Cheapest return flights from Istanbul to Oslo in August from $232

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

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

Return flights

27 Aug - 17 Sep Norwegian direct
27 Aug - 07 Sep Norwegian direct
27 Aug - 14 Sep Norwegian direct
27 Aug - 31 Aug Aegean Airlines
25 Aug - 29 Aug HiSky
27 Aug - 31 Aug Norwegian direct
27 Aug - 10 Sep Norwegian direct
25 Aug - 31 Aug HiSky
20 Aug - 24 Aug Norwegian direct
31 Aug - 17 Sep Norwegian direct
31 Aug - 07 Sep Norwegian direct
08 Aug - 10 Aug HiSky
19 Aug - 24 Aug Pegasus Airlines
31 Aug - 14 Sep Norwegian direct
28 Aug - 31 Aug Air Serbia
11 Aug - 18 Aug Wizz Air
28 Aug - 31 Aug Pegasus Airlines direct
31 Aug - 10 Sep Norwegian direct
20 Aug - 07 Sep Norwegian direct
20 Aug - 10 Sep Norwegian direct

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

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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