Cheapest return flights from Warsaw to Keflavik in September from 230€

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

Return flights

01 Sep - 08 Sep Norwegian
08 Sep - 15 Sep Norwegian
03 Sep - 07 Sep Scandinavian Airlines
12 Sep - 01 Oct Wizz Air direct
03 Sep - 06 Sep Wizz Air direct
03 Sep - 08 Sep Wizz Air direct
12 Sep - 15 Sep Wizz Air direct
12 Sep - 20 Sep Wizz Air direct
12 Sep - 17 Sep Wizz Air direct
12 Sep - 13 Sep Wizz Air direct
10 Sep - 15 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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