Cheapest return flights from Barcelona to Oslo in September from $103

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

26 Sep - 13 Oct Norwegian Air Sweden AOC direct
24 Sep - 13 Oct Norwegian Air Sweden AOC direct
24 Sep - 26 Sep Vueling Airlines
03 Sep - 08 Sep Norwegian Air Sweden AOC direct
11 Sep - 14 Sep Wizz Air
24 Sep - 12 Oct Norwegian Air Sweden AOC direct
01 Sep - 10 Sep Wizz Air
11 Sep - 14 Sep Norwegian direct
06 Sep - 10 Sep Vueling Airlines direct
01 Sep - 10 Sep Norwegian direct
24 Sep - 25 Sep Norwegian Air Sweden AOC
01 Sep - 05 Sep Norwegian Air Sweden AOC
01 Sep - 01 Sep Norwegian Air Sweden AOC

Also check the deals for one-way 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