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

Return flights

26 Aug - 28 Aug	SunExpress	direct
28 Aug - 11 Sep	SunExpress	direct
26 Aug - 11 Sep	SunExpress	direct
28 Aug - 04 Sep	SunExpress	direct
26 Aug - 04 Sep	SunExpress	direct
21 Aug - 26 Aug	AJet
22 Aug - 26 Aug	AJet
05 Aug - 12 Aug	Pegasus Airlines
21 Aug - 28 Aug	AJet
19 Aug - 22 Aug	Aegean Airlines
29 Aug - 01 Sep	AJet
14 Aug - 21 Aug	Pegasus Airlines
21 Aug - 24 Aug	Turkish Airlines
19 Aug - 26 Aug	SunExpress	direct
19 Aug - 21 Aug	SunExpress	direct
19 Aug - 04 Sep	SunExpress	direct

Also check the deals for one-way flights from Izmir to Oslo in August.

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 Izmir to Oslo in August from 230€

Return flights