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

Return flights

03 Mar - 07 Mar	Ryanair
05 Mar - 12 Mar	Ryanair
09 Mar - 12 Mar	Ryanair
19 Mar - 21 Mar	Ryanair
09 Mar - 14 Mar	Ryanair
21 Mar - 29 Mar	Ryanair
26 Mar - 29 Mar	Ryanair
17 Mar - 20 Mar	Ryanair
12 Mar - 16 Mar	Ryanair
10 Mar - 16 Mar	Ryanair
28 Mar - 05 Apr	Ryanair
29 Mar - 05 Apr	Ryanair
30 Mar - 03 Apr	Ryanair
29 Mar - 06 Apr	Ryanair
31 Mar - 03 Apr	Ryanair
31 Mar - 04 Apr	Ryanair
21 Mar - 07 Apr	Ryanair
30 Mar - 04 Apr	Ryanair
30 Mar - 02 Apr	Ryanair
27 Mar - 04 Apr	Ryanair

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

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 March from 252€

Return flights