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Cheapest one-way flights from Istanbul (IST) to Keflavik (KEF), September

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Dates, airline, and price
Dates	Airline	Price
16 Sep	AJet
19 Sep	Wizz Air UK
30 Sep	AJet
22 Sep	Wizz Air UK
21 Sep	Pegasus Airlines
09 Sep	Pegasus Airlines
25 Sep	Wizz Air UK
08 Sep	Pegasus Airlines
01 Sep	Wizz Air
05 Sep	Pegasus Airlines

deals for return flights from Istanbul to Keflavik in September.

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Updated Jul 18, 2026.

About these fares

These results come from our latest search across airlines for your currency. Prices change quickly and are not locked until you complete booking—always confirm the total and fare rules on the partner site.

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Cheapest one-way flights from Istanbul (IST) to Keflavik (KEF), September

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