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

09 Sep - 16 Sep Ryanair
09 Sep - 20 Sep Ryanair
30 Sep - 02 Oct Ryanair
12 Sep - 15 Sep Scandinavian Airlines
16 Sep - 21 Sep easyJet
22 Sep - 28 Sep Ryanair
04 Sep - 12 Sep LOT
11 Sep - 18 Sep Scandinavian Airlines
19 Sep - 27 Sep Ryanair
12 Sep - 13 Sep Transavia France
27 Sep - 09 Oct LOT
28 Sep - 09 Oct Smart Wings
14 Sep - 19 Sep Scandinavian Airlines
30 Sep - 02 Oct Icelandair direct
28 Sep - 09 Oct Icelandair direct

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

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