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

Return flights

25 Jul - 31 Jul	Porter Airlines (Canada) Ltd
09 Jul - 18 Jul	Porter Airlines (Canada) Ltd
26 Jul - 25 Aug	Porter Airlines (Canada) Ltd
20 Jul - 23 Jul	Porter Airlines (Canada) Ltd
24 Jul - 07 Aug	Porter Airlines (Canada) Ltd
28 Jul - 08 Aug	SWISS
30 Jul - 05 Aug	SWISS
22 Jul - 10 Aug	SWISS

Also check the deals for one-way flights from Toronto 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 Toronto to Oslo in July from $724

Return flights