Cheapest one-way flights from Istanbul to Oslo in September from 65€

AirHint found the following cheapest one-way flights from Istanbul (IST) to Oslo (OSL) in September 2025 (see full year).

One-Way flights

25 Sep Pegasus Airlines direct
23 Sep Pegasus Airlines direct
30 Sep Pegasus Airlines direct
19 Sep Pegasus Airlines direct
29 Sep Pegasus Airlines
27 Sep AJet
27 Sep Pegasus Airlines direct
29 Sep Pegasus Airlines direct
21 Sep Pegasus Airlines

Also check the deals for return flights from Istanbul to Oslo 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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