Cheapest one-way flights from Ljubljana to Keflavik in September from $174

Best time to book flights for Ljubljana (LJU) to Keflavik (KEF) flights at AirHint

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

One-Way flights

20 Sep LOT
21 Sep airBaltic

Also check the deals for return flights from Ljubljana 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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