Cheapest return flights from Oslo to Istanbul in September from $182

Best time to book flights for Oslo (OSL) to Istanbul (SAW) flights at AirHint

AirHint found the following cheapest return flights from Oslo (OSL) to Istanbul (SAW) in September 2025 (see full year).

Return flights

07 Sep - 17 Sep Pegasus Airlines direct
05 Sep - 08 Sep Pegasus Airlines direct
12 Sep - 17 Sep Pegasus Airlines direct
13 Sep - 16 Sep Pegasus Airlines direct
01 Sep - 13 Sep Pegasus Airlines direct
08 Sep - 14 Sep Pegasus Airlines direct
12 Sep - 26 Sep Pegasus Airlines direct
11 Sep - 15 Sep Pegasus Airlines direct
17 Sep - 01 Oct Pegasus Airlines
29 Sep - 03 Oct Wizz Air Malta

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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