Cheapest return flights from Oslo to Keflavik in March from $151

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

Return flights

15 Mar - 19 Mar Scandinavian Airlines
01 Mar - 05 Mar Scandinavian Airlines
31 Mar - 14 Apr Norwegian direct
09 Mar - 18 Mar Ryanair
18 Mar - 22 Mar Wizz Air
21 Mar - 25 Mar Wizz Air
25 Mar - 29 Mar Wizz Air
19 Mar - 22 Mar Ryanair
26 Mar - 02 Apr Ryanair
25 Mar - 07 Apr Wizz Air
31 Mar - 09 Apr Norwegian direct
31 Mar - 07 Apr Norwegian direct
24 Mar - 27 Mar Scandinavian Airlines
18 Mar - 25 Mar Scandinavian Airlines
17 Mar - 24 Mar Ryanair
31 Mar - 19 Apr Norwegian direct
31 Mar - 16 Apr Norwegian direct
31 Mar - 12 Apr Norwegian direct
31 Mar - 02 Apr Norwegian direct
27 Mar - 03 Apr Scandinavian Airlines

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

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