Cheapest return flights from Barcelona to Oslo in September from 122€

AirHint found the following cheapest return flights from Barcelona (BCN) to Oslo (OSL) in September 2026 (see full year).

Return flights

24 Sep - 30 Sep Norwegian Air Sweden AOC direct
18 Sep - 30 Sep Norwegian Air Sweden AOC direct
24 Sep - 29 Sep Norwegian Air Sweden AOC direct
24 Sep - 28 Sep Norwegian Air Sweden AOC direct
18 Sep - 29 Sep Norwegian Air Sweden AOC direct
18 Sep - 28 Sep Norwegian Air Sweden AOC direct
20 Sep - 29 Sep Wizz Air
20 Sep - 30 Sep Brussels Airlines
20 Sep - 30 Sep Norwegian direct
20 Sep - 29 Sep Norwegian direct

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

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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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