Cheapest return IST–KEF flights, June

AirHint found the following cheapest return flights from Istanbul (IST) to Keflavik (KEF) in June 2026 (see full year).

Return flights

06 Jun - 09 Jun Wizz Air
02 Jun - 09 Jun Wizz Air
04 Jun - 18 Jun Wizz Air
12 Jun - 19 Jun AJet
15 Jun - 26 Jun Wizz Air UK
01 Jun - 13 Jun Wizz Air
14 Jun - 26 Jun Pegasus Airlines
13 Jun - 22 Jun AJet
08 Jun - 18 Jun Wizz Air
05 Jun - 11 Jun Wizz Air
26 Jun - 03 Jul AJet
30 Jun - 10 Jul Pegasus Airlines
29 Jun - 18 Jul Wizz Air UK
26 Jun - 02 Jul airBaltic

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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