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

Return flights

20 Aug - 24 Aug	Ryanair
28 Aug - 31 Aug	Aer Lingus
30 Aug - 01 Sep	Ryanair
27 Aug - 01 Sep	Wizz Air Malta
21 Aug - 24 Aug	Aer Lingus
26 Aug - 29 Aug	Ryanair
21 Aug - 25 Aug	Ryanair
24 Aug - 31 Aug	Ryanair
25 Aug - 31 Aug	Ryanair
19 Aug - 21 Aug	Ryanair
22 Aug - 25 Aug	Ryanair
23 Aug - 26 Aug	Jet2
06 Aug - 03 Sep	Lufthansa
31 Aug - 02 Sep	KLM

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 151€

Return flights