Flights from Denver to Ontario

Flight deals from Denver to Ontario

Looking for cheap flights from Denver to Ontario, or a last-minute trip? Find the lowest prices on one-way and round-trip flights right here.

Flying from Denver to Ontario

Arm yourself with these facts on the fly.
Cheapest flight foundC$101, Toronto
Cheapest month to flySeptember
Average flight time3 hrs, 11 mins
Cheapest airport to fly fromDenver International
Most popular airlineUnited

Frequently asked questions

We looked at all of the upcoming round-trip flights from Denver to Ontario we could find over the next 12 months. It looks like C$339 is the best price. This is good, compared to the average Ontario ticket price of C$671.
The cheapest month to fly from Denver to Ottawa International Airport is usually June. The cheapest month to fly from Denver to Thunder Bay Airport is usually June. The cheapest month to fly from Denver to Toronto Pearson International Airport is usually June. And the cheapest month to fly from Denver to London Airport is usually August.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Denver to Ontario on Monday, June 10, 2024.
Denver International Airport offers direct flights to Ontario.
If you're flying from Denver, the cheapest city in Ontario to fly into is Toronto. The cheapest airport serving Toronto at the moment is Toronto Pearson International.
The average flight time between Denver and Ontario is 3 hours and 11 minutes.
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