AirHint found the following cheapest return flights from Toronto (YTZ) to Oslo (OSL) in January 2026 (see full year).

Return flights

09 Jan - 11 Jan	Porter Airlines (Canada) Ltd
11 Jan - 18 Jan	Porter Airlines (Canada) Ltd
07 Jan - 31 Jan	Porter Airlines (Canada) Ltd
16 Jan - 18 Jan	Porter Airlines (Canada) Ltd
05 Jan - 31 Jan	Porter Airlines (Canada) Ltd
13 Jan - 27 Jan	Porter Airlines (Canada) Ltd
20 Jan - 27 Jan	SWISS
25 Jan - 08 Feb	SWISS
28 Jan - 04 Feb	SWISS
26 Jan - 02 Feb	SWISS
27 Jan - 03 Feb	SWISS
20 Jan - 03 Feb	SWISS
27 Jan - 10 Feb	SWISS
27 Jan - 11 Feb	SWISS
26 Jan - 04 Feb	SWISS
26 Jan - 10 Feb	SWISS
25 Jan - 04 Feb	SWISS
06 Jan - 11 Jan	SWISS

Also check the deals for one-way flights from Toronto to Oslo in January.

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 January from 621€

Return flights