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Cheap flights from Ontario to the United States from C$ 113

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 23/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
YYZ — LAX
9 May — 16 May1
1 adult
Thu 9/5
Thu 16/5

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

To save on the cost of your flight from Region of Ontario to USA, book at least 35 days before your planned departure. Booking around this time can save you about 34% on the cost of this flight compared to booking a flight leaving this week. We have found prices from C$ 365 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as C$ 432.

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

Our data shows that January tends to be the cheapest month to fly to USA from Region of Ontario. Users have commonly found prices around C$ 388 for the month, but tickets can be as low as C$ 179. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Region of Ontario to USA (ON - US)?

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.

Cheap WestJet flights from Ontario to USA

Explore cheap flight options specifically provided by WestJet for the route between Ontario and USA. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 464,223 searches. Data last updated 4 May 2024.
Peruse some of the lowest-priced WestJet flights we've found from Ontario to USA. Make sure to check back often as deals are often changing.
Tue 28/58:00 p.m.YYZ - LAS
Nonstop4h 59mWestJet
Wed 5/612:20 p.m.LAS - YYZ
Nonstop4h 32mWestJet
Deal found 4/5C$ 221
Tue 4/68:00 p.m.YYZ - LAS
Nonstop4h 59mWestJet
Thu 6/611:25 p.m.LAS - YYZ
Nonstop4h 17mWestJet
Deal found 4/5C$ 226
Wed 12/68:00 p.m.YYZ - LAS
Nonstop4h 59mWestJet
Mon 17/611:27 p.m.LAS - YYZ
Nonstop4h 18mWestJet
Deal found 3/5C$ 238
Mon 20/58:00 p.m.YYZ - LAS
Nonstop4h 59mWestJet
Wed 29/511:25 p.m.LAS - YYZ
Nonstop4h 17mWestJet
Deal found 2/5C$ 242
Tue 21/58:00 p.m.YYZ - LAS
Nonstop4h 59mWestJet
Tue 28/511:25 p.m.LAS - YYZ
Nonstop4h 17mWestJet
Deal found 3/5C$ 247
Tue 14/511:15 a.m.YYZ - LAX
Nonstop5h 21mWestJet
Mon 27/52:30 p.m.LAX - YYZ
Nonstop4h 54mWestJet
Deal found 3/5C$ 309
Tue 14/511:15 a.m.YYZ - LAX
Nonstop5h 21mWestJet
Mon 27/59:00 p.m.LAX - YYZ
2 stops21h 06mWestJet
Deal found 3/5C$ 317
Tue 14/511:15 a.m.YYZ - LAX
Nonstop5h 21mWestJet
Mon 27/59:00 p.m.LAX - YYZ
1 stop22h 40mWestJet
Deal found 3/5C$ 334
Fri 10/512:00 p.m.YYZ - LAX
2 stops12h 45mWestJet
Sun 19/511:50 a.m.LAX - YYZ
1 stop9h 53mWestJet
Deal found 3/5C$ 335

Cheap Canada Jetlines flights from Ontario to USA

Explore cheap flight options specifically provided by Canada Jetlines for the route between Ontario and USA. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 464,223 searches. Data last updated 4 May 2024.
Take a gander at the lowest prices we've found on Canada Jetlines flights from Ontario to USA. Make sure to examine the flight information before completing your reservation.
Sun 12/58:30 p.m.YYZ - LAS
Nonstop4h 50mCanada Jetlines
Fri 17/511:35 p.m.LAS - YYZ
Nonstop4h 05mCanada Jetlines
Deal found 3/5C$ 366
Sat 28/96:55 a.m.YYZ - MIA
Nonstop3h 10mCanada Jetlines
Sat 5/102:20 p.m.MIA - YYZ
Nonstop3h 10mCanada Jetlines
Deal found 2/5C$ 376

Cheap Ontario to USA flights in May & June 2024

Find cheap flight options from Ontario to USA specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 464,223 searches. Prices were last updated on 4 May 2024.
Listed are some of the best fares we've found on flights departing from Ontario to USA in 2024. Check back regularly for other flight deals.
Mon 10/66:30 a.m.YYZ - FLL
Nonstop3h 25mFlair Airlines
Tue 18/610:40 a.m.FLL - YYZ
Nonstop3h 20mFlair Airlines
Deal found 3/5C$ 172
Thu 30/57:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Sat 1/610:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 175
Mon 10/66:30 a.m.YYZ - FLL
Nonstop3h 25mFlair Airlines
Tue 18/610:40 a.m.FLL - YYZ
Nonstop3h 20mFlair Airlines
Deal found 3/5C$ 179
Tue 4/67:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Wed 5/610:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 179
Sat 1/67:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Wed 5/610:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 183
Thu 23/57:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Wed 29/510:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 186
Mon 10/67:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Thu 13/610:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 189
Sun 16/66:30 a.m.YYZ - FLL
Nonstop3h 25mFlair Airlines
Sat 22/610:40 a.m.FLL - YYZ
Nonstop3h 20mFlair Airlines
Deal found 4/5C$ 190
Sat 1/67:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Sat 8/610:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 4/5C$ 190

