Ontario

$141+ Cheap flights from Miami (MIA) to Ontario

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 1/6. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — YYZ
Aug 9 — Aug 161
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Cheap flight deals from Miami to Ontario

Cheapest flights from Miami to Ontario
Explore the most affordable flight options available from Miami to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 10, 2026.

This Booking.com deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/179:45 pm
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Tue 8/258:55 am
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Deal found 7/9$299
This Booking.com deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/239:45 pm
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Sun 8/308:55 am
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Deal found 7/9$300
This Booking.com deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/49:45 pm
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Tue 8/118:50 am
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Deal found 7/7$301
This Booking.com deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/249:45 pm
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Mon 8/318:55 am
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Deal found 7/10$302
This FlightHub deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/42:05 pm
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Mon 12/79:35 am
YYZ
-
MIA
Nonstop3h 30m
Porter Airlines
Deal found 7/9$310
This Mytrip deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/19:45 pm
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Tue 8/115:30 pm
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Deal found 7/7$313
This Mytrip deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/279:45 pm
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Thu 9/35:30 pm
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Deal found 7/8$316
This Air Canada deal was found by Cheapflights users on 7/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/217:55 am
MIA
-
YUL
Nonstop3h 35m
Air Canada
Tue 8/256:30 pm
YUL
-
MIA
Nonstop3h 41m
Air Canada
Deal found 7/6$352
This Porter Airlines deal was found by Cheapflights users on 7/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Porter Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/212:00 pm
MIA
-
YTZ
1 stop7h 58m
Porter Airlines
Mon 11/237:00 am
YTZ
-
MIA
1 stop6h 02m
Porter Airlines
Deal found 7/9$358
This United deal was found by Cheapflights users on 7/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/138:45 am
MIA
-
YUL
1 stop7h 25m
Multiple Airlines
Tue 8/186:30 pm
YUL
-
MIA
Nonstop3h 41m
Multiple Airlines
Deal found 7/7$362
This Mytrip deal was found by Cheapflights users on 7/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/137:55 am
MIA
-
YTZ
1 stop7h 56m
Air Canada
Sat 8/224:30 pm
YTZ
-
MIA
1 stop7h 06m
Air Canada
Deal found 7/10$363
This Air Canada deal was found by Cheapflights users on 7/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/228:15 am
MIA
-
YTZ
1 stop7h 35m
Air Canada
Mon 10/264:30 pm
YTZ
-
MIA
1 stop6h 41m
Air Canada
Deal found 7/8$364

Find flight deals from Miami to Ontario

Keep the following information in mind while searching for Miami to Ontario flight deals. Data was last updated July 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$299
(Booking.com)

One-way from

$141
(Kiwi.com)

Popular in

March

Cheapest in

January

Average price

$441

Good round-trip deal

$458 or less

Good one-way deal

$229 or less
Provider with most accurate pricing for Miami-Toronto (YTO) flight deals.
Provider most trusted by Cheapflights users for Miami-Toronto (YTO) flights.
From Miami to Ontario
One-way flight from Miami to Ontario
Highest demand for flights based on searches. 11% potential increase in price ($53 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).
Average for round-trip flights in July 2026
Price to beat on a round-trip flight from Miami to Ontario.
Price to beat on a one-way flight from Miami to Ontario.

Cheapflights Fare Finder

 
Customize your flight search to find flights from Miami to Ontario 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 2,558,603 searches. Data last updated July 10, 2026.
Use the filters below to find and compare flights from Miami to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Sat 8/1

