keflavik in October from $395

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

Return flights

31 Oct - 07 Nov Wizz Air
31 Oct - 04 Nov Norwegian
29 Oct - 03 Nov Ryanair
30 Oct - 04 Nov Ryanair
30 Oct - 02 Nov Ryanair
30 Oct - 03 Nov Ryanair
29 Oct - 31 Oct Ryanair
29 Oct - 29 Oct Scandinavian Airlines
31 Oct - 07 Nov Icelandair direct
30 Oct - 02 Nov Scandinavian Airlines direct
30 Oct - 03 Nov Icelandair direct
30 Oct - 04 Nov Icelandair direct

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

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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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