Cheapest return flights from Athens to Oslo in September from $153

Best time to book flights for Athens (ATH) to Oslo (OSL) flights at AirHint

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

Return flights

10 Sep - 17 Sep Air Serbia
24 Sep - 15 Oct Air Serbia
03 Sep - 08 Sep Norwegian
08 Sep - 20 Sep Air Serbia
27 Sep - 01 Oct Air Serbia
03 Sep - 13 Sep Norwegian direct
03 Sep - 07 Sep Norwegian direct
10 Sep - 17 Sep Aegean Airlines direct
24 Sep - 15 Oct Aegean Airlines direct
03 Sep - 10 Sep Air Serbia
01 Sep - 08 Sep Air Serbia
01 Sep - 07 Sep Air Serbia
15 Sep - 22 Sep Air Serbia
24 Sep - 01 Oct Norwegian
24 Sep - 01 Oct Norwegian direct
13 Sep - 01 Oct Norwegian
13 Sep - 01 Oct Norwegian direct
10 Sep - 01 Oct Vueling Airlines
17 Sep - 01 Oct Norwegian
10 Sep - 01 Oct Norwegian direct

Also check the deals for one-way flights from Athens 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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