Cheapest return flights from Oslo to Istanbul in September from 187€

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

Return flights

10 Sep - 20 Sep Wizz Air Malta
10 Sep - 20 Sep Pegasus Airlines direct
27 Sep - 01 Oct Air Serbia
10 Sep - 13 Sep Pegasus Airlines direct
03 Sep - 06 Sep Pegasus Airlines direct
26 Sep - 30 Sep Scandinavian Airlines
27 Sep - 01 Oct Turkish Airlines direct
26 Sep - 30 Sep Pegasus Airlines direct

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

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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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