Cheap Flights to Ontario

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Find where to fly in Ontario

You could visit 46 destinations in Ontario – explore your options right here.

Flight deals to Ontario

Find the best prices for one-way or round-trip flights to Ontario's most popular spots.

Flying to Ontario

The things to know before you go.
Cheapest flight found$1,418, Toronto
Cheapest month to flyMay
Average flight time4 hrs, 28 mins
Cheapest airport to fly fromGuadalajara
Most popular airlineAir Canada

Frequently asked questions

Currently, Flair Airlines and United offer the cheapest flight tickets to Ontario.
We looked at upcoming round-trip flights to Ontario departing over the next 12 months and found that Guadalajara Airport to Toronto Pearson International Airport for $3,372 is the cheapest price.
The cheapest month to fly to Ottawa International is currently April. The cheapest month to fly to Windsor is currently June. The cheapest month to fly to London is currently April. And the cheapest month to fly to North Bay is currently April.
The cheapest day to fly to Toronto Pearson International is currently Thursday, May 15, 2025. The cheapest day to fly to Ottawa International is currently Saturday, April 12, 2025. The cheapest day to fly to Thunder Bay is currently Friday, June 20, 2025. And the cheapest day to fly to London is currently Thursday, April 17, 2025.
Guadalajara Airport and Cancun Airport all offer direct flights to Ontario.
If you're flying from Mexico, the cheapest city in Ontario to fly into is Toronto. The cheapest airport serving Toronto at the moment is Toronto Pearson International Airport.