Find flights
Deals
When to book
FAQs

Cheap flights from Ontario to the United States from C$ 167

YYZ — LAX
18 Sep — 25 Sep1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to USA

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to USA

Mon 26/109:35 a.m. -
Nonstop3h 20m
Fri 30/108:40 p.m. -
Nonstop3h 15m
Deal found 18/8C$ 235
Sun 25/107:00 a.m. -
Nonstop3h 30m
Thu 29/109:35 p.m. -
Nonstop3h 20m
Deal found 18/8C$ 236
Mon 23/1111:15 a.m. -
Nonstop3h 28m
Fri 27/113:45 p.m. -
Nonstop3h 20m
Deal found 14/8C$ 237
Sun 25/107:35 a.m. -
Nonstop3h 20m
Thu 29/1012:00 p.m. -
Nonstop3h 20m
Deal found 15/8C$ 240
Fri 2/101:30 p.m. -
Nonstop3h 15m
Thu 8/105:35 p.m. -
Nonstop3h 20m
Deal found 14/8C$ 243
Thu 10/96:30 a.m. -
Nonstop3h 20m
Sat 12/910:50 a.m. -
Nonstop3h 15m
Deal found 17/8C$ 244
Sun 6/96:30 a.m. -
Nonstop3h 20m
Thu 10/910:50 a.m. -
Nonstop3h 15m
Deal found 16/8C$ 247
Thu 10/96:30 a.m. -
Nonstop3h 20m
Thu 17/910:50 a.m. -
Nonstop3h 15m
Deal found 17/8C$ 248
Thu 17/96:30 a.m. -
Nonstop3h 20m
Sat 26/910:50 a.m. -
Nonstop3h 15m
Deal found 15/8C$ 250
Mon 2/117:35 a.m. -
Nonstop3h 20m
Thu 5/1112:00 p.m. -
Nonstop3h 20m
Deal found 18/8C$ 251
Tue 8/127:00 a.m. -
Nonstop1h 40m
Tue 15/128:59 p.m. -
Nonstop1h 42m
Deal found 15/8C$ 294
Sat 5/128:00 p.m. -
Nonstop1h 31m
Mon 7/126:00 a.m. -
Nonstop1h 30m
Deal found 18/8C$ 300

Find flight deals from Ontario to USA

Round-trip from

C$ 235

One-way from

C$ 167

Popular in

August

Cheapest in

January

Average price

C$ 487

Good round-trip deal

C$ 261 or less

Good one-way deal

C$ 146 or less
Porter Airlines
  • Porter Airlines
  • 26/10-30/10
  • Nonstop
  • 6h 35m total
  • Ontario to USA
Search Deals
Flair Airlines
  • Flair Airlines
  • 11/10
  • Nonstop
  • 3h 20m total
  • Ontario to USA
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (C$ 68 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Ontario to USA.
Search Deals
Price to beat on a one-way flight from Ontario to USA.
Search Deals

Cheapflights 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

Wed 16/9

7:30 a.m.-3:08 p.m.

1 stop7h 38m

Fort Lauderdale

Mon 21/9

10:35 p.m.-1:40 a.m.

Nonstop3h 05m

C$ 298

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Tue 15/9

10:15 a.m.-4:58 p.m.

1 stop6h 43m

Fort Lauderdale

Tue 22/9

4:25 p.m.-11:59 p.m.

1 stop7h 34m

C$ 312

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Thu 24/9

2:24 p.m.-11:05 p.m.

1 stop8h 41m

Fort Lauderdale

Wed 30/9

3:32 p.m.-9:59 p.m.

1 stop6h 27m

C$ 319

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Wed 14/10

6:00 a.m.-1:54 p.m.

1 stop7h 54m

Fort Lauderdale

Sat 24/10

6:35 a.m.-12:19 p.m.

1 stop5h 44m

C$ 321

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Thu 17/9

2:24 p.m.-11:05 p.m.

1 stop8h 41m

Fort Lauderdale

Sun 20/9

5:30 a.m.-10:23 a.m.

1 stop4h 53m

C$ 321

TorontoNew York

YTZ Toronto Island - LGA New York LaGuardia

YTZLGA

Toronto Island

Wed 28/10

6:40 p.m.-7:59 p.m.

Nonstop1h 19m

New York LaGuardia

Thu 29/10

6:00 a.m.-6:45 p.m.

1 stop12h 45m

C$ 364

TorontoNew York

YTZ Toronto Island - LGA New York LaGuardia

YTZLGA

Toronto Island

Tue 27/10

3:15 p.m.-11:34 p.m.

1 stop8h 19m

New York LaGuardia

Wed 28/10

7:55 a.m.-9:37 a.m.

Nonstop1h 42m

C$ 364

TorontoNew York

YTZ Toronto Island - LGA New York LaGuardia

YTZLGA

Toronto Island

Fri 18/9

6:05 p.m.-7:32 p.m.

Nonstop1h 27m

New York LaGuardia

Sat 19/9

6:00 a.m.-6:51 p.m.

1 stop12h 51m

C$ 365

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Tue 1/9

7:55 a.m.-1:54 p.m.

1 stop5h 59m

Fort Lauderdale

Thu 3/9

7:30 a.m.-5:19 p.m.

1 stop9h 49m

C$ 373

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Thu 5/11

6:15 a.m.-3:48 p.m.

1 stop9h 33m

Fort Lauderdale

Mon 9/11

9:00 a.m.-5:14 p.m.

1 stop8h 14m

C$ 378

Flights are sorted by cheapest round-trip flights first.

