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

Return flights

03 Nov - 08 Nov	Wizz Air
30 Nov - 04 Dec	Wizz Air
12 Nov - 17 Nov	Wizz Air
24 Nov - 27 Nov	Wizz Air
20 Nov - 25 Nov	Ryanair
04 Nov - 09 Nov	Wizz Air
08 Nov - 15 Nov	Ryanair
14 Nov - 17 Nov	Wizz Air
04 Nov - 08 Nov	Wizz Air
18 Nov - 22 Nov	Wizz Air
27 Nov - 01 Dec	KLM
20 Nov - 26 Nov	KLM
20 Nov - 02 Dec	Ryanair
29 Nov - 07 Dec	Icelandair	direct
28 Nov - 05 Dec	Wizz Air
30 Nov - 04 Dec	Scandinavian Airlines	direct
28 Nov - 05 Dec	Icelandair	direct
30 Nov - 03 Dec	Icelandair	direct
29 Nov - 02 Dec	Icelandair
26 Nov - 01 Dec	Icelandair	direct

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

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 Oslo to Keflavik in November from 145€

Return flights