Cheapest return flights from Athens to Oslo in September from $174

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

Return flights

02 Sep - 14 Sep Air Serbia
26 Sep - 04 Oct Air Serbia
07 Sep - 14 Sep Aegean Airlines
02 Sep - 06 Sep Air Serbia
22 Sep - 27 Sep Air Serbia
07 Sep - 14 Sep Aegean Airlines direct
02 Sep - 14 Sep Aegean Airlines direct
07 Sep - 07 Sep Aegean Airlines
29 Sep - 13 Oct LOT
02 Sep - 06 Sep Norwegian direct
02 Sep - 07 Sep Norwegian direct
25 Sep - 11 Oct Norwegian Air Sweden AOC
21 Sep - 11 Oct Norwegian direct
29 Sep - 11 Oct Norwegian Air Sweden AOC
26 Sep - 11 Oct Norwegian direct
21 Sep - 04 Oct Norwegian direct
07 Sep - 27 Sep Norwegian
29 Sep - 04 Oct Norwegian Air Sweden AOC
26 Sep - 04 Oct Norwegian direct
25 Sep - 13 Oct Norwegian Air Sweden AOC

Also check the deals for one-way flights from Athens 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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