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

Return flights

30 Jul - 13 Aug	Ryanair
28 Jul - 01 Aug	Wizz Air
30 Jul - 06 Aug	Ryanair
30 Jul - 13 Aug	Norwegian	direct
30 Jul - 06 Aug	Norwegian	direct
30 Jul - 09 Aug	Norwegian	direct
30 Jul - 02 Aug	Norwegian	direct
30 Jul - 16 Aug	Norwegian	direct
30 Jul - 08 Aug	Norwegian

Also check the deals for one-way flights from Thessaloniki 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 Thessaloniki to Oslo in July from 309€

Return flights