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

Return flights

30 Jul - 28 Aug	Pegasus Airlines
29 Jul - 24 Aug	AJet
30 Jul - 06 Aug	Pegasus Airlines
31 Jul - 07 Aug	Pegasus Airlines
31 Jul - 04 Aug	Pegasus Airlines
31 Jul - 03 Aug	Pegasus Airlines
28 Jul - 31 Jul	AJet
29 Jul - 24 Aug	Pegasus Airlines	direct
28 Jul - 11 Aug	AJet
27 Jul - 05 Aug	Pegasus Airlines
30 Jul - 06 Aug	Pegasus Airlines	direct

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

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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Cheapest return flights from Istanbul to Oslo in July from 297€

Return flights