Cheapest return flights from Frankfurt to Keflavik in September from 240€

AirHint found the following cheapest return flights from Frankfurt (FRA) to Keflavik (KEF) in September 2026 (see full year).

Return flights

23 Sep - 30 Sep Scandinavian Airlines
29 Sep - 07 Oct Ryanair
14 Sep - 19 Sep Air France
25 Sep - 03 Oct Ryanair
19 Sep - 26 Sep Air France
16 Sep - 26 Sep Scandinavian Airlines
15 Sep - 22 Sep Lufthansa direct
06 Sep - 14 Sep Lufthansa direct
26 Sep - 10 Oct Air France
12 Sep - 19 Sep Air France
10 Sep - 19 Sep Scandinavian Airlines
23 Sep - 04 Oct Scandinavian Airlines
27 Sep - 11 Oct LOT
22 Sep - 02 Oct LOT
29 Sep - 05 Oct LOT
14 Sep - 23 Sep Scandinavian Airlines
24 Sep - 28 Sep LOT
29 Sep - 05 Oct Icelandair direct
22 Sep - 02 Oct Icelandair direct
22 Sep - 06 Oct Lufthansa

Also check the deals for one-way flights from Frankfurt to Keflavik in September.

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