Cheapest return BCN–OSL flights, September

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

Return flights

23 Sep - 27 Sep Ryanair
25 Sep - 27 Sep Wizz Air UK
03 Sep - 09 Sep Wizz Air
15 Sep - 19 Sep Ryanair
07 Sep - 28 Sep Vueling Airlines
09 Sep - 10 Sep Vueling Airlines direct
09 Sep - 14 Sep Vueling Airlines direct
11 Sep - 14 Sep Wizz Air Malta
07 Sep - 12 Sep Ryanair
08 Sep - 11 Sep Wizz Air Malta
23 Sep - 12 Oct Norwegian direct
25 Sep - 12 Oct Norwegian direct
14 Sep - 03 Oct Vueling Airlines direct
23 Sep - 10 Oct Norwegian direct
23 Sep - 06 Oct Norwegian direct
14 Sep - 04 Oct Vueling Airlines direct
23 Sep - 03 Oct Norwegian direct
23 Sep - 09 Oct Norwegian direct
23 Sep - 04 Oct Norwegian direct
15 Sep - 03 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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