Cheapest return flights from Istanbul to Keflavik in April from 176€

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

Return flights

12 Apr - 18 Apr Scandinavian Airlines
08 Apr - 12 Apr Scandinavian Airlines
10 Apr - 12 Apr Scandinavian Airlines
18 Apr - 25 Apr Scandinavian Airlines
10 Apr - 14 Apr Scandinavian Airlines
18 Apr - 02 May Scandinavian Airlines
23 Apr - 28 Apr Scandinavian Airlines
18 Apr - 21 Apr Scandinavian Airlines
29 Apr - 06 May AJet
15 Apr - 22 Apr Scandinavian Airlines
23 Apr - 27 Apr Scandinavian Airlines
25 Apr - 29 Apr Scandinavian Airlines
18 Apr - 11 May Scandinavian Airlines

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

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