Cheapest one-way flights from Warsaw to Keflavik in September from 109€

AirHint found the following cheapest one-way flights from Warsaw (WMI) to Keflavik (KEF) in September 2025 (see full year).

One-Way flights

30 Sep Ryanair
12 Sep Ryanair
16 Sep Ryanair
06 Sep Ryanair
02 Sep Ryanair
20 Sep Ryanair
19 Sep Ryanair
13 Sep Ryanair
17 Sep Ryanair
21 Sep Ryanair

Also check the deals for return flights from Warsaw to Keflavik in September.

Skyscanner

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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