Ontario to USA 2024 flight deals

Discover exclusive flight deals for travel between Ontario and USA in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 464,223 searches. Data last updated 4 May 2024.
Listed are some of the best fares we've found on flights departing from Ontario to USA in 2024. Check back regularly for other flight deals.
Mon 10/66:30 a.m.YYZ - FLL
Nonstop3h 25mFlair Airlines
Tue 18/610:40 a.m.FLL - YYZ
Nonstop3h 20mFlair Airlines
Deal found 3/5C$ 172
Wed 18/96:30 a.m.YYZ - FLL
Nonstop3h 25mFlair Airlines
Wed 25/910:40 a.m.FLL - YYZ
Nonstop3h 20mFlair Airlines
Deal found 3/5C$ 175
Thu 30/57:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Sat 1/610:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 175
Mon 10/66:30 a.m.YYZ - FLL
Nonstop3h 25mFlair Airlines
Tue 18/610:40 a.m.FLL - YYZ
Nonstop3h 20mFlair Airlines
Deal found 3/5C$ 179
Tue 4/67:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Wed 5/610:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 179
Sat 1/67:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Wed 5/610:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 183
Thu 23/57:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Wed 29/510:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 186
Mon 10/67:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Thu 13/610:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 189
Sun 16/66:30 a.m.YYZ - FLL
Nonstop3h 25mFlair Airlines
Sat 22/610:40 a.m.FLL - YYZ
Nonstop3h 20mFlair Airlines
Deal found 4/5C$ 190

Direct flights to USA from Ontario

Discover non-stop flight options from Ontario to USA. Find direct flights with no layovers, providing a convenient travel experience. Explore non-stop flight options based on user searches, and compare prices and availability for your desired travel dates. Over the last 7 days, Cheapflights users made 464,223 searches. Data last updated 4 May 2024.
If you're seeking options on non-stop flights from Ontario to USA, check out these fares. If you're looking for other options for flights from Ontario to USA, make sure to update the search form at the top of page.
Mon 10/66:30 a.m.YYZ - FLL
Nonstop3h 25mFlair Airlines
Tue 18/610:40 a.m.FLL - YYZ
Nonstop3h 20mFlair Airlines
Deal found 3/5C$ 172
Tue 28/58:20 p.m.YYZ - LAS
Nonstop5h 00mFlair Airlines
Tue 11/611:05 p.m.LAS - YYZ
Nonstop4h 30mFlair Airlines
Deal found 3/5C$ 174
Wed 18/96:30 a.m.YYZ - FLL
Nonstop3h 25mFlair Airlines
Wed 25/910:40 a.m.FLL - YYZ
Nonstop3h 20mFlair Airlines
Deal found 3/5C$ 175
Thu 30/57:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Sat 1/610:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 175
Tue 28/58:20 p.m.YYZ - LAS
Nonstop5h 00mFlair Airlines
Tue 11/611:05 p.m.LAS - YYZ
Nonstop4h 30mFlair Airlines
Deal found 3/5C$ 175
Mon 10/66:30 a.m.YYZ - FLL
Nonstop3h 25mFlair Airlines
Tue 18/610:40 a.m.FLL - YYZ
Nonstop3h 20mFlair Airlines
Deal found 3/5C$ 179
Tue 4/67:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Wed 5/610:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 179
Sat 1/67:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Wed 5/610:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 183
Wed 12/68:00 p.m.YYZ - LAS
Nonstop4h 59mMultiple Airlines
Tue 18/611:05 p.m.LAS - YYZ
Nonstop4h 30mMultiple Airlines
Deal found 3/5C$ 183

