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Cheap flights from Ontario to the United States from C$ 135

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — LAX
8 Jul — 15 Jul1
1 adult

Cheap flight deals from Ontario to USA

Keep the following information in mind while searching for Ontario to USA flight deals. Data was last updated 3 July 2025.

Round-trip from

C$ 195

One-way from

C$ 135

Popular in

December

Cheapest in

January

Average price

C$ 341

Good round-trip deal

C$ 228 or less

Good one-way deal

C$ 134 or less
Flair Airlines
  • Flair Airlines
  • 4/9-11/9
  • Nonstop
  • 6h 34m total
  • Ontario to USA
Search Deals
Flair Airlines
  • Flair Airlines
  • 12/7
  • Nonstop
  • 2h 05m total
  • Ontario to USA
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 7 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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

Find flight deals from Ontario to USA

Cheapest flights from Ontario to USA
Explore the most affordable flight options available from Ontario to USA. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 July 2025.

Thu 4/91:30 p.m.YYZ - FLL
Nonstop3h 19mMultiple Airlines
Thu 11/910:50 a.m.FLL - YYZ
Nonstop3h 15mMultiple Airlines
Deal found 1/7C$ 195
Thu 31/77:55 a.m.YYZ - JFK
Nonstop2h 05mFlair Airlines
Sun 3/810:45 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 1/7C$ 198
Sun 14/96:30 a.m.YYZ - FLL
Nonstop3h 20mFlair Airlines
Sat 27/910:50 a.m.FLL - YYZ
Nonstop3h 15mFlair Airlines
Deal found 1/7C$ 202
Thu 3/71:55 a.m.YYZ - FLL
2 stops12h 40mAvianca
Mon 7/74:00 p.m.FLL - YYZ
2 stops14h 40mAvianca
Deal found 3/7C$ 214
Sat 4/102:50 p.m.YYZ - LGA
Nonstop1h 40mPorter Airlines
Sun 5/105:30 p.m.LGA - YYZ
Nonstop1h 40mPorter Airlines
Deal found 2/7C$ 224
Sat 13/93:11 p.m.YYZ - LGA
1 stop7h 08mAmerican Airlines
Sun 14/98:21 a.m.LGA - YYZ
Nonstop1h 38mAmerican Airlines
Deal found 2/7C$ 232
Sun 5/106:15 a.m.YYZ - LGA
Nonstop1h 34mAir Canada
Tue 7/107:05 p.m.LGA - YYZ
1 stop4h 09mAir Canada
Deal found 30/6C$ 243
Fri 25/711:00 a.m.YYZ - LAX
2 stops10h 55mWestJet
Tue 29/77:00 a.m.LAX - YYZ
1 stop8h 54mWestJet
Deal found 2/7C$ 244
Wed 3/98:30 a.m.YTZ - EWR
Nonstop1h 30mPorter Airlines
Sun 7/910:00 a.m.EWR - YTZ
Nonstop1h 40mPorter Airlines
Deal found 3/7C$ 244
Sun 27/77:00 a.m.YYZ - EWR
1 stop6h 30mPorter Airlines
Thu 28/81:15 p.m.EWR - YYZ
1 stop4h 59mPorter Airlines
Deal found 3/7C$ 244
Sat 23/88:55 p.m.YYZ - JFK
Nonstop1h 54mMultiple Airlines
Sun 24/810:45 a.m.JFK - YYZ
Nonstop1h 45mMultiple Airlines
Deal found 1/7C$ 245
Wed 29/107:00 a.m.YUL - FLL
1 stop7h 47mWestJet
Wed 5/116:15 p.m.FLL - YUL
1 stop6h 25mWestJet
Deal found 2/7C$ 245

Cheapflights Fare Finder

Customize your flight search to find flights from Ontario to USA that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 3 July 2025.
Use the filters below to find and compare flights from Ontario to the United States that are best for you.

Fly from

Ontario

Fly to

USA

Route

Depart

Return

Price

TorontoFort Lauderdale

YYZ - FLL

YYZFLL

Toronto Pearson Intl

Thu 4/9

1:30 p.m.-4:49 p.m.

Nonstop3h 19m

Fort Lauderdale

Thu 11/9

10:50 a.m.-2:05 p.m.

Nonstop3h 15m

C$ 195

TorontoNew York

YYZ - JFK

YYZJFK

Toronto Pearson Intl

Thu 31/7

7:55 a.m.-10:00 a.m.

Nonstop2h 05m

New York John F Kennedy Intl

Sun 3/8

10:45 a.m.-12:30 p.m.

Nonstop1h 45m

C$ 198

TorontoFort Lauderdale

YYZ - FLL

YYZFLL

Toronto Pearson Intl

Sun 14/9

6:30 a.m.-9:50 a.m.

Nonstop3h 20m

Fort Lauderdale

Sat 27/9

10:50 a.m.-2:05 p.m.

Nonstop3h 15m

C$ 202

TorontoNew York

YYZ - LGA

YYZLGA

Toronto Pearson Intl

Sat 4/10

2:50 p.m.-4:30 p.m.

Nonstop1h 40m

New York LaGuardia

Sun 5/10

5:30 p.m.-7:10 p.m.

