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

The flight from United States to Region of Ontario depends on which airports you’re departing from and arriving to, and whether or not you have a layover. If you fly from New York (a popular airport in United States) to Toronto Pearson Intl Airport (the most popular airport in Region of Ontario), then the flight time is 1h 50m on average. If you fly from Boston (another popular airport in United States) to Toronto Pearson Intl Airport, then the average flight time is 1h 55m.

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

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

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 139 per day as of November 2026. The most frequent departure time is 1:00p.m., with 47% of daily flights leaving in the afternoon.

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

976 flights are operational weekly from United States to Region of Ontario as of November 2026. The most popular departure day for this route is Mon, with 19% of flights per week taking off on this day.

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 November 2026, 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.

C$ 106 Cheap Flights from the United States to Ontario in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from the United States to Ontario

Round-trip

One-way

Last minute

Direct

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

Enter your travel dates to find the best prices.

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

3h 20mdirect

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

3h 25mdirect

C$ 172Flair Airlines

Fri, 12 Feb - Sun, 21 Feb

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

3h 20mdirect

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

3h 20mdirect

C$ 175Flair Airlines

Thu, 12 Nov - Sat, 21 Nov

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

3h 20mdirect

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

3h 30mdirect

C$ 239Multiple Airlines

Fri, 22 Jan - Tue, 26 Jan

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

3h 20mdirect

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

3h 30mdirect

C$ 242Multiple Airlines

Fri, 22 Jan - Tue, 26 Jan

8:40 p.m. - 11:54 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 14mdirect

4:20 p.m. - 7:47 p.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 27mdirect

C$ 284Porter Airlines

Fri, 15 Jan - Sun, 24 Jan

1:50 p.m. - 5:10 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

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

3h 30mdirect

C$ 295WestJet

Thu, 3 Dec - Tue, 8 Dec

8:40 p.m. - 11:54 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 14mdirect

7:40 a.m. - 11:07 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 27mdirect

C$ 298Porter Airlines

Fri, 15 Jan - Mon, 18 Jan

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

3h 20mdirect

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

3h 30mdirect

C$ 301WestJet

Wed, 9 Dec - Sun, 13 Dec

9:30 p.m. - 12:32 a.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 02mdirect

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

3h 27mdirect

C$ 313Air Canada

Thu, 26 Nov - Tue, 1 Dec

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

2h 47mdirect

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

3h 04mdirect

C$ 323Air Canada

Thu, 3 Dec - Sun, 6 Dec

Recent last minute flight deals from the United States to Ontario

Enter your travel dates to find the best prices.

