Cheapest return flights from Cologne to Keflavik in September from 281€

AirHint found the following cheapest return flights from Cologne (CGN) to Keflavik (KEF) in September 2025 (see full year).

Return flights

16 Sep - 23 Sep Ryanair
21 Sep - 12 Oct Eurowings
17 Sep - 24 Sep Ryanair
20 Sep - 24 Sep Ryanair
18 Sep - 25 Sep Ryanair
20 Sep - 23 Sep Pegasus Airlines
18 Sep - 23 Sep Ryanair
19 Sep - 26 Sep Eurowings
19 Sep - 21 Sep Eurowings
30 Sep - 30 Sep Lufthansa
18 Sep - 19 Sep Pegasus Airlines

Also check the deals for one-way flights from Cologne 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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