Cheapest return flights from Barcelona to Oslo in September from $83

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

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

Return flights

13 Sep - 15 Sep Vueling Airlines direct
03 Sep - 15 Sep Vueling Airlines direct
10 Sep - 15 Sep Vueling Airlines direct
13 Sep - 01 Oct Vueling Airlines direct
13 Sep - 17 Sep Vueling Airlines direct
03 Sep - 17 Sep Vueling Airlines direct
10 Sep - 17 Sep Vueling Airlines direct
03 Sep - 10 Sep Vueling Airlines direct
26 Sep - 01 Oct Norwegian Air Sweden AOC direct
15 Sep - 01 Oct Vueling Airlines direct
11 Sep - 15 Sep Norwegian Air Sweden AOC direct
11 Sep - 01 Oct Norwegian direct
15 Sep - 17 Sep Vueling Airlines direct
11 Sep - 17 Sep Norwegian Air Sweden AOC direct
26 Sep - 12 Oct Norwegian Air Sweden AOC direct
12 Sep - 01 Oct Norwegian Air Sweden AOC
12 Sep - 01 Oct Norwegian direct
10 Sep - 01 Oct Vueling Airlines direct
14 Sep - 01 Oct Norwegian Air Sweden AOC
14 Sep - 01 Oct 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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