Cheapest return flights from Copenhagen to Keflavik in September from 174€

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

Return flights

03 Sep - 07 Sep Fly Play direct
19 Sep - 21 Sep Fly Play direct
03 Sep - 17 Sep Fly Play direct
04 Sep - 07 Sep Fly Play direct
18 Sep - 22 Sep Fly Play direct
19 Sep - 22 Sep Fly Play direct
18 Sep - 21 Sep Fly Play direct
25 Sep - 02 Oct Scandinavian Airlines direct
06 Sep - 09 Sep Fly Play direct
05 Sep - 08 Sep Fly Play direct
10 Sep - 13 Sep Fly Play direct
16 Sep - 02 Oct Scandinavian Airlines direct
27 Sep - 05 Oct easyJet
28 Sep - 06 Oct airBaltic
27 Sep - 08 Oct Wizz Air
27 Sep - 02 Oct Ryanair
27 Sep - 04 Oct Ryanair
28 Sep - 01 Oct Scandinavian Airlines
29 Sep - 10 Oct Ryanair
28 Sep - 10 Oct airBaltic

Also check the deals for one-way flights from Copenhagen 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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