Cheapest return flights from Oslo to Istanbul in September from 195€

AirHint found the following cheapest return flights from Oslo (OSL) to Istanbul (IST) in September 2026 (see full year).

Return flights

18 Sep - 22 Sep Pegasus Airlines direct
15 Sep - 21 Sep Pegasus Airlines
04 Sep - 07 Sep Pegasus Airlines direct
27 Sep - 03 Oct Air Serbia
15 Sep - 21 Sep Turkish Airlines direct
28 Sep - 28 Sep Scandinavian Airlines
26 Sep - 03 Oct Scandinavian Airlines
27 Sep - 03 Oct Pegasus Airlines direct
28 Sep - 28 Sep Turkish Airlines direct
26 Sep - 03 Oct Pegasus Airlines direct

Also check the deals for one-way flights from Oslo to Istanbul in September.

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