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

Return flights

15 Mar - 19 Mar	Wizz Air
06 Mar - 15 Mar	Wizz Air
12 Mar - 19 Mar	Wizz Air
05 Mar - 12 Mar	Wizz Air
16 Mar - 22 Mar	Wizz Air
19 Mar - 22 Mar	Wizz Air
01 Mar - 08 Mar	Wizz Air
13 Mar - 19 Mar	Ryanair
26 Mar - 29 Mar	Wizz Air
30 Mar - 02 Apr	Scandinavian Airlines
31 Mar - 03 Apr	Scandinavian Airlines
06 Mar - 08 Mar	Ryanair
27 Mar - 05 Apr	Wizz Air
29 Mar - 05 Apr	Wizz Air
29 Mar - 05 Apr	Icelandair	direct
27 Mar - 02 Apr	Ryanair
28 Mar - 05 Apr	Icelandair	direct
28 Mar - 02 Apr	Icelandair
29 Mar - 01 Apr	Icelandair	direct
31 Mar - 03 Apr	Icelandair	direct

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

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 Stockholm to Keflavik in March from 126€

Return flights