Cheapest one-way flights from Oslo to Barcelona in September from 61€

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

One-Way flights

30 Sep Norwegian Air Sweden AOC direct
06 Sep Norwegian Air Sweden AOC direct
08 Sep Norwegian Air Sweden AOC direct
28 Sep Wizz Air
28 Sep Norwegian Air Sweden AOC direct
18 Sep Norwegian Air Sweden AOC direct
04 Sep Norwegian Air Sweden AOC direct

Also check the deals for return flights from Oslo to Barcelona 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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