Cheapest return flights from Brussels to Oslo in September from 125€

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

Return flights

30 Sep - 07 Oct Norwegian direct
30 Sep - 19 Oct Norwegian direct
30 Sep - 21 Oct Norwegian direct
25 Sep - 02 Oct Ryanair
23 Sep - 07 Oct Norwegian direct
30 Sep - 14 Oct Norwegian direct
30 Sep - 06 Oct Ryanair
25 Sep - 09 Oct Ryanair
28 Sep - 19 Oct Norwegian direct
28 Sep - 07 Oct Norwegian direct
23 Sep - 24 Sep Ryanair
25 Sep - 29 Sep Ryanair
26 Sep - 30 Sep Norwegian direct
28 Sep - 30 Sep Norwegian direct
23 Sep - 28 Sep Norwegian direct
22 Sep - 28 Sep Ryanair
25 Sep - 30 Sep Brussels Airlines direct
24 Sep - 24 Sep Ryanair
25 Sep - 29 Sep Brussels Airlines direct
22 Sep - 26 Sep Ryanair

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

Skyscanner

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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