Deals found on 15/8

Showing 1-10 of 60 resultsSorted by cheapest first
1
2
3
...
6

Best time to book a flight from Ontario to USA

Have a flexible travel schedule? Discover the best time to fly to USA from Ontario with our price prediction graph.
Estimated round-trip price

Cheapflights Insights

Everything you need to know about your flight from Ontario to the United States

What is the cheapest month to book a flight from Region of Ontario to USA?

Currently, January is the cheapest month in which you can book a flight from Region of Ontario to USA (average of C$ 401). Flying from Region of Ontario to USA in August is currently the most expensive (average of C$ 547). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ON to US?

Unlike in the afternoon, when flights are generally more expensive, you can save up to 27% on flights from Region of Ontario to USA by exploring options for tickets in the morning.

Weekly flight availability from Region of Ontario to USA

The most flights from CAON to US0 are scheduled on a Monday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (10 on average).

How far ahead should I book a flight from Region of Ontario to USA?

To ensure you get the cheapest price possible for a flight from Region of Ontario to USA, you should look to book at least 62 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest day to fly from Region of Ontario to USA?

Travelers seeking maximum savings on their Region of Ontario to USA flight should consider departing on Sunday mornings when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

  • How long is the flight from Region of Ontario to USA?

    Departing from Region of Ontario to USA will take you 5h 15m. There are 531 km between Region of Ontario and USA. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines to fly from Region of Ontario to USA one-way?

    The cheapest airline one-way is Air Transat, with whom users have recently found tickets for as low as C$ 43. However, be on the lookout for offers from WestJet and United Airlines, as they are both options that can get you from Region of Ontario to USA for a low price.

  • Can I find deals for flights from Ontario to USA that include hotel bookings?

    Yes. In addition to deals on Ontario to USA flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to USA?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to USA.

  • Can I find deals for business class flights from Ontario to USA?

    Yes. Cheapflights offers flight deals from Ontario to USA by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Region of Ontario to USA?

    Currently, January is the cheapest month in which you can book a flight from Region of Ontario to USA (average of C$ 401). Flying from Region of Ontario to USA in August is currently the most expensive (average of C$ 547). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Ontario to USA

Pearson Intl to Cancún flights
Calgary to Cancún flights
Toronto Island to Cancún flights
Pearson Intl to Vancouver Intl flights
Vancouver Intl to Pearson Intl flights
Pearson Intl to Cozumel flights
Hamilton to Cancún flights
Calgary to Cozumel flights
Hamilton to Vancouver Intl flights
Vancouver Intl to Hamilton flights
Pearson Intl to Calgary flights
Pearson Intl to Abbotsford flights
Edmonton to Vancouver Intl flights
Region of Waterloo Intl to Cancún flights
Hamilton to Calgary flights
Toronto Island to Vancouver Intl flights
Abbotsford to Pearson Intl flights
Vancouver Intl to Calgary flights
Pierre Elliott Trudeau Intl to Cancún flights
Calgary to Vancouver Intl flights
Vancouver Intl to Toronto Island flights
Pearson Intl to Newark flights
Toronto Island to Newark flights
Calgary to Pearson Intl flights
Edmonton to Pearson Intl flights
Vancouver Intl to Edmonton flights
Pearson Intl to Mexico City flights
Pierre Elliott Trudeau Intl to Vancouver Intl flights
Pearson Intl to John F Kennedy Intl flights
Pearson Intl to Halifax flights
Hamilton to Halifax flights
Calgary to Hamilton flights
Pearson Intl to LaGuardia flights
Pearson Intl to Edmonton flights
Pearson Intl to Fort Lauderdale flights
Toronto Island to Calgary flights
Pierre Elliott Trudeau Intl to LaGuardia flights
Toronto Island to LaGuardia flights
Vancouver Intl to Cancún flights
Pierre Elliott Trudeau Intl to Newark flights
Pierre Elliott Trudeau Intl to Mexico City flights
Vancouver Intl to Los Angeles flights
Vancouver Intl to Mexico City flights
Halifax to Hamilton flights
Vancouver Intl to Region of Waterloo Intl flights
Winnipeg to Pearson Intl flights
Pearson Intl to Los Angeles flights
Region of Waterloo Intl to Calgary flights
Edmonton to Hamilton flights
Pearson Intl to Miami flights

Top 10 airlines flying from Ontario to USA

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 119AverageC$ 614FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 159AverageC$ 484FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Flair AirlinesCheapestC$ 169AverageC$ 346FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
DeltaCheapestC$ 192AverageC$ 508FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
JetBlueCheapestC$ 206AverageC$ 228FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Porter AirlinesCheapestC$ 208AverageC$ 492FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 219AverageC$ 596FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 273AverageC$ 620FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air TransatCheapestC$ 291AverageC$ 516FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
APG AirlinesCheapestC$ 544AverageC$ 616FlexibilityNo cancel feeOn-timeN/A
Search APG Airlines flights

Fly with Cheapflights

How does Cheapflights help users find flights from Ontario to USA?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to USA from Ontario today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Ontario to USA?

Cheapflights simply makes it quick and affordable to book flights from Ontario to USA by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Ontario to USA with no change fees?

Yes! Cheapflights helps users easily find flights from Ontario to USA with no change fees.

Can Cheapflights notify me if prices for flights from Ontario to USA become cheaper?

Not ready to book yet? You can track prices for flights from Ontario to USA on Cheapflights with our Price Alert feature and get notified when better prices are available.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.