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

Return flights

06 Jun - 10 Jun	Ryanair
02 Jun - 01 Jul	Ryanair
03 Jun - 10 Jun	Ryanair
30 Jun - 08 Jul	Ryanair
16 Jun - 21 Jun	Ryanair
16 Jun - 22 Jun	Ryanair
16 Jun - 06 Jul	Ryanair
03 Jun - 19 Jun	Ryanair
06 Jun - 12 Jun	Ryanair
02 Jun - 05 Jun	Ryanair
01 Jun - 04 Jun	Wizz Air
06 Jun - 13 Jun	Ryanair
03 Jun - 09 Jun	Ryanair
24 Jun - 04 Jul	Ryanair
28 Jun - 03 Jul	Ryanair
15 Jun - 05 Jul	Wizz Air
28 Jun - 05 Jul	Wizz Air

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

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 June from 289€

Return flights