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

YYZ — LAX
24 Sep — 1 Oct1
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

Thu 1/107:00 a.m. -
Nonstop3h 14m
Thu 8/1011:15 a.m. -
Nonstop3h 15m
Deal found 23/8C$ 230
Wed 18/119:20 a.m. -
Nonstop3h 30m
Fri 27/117:35 p.m. -
Nonstop3h 20m
Deal found 25/8C$ 231
Sun 25/107:25 a.m. -
Nonstop3h 27m
Fri 30/108:00 a.m. -
Nonstop3h 05m
Deal found 24/8C$ 232
Thu 24/91:30 p.m. -
Nonstop3h 15m
Thu 1/105:35 p.m. -
Nonstop3h 20m
Deal found 22/8C$ 235
Sun 25/109:20 a.m. -
Nonstop3h 30m
Mon 2/111:50 p.m. -
Nonstop3h 20m
Deal found 24/8C$ 236
Sun 13/97:30 a.m. -
Nonstop3h 15m
Thu 24/95:35 p.m. -
Nonstop3h 20m
Deal found 24/8C$ 238
Fri 11/91:30 p.m. -
Nonstop3h 15m
Mon 14/95:35 p.m. -
Nonstop3h 20m
Deal found 23/8C$ 239
Sun 6/97:30 a.m. -
Nonstop3h 15m
Thu 10/95:35 p.m. -
Nonstop3h 20m
Deal found 22/8C$ 241
Thu 15/107:00 a.m. -
Nonstop3h 14m
Sat 24/1011:10 a.m. -
Nonstop3h 15m
Deal found 24/8C$ 243
Mon 21/97:20 a.m. -
Nonstop1h 35m
Sun 18/105:55 p.m. -
Nonstop1h 40m
Deal found 21/8C$ 297
Fri 18/95:50 p.m. -
Nonstop1h 35m
Mon 19/109:55 a.m. -
Nonstop1h 40m
Deal found 21/8C$ 299
Thu 17/95:50 p.m. -
Nonstop1h 35m
Sun 18/109:55 a.m. -
Nonstop1h 40m
Deal found 21/8C$ 300

Find flight deals from Ontario to USA

Round-trip from

C$ 230

One-way from

C$ 165

Popular in

July

Cheapest in

January

Average price

C$ 484

Good round-trip deal

C$ 238 or less

Good one-way deal

C$ 140 or less
Porter Airlines
  • Porter Airlines
  • 1/10-8/10
  • Nonstop
  • 6h 29m total
  • Ontario to USA
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Flair Airlines
  • Flair Airlines
  • 6/9
  • Nonstop
  • 3h 20m total
  • Ontario to USA
Search Deals
Highest demand for flights based on searches. 14% potential increase in price (C$ 91 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 14 potential savings vs. average RT price).
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Average for round-trip flights in August 2026
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Price to beat on a round-trip flight from Ontario to USA.
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Price to beat on a one-way flight from Ontario to USA.
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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 23/9

8:50 a.m.-3:08 p.m.

1 stop6h 18m

Fort Lauderdale

Wed 30/9

4:11 p.m.-10:23 p.m.

1 stop6h 12m

C$ 301

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Wed 30/9

6:10 a.m.-3:38 p.m.

1 stop9h 28m

Fort Lauderdale

Wed 7/10

9:00 a.m.-10:36 p.m.

1 stop13h 36m

C$ 324

TorontoNewark

YYZ Toronto Pearson Intl - EWR Newark

YYZEWR

Toronto Pearson Intl

Tue 29/9

12:45 p.m.-11:59 p.m.

1 stop11h 14m

Newark

Wed 30/9

7:35 a.m.-9:19 a.m.

Nonstop1h 44m

C$ 325

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Fri 23/10

6:10 a.m.-10:13 p.m.

1 stop16h 03m

Fort Lauderdale

Tue 27/10

9:30 p.m.-12:35 a.m.

Nonstop3h 05m

C$ 346

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Wed 21/10

6:10 a.m.-1:56 p.m.