10:40 a.m. - 1:40 p.m.MCO Orlando-YYZ Toronto Pearson Intl

3h 00mdirect

6:30 a.m. - 9:40 a.m.YYZ Toronto Pearson Intl-MCO Orlando

3h 10mdirect

C$ 263Flair Airlines

Sat, 7 Nov - Mon, 9 Nov

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

3h 20mdirect

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

3h 20mdirect

C$ 275Flair Airlines

Sat, 7 Nov - Sat, 14 Nov

11:10 a.m. - 2:10 p.m.MCO Orlando-YYZ Toronto Pearson Intl

3h 00mdirect

7:15 a.m. - 10:20 a.m.YYZ Toronto Pearson Intl-MCO Orlando

3h 05mdirect

C$ 359WestJet

Tue, 3 Nov - Thu, 5 Nov

9:35 a.m. - 11:21 a.m.LGA New York LaGuardia-YYZ Toronto Pearson Intl

1h 46mdirect

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

1h 35mdirect

C$ 363Porter Airlines

Fri, 6 Nov - Mon, 9 Nov

12:50 p.m. - 6:28 p.m.EWR Newark-YTZ Toronto Island

5h 38m1 stop Ottawa

10:35 a.m. - 4:55 p.m.YTZ Toronto Island-EWR Newark

6h 20m1 stop Ottawa

C$ 380Porter Airlines

Sat, 7 Nov - Wed, 9 Dec

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

3h 20mdirect

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

3h 30mdirect

C$ 386Multiple Airlines

Thu, 5 Nov - Wed, 11 Nov

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

3h 20mdirect

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

3h 20mdirect

C$ 390Multiple Airlines

Sun, 8 Nov - Sat, 14 Nov

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

3h 10mdirect

5:15 p.m. - 8:40 p.m.YYZ Toronto Pearson Intl-RSW Fort Myers SW Florida Intl

3h 25mdirect

C$ 412WestJet

Mon, 9 Nov - Fri, 13 Nov

10:30 a.m. - 12:01 p.m.LGA New York LaGuardia-YYZ Toronto Pearson Intl

1h 31mdirect

7:40 p.m. - 9:29 p.m.YYZ Toronto Pearson Intl-LGA New York LaGuardia

1h 49mdirect

C$ 433Air Canada

Wed, 4 Nov - Wed, 4 Nov

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

1h 42mdirect

7:20 a.m. - 8:58 a.m.YYZ Toronto Pearson Intl-LGA New York LaGuardia

1h 38mdirect

C$ 477Air Canada

Thu, 5 Nov - Sun, 15 Nov

Recent direct flight deals from the United States to Ontario

Enter your travel dates to find the best prices.

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

3h 20mdirect

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

3h 25mdirect

C$ 172Flair Airlines

Fri, 12 Feb - Sun, 21 Feb

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

3h 20mdirect

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

3h 20mdirect

C$ 175Flair Airlines

Thu, 12 Nov - Sat, 21 Nov

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

3h 20mdirect

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

3h 30mdirect

C$ 239Multiple Airlines

Fri, 22 Jan - Tue, 26 Jan

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

3h 20mdirect

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

3h 30mdirect

C$ 242Multiple Airlines

Fri, 22 Jan - Tue, 26 Jan

8:40 p.m. - 11:54 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 14mdirect

4:20 p.m. - 7:47 p.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 27mdirect

C$ 284Porter Airlines

Fri, 15 Jan - Sun, 24 Jan

1:50 p.m. - 5:10 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 20mdirect

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

3h 30mdirect

C$ 295WestJet

Thu, 3 Dec - Tue, 8 Dec

8:40 p.m. - 11:54 p.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 14mdirect

7:40 a.m. - 11:07 a.m.YYZ Toronto Pearson Intl-FLL Fort Lauderdale

3h 27mdirect

C$ 298Porter Airlines

Fri, 15 Jan - Mon, 18 Jan

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

3h 20mdirect

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

3h 30mdirect

C$ 301WestJet

Wed, 9 Dec - Sun, 13 Dec

9:30 p.m. - 12:32 a.m.FLL Fort Lauderdale-YYZ Toronto Pearson Intl

3h 02mdirect

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

3h 27mdirect

C$ 313Air Canada

Thu, 26 Nov - Tue, 1 Dec

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

2h 47mdirect

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

3h 04mdirect

C$ 323Air Canada

Thu, 3 Dec - Sun, 6 Dec

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? 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

