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

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

Return flights

18 Sep - 18 Oct Wizz Air direct
30 Sep - 08 Oct Wizz Air
18 Sep - 08 Oct Wizz Air direct
12 Sep - 15 Sep Fly Play direct
25 Sep - 15 Oct Wizz Air direct
24 Sep - 08 Oct Wizz Air direct
25 Sep - 08 Oct Wizz Air direct
24 Sep - 09 Oct Wizz Air direct
25 Sep - 09 Oct Wizz Air direct
24 Sep - 14 Oct Wizz Air direct
25 Sep - 14 Oct Wizz Air direct
18 Sep - 21 Sep Wizz Air direct
18 Sep - 28 Sep Wizz Air direct
16 Sep - 18 Sep Wizz Air
23 Sep - 30 Sep Wizz Air
17 Sep - 21 Sep Wizz Air
25 Sep - 30 Sep Wizz Air direct
24 Sep - 30 Sep Wizz Air direct
18 Sep - 22 Sep Wizz Air
17 Sep - 23 Sep Wizz Air direct

Also check the deals for one-way flights from Warsaw 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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