What is the cheapest airline that flies from Ontario to United States?

Porter Airlines, Flair Airlines, and WestJet are the most popular carriers operating from Ontario to United States

How many flights depart from Region of Ontario to United States on average per day?

As of September 2025, there are 159 flights per day flying from Region of Ontario to United States. The most common time of day flights depart is 6:00PM, with 44% of flights taking off at noon.

How long is the flight from Region of Ontario to United States?

Flight times vary depending on what airport in Region of Ontario you fly out of and what airport in United States you fly into. For example, flying from Ottawa to Los Angeles takes 8h 45m on average. On the other hand, flying from Toronto to Los Angeles takes 9h 06m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

How many flights depart from Region of Ontario to United States on average per week?

As of September 2025, there are 1,116 flights per week flying from Region of Ontario to United States. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

What airlines fly to United States?

Air Canada, Porter Airlines and WestJet are the top three most popular airlines that fly to United States from Region of Ontario according to our data. Air Canada is the first choice among our users, with 44% of people opting to fly with this airline when traveling to United States. Keep in mind that there are 8 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

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

Prices for flights from Ontario to United States are updated daily.

How many operators does momondo search for flights from Ontario to United States?

As of September 2025, there are 8 operators available to choose from for flights from Ontario to United States.

How old do you have to be to fly from Ontario to United States?

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 Ontario to United States.

What documentation or ID do you need to fly to United States?

The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$101 Cheap Flights from Ontario to the United States in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Ontario to the United States

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

6:30 am - 9:50 amYYZ-FLL

3h 20mnonstop

11:25 am - 2:40 pmFLL-YYZ

3h 15mnonstop

$139Flair Airlines

Find Deal

Thu, Oct 23 - Fri, Oct 31

11:15 am - 2:48 pmYYZ-FLL

3h 33mnonstop

11:25 am - 2:40 pmFLL-YYZ

3h 15mnonstop

$140Multiple Airlines

Find Deal

Tue, Oct 28 - Thu, Oct 30

7:40 am - 11:13 amYYZ-FLL

3h 33mnonstop

6:55 pm - 10:12 pmFLL-YYZ

3h 17mnonstop

$156WestJet

Find Deal

Sat, Nov 22 - Wed, Dec 3

11:15 am - 2:48 pmYYZ-FLL

3h 33mnonstop

6:55 pm - 10:12 pmFLL-YYZ

3h 17mnonstop

$159WestJet

Find Deal

Tue, Nov 11 - Wed, Nov 19

9:35 am - 12:57 pmYYZ-FLL

3h 22mnonstop

1:55 pm - 8:08 pmFLL-YYZ

6h 13m1 stop

$162Porter Airlines

Find Deal

Wed, Oct 29 - Wed, Nov 5

9:35 am - 12:57 pmYYZ-FLL

3h 22mnonstop

8:30 am - 11:43 amFLL-YYZ

3h 13mnonstop

$165Porter Airlines

Find Deal

Mon, Oct 27 - Fri, Nov 7

7:00 am - 1:25 pmYYZ-FLL

6h 25m1 stop

10:05 pm - 1:14 amFLL-YYZ

3h 09mnonstop

$173Air Canada

Find Deal

Sun, Oct 26 - Sun, Nov 2

12:00 pm - 1:40 pmYYZ-EWR

1h 40mnonstop

11:05 am - 12:47 pmEWR-YYZ

1h 42mnonstop

$191Air Canada

Find Deal

Sun, Nov 2 - Fri, Nov 7

6:45 am - 10:35 amYUL-FLL

3h 50mnonstop

11:45 am - 3:10 pmFLL-YUL

3h 25mnonstop

$193Air Transat

Find Deal

Wed, Nov 5 - Wed, Nov 12

6:45 am - 10:35 amYUL-FLL

3h 50mnonstop

11:45 am - 3:10 pmFLL-YUL

3h 25mnonstop

$200Air Transat

Find Deal

Wed, Nov 5 - Fri, Nov 7

American Airlines flights from Region of Ontario to United States

Our best American Airlines deals on Region of Ontario to United States flight tickets