Ontario to USA flights leaving soon

Find last-minute flight options from Ontario to USA for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 464,223 searches. Data last updated 4 May 2024.
Book one of these great deals on flights from Ontario to USA. Tip: verify your flight details before completing your reservation.
Sun 12/56:30 a.m.YYZ - FLL
Nonstop3h 25mMultiple Airlines
Wed 15/511:44 p.m.FLL - YYZ
2 stops19h 51mMultiple Airlines
Deal found 3/5C$ 241
Tue 14/56:30 a.m.YYZ - FLL
Nonstop3h 25mMultiple Airlines
Wed 15/511:44 p.m.FLL - YYZ
2 stops19h 51mMultiple Airlines
Deal found 3/5C$ 243
Tue 14/56:30 a.m.YYZ - FLL
Nonstop3h 25mMultiple Airlines
Thu 16/510:48 a.m.FLL - YYZ
1 stop8h 47mMultiple Airlines
Deal found 2/5C$ 249
Tue 14/56:30 a.m.YYZ - FLL
Nonstop3h 25mMultiple Airlines
Thu 16/510:48 a.m.FLL - YYZ
1 stop8h 47mMultiple Airlines
Deal found 3/5C$ 252
Tue 14/52:40 p.m.YYZ - LGA
2 stops16h 58mMultiple Airlines
Sat 18/57:00 a.m.LGA - YYZ
1 stop11h 55mMultiple Airlines
Deal found 3/5C$ 253
Fri 10/57:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Wed 15/510:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 256
Sat 11/57:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Wed 15/510:30 a.m.JFK - YYZ
Nonstop1h 45mFlair Airlines
Deal found 3/5C$ 260
Tue 14/58:20 p.m.YYZ - LAX
1 stop7h 59mMultiple Airlines
Tue 11/61:43 p.m.LAX - YYZ
1 stop13h 52mMultiple Airlines
Deal found 3/5C$ 261
Sun 12/56:30 a.m.YYZ - FLL
Nonstop3h 25mMultiple Airlines
Wed 15/58:16 p.m.FLL - YYZ
1 stop23h 19mMultiple Airlines
Deal found 2/5C$ 261

One-way flights to USA from Ontario

Search for one-way flight options from Ontario to USA. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 464,223 searches. Data last updated 4 May 2024.
Users travelling one-way from Ontario to USA can select one of these great deals. Those seeking round-trip flights from Ontario to USA should utilize the search form at the top of the page.
Thu 23/57:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Deal found 3/5C$ 113
Tue 4/67:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Deal found 3/5C$ 119
Thu 30/57:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Deal found 3/5C$ 120
Tue 4/67:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Deal found 3/5C$ 122
Thu 23/57:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Deal found 3/5C$ 123
Mon 13/57:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Deal found 3/5C$ 124
Mon 20/56:30 a.m.YYZ - FLL
Nonstop3h 25mFlair Airlines
Deal found 2/5C$ 126
Wed 15/57:45 a.m.YYZ - JFK
Nonstop2h 00mFlair Airlines
Deal found 3/5C$ 126
Sun 2/66:30 a.m.YYZ - FLL
Nonstop3h 25mFlair Airlines
Deal found 3/5C$ 127

Find flights from Ontario to USA within your budget

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 464,223 searches. Data last updated 4 May 2024.

Fly from

Any airport

Fly to

Any airport

Budget

C$ 172 - C$ 293

Route

Depart

Return

Price

Toronto Pearson IntlFort Lauderdale

YYZ - FLL

YYZFLL

Toronto Pearson Intl

Mon 10/6

Nonstop3h 25m

Fort Lauderdale

Tue 18/6

Nonstop3h 20m

C$ 172

Toronto Pearson IntlLas Vegas Harry Reid Intl

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Wed 12/6

Nonstop4h 59m

Las Vegas Harry Reid Intl

Tue 18/6

Nonstop4h 30m

C$ 183

Toronto Pearson IntlLas Vegas Harry Reid Intl

YYZ - LAS

YYZLAS

Toronto Pearson Intl

Tue 28/5

Nonstop4h 59m

Las Vegas Harry Reid Intl

Wed 5/6

Nonstop4h 32m

C$ 221

Toronto IslandNewark

YTZ - EWR

YTZEWR

Toronto Island

Tue 21/5

Nonstop1h 30m

Newark

Tue 28/5

Nonstop1h 45m

C$ 246

Toronto Pearson IntlNew York John F Kennedy Intl

YYZ - JFK

YYZJFK

Toronto Pearson Intl

Tue 13/8

Nonstop1h 53m

New York John F Kennedy Intl

Wed 14/8

1 stop5h 32m

C$ 272

Toronto Pearson IntlNewark

YYZ - EWR

YYZEWR

Toronto Pearson Intl

Tue 4/6

Nonstop1h 43m

Newark

Wed 5/6

Nonstop1h 39m

C$ 276

Toronto Pearson IntlNew York LaGuardia

YYZ - LGA

YYZLGA

Toronto Pearson Intl

Fri 31/5

Nonstop1h 31m

New York LaGuardia

Sat 1/6

Nonstop1h 43m

C$ 279

Toronto Pearson IntlNew York LaGuardia

YYZ - LGA

YYZLGA

Toronto Pearson Intl

Wed 29/5

Nonstop1h 43m

New York LaGuardia

Sun 9/6

Nonstop1h 46m

C$ 283

Toronto Pearson IntlNew York LaGuardia

YYZ - LGA

YYZLGA

Toronto Pearson Intl

Thu 23/5

Nonstop1h 35m

New York LaGuardia

Tue 28/5

Nonstop1h 40m

C$ 293

Flights are sorted by cheapest first

Deals found on 3/5

No data available for this route at this time. Please check back soon.

