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

Delta, Air Transat, and Porter Airlines 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?

The number of flights available between Region of Ontario and United States is 144 per day as of November 2026. The most frequent departure time is 6:00p.m., with 44% of daily flights leaving at noon.

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

As of November 2026, 1,008 flights take off from Region of Ontario and land in United States each week. The most common flight departure day for this route is Mon, with 17% of weekly flights taking off on this day.

Which 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 42% of people opting to fly with this airline when travelling to United States. Keep in mind that there are 11 different airlines that fly to United States on a routine basis, so you have a few additional options to choose from.

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

If you’re flying from a popular airport in Region of Ontario, such as Ottawa or Toronto, and flying into United States, then you can expect flight times to average 8h 31m and 10h 50m, respectively.

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

Prices for flights from Ontario to United States are refreshed on a daily basis.

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

The number of operators available for flights from Ontario to United States is 9 as of November 2026.

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

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to United States.

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

The required travel and health documents for your United States 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 United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

C$ 165 Cheap Flights from Ontario to the United States in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Ontario to the United States

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

7:35 a.m. - 11:00 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 25mdirect

8:35 p.m. - 11:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 194Flair Airlines

Tue, 5 Jan - Thu, 28 Jan

4:20 p.m. - 7:35 p.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 15mdirect

8:35 p.m. - 11:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 197Flair Airlines

Wed, 13 Jan - Wed, 20 Jan

9:20 a.m. - 12:50 p.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 30mdirect

8:35 p.m. - 11:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 226Multiple Airlines

Tue, 12 Jan - Thu, 21 Jan

9:20 a.m. - 12:50 p.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 30mdirect

8:35 p.m. - 11:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 228Multiple Airlines

Tue, 19 Jan - Thu, 21 Jan

7:00 a.m. - 10:30 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 30mdirect

11:20 a.m. - 2:40 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 243WestJet

Sun, 28 Feb - Fri, 5 Mar

9:20 a.m. - 12:50 p.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 30mdirect

7:35 p.m. - 10:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 244WestJet

Mon, 18 Jan - Mon, 25 Jan

2:25 p.m. - 5:26 p.m.YYZ Toronto Pearson Intl-TPA Tampa

3h 01mdirect

8:50 p.m. - 11:47 p.m.TPA Tampa-YYZ Toronto Pearson Intl

2h 57mdirect

C$ 258Porter Airlines

Mon, 7 Dec - Fri, 11 Dec

9:35 a.m. - 12:55 p.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 20mdirect

8:40 p.m. - 11:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 15mdirect

C$ 260Porter Airlines

Tue, 8 Dec - Fri, 11 Dec

9:30 a.m. - 12:34 p.m.YYZ Toronto Pearson Intl-TPA Tampa

3h 04mdirect

10:05 p.m. - 12:52 a.m.TPA Tampa-YYZ Toronto Pearson Intl

2h 47mdirect

C$ 270Air Canada

Mon, 7 Dec - Mon, 14 Dec

8:55 p.m. - 12:16 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 21mdirect

8:00 a.m. - 11:05 a.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 05mdirect

C$ 288Air Canada

Sun, 7 Feb - Tue, 9 Feb

Cheap last-minute flights

Enter your travel dates to find the best prices.

7:35 a.m. - 10:55 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 20mdirect

12:00 p.m. - 3:20 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 250Flair Airlines

Sun, 8 Nov - Wed, 16 Dec

7:35 a.m. - 10:55 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 20mdirect

7:35 p.m. - 10:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 263Multiple Airlines

Mon, 9 Nov - Mon, 14 Dec

7:35 a.m. - 10:55 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 20mdirect

12:00 p.m. - 3:20 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 285Flair Airlines

Mon, 9 Nov - Sat, 14 Nov

7:35 a.m. - 10:55 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 20mdirect

7:35 p.m. - 10:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 317Multiple Airlines

