Cheapest return flights from Prague to Keflavik in September from 153€

AirHint found the following cheapest return flights from Prague (PRG) to Keflavik (KEF) in September 2025 (see full year).

Return flights

18 Sep - 23 Sep Lufthansa
16 Sep - 23 Sep Lufthansa
13 Sep - 21 Oct Lufthansa
28 Sep - 30 Sep Austrian Airlines
13 Sep - 18 Sep Lufthansa
25 Sep - 05 Oct Fly Play direct
25 Sep - 28 Sep Fly Play direct
18 Sep - 28 Sep Fly Play direct
25 Sep - 30 Sep Lufthansa
25 Sep - 02 Oct Fly Play direct
04 Sep - 08 Sep Lufthansa
11 Sep - 18 Sep Lufthansa
25 Sep - 29 Sep Scandinavian Airlines
30 Sep - 03 Oct Lufthansa
25 Sep - 01 Oct easyJet
14 Sep - 22 Oct Austrian Airlines
27 Sep - 02 Oct Lufthansa
29 Sep - 03 Oct Transavia France
25 Sep - 09 Oct Fly Play direct
26 Sep - 01 Oct Austrian Airlines

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

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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