Cheapest one-way flights from Istanbul to Oslo in August from $122

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

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

One-Way flights

23 Aug Air Serbia
31 Aug Pegasus Airlines direct
14 Aug British Airways
06 Aug Norwegian direct
23 Aug Turkish Airlines direct
14 Aug Pegasus Airlines direct

Also check the deals for return 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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