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

Return flights

17 Jul - 24 Jul	Air Serbia
16 Jul - 24 Jul	Air Serbia
17 Jul - 23 Jul	Air Serbia
21 Jul - 02 Aug	Volotea
30 Jul - 06 Aug	Wizz Air
16 Jul - 23 Jul	Air Serbia
25 Jul - 09 Aug	Air Serbia
23 Jul - 03 Aug	Volotea
29 Jul - 02 Aug	Ryanair
29 Jul - 04 Aug	Ryanair
21 Jul - 25 Jul	Volotea
21 Jul - 27 Jul	Volotea
24 Jul - 28 Jul	Ryanair
19 Jul - 07 Aug	Pegasus Airlines
24 Jul - 05 Aug	Ryanair
19 Jul - 28 Jul	Pegasus Airlines
17 Jul - 21 Jul	Air Serbia
25 Jul - 28 Jul	Air Serbia
31 Jul - 04 Aug	Ryanair
31 Jul - 06 Aug	Ryanair

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

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 July from $219

Return flights