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

Return flights

10 Mar - 15 Mar	Aegean Airlines	direct
03 Mar - 12 Mar	Aegean Airlines	direct
05 Mar - 12 Mar	Aegean Airlines	direct
02 Mar - 09 Mar	Air Serbia
20 Mar - 26 Mar	Air Serbia
08 Mar - 15 Mar	Air Serbia
16 Mar - 22 Mar	Air Serbia
08 Mar - 12 Mar	Air Serbia
15 Mar - 19 Mar	Air Serbia
22 Mar - 26 Mar	Air Serbia
30 Mar - 05 Apr	Aegean Airlines
21 Mar - 08 Apr	Vueling Airlines
29 Mar - 05 Apr	Wizz Air UK
21 Mar - 04 Apr	Vueling Airlines
14 Mar - 04 Apr	Vueling Airlines

Also check the deals for one-way flights from Athens to Oslo in March.

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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Cheapest return flights from Athens to Oslo in March from $161

Return flights