American Airlines

Sep 29

YYZ1:15 pmToronto Pearson Intl

12h 38m

1 stop

LAS10:53 pmLas Vegas Harry Reid Intl

Oct 6

LAS10:40 pmLas Vegas Harry Reid Intl

9h 29m

1 stop

YYZ11:09 amToronto Pearson Intl

$204

Find similar

American Airlines

Oct 4

YYZ5:20 pmToronto Pearson Intl

7h 03m

1 stop

LAS9:23 pmLas Vegas Harry Reid Intl

Oct 10

LAS1:10 amLas Vegas Harry Reid Intl

11h 20m

1 stop

YYZ3:30 pmToronto Pearson Intl

$223

Find similar

American Airlines

Sep 30

YYZ5:20 pmToronto Pearson Intl

8h 02m

1 stop

LAS10:22 pmLas Vegas Harry Reid Intl

Oct 4

LAS6:00 amLas Vegas Harry Reid Intl

8h 01m

1 stop

YYZ5:01 pmToronto Pearson Intl

$224

Find similar

Delta flights from Region of Ontario to United States

Our best Delta deals on Region of Ontario to United States flight tickets

Delta

Oct 6

YYZ6:15 amToronto Pearson Intl

5h 05m

1 stop

FLL11:20 amFort Lauderdale

Oct 8

FLL6:30 amFort Lauderdale

4h 50m

1 stop

YYZ11:20 amToronto Pearson Intl

$228

Find similar

Delta

Oct 26

YYZ6:00 amToronto Pearson Intl

1h 59m

JFK7:59 amNew York John F Kennedy Intl

Nov 11

JFK7:15 amNew York John F Kennedy Intl

7h 33m

1 stop

YYZ2:48 pmToronto Pearson Intl

$246

Find similar

Delta

Oct 16

YUL7:30 pmMontreal Pierre Elliott Trudeau Intl

1h 34m

LGA9:04 pmNew York LaGuardia

Oct 19

LGA7:05 amNew York LaGuardia

1h 32m

YUL8:37 amMontreal Pierre Elliott Trudeau Intl

$263

Find similar

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

TorontoFort Lauderdale

YYZ - FLL

YYZFLL

Toronto Pearson Intl

Thu 10/23

6:30 am-9:50 am

Nonstop3h 20m

Fort Lauderdale

Fri 10/31

11:25 am-2:40 pm

Nonstop3h 15m

$139

TorontoFort Lauderdale

YYZ - FLL

YYZFLL

Toronto Pearson Intl

Tue 10/28

11:15 am-2:48 pm

Nonstop3h 33m

Fort Lauderdale

Thu 10/30

11:25 am-2:40 pm

Nonstop3h 15m

$140

TorontoFort Lauderdale

YYZ - FLL

YYZFLL

Toronto Pearson Intl

Sat 11/22

7:40 am-11:13 am

Nonstop3h 33m

Fort Lauderdale

Wed 12/3

6:55 pm-10:12 pm

Nonstop3h 17m

$156

TorontoFort Lauderdale

YYZ - FLL

YYZFLL

Toronto Pearson Intl

Tue 11/11

11:15 am-2:48 pm

Nonstop3h 33m

Fort Lauderdale

Wed 11/19

6:55 pm-10:12 pm

Nonstop3h 17m

$159

TorontoFort Lauderdale

YYZ - FLL

YYZFLL

Toronto Pearson Intl

Wed 10/29

9:35 am-12:57 pm

Nonstop3h 22m

Fort Lauderdale

Wed 11/5

1:55 pm-8:08 pm

1 stop6h 13m

$162

TorontoFort Lauderdale

YYZ - FLL

YYZFLL

Toronto Pearson Intl

Mon 10/27

9:35 am-12:57 pm

Nonstop3h 22m

Fort Lauderdale

Fri 11/7

8:30 am-11:43 am

Nonstop3h 13m

$165

TorontoFort Lauderdale

YYZ - FLL

YYZFLL

Toronto Pearson Intl

Sun 10/26

7:00 am-1:25 pm

1 stop6h 25m

Fort Lauderdale

Sun 11/2

10:05 pm-1:14 am

Nonstop3h 09m

$173

TorontoNewark

YYZ - EWR

YYZEWR

Toronto Pearson Intl

Sun 11/2

12:00 pm-1:40 pm

Nonstop1h 40m

Newark

Fri 11/7

11:05 am-12:47 pm

Nonstop1h 42m

$191

MontrealFort Lauderdale

YUL - FLL

YULFLL

Montreal Pierre Elliott Trudeau Intl

Wed 11/5

6:45 am-10:35 am

Nonstop3h 50m

Fort Lauderdale

Wed 11/12

11:45 am-3:10 pm

Nonstop3h 25m

$193

MontrealFort Lauderdale

YUL - FLL

YULFLL

Montreal Pierre Elliott Trudeau Intl

Wed 11/5

6:45 am-10:35 am

Nonstop3h 50m

Fort Lauderdale

Fri 11/7

11:45 am-3:10 pm

Nonstop3h 25m

$200

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Region of Ontario to United States

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 United States?

