Cheapest one-way flights from Ontario to Oslo in March from $626

AirHint found the following cheapest one-way flights from Ontario (ONT) to Oslo (OSL) in March 2026 (see full year).

One-Way flights

19 Mar British Airways
05 Mar British Airways
23 Mar British Airways
12 Mar Iberia
02 Mar British Airways
31 Mar Iberia
14 Mar Iberia
15 Mar Iberia

Also check the deals for return flights from Ontario to Oslo in March.

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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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