AirHint found the following cheapest return flights from Newcastle (NCL) to Oslo (OSL) in August 2025 (see full year).

Return flights

28 Aug - 17 Sep	Ryanair
28 Aug - 31 Aug	Ryanair
24 Aug - 01 Sep	Air France
18 Aug - 23 Aug	KLM
23 Aug - 25 Aug	Ryanair
18 Aug - 21 Aug	KLM
15 Aug - 17 Aug	British Airways
17 Aug - 27 Aug	Aer Lingus
25 Aug - 28 Aug	Ryanair
23 Aug - 30 Aug	Ryanair
03 Aug - 08 Aug	Ryanair
02 Aug - 07 Aug	British Airways

Also check the deals for one-way flights from Newcastle to Oslo in August.

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 Newcastle to Oslo in August from $200

Return flights