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

Return flights

29 Aug - 31 Aug	Wizz Air
29 Aug - 01 Sep	Wizz Air
28 Aug - 31 Aug	Wizz Air
26 Aug - 31 Aug	Wizz Air
26 Aug - 30 Aug	Wizz Air
27 Aug - 31 Aug	Wizz Air Malta
26 Aug - 02 Sep	Wizz Air
18 Aug - 20 Aug	Wizz Air
24 Aug - 01 Sep	Wizz Air
24 Aug - 31 Aug	Wizz Air
24 Aug - 07 Sep	Wizz Air
28 Aug - 07 Sep	Wizz Air
18 Aug - 27 Aug	Wizz Air
18 Aug - 25 Aug	Wizz Air
13 Aug - 15 Aug	Wizz Air
30 Aug - 01 Sep	Wizz Air
25 Aug - 01 Sep	Wizz Air Malta
30 Aug - 06 Sep	Norwegian
22 Aug - 10 Sep	Norwegian
31 Aug - 06 Sep	Ryanair

Also check the deals for one-way flights from Rome 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 Rome to Oslo in August from 106€

Return flights