Nonstop1h 40m

C$ 224

TorontoNew York

YYZ - LGA

YYZLGA

Toronto Pearson Intl

Sat 13/9

3:11 p.m.-10:19 p.m.

1 stop7h 08m

New York LaGuardia

Sun 14/9

8:21 a.m.-9:59 a.m.

Nonstop1h 38m

C$ 232

TorontoNew York

YYZ - LGA

YYZLGA

Toronto Pearson Intl

Sun 5/10

6:15 a.m.-7:49 a.m.

Nonstop1h 34m

New York LaGuardia

Tue 7/10

7:05 p.m.-11:14 p.m.

1 stop4h 09m

C$ 243

TorontoLos Angeles

YYZ - LAX

YYZLAX

Toronto Pearson Intl

Fri 25/7

11:00 a.m.-6:55 p.m.

2 stops10h 55m

Los Angeles

Tue 29/7

7:00 a.m.-6:54 p.m.

1 stop8h 54m

C$ 244

TorontoNewark

YTZ - EWR

YTZEWR

Toronto Island

Wed 3/9

8:30 a.m.-10:00 a.m.

Nonstop1h 30m

Newark

Sun 7/9

10:00 a.m.-11:40 a.m.

Nonstop1h 40m

C$ 244

TorontoNewark

YYZ - EWR

YYZEWR

Toronto Pearson Intl

Sun 27/7

7:00 a.m.-1:30 p.m.

1 stop6h 30m

Newark

Thu 28/8

1:15 p.m.-6:14 p.m.

1 stop4h 59m

C$ 244

TorontoNew York

YYZ - JFK

YYZJFK

Toronto Pearson Intl

Sat 23/8

8:55 p.m.-10:49 p.m.

Nonstop1h 54m

New York John F Kennedy Intl

Sun 24/8

10:45 a.m.-12:30 p.m.

Nonstop1h 45m

C$ 245

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/7

Showing 1-10 of 60 results
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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
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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, September is the cheapest month in which you can book a flight from Region of Ontario to USA (average of C$ 226). Flying from Region of Ontario to USA in July is currently the most expensive (average of C$ 301). 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?

Find hourly flight availability from Ontario to USA. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 July 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Region of Ontario to USA as you normally would.

Weekly flight availability from Region of Ontario to USA

Explore weekly flight availability from Ontario to USA. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 3 July 2025.

The most flights from CAON to US0 are scheduled on a Monday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (16 on average).

Reviews of airlines servicing USA

Get insights into the airlines that provide service to USA. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to USA. Reviews last updated 3 July 2025.
Get a feel of what it's like to fly with Porter Airlines,Delta, andAir Transat from Ontario to the United States by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
298 reviews
Check prices

Entertainment

7.0

Crew

8.7

Food

7.7

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Porter Airlines
8.0
Very good
298 reviews
Porter Airlines
8.0
Very good
298 reviews
Check prices

Entertainment

7.0

Crew

8.7

Food

7.7

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Delta
8.0
Very good
7,982 reviews
Porter Airlines
8.0
Very good
298 reviews
Check prices

Entertainment

7.0

Crew

8.7

Food

7.7

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
Air Transat
7.8
Good
407 reviews
Porter Airlines
8.0
Very good
298 reviews
Check prices

Entertainment

7.0

Crew

8.7

Food

7.7

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
United Airlines
7.4
Good
8,861 reviews
Porter Airlines
8.0
Very good
298 reviews
Check prices

Entertainment

7.0

Crew

8.7

Food

7.7

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!
American Airlines
7.2
Good
10,000 reviews
Porter Airlines
8.0
Very good
298 reviews
Check prices

Entertainment

7.0

Crew

8.7

Food

7.7

Comfort

8.1

Boarding

8.2

Overall

8.0

Reviews

1 / 20
4.0
Okay

Mary,Jun 2025

FLL - YYZ

Fort Lauderdale staff was not helpful at all to try to accommodate my husband and myself to sit together. Also very surprised to get charged USD53 for each of our checked luggage, as when we booked the tickets online, the website indicated that our first checked luggage will be charged CAD50!! Very misleading!!!

Related info for your journey

Find useful and relevant information for your journey from Ontario to USA. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

    The cheapest airline one-way is Flair Airlines, with whom users have recently found tickets for as low as C$ 135. However, be on the lookout for offers from Air Canada and Porter 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, September is the cheapest month in which you can book a flight from Region of Ontario to USA (average of C$ 226). Flying from Region of Ontario to USA in July is currently the most expensive (average of C$ 301). 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

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Alternative routes for Ontario to USA

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Ontario to USA

Discover the top 10 airlines that operate flights from Ontario to USA. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 3 July 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 139AverageC$ 483FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Flair AirlinesCheapestC$ 151AverageC$ 292FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Porter AirlinesCheapestC$ 160AverageC$ 404FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 164AverageC$ 424FlexibilityNo cancel feeOn-time60%
Search WestJet flights
DeltaCheapestC$ 175AverageC$ 481FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapestC$ 189AverageC$ 544FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 199AverageC$ 552FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Air TransatCheapestC$ 205AverageC$ 429FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
FrontierCheapestC$ 208AverageC$ 336FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Canada JetlinesCheapestC$ 226AverageC$ 316FlexibilityNo cancel feeOn-time58%
Search Canada Jetlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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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