1 stop7h 46m

Fort Lauderdale

Sun 25/10

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

Nonstop3h 05m

C$ 347

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Wed 2/12

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

Nonstop3h 30m

Fort Lauderdale

Mon 7/12

9:00 a.m.-5:10 p.m.

1 stop8h 10m

C$ 371

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Sun 6/9

6:10 a.m.-8:20 p.m.

1 stop14h 10m

Fort Lauderdale

Sun 13/9

7:05 a.m.-1:42 p.m.

1 stop6h 37m

C$ 380

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Thu 10/9

6:10 a.m.-2:24 p.m.

1 stop8h 14m

Fort Lauderdale

Thu 17/9

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

1 stop9h 00m

C$ 382

TorontoNew York

YYZ Toronto Pearson Intl - LGA New York LaGuardia

YYZLGA

Toronto Pearson Intl

Thu 10/9

7:55 a.m.-9:34 a.m.

Nonstop1h 39m

New York LaGuardia

Tue 6/10

7:30 a.m.-9:13 a.m.

Nonstop1h 43m

C$ 383

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Mon 21/9

6:34 p.m.-12:40 a.m.

1 stop6h 06m

Fort Lauderdale

Mon 28/9

3:10 p.m.-11:39 p.m.

1 stop8h 29m

C$ 386

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/8

Showing 1-10 of 60 resultsSorted by cheapest first
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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$ 548). 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 Thursday (20 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (14 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 3h 30m. There are 1957 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$ 548). 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
Hamilton to Cancún flights
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Vancouver Intl to Pearson Intl flights
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Hamilton to Vancouver Intl flights
Vancouver Intl to Hamilton flights
Edmonton to Vancouver Intl flights
Pearson Intl to Calgary flights
Region of Waterloo Intl to Cancún flights
Calgary to Vancouver Intl flights
Toronto Island to Newark flights
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Pierre Elliott Trudeau Intl to Cancún flights
Pearson Intl to Abbotsford flights
Hamilton to Calgary flights
Toronto Island to Vancouver Intl flights
Pearson Intl to Newark flights
Vancouver Intl to Edmonton flights
Pierre Elliott Trudeau Intl to Vancouver Intl flights
Pearson Intl to John F Kennedy Intl flights
Abbotsford to Pearson Intl flights
Vancouver Intl to Cancún flights
Vancouver Intl to Toronto Island flights
Pearson Intl to LaGuardia flights
Calgary to Pearson Intl flights
Hamilton to Halifax flights
Pearson Intl to Mexico City flights
Pearson Intl to Halifax flights
Toronto Island to Calgary flights
Vancouver Intl to Los Angeles flights
Pearson Intl to Edmonton flights
Edmonton to Pearson Intl flights
Pierre Elliott Trudeau Intl to Mexico City flights
Vancouver Intl to Pierre Elliott Trudeau Intl flights
Pearson Intl to Fort Lauderdale flights
Toronto Island to John F Kennedy Intl flights
Toronto Island to LaGuardia flights
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Halifax to Hamilton flights
Winnipeg to Pearson Intl flights
Pearson Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Calgary to Hamilton flights
Vancouver Intl to Las Vegas flights
Pierre Elliott Trudeau Intl to Newark flights
Halifax to Pearson Intl flights

Top 10 airlines flying from Ontario to USA

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 119AverageC$ 616FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 158AverageC$ 493FlexibilityNo cancel feeOn-time60%
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Flair AirlinesCheapestC$ 169AverageC$ 345FlexibilityNo cancel feeOn-timeN/A
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DeltaCheapestC$ 192AverageC$ 503FlexibilityNo cancel feeOn-timeN/A
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JetBlueCheapestC$ 205AverageC$ 236FlexibilityNo cancel feeOn-time62%
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Porter AirlinesCheapestC$ 208AverageC$ 490FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 231AverageC$ 575FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 272AverageC$ 617FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air TransatCheapestC$ 292AverageC$ 519FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Qatar AirwaysCheapestC$ 739AverageC$ 789FlexibilityNo cancel feeOn-time68%
Search Qatar Airways 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.

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