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Cheap flights from the United States to Ontario from $91

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 11/20. 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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0 bags

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Find the cheapest flights from the United States to Ontario

Recent round-trip flight deals from the United States to Ontario

Enter your travel dates to find the best prices.
Air Canada Logo
4:50 pm - 6:35 pmJFK-YYZ
1h 45mnonstop
Air Canada Logo
10:00 am - 7:58 pmYYZ-JFK
9h 58m2 stops
$191Air Canada
Find Deal
Thu, Mar 26 - Mon, Mar 30
Air Canada Logo
4:50 pm - 6:35 pmJFK-YYZ
1h 45mnonstop
Air Canada Logo
1:00 pm - 7:58 pmYYZ-JFK
6h 58m1 stop
$192Air Canada
Find Deal
Thu, Mar 26 - Mon, Mar 30
Air Canada Logo
5:35 pm - 12:04 amLGA-YYZ
6h 29m1 stop
Air Canada Logo
8:55 pm - 10:33 pmYYZ-LGA
1h 38mnonstop
$196Air Canada
Find Deal
Wed, Mar 11 - Thu, Mar 12
Multiple Airlines Logo
6:05 am - 11:20 pmLGA-YYZ
17h 15m1 stop
Multiple Airlines Logo
12:15 pm - 11:25 pmYYZ-LGA
35h 10m3 stops
$201Multiple Airlines
Find Deal
Wed, Jan 21 - Sun, Jan 25
Multiple Airlines Logo
9:03 pm - 2:20 pmEWR-YYZ
17h 17m2 stops
Multiple Airlines Logo
12:15 pm - 10:04 pmYYZ-EWR
33h 49m3 stops
$211Multiple Airlines
Find Deal
Thu, Jan 8 - Sun, Jan 11
Porter Airlines Logo
10:55 am - 3:58 pmEWR-YTZ
5h 03m1 stop
Porter Airlines Logo
7:00 am - 10:55 amYTZ-EWR
3h 55m1 stop
$220Porter Airlines
Find Deal
Thu, Dec 4 - Sun, Dec 7
Porter Airlines Logo
7:35 pm - 9:15 pmEWR-YTZ
1h 40mnonstop
Porter Airlines Logo
7:00 am - 10:55 amYTZ-EWR
3h 55m1 stop
$221Porter Airlines
Find Deal
Thu, Dec 4 - Sun, Dec 7
WestJet Logo
5:45 pm - 6:13 amLAX-YYZ
9h 28m1 stop
WestJet Logo
12:30 pm - 10:03 pmYYZ-LAX
12h 33m2 stops
$277WestJet
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Mon, Dec 1 - Fri, Dec 5
WestJet Logo
7:00 am - 7:36 pmLAX-YYZ
9h 36m1 stop
WestJet Logo
12:30 pm - 10:03 pmYYZ-LAX
12h 33m2 stops
$279WestJet
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Fri, Nov 28 - Thu, Dec 4
Flair Airlines Logo
10:50 am - 7:50 amLAX-YYZ
18h 00m1 stop
Flair Airlines Logo
9:00 pm - 10:05 amYYZ-LAX
16h 05m1 stop
$284Flair Airlines
Find Deal
Fri, Nov 28 - Thu, Dec 4

WestJet flights from United States to Region of Ontario

Our best WestJet deals on United States to Region of Ontario flight tickets
WestJet
Dec 1
LAX5:45 pmLos Angeles
9h 28m
1 stop
YYZ6:13 amToronto Pearson Intl
Dec 5
YYZ12:30 pmToronto Pearson Intl
12h 33m
2 stops
LAX10:03 pmLos Angeles
$277
Find similar
WestJet
Nov 28
LAX7:00 amLos Angeles
9h 36m
1 stop
YYZ7:36 pmToronto Pearson Intl
Dec 4
YYZ12:30 pmToronto Pearson Intl
12h 33m
2 stops
LAX10:03 pmLos Angeles
$279
Find similar
WestJet
Nov 27
LAX12:15 pmLos Angeles
14h 43m
2 stops
YYZ5:58 amToronto Pearson Intl
Dec 3
YYZ1:30 pmToronto Pearson Intl
11h 33m
1 stop
LAX10:03 pmLos Angeles
$281
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Air Canada flights from United States to Region of Ontario

Our best Air Canada deals on United States to Region of Ontario flight tickets
Air Canada
Mar 26
JFK4:50 pmNew York John F Kennedy Intl
1h 45m
YYZ6:35 pmToronto Pearson Intl
Mar 30
YYZ10:00 amToronto Pearson Intl
9h 58m
2 stops
JFK7:58 pmNew York John F Kennedy Intl
$191
Find similar
Air Canada
Mar 26
JFK4:50 pmNew York John F Kennedy Intl
1h 45m
YYZ6:35 pmToronto Pearson Intl
Mar 30
YYZ1:00 pmToronto Pearson Intl
6h 58m
1 stop
JFK7:58 pmNew York John F Kennedy Intl
$192
Find similar
Air Canada
Mar 11
LGA5:35 pmNew York LaGuardia
6h 29m
1 stop
YYZ12:04 amToronto Pearson Intl
Mar 12
YYZ8:55 pmToronto Pearson Intl
1h 38m
LGA10:33 pmNew York LaGuardia
$196
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from United States to Region of Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 30, 2025.
Use the filters below to find and compare flights from the United States to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

