AirHint found the following cheapest return flights from Ontario (ONT) to Oslo (OSL) in February 2026 (see full year).

Return flights

06 Feb - 20 Feb	British Airways
09 Feb - 16 Feb	British Airways
09 Feb - 23 Feb	British Airways
16 Feb - 23 Feb	British Airways
02 Feb - 09 Feb	British Airways
20 Feb - 27 Feb	British Airways
19 Feb - 26 Feb	British Airways
23 Feb - 02 Mar	British Airways
05 Feb - 12 Feb	British Airways
12 Feb - 19 Feb	British Airways
12 Feb - 20 Feb	British Airways

Also check the deals for one-way flights from Ontario to Oslo in February.

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 Ontario to Oslo in February from $539

Return flights