Cheapest return flights from Istanbul to Oslo in October from 124€

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

Return flights

16 Oct - 21 Oct Pegasus Airlines
14 Oct - 19 Oct Pegasus Airlines
24 Oct - 26 Oct Pegasus Airlines
15 Oct - 19 Oct Norwegian direct
15 Oct - 22 Oct Norwegian direct
01 Oct - 22 Oct Norwegian direct
01 Oct - 19 Oct Norwegian direct
01 Oct - 12 Oct Norwegian direct
16 Oct - 21 Oct Pegasus Airlines direct
13 Oct - 17 Oct Pegasus Airlines
28 Oct - 02 Nov Pegasus Airlines direct

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