Cheapest one-way flights from Istanbul to Oslo in September from $47

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

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

One-Way flights

17 Sep Norwegian direct
21 Sep Pegasus Airlines direct
09 Sep Pegasus Airlines direct
16 Sep Wizz Air UK
08 Sep Pegasus Airlines
08 Sep Pegasus Airlines direct
16 Sep Turkish Airlines direct
23 Sep Scandinavian Airlines

Also check the deals for return flights from Istanbul to Oslo 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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