Cheapest one-way flights from Oslo to Brussels in September from $48

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

One-Way flights

23 Sep Norwegian direct
09 Sep Norwegian direct
02 Sep Norwegian direct
16 Sep Norwegian direct
17 Sep Scandinavian Airlines direct
24 Sep Scandinavian Airlines direct
01 Sep Scandinavian Airlines direct
10 Sep Scandinavian Airlines direct
30 Sep Scandinavian Airlines direct
29 Sep Scandinavian Airlines direct

Also check the deals for return flights from Oslo to Brussels 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.

Book a cheap hotel in Brussels

Cheap car rent in Brussels

Feel free to contact us with any feedback or request another flight research.