Cheapest return flights from Oslo to Istanbul in October from 119€

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

Return flights

17 Oct - 22 Oct Wizz Air Malta
12 Oct - 16 Oct Norwegian
21 Oct - 24 Oct Wizz Air
19 Oct - 23 Oct Norwegian
18 Oct - 22 Oct Norwegian
16 Oct - 24 Oct Pegasus Airlines direct
15 Oct - 22 Oct Pegasus Airlines direct
17 Oct - 23 Oct Pegasus Airlines
21 Oct - 24 Oct Pegasus Airlines direct
13 Oct - 22 Oct Pegasus Airlines direct
29 Oct - 27 Nov Pegasus Airlines direct
30 Oct - 03 Nov Pegasus Airlines
30 Oct - 07 Nov Pegasus Airlines
11 Oct - 11 Nov Pegasus Airlines direct
23 Oct - 01 Nov Wizz Air
24 Oct - 02 Nov Pegasus Airlines direct
24 Oct - 03 Nov Pegasus Airlines
29 Oct - 02 Nov Pegasus Airlines direct
24 Oct - 03 Nov Pegasus Airlines direct
29 Oct - 07 Nov Pegasus Airlines

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

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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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