Cheapest one-way flights from Oslo to Istanbul in October from $72

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

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

One-Way flights

22 Oct Norwegian direct
08 Oct Norwegian direct
15 Oct Norwegian direct
19 Oct Norwegian direct
01 Oct Norwegian direct
05 Oct Norwegian direct
20 Oct Pegasus Airlines direct
16 Oct Pegasus Airlines direct
02 Oct airBaltic
02 Oct Pegasus Airlines direct

Also check the deals for return flights from Oslo to Istanbul in October.

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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