Mon, 9 Nov - Wed, 18 Nov

7:00 a.m. - 8:35 a.m.YYZ Toronto Pearson Intl-LGA New York LaGuardia

1h 35mdirect

9:00 p.m. - 10:46 p.m.LGA New York LaGuardia-YYZ Toronto Pearson Intl

1h 46mdirect

C$ 335Porter Airlines

Mon, 9 Nov - Sat, 14 Nov

6:25 p.m. - 8:00 p.m.YYZ Toronto Pearson Intl-LGA New York LaGuardia

1h 35mdirect

9:00 p.m. - 10:46 p.m.LGA New York LaGuardia-YYZ Toronto Pearson Intl

1h 46mdirect

C$ 337Porter Airlines

Sat, 7 Nov - Sat, 14 Nov

4:20 p.m. - 5:58 p.m.YYZ Toronto Pearson Intl-LGA New York LaGuardia

1h 38mdirect

6:00 a.m. - 7:42 a.m.LGA New York LaGuardia-YYZ Toronto Pearson Intl

1h 42mdirect

C$ 351Air Canada

Tue, 10 Nov - Tue, 17 Nov

9:00 a.m. - 12:25 p.m.YYZ Toronto Pearson Intl-RSW Fort Myers SW Florida Intl

3h 25mdirect

1:15 p.m. - 4:25 p.m.RSW Fort Myers SW Florida Intl-YYZ Toronto Pearson Intl

3h 10mdirect

C$ 360WestJet

Sun, 8 Nov - Sun, 15 Nov

7:25 a.m. - 10:52 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 27mdirect

9:30 p.m. - 12:35 a.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 05mdirect

C$ 364Air Canada

Wed, 11 Nov - Tue, 17 Nov

9:00 a.m. - 12:25 p.m.YYZ Toronto Pearson Intl-RSW Fort Myers SW Florida Intl

3h 25mdirect

11:45 a.m. - 2:55 p.m.RSW Fort Myers SW Florida Intl-YYZ Toronto Pearson Intl

3h 10mdirect

C$ 364WestJet

Sun, 8 Nov - Fri, 20 Nov

Cheap direct flights

Enter your travel dates to find the best prices.

7:35 a.m. - 11:00 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 25mdirect

8:35 p.m. - 11:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 194Flair Airlines

Tue, 5 Jan - Thu, 28 Jan

4:20 p.m. - 7:35 p.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 15mdirect

8:35 p.m. - 11:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 197Flair Airlines

Wed, 13 Jan - Wed, 20 Jan

9:20 a.m. - 12:50 p.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 30mdirect

8:35 p.m. - 11:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 226Multiple Airlines

Tue, 12 Jan - Thu, 21 Jan

9:20 a.m. - 12:50 p.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 30mdirect

8:35 p.m. - 11:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 228Multiple Airlines

Tue, 19 Jan - Thu, 21 Jan

7:00 a.m. - 10:30 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 30mdirect

11:20 a.m. - 2:40 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 243WestJet

Sun, 28 Feb - Fri, 5 Mar

9:20 a.m. - 12:50 p.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 30mdirect

7:35 p.m. - 10:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

C$ 244WestJet

Mon, 18 Jan - Mon, 25 Jan

2:25 p.m. - 5:26 p.m.YYZ Toronto Pearson Intl-TPA Tampa

3h 01mdirect

8:50 p.m. - 11:47 p.m.TPA Tampa-YYZ Toronto Pearson Intl

2h 57mdirect

C$ 258Porter Airlines

Mon, 7 Dec - Fri, 11 Dec

9:35 a.m. - 12:55 p.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 20mdirect

8:40 p.m. - 11:55 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 15mdirect

C$ 260Porter Airlines

Tue, 8 Dec - Fri, 11 Dec

9:30 a.m. - 12:34 p.m.YYZ Toronto Pearson Intl-TPA Tampa

3h 04mdirect

10:05 p.m. - 12:52 a.m.TPA Tampa-YYZ Toronto Pearson Intl

2h 47mdirect

C$ 270Air Canada

Mon, 7 Dec - Mon, 14 Dec

8:55 p.m. - 12:16 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 21mdirect

8:00 a.m. - 11:05 a.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 05mdirect

C$ 288Air Canada

Sun, 7 Feb - Tue, 9 Feb

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Flair Airlines flights from Region of Ontario to United States

