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Cheap flights from Ontario to the United States from C$ 161

YYZ — LAX
30 Sep — 7 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

Sun 25/109:35 a.m. -
Nonstop3h 20m
Fri 30/108:40 p.m. -
Nonstop3h 15m
Deal found 27/8C$ 218
Sun 25/109:20 a.m. -
Nonstop3h 30m
Thu 29/109:35 p.m. -
Nonstop3h 20m
Deal found 26/8C$ 220
Wed 11/119:20 a.m. -
Nonstop3h 30m
Tue 17/111:50 p.m. -
Nonstop3h 20m
Deal found 27/8C$ 224
Thu 1/106:30 a.m. -
Nonstop3h 20m
Sat 10/1010:50 a.m. -
Nonstop3h 15m
Deal found 29/8C$ 225
Mon 2/119:20 a.m. -
Nonstop3h 30m
Thu 5/111:50 p.m. -
Nonstop3h 20m
Deal found 26/8C$ 227
Mon 26/109:35 a.m. -
Nonstop3h 20m
Fri 30/108:40 p.m. -
Nonstop3h 15m
Deal found 28/8C$ 228
Sun 25/109:35 a.m. -
Nonstop3h 20m
Fri 30/108:40 p.m. -
Nonstop3h 15m
Deal found 27/8C$ 229
Thu 1/106:30 a.m. -
Nonstop3h 20m
Thu 29/1012:00 p.m. -
Nonstop3h 20m
Deal found 31/8C$ 232
Mon 2/117:25 a.m. -
Nonstop3h 27m
Wed 4/118:00 a.m. -
Nonstop3h 05m
Deal found 26/8C$ 234
Sun 25/107:00 a.m. -
Nonstop3h 30m
Wed 28/108:35 p.m. -
Nonstop3h 20m
Deal found 26/8C$ 235
Sun 6/97:20 a.m. -
Nonstop1h 35m
Tue 8/95:55 p.m. -
Nonstop1h 40m
Deal found 29/8C$ 299
Tue 22/911:02 a.m. -
1 stop7h 38m
Tue 22/99:20 p.m. -
Nonstop1h 40m
Deal found 27/8C$ 300

Find flight deals from Ontario to USA

Round-trip from

C$ 218

One-way from

C$ 161

Popular in

July

Cheapest in

January

Average price

C$ 488

Good round-trip deal

C$ 249 or less

Good one-way deal

C$ 140 or less
Porter Airlines
  • Porter Airlines
  • 25/10-30/10
  • Nonstop
  • 6h 35m total
  • Ontario to USA
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Flair Airlines
  • Flair Airlines
  • 22/10
  • Nonstop
  • 3h 20m total
  • Ontario to USA
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (C$ 89 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 13 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

Sun 25/10

8:35 a.m.-11:59 p.m.

1 stop15h 24m

Fort Lauderdale

Fri 30/10

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

Nonstop3h 05m

C$ 311

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Wed 11/11

6:05 a.m.-12:53 p.m.

1 stop6h 48m

Fort Lauderdale

Sun 15/11

5:35 a.m.-11:09 a.m.

1 stop5h 34m

C$ 321

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Sat 24/10

6:10 p.m.-11:16 p.m.

1 stop5h 06m

Fort Lauderdale

Fri 30/10

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

1 stop4h 53m

C$ 321

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Thu 22/10

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

1 stop16h 03m

Fort Lauderdale

Sun 25/10

8:52 p.m.-9:47 a.m.

1 stop12h 55m

C$ 325

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Thu 1/10

7:00 a.m.-4:38 p.m.

1 stop9h 38m

Fort Lauderdale

Thu 1/10

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

Nonstop3h 05m

C$ 325

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Sat 10/10

10:45 a.m.-10:44 p.m.

1 stop11h 59m

Fort Lauderdale

Mon 19/10

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

Nonstop3h 05m

C$ 327

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Sat 7/11

10:30 a.m.-9:23 p.m.

1 stop10h 53m

Fort Lauderdale

Sun 22/11

8:52 p.m.-9:47 a.m.

1 stop12h 55m

C$ 338

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Thu 19/11

12:15 p.m.-8:36 p.m.

1 stop8h 21m

Fort Lauderdale

Sat 28/11

7:15 a.m.-5:14 p.m.

1 stop9h 59m

C$ 341

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Thu 15/10

9:40 a.m.-6:53 p.m.

1 stop9h 13m

Fort Lauderdale

Mon 19/10

8:45 a.m.-5:18 p.m.

1 stop8h 33m

C$ 345

TorontoFort Lauderdale

YYZ Toronto Pearson Intl - FLL Fort Lauderdale

YYZFLL

Toronto Pearson Intl

Sat 7/11

5:55 p.m.-11:59 p.m.

1 stop6h 04m

Fort Lauderdale

Tue 10/11

2:24 p.m.-11:59 p.m.

1 stop9h 35m

C$ 353

Flights are sorted by cheapest round-trip flights first.

Deals found on 30/8

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$ 403). Flying from Region of Ontario to USA in August is currently the most expensive (average of C$ 537). 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 (19 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (15 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. Tuesday evenings 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 1h 40m. There are 573 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$ 403). Flying from Region of Ontario to USA in August is currently the most expensive (average of C$ 537). 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

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Ottawa to Vancouver Intl flights
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Vancouver Intl to San Francisco flights

Top 10 airlines flying from Ontario to USA

AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 119AverageC$ 627FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
WestJetCheapestC$ 159AverageC$ 497FlexibilityNo cancel feeOn-time60%
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Flair AirlinesCheapestC$ 170AverageC$ 343FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
DeltaCheapestC$ 193AverageC$ 506FlexibilityNo cancel feeOn-timeN/A
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JetBlueCheapestC$ 206AverageC$ 238FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Porter AirlinesCheapestC$ 209AverageC$ 507FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
American AirlinesCheapestC$ 232AverageC$ 588FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 273AverageC$ 624FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air TransatCheapestC$ 295AverageC$ 524FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
Qatar AirwaysCheapestC$ 743AverageC$ 794FlexibilityNo 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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