Cheapest one-way flights from Ontario to Madrid in April from $364

Best time to book flights for Ontario (ONT) to Madrid (MAD) flights at AirHint

AirHint found the following cheapest one-way flights from Ontario (ONT) to Madrid (MAD) in April 2025 (see full year).

One-Way flights

07 Apr Frontier Airlines
05 Apr Frontier Airlines
01 Apr Frontier Airlines
02 Apr British Airways
27 Apr Iberia
06 Apr Frontier Airlines
26 Apr Frontier Airlines
11 Apr Frontier Airlines
25 Apr Frontier Airlines
21 Apr Volaris

Also check the deals for return flights from Ontario to Madrid in April.

Skyscanner

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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