In general, May is the cheapest month to fly from Region of Ontario to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $202. If you aren’t able to travel during the month of May, then book flights to United States from Region of Ontario during January instead. Flights to United States in January, while not as cheap as those in May, still average around $209.

What is the cheapest day to depart on your flight to United States?

According to our data, Thursday is the cheapest day to fly to United States from Region of Ontario. The lowest ticket price found for a Thursday departure recently was $296. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $363. These prices are subject to change though, so be sure to set up a Price Alert for flights to United States.

What is the cheapest time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is in the evening when flights can be purchased for as low as $248. Try not to purchase tickets in the afternoon because they tend to be around $396. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Ontario to United States flight route?

Fly from Toronto Region of Waterloo Intl to Orlando for the best Ontario - United States flight prices

How far in advance should I book a flight to United States?

You are more likely to see cheaper flights to United States from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to United States for around $264 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to United States from Region of Ontario for as low as $214 on momondo.

What cabin class options are available on Ontario to United States flights?

There are 4 cabin classes available to choose from on Ontario to United States 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 Region of Ontario to United States flights?

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

Cheap Region of Ontario to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to United States

Best Price Found	$108
Fastest flight time	1h 27m
Direct flights	Every day
Airports in United States	2 airports

The best one-way flight to United States from Region of Ontario in the past 72 hours is $108. The best round-trip flight deal from Region of Ontario to United States found on momondo in the last 72 hours is $148.

The fastest flight from Region of Ontario to United States takes 1h 27m

Direct flights go from Region of Ontario to United States every day.

There are 2 airports near United States: Newark (EWR), New York LaGuardia (LGA)

Search flight deals

When did momondo last update prices for flights from Ontario to United States?
Prices for flights from Ontario to United States are updated daily.
How many operators does momondo search for flights from Ontario to United States?
As of September 2025, there are 8 operators available to choose from for flights from Ontario to United States.
How old do you have to be to fly from Ontario to United States?
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 Ontario to United States.
What documentation or ID do you need to fly to United States?
The necessary travel and health documents for your United States trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Region of Ontario to United States?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Region of Ontario to United States is Embraer 195 E2 (35.95% of total bookings). The next most popular plane models are De Havilland (Bombardier) DHC-8-400 Dash 8Q (13.28%), Boeing 737 MAX 8 (9.20%), and Airbus A321-100/200 (7.78%).

