Cheapest return flights from Oslo to Istanbul in August from 138€

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

24 Aug - 10 Sep Norwegian direct
31 Aug - 17 Sep Norwegian direct
31 Aug - 10 Sep Norwegian direct
24 Aug - 27 Aug Norwegian direct
24 Aug - 07 Sep Norwegian direct
31 Aug - 07 Sep Norwegian direct
03 Aug - 04 Aug Norwegian
06 Aug - 10 Aug Norwegian direct
01 Aug - 05 Aug Turkish Airlines
06 Aug - 06 Aug Norwegian
03 Aug - 10 Aug Norwegian direct
01 Aug - 05 Aug Turkish Airlines direct
03 Aug - 06 Aug Norwegian direct
05 Aug - 05 Aug SunExpress
04 Aug - 04 Aug Norwegian

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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