Cheapest return flights from Oslo to Istanbul in September from 133€

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

Return flights

02 Sep - 06 Sep Pegasus Airlines direct
07 Sep - 10 Sep Pegasus Airlines direct
15 Sep - 23 Sep Pegasus Airlines direct
15 Sep - 19 Sep Pegasus Airlines direct
05 Sep - 09 Sep Pegasus Airlines direct
06 Sep - 09 Sep Pegasus Airlines direct
04 Sep - 08 Sep Pegasus Airlines direct
16 Sep - 23 Sep Norwegian
25 Sep - 06 Oct Norwegian
01 Sep - 03 Sep Pegasus Airlines direct
03 Sep - 10 Sep Norwegian
19 Sep - 04 Oct Norwegian Air Sweden AOC
26 Sep - 05 Oct easyJet
20 Sep - 02 Oct Ryanair
27 Sep - 03 Oct Ryanair
18 Sep - 02 Oct Ryanair
24 Sep - 04 Oct Norwegian
23 Sep - 04 Oct Norwegian
28 Sep - 03 Oct Norwegian
28 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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