Cheapest return flights from Oslo to Keflavik in March from $161

AirHint found the following cheapest return flights from Oslo (OSL) to Keflavik (KEF) in March 2026 (see full year).

Return flights

27 Mar - 30 Mar Scandinavian Airlines direct
31 Mar - 09 Apr Norwegian direct
30 Mar - 02 Apr Scandinavian Airlines
12 Mar - 16 Mar Scandinavian Airlines
31 Mar - 02 Apr Norwegian direct
24 Mar - 31 Mar Scandinavian Airlines
13 Mar - 24 Mar Scandinavian Airlines
31 Mar - 07 Apr Norwegian direct
29 Mar - 01 Apr Scandinavian Airlines direct
19 Mar - 22 Mar Scandinavian Airlines
12 Mar - 15 Mar Scandinavian Airlines
31 Mar - 03 Apr Scandinavian Airlines direct
24 Mar - 27 Mar Scandinavian Airlines
16 Mar - 19 Mar Scandinavian Airlines
26 Mar - 29 Mar Scandinavian Airlines direct
02 Mar - 05 Mar Scandinavian Airlines direct
31 Mar - 05 Apr Norwegian direct
28 Mar - 06 Apr Scandinavian Airlines
30 Mar - 02 Apr Icelandair direct
28 Mar - 06 Apr Icelandair direct

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

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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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