Cheapest return flights from Warsaw to Keflavik in September from 135€

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

Return flights

17 Sep - 01 Oct Wizz Air direct
24 Sep - 07 Oct Wizz Air direct
24 Sep - 05 Oct Wizz Air direct
17 Sep - 18 Oct Wizz Air direct
17 Sep - 07 Oct Wizz Air direct
17 Sep - 05 Oct Wizz Air direct
20 Sep - 07 Oct Wizz Air direct
24 Sep - 08 Oct Wizz Air direct
24 Sep - 14 Oct Wizz Air direct
24 Sep - 09 Oct Wizz Air direct
08 Sep - 15 Sep Fly Play direct
20 Sep - 23 Sep Wizz Air direct
17 Sep - 23 Sep Wizz Air direct
20 Sep - 30 Sep Wizz Air direct
24 Sep - 30 Sep Wizz Air direct
17 Sep - 30 Sep Wizz Air direct
20 Sep - 25 Sep Wizz Air
12 Sep - 15 Sep Fly Play direct
17 Sep - 25 Sep Wizz Air
16 Sep - 25 Sep Wizz Air

Also check the deals for one-way flights from Warsaw to Keflavik 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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