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

Return flights

03 Mar - 10 Mar	Wizz Air UK
02 Mar - 08 Mar	Air Serbia
22 Mar - 26 Mar	Air Serbia
12 Mar - 17 Mar	Wizz Air UK
09 Mar - 15 Mar	Air Serbia
20 Mar - 26 Mar	Air Serbia
09 Mar - 13 Mar	Air Serbia
20 Mar - 27 Mar	Air Serbia
23 Mar - 26 Mar	Air Serbia
19 Mar - 24 Mar	Wizz Air UK
30 Mar - 06 Apr	Aegean Airlines	direct

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 134€

Return flights