Cheapest return flights from Istanbul to Oslo in August from $208

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 - 07 Sep Norwegian direct
27 Aug - 14 Sep Norwegian direct
27 Aug - 31 Aug Norwegian direct
22 Aug - 31 Aug Aegean Airlines
27 Aug - 30 Aug Aegean Airlines
20 Aug - 27 Aug Norwegian direct
20 Aug - 24 Aug Norwegian direct
24 Aug - 27 Aug Norwegian direct
31 Aug - 07 Sep Norwegian direct
11 Aug - 20 Aug Wizz Air UK
27 Aug - 30 Aug Pegasus Airlines direct
31 Aug - 14 Sep Norwegian direct
31 Aug - 21 Sep Norwegian direct
11 Aug - 13 Aug Wizz Air UK
20 Aug - 07 Sep Norwegian direct
24 Aug - 07 Sep Norwegian direct
25 Aug - 31 Aug Aegean Airlines
24 Aug - 14 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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