Cheapest return flights from Oslo to Istanbul in September from $164

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

Return flights

01 Sep - 09 Sep Pegasus Airlines direct
10 Sep - 18 Sep Pegasus Airlines direct
16 Sep - 23 Sep Pegasus Airlines direct
01 Sep - 11 Sep Pegasus Airlines direct
09 Sep - 30 Sep Pegasus Airlines direct
26 Sep - 28 Sep easyJet
26 Sep - 12 Oct easyJet
20 Sep - 27 Sep Pegasus Airlines direct
14 Sep - 21 Sep Pegasus Airlines direct
06 Sep - 13 Sep Pegasus Airlines direct
16 Sep - 28 Sep Pegasus Airlines
19 Sep - 02 Oct Pegasus Airlines
20 Sep - 08 Oct Pegasus Airlines
22 Sep - 08 Oct Pegasus Airlines
23 Sep - 08 Oct Ryanair
20 Sep - 03 Oct Pegasus Airlines
22 Sep - 07 Oct Pegasus Airlines
19 Sep - 02 Oct Pegasus Airlines direct
24 Sep - 08 Oct Norwegian
25 Sep - 08 Oct Norwegian

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

Skyscanner

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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