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 4 May 2024.
Read reviews from past customers who have flown WestJet, Canada Jetlines and American Airlines from Ontario to USA. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,838 reviews
Check prices

Crew

8.6

Entertainment

8.0

Comfort

7.9

Overall

8.1

Food

7.4

Boarding

8.2

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

Delta
8.1
Very good
10,838 reviews
Delta
8.1
Very good
10,838 reviews
Check prices

Crew

8.6

Entertainment

8.0

Comfort

7.9

Overall

8.1

Food

7.4

Boarding

8.2

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

Alaska Airlines
8.1
Very good
9,137 reviews
Delta
8.1
Very good
10,838 reviews
Check prices

Crew

8.6

Entertainment

8.0

Comfort

7.9

Overall

8.1

Food

7.4

Boarding

8.2

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

KLM
7.9
Good
1,604 reviews
Delta
8.1
Very good
10,838 reviews
Check prices

Crew

8.6

Entertainment

8.0

Comfort

7.9

Overall

8.1

Food

7.4

Boarding

8.2

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

Air Transat
7.6
Good
493 reviews
Delta
8.1
Very good
10,838 reviews
Check prices

Crew

8.6

Entertainment

8.0

Comfort

7.9

Overall

8.1

Food

7.4

Boarding

8.2

Reviews

1 / 10

On time flights; courteous staff; efficient boarding system! Thank you!

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.

  • Can I find flights from Region of Ontario to USA for under C$ 200 on Cheapflights?

    Yes, there are multiple flights from Region of Ontario to USA for under C$ 200. The cheapest flight booked recently is on Flair Airlines for just C$ 172, but on average you can expect to pay C$ 183.

  • Are there direct flights from Region of Ontario to USA for under C$ 200 on Cheapflights?

    Cheapflights has 20 direct flights from Region of Ontario to USA under C$ 200. A good price for a direct flight from Region of Ontario to USA is less than C$ 183.

  • Are there last-minute flights available from Region of Ontario to USA for under C$ 300?

    There are currently 20+ open flights from Region of Ontario to USA within the next 7 days for less than C$ 300.

  • What days are direct flights available from Region of Ontario to USA?

    Days when direct flights are available for this flight are: Monday, Tuesday.

  • How many flights depart from Region of Ontario to USA on average per day?

    Travellers can expect 4 flights from Region of Ontario to USA on average per day.
    Morning (6am - Midday) - 100% of flight departures

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

    Departing from Region of Ontario to USA will take you 3h 25m. There are 3513 km between Region of Ontario and USA. Most flights are nonstop.

  • What does YYZ to LAX mean?

    YYZ stands for Toronto Pearson Intl Airport, while LAX stands for Los Angeles Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: San Francisco Airport (SFO), Miami Airport (MIA), New York John F Kennedy Intl Airport (JFK), Boston Logan Intl Airport (BOS), Atlanta Hartsfield-Jackson Airport (ATL).

  • Can I find deals for flights from Ontario to USA that include extra baggage allowance?

    The amount of baggage you can bring on your Ontario to USA flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from Ontario to USA with specific airlines?

    Yes, Cheapflights allows you to browse and filter Ontario to USA flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

  • 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.

  • Can I find deals for flights from Ontario to USA that allow pets onboard?

    Many airlines flying from Ontario to USA offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from Ontario to USA?

    Yes, you can often find last-minute deals on Ontario to USA flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the Region of Ontario to USA flight deals updated?

    The Region of Ontario to USA flight deals you see on this page were last updated on 4/5.

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 9 airlines flying from Ontario to USA

Discover the top 9 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 464,223 searches. Data last updated 4 May 2024.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 111AverageC$ 300FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
JetBlueCheapestC$ 122AverageC$ 455FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
DeltaCheapestC$ 133AverageC$ 562FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Lynx AirCheapestC$ 136AverageC$ 300FlexibilityNo cancel feeOn-timeN/A
Search Lynx Air flights
SwoopCheapestC$ 155AverageC$ 292FlexibilityNo cancel feeOn-timeN/A
Search Swoop flights
United AirlinesCheapestC$ 159AverageC$ 619FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
FrontierCheapestC$ 164AverageC$ 284FlexibilityNo cancel feeOn-time62%
Search Frontier flights
Canada JetlinesCheapestC$ 174AverageC$ 341FlexibilityNo cancel feeOn-time58%
Search Canada Jetlines flights
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Search flights from Ontario to USA by cabin class

Find flights from Ontario to USA, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Hourly flight availability from Ontario to USA

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 4 May 2024.
14%of flight departuresEarly morningMidnight to 6 am
35%of flight departuresMorning6 am to noon
40%of flight departuresAfternoonNoon to 6 pm
11%of flight departuresEvening6 pm to midnight
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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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