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

Return flights

29 Aug - 04 Sep	Ryanair
29 Aug - 03 Sep	Ryanair
18 Aug - 20 Aug	Ryanair
20 Aug - 27 Aug	KLM
24 Aug - 28 Aug	Brussels Airlines
21 Aug - 24 Aug	Ryanair
13 Aug - 20 Aug	KLM
06 Aug - 20 Aug	Ryanair
21 Aug - 28 Aug	Ryanair
23 Aug - 26 Aug	easyJet
18 Aug - 22 Aug	Lufthansa
20 Aug - 29 Aug	Ryanair

Also check the deals for one-way flights from Birmingham 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 Birmingham to Oslo in August from $212

Return flights