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

Flair Airlines

5 Jan

YYZ7:35 a.m.Toronto Pearson Intl

3h 25m

FLL11:00 a.m.Fort Lauderdale

28 Jan

FLL8:35 p.m.Fort Lauderdale

3h 20m

YYZ11:55 p.m.Toronto Pearson Intl

C$ 194

Flair Airlines

13 Jan

YYZ4:20 p.m.Toronto Pearson Intl

3h 15m

FLL7:35 p.m.Fort Lauderdale

20 Jan

FLL8:35 p.m.Fort Lauderdale

3h 20m

YYZ11:55 p.m.Toronto Pearson Intl

C$ 197

Flair Airlines

7 Dec

YYZ7:35 a.m.Toronto Pearson Intl

3h 20m

FLL10:55 a.m.Fort Lauderdale

16 Dec

FLL12:00 p.m.Fort Lauderdale

3h 20m

YYZ3:20 p.m.Toronto Pearson Intl

C$ 201

Porter Airlines flights from Region of Ontario to United States

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

Porter Airlines

7 Dec

YYZ2:25 p.m.Toronto Pearson Intl

3h 01m

TPA5:26 p.m.Tampa

11 Dec

TPA8:50 p.m.Tampa

2h 57m

YYZ11:47 p.m.Toronto Pearson Intl

C$ 258

Porter Airlines

7 Dec

YYZ2:25 p.m.Toronto Pearson Intl

3h 01m

TPA5:26 p.m.Tampa

11 Dec

TPA8:50 p.m.Tampa

2h 57m

YYZ11:47 p.m.Toronto Pearson Intl

C$ 261

Porter Airlines

13 Dec

YYZ4:50 p.m.Toronto Pearson Intl

3h 01m

TPA7:51 p.m.Tampa

17 Dec

TPA8:50 p.m.Tampa

2h 57m

YYZ11:47 p.m.Toronto Pearson Intl

C$ 264

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

Cheapest round-trip

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Tue 5/1

7:35 a.m.-11:00 a.m.

Nonstop3h 25m

Fort Lauderdale

Thu 28/1

8:35 p.m.-11:55 p.m.

Nonstop3h 20m

C$ 194

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Wed 13/1

4:20 p.m.-7:35 p.m.

Nonstop3h 15m

Fort Lauderdale

Wed 20/1

8:35 p.m.-11:55 p.m.

Nonstop3h 20m

C$ 197

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Tue 12/1

9:20 a.m.-12:50 p.m.

Nonstop3h 30m

Fort Lauderdale

Thu 21/1

8:35 p.m.-11:55 p.m.

Nonstop3h 20m

C$ 226

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Tue 19/1

9:20 a.m.-12:50 p.m.

Nonstop3h 30m

Fort Lauderdale

Thu 21/1

8:35 p.m.-11:55 p.m.

Nonstop3h 20m

C$ 228

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Sun 28/2

7:00 a.m.-10:30 a.m.

Nonstop3h 30m

Fort Lauderdale

Fri 5/3

11:20 a.m.-2:40 p.m.

Nonstop3h 20m

C$ 243

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Mon 18/1

9:20 a.m.-12:50 p.m.

Nonstop3h 30m

Fort Lauderdale

Mon 25/1

7:35 p.m.-10:55 p.m.

Nonstop3h 20m

C$ 244

TorontoTampa

YYZ Toronto Pearson Intl - TPA Tampa

YYZTPA

Toronto Pearson Intl

Mon 7/12

2:25 p.m.-5:26 p.m.

Nonstop3h 01m

Tampa

Fri 11/12

8:50 p.m.-11:47 p.m.

Nonstop2h 57m

C$ 258

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Tue 8/12

9:35 a.m.-12:55 p.m.

Nonstop3h 20m

Fort Lauderdale

Fri 11/12

8:40 p.m.-11:55 p.m.

Nonstop3h 15m

C$ 260

Quickest round-trip

TorontoTampa

YYZ Toronto Pearson Intl - TPA Tampa

YYZTPA

Toronto Pearson Intl

Mon 7/12

9:30 a.m.-12:34 p.m.

Nonstop3h 04m

Tampa

Mon 14/12

10:05 p.m.-12:52 a.m.

Nonstop2h 47m

C$ 270

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Sun 7/2

8:55 p.m.-12:16 a.m.

Nonstop3h 21m

Fort Lauderdale

Tue 9/2

8:00 a.m.-11:05 a.m.

Nonstop3h 05m

C$ 288

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?

The month of January is, on average, the cheapest month to fly to United States from Region of Ontario, with most prices found around C$ 426. If you don’t want to visit United States in January, then you should wait until April to fly from Region of Ontario, when ticket prices are also cheap, with an average price of C$ 465.

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

On average, the least expensive day to fly to United States from Region of Ontario is on a Monday. momondo users have found tickets for Monday departures for as low as C$ 362. However, this price may fluctuate depending on the airline, the season, and holidays. Be sure to avoid booking your departure on a Friday as prices are generally higher than usual. According to our data, the average ticket price to United States on Friday is C$ 494.

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

Our most recent data shows that the best time of day to fly to United States is at noon. Flights from Region of Ontario to United States during this time can be as low as C$ 366. Flights to United States are more costly in the morning, with an average ticket price of C$ 449. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Ontario to United States flight route?

Fly from Toronto Island to Newark for the best Ontario - United States flight prices

How far in advance should I book a flight from Ontario to the 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 C$ 418 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 C$ 374 on momondo.

