Cheapest one-way HEL–KEF flights, September

AirHint found the following cheapest one-way flights from Helsinki (HEL) to Keflavik (KEF) in September 2026 (see full year).

One-Way flights

11 Sep airBaltic
13 Sep airBaltic
08 Sep Ryanair
19 Sep Scandinavian Airlines
18 Sep Scandinavian Airlines
22 Sep Ryanair
23 Sep Ryanair
28 Sep Scandinavian Airlines
05 Sep Scandinavian Airlines
26 Sep Ryanair

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

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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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