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

Return flights

21 Aug - 31 Aug	Norwegian	direct
21 Aug - 24 Aug	Norwegian	direct
21 Aug - 26 Aug	Lufthansa
14 Aug - 17 Aug	Norwegian	direct
07 Aug - 17 Aug	easyJet
14 Aug - 31 Aug	Norwegian	direct
14 Aug - 24 Aug	Norwegian	direct
14 Aug - 21 Aug	Norwegian	direct
10 Aug - 17 Aug	Ryanair
03 Aug - 07 Aug	Ryanair
28 Aug - 12 Sep	Norwegian

Also check the deals for one-way flights from Toulouse 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 Toulouse to Oslo in August from $184

Return flights