Cheapest one-way flights from Barcelona to Oslo in September from 45€

Best time to book flights for Barcelona (BCN) to Oslo (OSL) flights at AirHint

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

One-Way flights

17 Sep Vueling Airlines direct
10 Sep Vueling Airlines direct
15 Sep Vueling Airlines direct
04 Sep Norwegian Air Sweden AOC direct
11 Sep Norwegian direct
01 Sep Wizz Air
22 Sep Vueling Airlines direct
08 Sep Norwegian Air Sweden AOC
08 Sep Norwegian Air Sweden AOC direct
01 Sep Norwegian Air Sweden AOC direct

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.

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