Cheapest one-way flights from Barcelona to Oslo in September from $53

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

One-Way flights

25 Sep Norwegian Air Sweden AOC direct
27 Sep Norwegian Air Sweden AOC direct
30 Sep Ryanair
26 Sep Norwegian direct
20 Sep Norwegian Air Sweden AOC direct
23 Sep Ryanair
18 Sep Norwegian direct
17 Sep Ryanair
17 Sep Vueling Airlines direct
29 Sep Vueling Airlines

Also check the deals for return flights from Barcelona 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.

Book a cheap hotel in Oslo

Cheap car rent in Oslo

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