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

There are 4 cabin classes available to choose from on Region of 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?

You could potentially save up to 39% on your flight if you consider stops on a Region of Ontario to United States flight.

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	C$ 165
Fastest flight time	1h 14m
Direct flights	Every day
Airports in United States	4,301 airports

The best one-way flight to United States from Region of Ontario in the past 72 hours is C$ 165. The best round-trip flight deal from Region of Ontario to United States found on momondo in the last 72 hours is C$ 194.

The fastest flight from Region of Ontario to United States takes 1h 14m

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

There are 4,301 airports in United States. From Region of Ontario there are direct flights to Newark (EWR).

Search flight deals

Frequently asked questions about flying from Ontario to the United States

When did momondo last update prices for flights from Ontario to United States?
Prices for flights from Ontario to United States are refreshed on a daily basis.
How many operators does momondo search for flights from Ontario to United States?
The number of operators available for flights from Ontario to United States is 9 as of November 2026.
How old do you have to be to fly from Ontario to United States?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Ontario to United States.
What documentation or ID do you need to fly to United States?
The required travel and health documents for your United States 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 United States. 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 Region of Ontario to United States?
Based on momondo bookings for flights between Region of Ontario and United States, the leading plane model is Embraer 195 E2, making up 39.94% of the total bookings. Other popular models include De Havilland (Bombardier) DHC-8-400 Dash 8Q with 12.43%, Boeing 737 MAX 8 with 11.11%, and Airbus A321-100/200 with 10.92%.

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
Air Canada	PriceFrom C$ 120	Free Cancellation	Rating 7.1 11,860 reviews	Search Air Canada flights
Flair Airlines	PriceFrom C$ 181	Free Cancellation	Rating 6.0 275 reviews	Search Flair Airlines flights
Delta	PriceFrom C$ 193	Free Cancellation	Rating 7.8 8,701 reviews	Search Delta flights
WestJet	PriceFrom C$ 222	Free Cancellation	Rating 7.2 3,441 reviews	Search WestJet flights
Porter Airlines	PriceFrom C$ 226	Free Cancellation	Rating 8.0 467 reviews	Search Porter Airlines flights
American Airlines	PriceFrom C$ 233	Free Cancellation	Rating 7.0 12,229 reviews	Search American Airlines flights
United Airlines	PriceFrom C$ 248	Free Cancellation	Rating 7.3 10,462 reviews	Search United Airlines flights
Air Transat	PriceFrom C$ 283	Free Cancellation	Rating 7.7 584 reviews	Search Air Transat flights
Qatar Airways	PriceFrom C$ 746	Free Cancellation	Rating 7.4 3,711 reviews	Search Qatar Airways flights
Qantas Airways	PriceFrom C$ 749	Free Cancellation	Rating 7.5 1,122 reviews	Search Qantas Airways flights

Why use momondo?

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

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Ontario to United States . Millions of users trust and use momondo every year so you are in good hands.

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

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

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

momondo provides multiple filters to help you find the best flight to United States from Ontario. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

If you are simply researching potential flights to United States, momondo offers a useful price alert feature which will track prices for flights to United States from Ontario and alert you when they change.

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Popular Cities in the United States

Flights to Fort Lauderdalefrom C$ 162

Flights to Orlandofrom C$ 212

Flights to New Yorkfrom C$ 211

Flights to Los Angelesfrom C$ 179

Flights to Las Vegasfrom C$ 264

Flights to Miamifrom C$ 394

Flights to San Franciscofrom C$ 242

Flights to Honolulufrom C$ 332

Flights to Tampafrom C$ 258

Flights to Houstonfrom C$ 289

Flights to Phoenixfrom C$ 121

Flights to Chicagofrom C$ 376

Cheap flights from Ontario to the United States from C$ 165

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 19/2. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Find the cheapest flights from Ontario to the United States

Cheap round-trip flights

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Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

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Flair Airlines flights from Region of Ontario to United States

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

Porter Airlines flights from Region of Ontario to United States

Our best Porter Airlines 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

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?

What is the cheapest Ontario to United States flight route?

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

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

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

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

Which airlines fly to United States?

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

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

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

Cheap Region of Ontario to United States flight deals and tips

Best price found

Fastest flight time

Direct flights

Airports in United States

Frequently asked questions about flying from Ontario to the 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?

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

Region of Ontario flight routes

According to popular flight searches on momondo this year

United States flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to the United States

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to the United States

List of cabin classes available on flights landing in the United States. Availability may vary depending on flight origin and airline.

Complete your trip to the United States

Explore popular destinations other users love

According to popular flight searches on momondo this year