Cheapest return flights from Istanbul to Keflavik in June from $279

Best time to book flights for Istanbul (IST) to Keflavik (KEF) flights at AirHint

AirHint found the following cheapest return flights from Istanbul (IST) to Keflavik (KEF) in June 2025 (see full year).

Return flights

19 Jun - 24 Jun Wizz Air UK
13 Jun - 17 Jun Wizz Air UK
16 Jun - 22 Jun Wizz Air UK
24 Jun - 30 Jun Pegasus Airlines
15 Jun - 21 Jun Pegasus Airlines
29 Jun - 05 Jul Wizz Air UK
20 Jun - 29 Jun Pegasus Airlines

Also check the deals for one-way flights from Istanbul to Keflavik in June.

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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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