Best airlines flying from Region of Ontario to United States

Compare and see reviews for airlines that fly from Region of Ontario to United States with momondo

Airline	Rating	Free Cancellation	Price
Flair Airlines	PriceFrom $25	Free Cancellation	Rating 6.0 249 reviews	Search Flair Airlines flights
WestJet	PriceFrom $80	Free Cancellation	Rating 7.2 3,105 reviews	Search WestJet flights
Air Canada	PriceFrom $102	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
United Airlines	PriceFrom $123	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
Delta	PriceFrom $135	Free Cancellation	Rating 7.9 7,974 reviews	Search Delta flights
Porter Airlines	PriceFrom $137	Free Cancellation	Rating 7.9 368 reviews	Search Porter Airlines flights
Air Transat	PriceFrom $179	Free Cancellation	Rating 7.7 441 reviews	Search Air Transat flights
American Airlines	PriceFrom $199	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to United States from Ontario.

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

Yes. momondo enables you to select and highlight flights to United States from Ontario with this policy.

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

Once all potential Ontario to United States flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Ontario to United States right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Ontario to United States flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

An easier way to manage your United States 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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 10/23

Thu 10/30

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to the United States

Popular cities in the United States

Flights to New Yorkfrom $50

Flights to Los Angelesfrom $44

Flights to Miamifrom $49

Flights to Chicagofrom $60

Flights to Orlandofrom $56

Flights to Las Vegasfrom $44

Flights to San Franciscofrom $60

Flights to Washington, D.C.from $56

Flights to Bostonfrom $67

Flights to Atlantafrom $51

Flights to Dallasfrom $59

Flights to Seattlefrom $102

Cheap flights from Ontario to the United States from $101

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to the United States departing on 10/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Ontario to the United States

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

American Airlines flights from Region of Ontario to United States

Our best American Airlines deals on Region of Ontario to United States flight tickets

Delta flights from Region of Ontario to United States

Our best Delta deals on Region of Ontario to United States flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Ontario to the United States that are best for you.

See travel insights to the United States from

How to get the cheapest flight ticket from Region of Ontario to United States

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 United States?

What is the cheapest day to depart on your flight to United States?

What is the cheapest time of day to depart on your flight to United States?

The cheapest time of day to fly to United States is in the evening when flights can be purchased for as low as $248. Try not to purchase tickets in the afternoon because they tend to be around $396. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Ontario to United States flight route?

Fly from Toronto Region of Waterloo Intl to Orlando for the best Ontario - United States flight prices

How far in advance should I book a flight to United States?

What cabin class options are available on Ontario to United States flights?

There are 4 cabin classes available to choose from on Ontario to United States 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 Region of Ontario to United States flights?

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

What is the cheapest airline that flies from Ontario to United States?

Porter Airlines, Flair Airlines, and WestJet are the most popular carriers operating from Ontario to United States

What airlines fly to United States?

How many flights depart from Region of Ontario to United States on average per day?

As of September 2025, there are 159 flights per day flying from Region of Ontario to United States. The most common time of day flights depart is 6:00PM, with 44% of flights taking off at noon.

How many flights depart from Region of Ontario to United States on average per week?

As of September 2025, there are 1,116 flights per week flying from Region of Ontario to United States. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.

How long is the flight from Region of Ontario to United States?

Cheap Region of Ontario to United States flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to United States

Best Price Found

Fastest flight time

Direct flights

Airports in United States

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

How many operators does momondo search for flights from Ontario to United States?

How old do you have to be to fly from Ontario to United States?

What documentation or ID do you need to fly to United States?

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

Best airlines flying from Region of Ontario to United States

Compare and see reviews for airlines that fly from Region of Ontario to United States with momondo

Why use momondo?

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

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

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

I’m not ready to book a flight from Ontario to United States right now. Can momondo alert me if prices change?

An easier way to manage your United States 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.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Popular cities in the United States

Popular flights according to clicks in the last 7 days on momondo