Cheapest return flights from San Francisco to Keflavik in February from $603

AirHint found the following cheapest return flights from San Francisco (SFO) to Keflavik (KEF) in February 2026 (see full year).

Return flights

03 Feb - 10 Feb Hawaiian Airlines
20 Feb - 06 Mar Frontier Airlines
06 Feb - 14 Feb jetBlue
19 Feb - 23 Feb Scandinavian Airlines
15 Feb - 21 Feb Lufthansa
12 Feb - 15 Feb KLM
13 Feb - 22 Feb FrenchBee
14 Feb - 19 Feb Scandinavian Airlines
13 Feb - 17 Feb Porter Airlines (Canada) Ltd
12 Feb - 17 Feb Austrian Airlines
18 Feb - 22 Feb Scandinavian Airlines

Also check the deals for one-way flights from San Francisco to Keflavik in February.

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