New YorkToronto

JFK - YYZ

JFKYYZ

New York John F Kennedy Intl

Thu 3/26

4:50 pm-6:35 pm

Nonstop1h 45m

Toronto Pearson Intl

Mon 3/30

10:00 am-7:58 pm

2 stops9h 58m

$191

New YorkToronto

JFK - YYZ

JFKYYZ

New York John F Kennedy Intl

Thu 3/26

4:50 pm-6:35 pm

Nonstop1h 45m

Toronto Pearson Intl

Mon 3/30

1:00 pm-7:58 pm

1 stop6h 58m

$192

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

Wed 3/11

5:35 pm-12:04 am

1 stop6h 29m

Toronto Pearson Intl

Thu 3/12

8:55 pm-10:33 pm

Nonstop1h 38m

$196

New YorkToronto

LGA - YYZ

LGAYYZ

New York LaGuardia

Wed 1/21

6:05 am-11:20 pm

1 stop17h 15m

Toronto Pearson Intl

Sun 1/25

12:15 pm-11:25 pm

3 stops35h 10m

$201

NewarkToronto

EWR - YYZ

EWRYYZ

Newark

Thu 1/8

9:03 pm-2:20 pm

2 stops17h 17m

Toronto Pearson Intl

Sun 1/11

12:15 pm-10:04 pm

3 stops33h 49m

$211

NewarkToronto

EWR - YTZ

EWRYTZ

Newark

Thu 12/4

10:55 am-3:58 pm

1 stop5h 03m

Toronto Island

Sun 12/7

7:00 am-10:55 am

1 stop3h 55m

$220

NewarkToronto

EWR - YTZ

EWRYTZ

Newark

Thu 12/4

7:35 pm-9:15 pm

Nonstop1h 40m

Toronto Island

Sun 12/7

7:00 am-10:55 am

1 stop3h 55m

$221

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Mon 12/1

5:45 pm-6:13 am

1 stop9h 28m

Toronto Pearson Intl

Fri 12/5

12:30 pm-10:03 pm

2 stops12h 33m

$277

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 11/28

7:00 am-7:36 pm

1 stop9h 36m

Toronto Pearson Intl

Thu 12/4

12:30 pm-10:03 pm

2 stops12h 33m

$279

Los AngelesToronto

LAX - YYZ

LAXYYZ

Los Angeles

Fri 11/28

10:50 am-7:50 am

1 stop18h 00m

Toronto Pearson Intl

Thu 12/4

9:00 pm-10:05 am

1 stop16h 05m

$284

Flights are sorted by cheapest round-trip flights first.

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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

What is the cheapest month to fly to Region of Ontario?

The month of January is, on average, the cheapest month to fly to Region of Ontario from United States, with most prices found around $240. If you aren’t able to travel during the month of January, then book flights to Region of Ontario from United States during May instead. Flights to Region of Ontario in May, while not as cheap as those in January, still average around $241.

What is the cheapest day to depart on your flight to Region of Ontario?

According to our data, Thursday is the cheapest day to fly to Region of Ontario from United States. The lowest ticket price found for a Thursday departure recently was $361. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Flights from United States to Region of Ontario on a Sunday will generally be more expensive and average around $591. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Region of Ontario?

According to our data, the cheapest time of day to fly to Region of Ontario is at noon. momondo users have found flights departing from United States to Region of Ontario at noon for as low as $303. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights in the morning are often more expensive with an average ticket price of $575.

What is the cheapest United States to Ontario flight route?

Fly from Orlando to London 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 weeks ahead of your departure date. In general, you can expect to find flights to Region of Ontario for around $262 when searching 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 $197 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.

Can stopping save me money on United States to Region of Ontario flights?

No. A direct flight is the cheapest option for a flight between United States to Region of Ontario.

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

$83

Fastest flight time

1h 27m

Direct flights

Every day

Airports in Region of Ontario

1 airport
The best one-way flight to Region of Ontario from United States in the past 72 hours is $83. The best round-trip flight deal from United States to Region of Ontario found on momondo in the last 72 hours is $133.
The fastest flight from United States to Region of Ontario takes 1h 27m
Direct flights go from United States to Region of Ontario every day.
There is 1 airport near Region of Ontario: Montreal Pierre Elliott Trudeau Intl (YUL)
Search flight deals

  • When did momondo last update prices for flights from United States to Ontario?

    Prices for flights from United States to Ontario refresh daily.

  • How many operators does momondo search 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 travel and health documents you'll need for your trip to Ontario may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Ontario. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from United States to Region of Ontario?

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
Flair AirlinesPriceFrom $32Free CancellationRating
6.0
252 reviews
Search Flair Airlines flights
FrontierPriceFrom $36Free CancellationRating
5.8
3,123 reviews
Search Frontier flights
United AirlinesPriceFrom $68Free CancellationRating
7.4
8,999 reviews
Search United Airlines flights
Air CanadaPriceFrom $74Free CancellationRating
7.1
10,383 reviews
Search Air Canada flights
Porter AirlinesPriceFrom $104Free CancellationRating
8.0
384 reviews
Search Porter Airlines flights
WestJetPriceFrom $105Free CancellationRating
7.2
3,152 reviews
Search WestJet flights
DeltaPriceFrom $111Free CancellationRating
7.9
7,998 reviews
Search Delta flights
Air TransatPriceFrom $134Free CancellationRating
7.8
469 reviews
Search Air Transat flights
American AirlinesPriceFrom $222Free CancellationRating
7.2
11,034 reviews
Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from United States to Ontario?

Finding the right flight to Ontario from United States is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Ontario quick and easy, saving you time and money.

Can I find flights from United States to Ontario with flexible booking policies on momondo?

momondo does allow users to show only those flights to Ontario from United States which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from United States to Ontario?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from United States to Ontario.

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.

An easier way to manage your Region of Ontario trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
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Sat 11/29
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