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

Return flights

10 Jul - 15 Jul	Wizz Air
07 Jul - 20 Jul	Wizz Air
07 Jul - 15 Jul	LOT
17 Jul - 22 Jul	Wizz Air
02 Jul - 07 Jul	SWISS
12 Jul - 16 Jul	Austrian Airlines
15 Jul - 22 Jul	Wizz Air
08 Jul - 10 Jul	Wizz Air
07 Jul - 18 Jul	Fly Play	direct
11 Jul - 15 Jul	LOT
19 Jul - 05 Aug	Wizz Air
01 Jul - 08 Aug	Wizz Air Malta
24 Jul - 03 Aug	Wizz Air	direct
24 Jul - 09 Aug	Wizz Air	direct
22 Jul - 09 Aug	Wizz Air	direct
17 Jul - 06 Aug	Wizz Air	direct
17 Jul - 05 Aug	Wizz Air	direct
23 Jul - 09 Aug	Wizz Air	direct
29 Jul - 04 Aug	Wizz Air Malta
16 Jul - 05 Aug	Wizz Air	direct

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

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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Cheapest return flights from Warsaw to Keflavik in July from $286

Return flights