Cheapest return flights from Oslo to Istanbul in August from 140€

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

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

Return flights

17 Aug - 03 Sep Norwegian direct
31 Aug - 17 Sep Norwegian direct
31 Aug - 10 Sep Norwegian direct
31 Aug - 03 Sep Norwegian direct
17 Aug - 27 Aug Norwegian direct
14 Aug - 16 Aug Pegasus Airlines
17 Aug - 31 Aug Norwegian direct
31 Aug - 07 Sep Air Serbia
31 Aug - 14 Sep Norwegian direct
31 Aug - 07 Sep Turkish Airlines direct
16 Aug - 23 Aug Pegasus Airlines
16 Aug - 23 Aug Turkish Airlines direct
14 Aug - 16 Aug Pegasus Airlines direct
06 Aug - 10 Aug 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.

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