Cheapest one-way flights from Ontario to Porto in February from $274

AirHint found the following cheapest one-way flights from Ontario (ONT) to Porto (OPO) in February 2026 (see full year).

One-Way flights

18 Feb Frontier Airlines
03 Feb Iberia
05 Feb Iberia

Also check the deals for return flights from Ontario to Porto in February.

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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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