Cheapest one-way flights from Copenhagen to Keflavik in September from 73€

Best time to book flights for Copenhagen (CPH) to Keflavik (KEF) flights at AirHint

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

One-Way flights

10 Sep easyJet
10 Sep Scandinavian Airlines direct
05 Sep Scandinavian Airlines direct
02 Sep Scandinavian Airlines direct
26 Sep Scandinavian Airlines direct
22 Sep Norwegian
22 Sep Fly Play direct
08 Sep Scandinavian Airlines
08 Sep Fly Play direct

Also check the deals for return 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.

Book a cheap hotel in Keflavik

Cheap car rent in Keflavik