WestJet flights from United States to Region of Ontario

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

WestJet

5 Mar

TPA1:15 p.m.Tampa

3h 00m

YYZ4:15 p.m.Toronto Pearson Intl

8 Mar

YYZ9:15 a.m.Toronto Pearson Intl

3h 10m

TPA12:25 p.m.Tampa

C$ 310

WestJet

25 Jan

TPA1:15 p.m.Tampa

3h 00m

YYZ4:15 p.m.Toronto Pearson Intl

1 Feb

YYZ9:15 a.m.Toronto Pearson Intl

3h 10m

TPA12:25 p.m.Tampa

C$ 317

WestJet

22 Jan

TPA1:15 p.m.Tampa

3h 00m

YYZ4:15 p.m.Toronto Pearson Intl

1 Feb

YYZ9:15 a.m.Toronto Pearson Intl

3h 10m

TPA12:25 p.m.Tampa

C$ 324

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

12 Feb

FLL8:35 p.m.Fort Lauderdale

3h 20m

YYZ11:55 p.m.Toronto Pearson Intl

21 Feb

YYZ7:35 a.m.Toronto Pearson Intl

3h 25m

FLL11:00 a.m.Fort Lauderdale

C$ 172

Flair Airlines

12 Nov

FLL12:00 p.m.Fort Lauderdale

3h 20m

YYZ3:20 p.m.Toronto Pearson Intl

21 Nov

YYZ7:35 a.m.Toronto Pearson Intl

3h 20m

FLL10:55 a.m.Fort Lauderdale

C$ 175

Flair Airlines

12 Nov

FLL12:00 p.m.Fort Lauderdale

3h 20m

YYZ3:20 p.m.Toronto Pearson Intl

15 Nov

YYZ7:35 a.m.Toronto Pearson Intl

3h 20m

FLL10:55 a.m.Fort Lauderdale

C$ 178

momondo Fare Finder

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

Cheapest round-trip

Fort LauderdaleToronto

FLL Fort Lauderdale - YYZ Toronto Pearson Intl

FLLYYZ

Fort Lauderdale

Fri 12/2

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

Nonstop3h 20m

Toronto Pearson Intl

Sun 21/2

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

Nonstop3h 25m

C$ 172

Fort LauderdaleToronto

FLL Fort Lauderdale - YYZ Toronto Pearson Intl

FLLYYZ

Fort Lauderdale

Thu 12/11

12:00 p.m.-3:20 p.m.

Nonstop3h 20m

Toronto Pearson Intl

Sat 21/11

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

Nonstop3h 20m

C$ 175

Fort LauderdaleToronto

FLL Fort Lauderdale - YYZ Toronto Pearson Intl

FLLYYZ

Fort Lauderdale

Fri 22/1

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

Nonstop3h 20m

Toronto Pearson Intl

Tue 26/1

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

Nonstop3h 30m

C$ 239

Fort LauderdaleToronto

FLL Fort Lauderdale - YYZ Toronto Pearson Intl

FLLYYZ

Fort Lauderdale

Fri 22/1

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

Nonstop3h 20m

Toronto Pearson Intl

Tue 26/1

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

Nonstop3h 30m

C$ 242

Fort LauderdaleToronto

FLL Fort Lauderdale - YYZ Toronto Pearson Intl

FLLYYZ

Fort Lauderdale

Fri 15/1

8:40 p.m.-11:54 p.m.

Nonstop3h 14m

Toronto Pearson Intl

Sun 24/1

4:20 p.m.-7:47 p.m.

Nonstop3h 27m

C$ 284

Fort LauderdaleToronto

FLL Fort Lauderdale - YYZ Toronto Pearson Intl

FLLYYZ

Fort Lauderdale

Thu 3/12

1:50 p.m.-5:10 p.m.

Nonstop3h 20m

Toronto Pearson Intl

Tue 8/12

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

Nonstop3h 30m

C$ 295

Fort LauderdaleToronto

FLL Fort Lauderdale - YYZ Toronto Pearson Intl

FLLYYZ

Fort Lauderdale

Fri 15/1

8:40 p.m.-11:54 p.m.

Nonstop3h 14m

Toronto Pearson Intl

Mon 18/1

7:40 a.m.-11:07 a.m.

Nonstop3h 27m

C$ 298

Fort LauderdaleToronto

FLL Fort Lauderdale - YYZ Toronto Pearson Intl

FLLYYZ

Fort Lauderdale

Wed 9/12

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

Nonstop3h 20m

Toronto Pearson Intl

Sun 13/12

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

Nonstop3h 30m

C$ 301

Fort LauderdaleToronto

FLL Fort Lauderdale - YYZ Toronto Pearson Intl

FLLYYZ

Fort Lauderdale

Thu 26/11

9:30 p.m.-12:32 a.m.

Nonstop3h 02m

Toronto Pearson Intl

Tue 1/12

7:25 a.m.-10:52 a.m.

Nonstop3h 27m

C$ 313

Quickest round-trip

TampaToronto

TPA Tampa - YYZ Toronto Pearson Intl

TPAYYZ

Tampa

Thu 3/12

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

Nonstop2h 47m

Toronto Pearson Intl

Sun 6/12

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

Nonstop3h 04m

C$ 323

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 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, January 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$ 478. If you are unable to visit Region of Ontario during the month of January, then departing from United States during the month February is also very affordable. Most momondo users find prices during this month for around C$ 495.

