Cheapest one-way flights from Keflavik to Istanbul in September from $127

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

One-Way flights

16 Sep Scandinavian Airlines
10 Sep Scandinavian Airlines
12 Sep Scandinavian Airlines
17 Sep Scandinavian Airlines
27 Sep easyJet
17 Sep Icelandair direct
27 Sep Icelandair direct

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

Powered by

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 Istanbul

Cheap car rent in Istanbul

Feel free to contact us with any feedback or request another flight research.