AirHint found the following cheapest return flights from Bologna (BLQ) to Oslo (OSL) in September 2025 (see full year).

Return flights

18 Sep - 22 Sep	Wizz Air
11 Sep - 15 Sep	Wizz Air
28 Sep - 05 Oct	Wizz Air Malta
02 Sep - 07 Sep	Wizz Air
04 Sep - 14 Sep	Wizz Air
19 Sep - 21 Sep	Wizz Air Malta
19 Sep - 22 Sep	Wizz Air Malta
04 Sep - 07 Sep	Wizz Air
18 Sep - 21 Sep	Wizz Air
26 Sep - 01 Oct	Wizz Air Malta
11 Sep - 21 Sep	Wizz Air
11 Sep - 14 Sep	Wizz Air
25 Sep - 01 Oct	Wizz Air
28 Sep - 12 Oct	Norwegian	direct
28 Sep - 19 Oct	Norwegian	direct
18 Sep - 08 Oct	Norwegian
27 Sep - 01 Oct	Ryanair
28 Sep - 02 Oct	Wizz Air Malta
18 Sep - 05 Oct	Norwegian	direct
18 Sep - 09 Oct	Norwegian	direct

Also check the deals for one-way flights from Bologna to Oslo in September.

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 Bologna to Oslo in September from 85€

Return flights