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

Return flights

02 Jun - 09 Jun	Ryanair
06 Jun - 13 Jun	Ryanair
04 Jun - 30 Jun	Ryanair
09 Jun - 15 Jun	Ryanair
09 Jun - 18 Jun	Ryanair
10 Jun - 15 Jun	Ryanair
09 Jun - 19 Jun	Ryanair
02 Jun - 01 Jul	Ryanair
26 Jun - 08 Jul	Ryanair
12 Jun - 22 Jun	Ryanair
16 Jun - 23 Jun	Ryanair
26 Jun - 30 Jun	Ryanair
23 Jun - 07 Jul	Ryanair
26 Jun - 05 Jul	Ryanair
28 Jun - 06 Jul	Ryanair
30 Jun - 05 Jul	Ryanair
29 Jun - 10 Jul	Ryanair
30 Jun - 11 Jul	Ryanair

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 276€

Return flights