Cheapest return flights from Prague to Keflavik in September from $225

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

Return flights

29 Sep - 06 Oct Ryanair
30 Sep - 07 Oct Ryanair
29 Sep - 08 Oct Ryanair
23 Sep - 30 Sep Ryanair
26 Sep - 07 Oct Wizz Air UK
15 Sep - 22 Sep Austrian Airlines
25 Sep - 07 Oct airBaltic
25 Sep - 05 Oct airBaltic
25 Sep - 04 Oct airBaltic
04 Sep - 14 Sep Scandinavian Airlines
30 Sep - 09 Oct Ryanair
16 Sep - 23 Sep Ryanair
02 Sep - 09 Sep SWISS
07 Sep - 16 Sep SWISS
07 Sep - 18 Sep SWISS
02 Sep - 16 Sep SWISS
13 Sep - 26 Sep Austrian Airlines
15 Sep - 26 Sep Scandinavian Airlines
23 Sep - 02 Oct Ryanair
28 Sep - 09 Oct easyJet

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

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