Cheapest return flights from Istanbul to Keflavik in March from $219

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

Return flights

10 Mar - 09 Apr Pegasus Airlines
17 Mar - 20 Apr Wizz Air UK
10 Mar - 17 Mar Pegasus Airlines
03 Mar - 10 Mar LOT
12 Mar - 17 Mar LOT
03 Mar - 14 Mar Pegasus Airlines
22 Mar - 29 Mar Pegasus Airlines
02 Mar - 10 Mar easyJet
14 Mar - 19 Mar Wizz Air UK
04 Mar - 22 Apr Wizz Air UK
26 Mar - 31 Mar Pegasus Airlines
24 Mar - 30 Mar LOT
31 Mar - 04 Apr Wizz Air
23 Mar - 31 Mar Wizz Air UK

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

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