Cheapest return flights from Keflavik to Prague in September from $279

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

Return flights

25 Sep - 02 Oct Wizz Air
20 Sep - 23 Sep Lufthansa
18 Sep - 21 Sep Wizz Air
26 Sep - 05 Oct Finnair
21 Sep - 28 Sep Fly Play direct
25 Sep - 02 Oct Fly Play direct
18 Sep - 21 Sep Fly Play direct
24 Sep - 29 Sep Icelandair direct

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

Skyscanner

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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