Cheap flights from the United States to Ontario from C$ 42
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Ontario departing on 25/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Recent round-trip flight deals from the United States to Ontario
KAYAK's recommended round-trip deals from the most popular airlines that fly from the United States to Ontario.
Recent one-way flight deals from the United States to Ontario
Flying one-way? These are some of the best deals recently discovered on momondo for flights from the United States to Ontario.
Recent last minute flight deals from the United States to Ontario
Planning a quick getaway from the United States to Ontario? These are the last-minute flight deals available now.
Recent direct flight deals from the United States to Ontario
If you prefer a non-stop journey, check out our latest direct flight deals to Ontario, so you can enjoy a seamless trip without layovers.
Flair Airlines flights from United States to Region of Ontario
Our best Flair Airlines deals on United States to Region of Ontario flight tickets
Flair Airlines![Flair Airlines]()
7 Jun![Flair Airlines]()
24 Jun
JFK10:45 a.m.New York John F Kennedy Intl
1h 45m
YYZ12:30 p.m.Toronto Pearson Intl
YYZ7:55 a.m.Toronto Pearson Intl
2h 05m
JFK10:00 a.m.New York John F Kennedy Intl
Flair Airlines![Flair Airlines]()
14 Jun![Flair Airlines]()
15 Jun
JFK10:45 a.m.New York John F Kennedy Intl
1h 45m
YYZ12:30 p.m.Toronto Pearson Intl
YYZ7:55 a.m.Toronto Pearson Intl
2h 05m
JFK10:00 a.m.New York John F Kennedy Intl
WestJet flights from United States to Region of Ontario
Our best WestJet deals on United States to Region of Ontario flight tickets
WestJet![WestJet]()
23 Jul![WestJet]()
30 Jul
LAX11:25 a.m.Los Angeles
10h 08m
1 stop
YYZ12:33 a.m.Toronto Pearson Intl
YYZ9:00 a.m.Toronto Pearson Intl
12h 10m
2 stops
LAX6:10 p.m.Los Angeles
WestJet![WestJet]()
18 Jul![WestJet]()
23 Jul
LAX11:25 a.m.Los Angeles
10h 08m
1 stop
YYZ12:33 a.m.Toronto Pearson Intl
YYZ9:00 a.m.Toronto Pearson Intl
12h 10m
2 stops
LAX6:10 p.m.Los Angeles
See travel insights to Ontario from
How to get the cheapest flight ticket from United States to Region of Ontario
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
Prices
Airlines
Other information
What is the cheapest month to fly to Region of Ontario?
In general, February is the cheapest month to fly from United States to Region of Ontario. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 174. If you are unable to visit Region of Ontario during the month of February, then departing from United States during the month September is also very affordable. Most momondo users find prices during this month for around C$ 201.
What is the cheapest day to depart on your flight to Region of Ontario?
The cheapest day to depart from United States to Region of Ontario is on a Monday. Travellers who choose to depart for Region of Ontario on a Monday will often find tickets for as low as C$ 357. The most expensive day to fly to Region of Ontario is Saturday, with ticket prices averaging around C$ 482.
What is the cheapest time of day to depart on your flight to Region of Ontario?
Our most recent data shows that the best time of day to fly to Region of Ontario is in the afternoon. Flights from United States to Region of Ontario during this time can be as low as C$ 319. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 461 on average. Flights to Region of Ontario from United States in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.
What is the cheapest United States to Ontario flight route?
Fly from New York John F Kennedy Intl to Toronto Pearson Intl for the best United States - Ontario flight prices
How far in advance should I book a flight to Region of Ontario?
You are more likely to see cheaper flights to Region of Ontario from United States when booking 4 weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around C$ 267 when searching 4 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Region of Ontario from United States for as low as C$ 242 on momondo.
What cabin class options are available on United States to Ontario flights?
There are 4 cabin classes available to choose from on United States to Ontario flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from United States to Ontario?
Flair Airlines, WestJet, and Porter Airlines are the most popular carriers operating from United States to Ontario
Which airlines fly to Region of Ontario?
Air Canada, Porter Airlines and WestJet are the top three most popular airlines that fly to Region of Ontario from United States according to our data. Air Canada is the first choice among our users, with 42% of people opting to fly with this airline when travelling to Region of Ontario. Keep in mind that there are 9 different airlines that fly to Region of Ontario on a routine basis, so you have a few additional options to choose from.
How many flights depart from United States to Region of Ontario on average per day?
The number of flights available between United States and Region of Ontario is 264 per day as of April 2025. The most frequent departure time is 4:00p.m., with 44% of daily flights leaving at noon.
How many flights depart from United States to Region of Ontario on average per week?
1,850 flights are operational weekly from United States to Region of Ontario as of April 2025. The most popular departure day for this route is Mon, with 15% of flights per week taking off on this day.
Cheap United States to Region of Ontario flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from United States to Region of Ontario
Best price found | C$ 42 |
|---|---|
Fastest flight time | 1h 24m |
Direct flights | Every day |
Airports in Region of Ontario | 2 airports |
When did momondo last update prices for flights from United States to Ontario?
Prices for flights from United States to Ontario are updated daily.
How many operators does momondo search for flights from United States to Ontario?
As of April 2025, there are 8 operators available to choose from for flights from United States to Ontario.
How old do you have to be to fly from United States to Ontario?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from United States to Ontario.
What documentation or ID do you need to fly to Ontario?
The required travel and health documents for your Ontario trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Ontario. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from United States to Region of Ontario?
Based on momondo bookings for flights between United States and Region of Ontario, the leading plane model is Embraer 195 E2, making up 20.72% of the total bookings. Other popular models include De Havilland (Bombardier) DHC-8-400 Dash 8Q with 16.43%, Boeing 737 MAX 8 with 8.73%, and Airbus A321-100/200 with 7.12%.
Best airlines flying from United States to Region of Ontario
Compare and see reviews for airlines that fly from United States to Region of Ontario with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom C$ 159 | Free Cancellation | Rating 6.0 239 reviews | |||
| PriceFrom C$ 164 | Free Cancellation | Rating 7.0 9,170 reviews | |||
| PriceFrom C$ 177 | Free Cancellation | Rating 7.8 385 reviews | |||
| PriceFrom C$ 177 | Free Cancellation | Rating 7.2 10,000 reviews | |||
| PriceFrom C$ 210 | Free Cancellation | Rating 7.4 8,684 reviews | |||
| PriceFrom C$ 221 | Free Cancellation | Rating 7.2 2,812 reviews | |||
| PriceFrom C$ 235 | Free Cancellation | Rating 8.0 284 reviews | |||
| PriceFrom C$ 251 | Free Cancellation | Rating 8.0 7,920 reviews | |||
| PriceFrom C$ 392 | Free Cancellation | Rating 8.0 9,900 reviews |
Why use momondo?
Why should I use momondo to find a flight deal from United States to Ontario?
It is quick and easy to find United States to Ontario flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Ontario that suits you.
Can I find flights from United States to Ontario with flexible booking policies on momondo?
Yes. momondo enables you to select and highlight flights to Ontario from United States with this policy.
How can momondo help me find flights from United States to Ontario?
Once you have performed a search for United States to Ontario flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from United States to Ontario right now. Can momondo alert me if prices change?
Price alerts on flights to Ontario from United States are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.
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