Cheapest return PRG–KEF flights, September

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

Return flights

06 Sep - 13 Sep Ryanair
23 Sep - 30 Sep easyJet
06 Sep - 12 Sep Ryanair
09 Sep - 23 Sep easyJet
16 Sep - 21 Sep easyJet
10 Sep - 17 Sep Ryanair
11 Sep - 18 Sep Scandinavian Airlines
09 Sep - 19 Sep easyJet
11 Sep - 21 Sep Scandinavian Airlines
25 Sep - 28 Sep LOT
23 Sep - 10 Oct Vueling Airlines
23 Sep - 07 Oct Vueling Airlines

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

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