Cheapest return flights from Istanbul to Keflavik in May from $283

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

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

Return flights

09 May - 13 May Pegasus Airlines
20 May - 23 May Pegasus Airlines
09 May - 15 May Pegasus Airlines
10 May - 17 May AJet
08 May - 11 May AJet
10 May - 21 May AJet
09 May - 14 May AJet
17 May - 21 May Pegasus Airlines
17 May - 20 May AJet
06 May - 11 May AJet
28 May - 04 Jun Pegasus Airlines
17 May - 06 Jun Pegasus Airlines
31 May - 09 Jun Pegasus Airlines
31 May - 08 Jun Pegasus Airlines

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

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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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