Cheapest return flights from Sofia to Oslo in September from 88€

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

Return flights

18 Sep - 21 Sep Norwegian direct
25 Sep - 05 Oct Norwegian direct
25 Sep - 12 Oct Norwegian direct
18 Sep - 05 Oct Norwegian direct
19 Sep - 21 Sep Ryanair
18 Sep - 02 Oct Norwegian direct
19 Sep - 22 Sep Ryanair
11 Sep - 21 Sep Norwegian direct
29 Sep - 05 Oct Wizz Air
18 Sep - 25 Sep Norwegian direct
25 Sep - 16 Oct Norwegian direct
18 Sep - 28 Sep Norwegian direct
25 Sep - 28 Sep Norwegian direct
17 Sep - 24 Sep Ryanair
28 Sep - 05 Oct Norwegian direct
28 Sep - 19 Oct Norwegian direct
28 Sep - 12 Oct Norwegian direct
11 Sep - 02 Oct Norwegian direct
11 Sep - 14 Sep Norwegian
11 Sep - 14 Sep Norwegian direct

Also check the deals for one-way flights from Sofia 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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