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 Friday. Travellers who choose to depart for Region of Ontario on a Friday will often find tickets for as low as C$ 600. The most expensive day to fly to Region of Ontario is Wednesday, with ticket prices averaging around C$ 690.

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$ 497. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are C$ 688 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 LaGuardia to Toronto Pearson Intl for the best United States - Ontario flight prices

How far in advance should I book a flight from the United States to 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 C$ 364 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 C$ 301 on momondo.

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

There are 4 cabin classes available to choose from on United States to Region of 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	C$ 106
Fastest flight time	1h 07m
Direct flights	Every day
Airports in Region of Ontario	125 airports

The best one-way flight to Region of Ontario from United States in the past 72 hours is C$ 106. The best round-trip flight deal from United States to Region of Ontario found on momondo in the last 72 hours is C$ 172.

The fastest flight from United States to Region of Ontario takes 1h 07m

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

There are 125 airports in Region of Ontario. From United States there are direct flights to Toronto Island (YTZ).

Search flight deals

Frequently asked questions about flying from the United States to Ontario

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 November 2026, 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 29.66% of the total bookings. Other popular models include De Havilland (Bombardier) DHC-8-400 Dash 8Q with 22.03%, Airbus A321-100/200 with 7.82%, and Embraer 175 with 6.23%.

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
Air Canada	PriceFrom C$ 152	Free Cancellation	Rating 7.1 11,847 reviews	Search Air Canada flights
WestJet	PriceFrom C$ 166	Free Cancellation	Rating 7.2 3,441 reviews	Search WestJet flights
Delta	PriceFrom C$ 177	Free Cancellation	Rating 7.8 8,700 reviews	Search Delta flights
Porter Airlines	PriceFrom C$ 194	Free Cancellation	Rating 8.0 467 reviews	Search Porter Airlines flights
Flair Airlines	PriceFrom C$ 204	Free Cancellation	Rating 6.0 275 reviews	Search Flair Airlines flights
Air Transat	PriceFrom C$ 221	Free Cancellation	Rating 7.7 584 reviews	Search Air Transat flights
United Airlines	PriceFrom C$ 228	Free Cancellation	Rating 7.3 10,461 reviews	Search United Airlines flights
American Airlines	PriceFrom C$ 241	Free Cancellation	Rating 7.0 12,223 reviews	Search American Airlines flights

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.

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.

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 3/12

Thu 10/12

Email me momondo's favourite deals

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

Find better results for your trip to Ontario

Popular cities

Other flights from the United States

Other flights to Ontario

Airlines

Complete your trip

Feeling lucky

Popular Cities in Ontario

Flights to Torontofrom C$ 148

Flights to Vancouverfrom C$ 108

Flights to Calgaryfrom C$ 73

Flights to Montrealfrom C$ 253

Flights to Winnipegfrom C$ 152

Flights to Halifaxfrom C$ 161

Flights to Ottawafrom C$ 254

Flights to Kelownafrom C$ 137

Flights to Saskatoonfrom C$ 249

Flights to St. John'sfrom C$ 296

Flights to Reginafrom C$ 201

Flights to Québec Cityfrom C$ 321

Cheap flights from the United States to Ontario from C$ 106

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 12/11. 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 the United States to Ontario

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

Recent one-way flight deals from the United States to Ontario

Recent last minute flight deals from the United States to Ontario

Recent direct flight deals from the United States to Ontario

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

WestJet flights from United States to Region of Ontario

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

Flair Airlines flights from United States to Region of Ontario

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

momondo Fare Finder

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

See travel insights to Ontario from

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

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

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

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

What is the cheapest United States to Ontario flight route?

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

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

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

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

Which airlines fly to Region of Ontario?

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

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

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

Cheap United States to Region of Ontario flight deals and tips

Best price found

Fastest flight time

Direct flights

Airports in Region of Ontario

Frequently asked questions about flying from the United States to 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

Why use momondo?

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.

Get notified when prices go down

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

Find better results for your trip to Ontario

Popular Cities in Ontario

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

United States flight routes

According to popular flight searches on momondo this year

Region of Ontario flight routes

According to popular flight searches on momondo this year

Fly your favourite airline to Ontario

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

Complete your trip to Ontario

Explore popular destinations other users love

According to popular flight searches on momondo this year