Cheapest return flights from Basel to Oslo in September from 139€

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

Return flights

25 Sep - 16 Oct Norwegian direct
25 Sep - 09 Oct Norwegian direct
17 Sep - 24 Sep easyJet
24 Sep - 25 Sep easyJet
25 Sep - 02 Oct Norwegian direct
21 Sep - 25 Sep Norwegian direct
28 Sep - 16 Oct Norwegian direct
21 Sep - 09 Oct Norwegian direct
25 Sep - 28 Sep Norwegian direct
25 Sep - 12 Oct Norwegian direct
25 Sep - 01 Oct Norwegian
28 Sep - 02 Oct Norwegian direct
21 Sep - 02 Oct Norwegian direct
18 Sep - 25 Sep Wizz Air
20 Sep - 22 Sep easyJet
30 Sep - 03 Oct Wizz Air Malta
18 Sep - 21 Sep Wizz Air
21 Sep - 28 Sep Norwegian direct
25 Sep - 30 Sep Norwegian
20 Sep - 21 Sep easyJet

Also check the deals for one-way flights from Basel 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.

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