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

Return flights

29 Aug - 08 Sep	Norwegian
29 Aug - 02 Sep	Norwegian
29 Aug - 01 Sep	Norwegian
29 Aug - 31 Aug	Norwegian
28 Aug - 01 Sep	Wizz Air Malta
29 Aug - 05 Sep	Ryanair
29 Aug - 17 Sep	Norwegian
22 Aug - 27 Aug	Air Serbia
28 Aug - 31 Aug	Wizz Air Malta
25 Aug - 01 Sep	Norwegian
28 Aug - 29 Aug	Wizz Air Malta
26 Aug - 02 Sep	Ryanair
29 Aug - 08 Sep	Norwegian	direct
25 Aug - 28 Aug	Norwegian
31 Aug - 04 Sep	Wizz Air Malta
22 Aug - 28 Aug	Ryanair
25 Aug - 29 Aug	Norwegian	direct
28 Aug - 30 Aug	Wizz Air Malta
23 Aug - 27 Aug	Scandinavian Airlines
24 Aug - 25 Aug	Ryanair

Also check the deals for one-way flights from Naples 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 Naples to Oslo in August from 149€

Return flights