Cheapest return flights from Oslo to Istanbul in August from 120€

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

Return flights

31 Aug - 17 Sep Norwegian direct
24 Aug - 28 Aug Norwegian direct
21 Aug - 28 Aug Pegasus Airlines direct
30 Aug - 06 Sep Pegasus Airlines direct
28 Aug - 06 Sep Pegasus Airlines direct
23 Aug - 30 Aug Pegasus Airlines direct
24 Aug - 10 Sep Norwegian direct
31 Aug - 10 Sep Norwegian direct
07 Aug - 12 Sep Pegasus Airlines direct
25 Aug - 30 Aug Pegasus Airlines direct
21 Aug - 30 Aug Pegasus Airlines direct
20 Aug - 27 Aug Norwegian direct
24 Aug - 31 Aug Norwegian
27 Aug - 10 Sep Norwegian direct
13 Aug - 20 Aug Norwegian
20 Aug - 24 Aug Norwegian direct
17 Aug - 27 Aug Pegasus Airlines direct
27 Aug - 04 Sep Norwegian direct
27 Aug - 02 Sep Norwegian
20 Aug - 03 Sep Norwegian direct

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

Book a cheap hotel in Istanbul

Cheap car rent in Istanbul

Feel free to contact us with any feedback or request another flight research.