6:30 am-2:24 pm

1 stop7h 54m

Toronto Pearson Intl

Wed 8/5

5:30 pm-8:48 pm

Nonstop3h 18m

$361

MiamiMontreal

MIA - YUL

MIAYUL

Miami

Mon 11/2

8:05 am-9:42 pm

1 stop13h 37m

Montreal Pierre Elliott Trudeau Intl

Mon 11/9

8:10 am-12:16 pm

Nonstop4h 06m

$362

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Wed 10/7

6:20 pm-11:59 pm

1 stop5h 39m

Toronto Pearson Intl

Thu 10/15

12:10 pm-9:12 pm

1 stop9h 02m

$374

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Fri 8/28

12:17 pm-7:37 pm

1 stop7h 20m

Toronto Pearson Intl

Sun 8/30

5:30 pm-8:48 pm

Nonstop3h 18m

$374

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Sat 8/8

6:30 am-2:24 pm

1 stop7h 54m

Toronto Pearson Intl

Sat 8/22

7:00 am-2:54 pm

1 stop7h 54m

$377

MiamiMontreal

MIA - YUL

MIAYUL

Miami

Sun 8/23

8:25 am-5:46 pm

1 stop9h 21m

Montreal Pierre Elliott Trudeau Intl

Tue 8/25

7:00 am-1:00 pm

1 stop6h 00m

$378

MiamiMontreal

MIA - YUL

MIAYUL

Miami

Mon 7/27

5:32 pm-10:40 am

1 stop17h 08m

Montreal Pierre Elliott Trudeau Intl

Mon 8/3

6:10 am-10:27 pm

1 stop16h 17m

$378

MiamiMontreal

MIA - YUL

MIAYUL

Miami

Sat 10/24

1:25 pm-10:06 pm

1 stop8h 41m

Montreal Pierre Elliott Trudeau Intl

Mon 11/2

7:00 am-7:33 pm

1 stop12h 33m

$378

MiamiMontreal

MIA - YUL

MIAYUL

Miami

Sat 10/24

6:00 am-1:40 pm

1 stop7h 40m

Montreal Pierre Elliott Trudeau Intl

Sun 11/1

6:50 pm-12:53 am

1 stop6h 03m

$378

MiamiMontreal

MIA - YUL

MIAYUL

Miami

Sun 8/2

7:07 am-4:10 pm

1 stop9h 03m

Montreal Pierre Elliott Trudeau Intl

Thu 8/6

6:00 am-2:38 pm

1 stop8h 38m

$378

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Miami to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Miami 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 Miami to Ontario

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

Currently, September is the cheapest month in which you can book a flight from Miami to Region of Ontario (average of $30). Flying from Miami to Region of Ontario in March is currently the most expensive (average of $134). 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 MIA to ON?

Find hourly flight availability from Miami to Ontario. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 10, 2026.

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

Weekly flight availability from Miami to Region of Ontario

Explore weekly flight availability from Miami to Ontario. 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 July 10, 2026.

The most flights from MIA to CAON are scheduled on a Friday (9 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

How much does it cost to fly round-trip from Miami to Region of Ontario?

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

The best time to book flights from Miami to Region of Ontario is 75 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Use this chart to determine the cheapest time to fly round-trip from Miami to Ontario. Price data was last updated on July 4, 2026.

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

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated July 10, 2026.
See what other customers who have flown with Porter Airlines,Delta, andAmerican Airlines from Miami to Ontario have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.2

Overall

7.9

Crew

8.6

Food

7.5

Comfort

7.9

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Boarding

8.2

Overall

7.9

Crew

8.6

Food

7.5

Comfort

7.9

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Boarding

8.2

Overall

7.9

Crew

8.6

Food

7.5

Comfort

7.9

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Boarding

8.2

Overall

7.9

Crew

8.6

Food

7.5

Comfort

7.9

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Boarding

8.2

Overall

7.9

Crew

8.6

Food

7.5

Comfort

7.9

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Boarding

8.2

Overall

7.9

Crew

8.6

Food

7.5

Comfort

7.9

Entertainment

6.9

Reviews

1 / 20
10.0
Excellent

Anonymous,Feb 2026

YYJ - YYZ

Always great! The Flight Attendants are always polite and attentive! The Polite was great and reminded us all that it was Valentine's Day!

Related info for your journey

Find useful and relevant information for your journey from Miami to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Miami to Ontario?

    If you book a flight to Ontario from Miami, you will be flying from Miami, which is the city’s only airport. Miami (MIA) is located 6.1 mi from the center of Miami.

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

    There are many flights that can get you from Miami to Region of Ontario in 3h 14m. Fly via Air Canada, United Airlines, or Delta to get the fastest option. The distance between Miami and Region of Ontario is about 1235 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    $30 is the cheapest one-way deal found within the past few days, from Flair Airlines. You may also be able to find cheap deals on WestJet and Porter Airlines, with prices starting from $85 and $98, respectively.

  • What are the most popular routes from Miami to Region of Ontario?

  • What are the most reliable airlines from Miami to Region of Ontario?

    No one likes to see their flight delayed. When booking a flight from Miami to Region of Ontario consider choosing American Airlines (69%), Qatar Airways (69%) or Brussels Airlines (67%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Miami to Region of Ontario?

    While on average a flight from Miami to Region of Ontario is generally $2,584, our data shows the cheapest flight currently is $155. When looking at the most popular route, (Miami - Montreal Pierre Elliott Trudeau Intl), you can expect to pay $319 for that flight.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Miami to Ontario 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 Miami to Region of Ontario?

    Currently, September is the cheapest month in which you can book a flight from Miami to Region of Ontario (average of $30). Flying from Miami to Region of Ontario in March is currently the most expensive (average of $134). 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

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Alternative routes for Miami to Ontario

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Miami to Ontario

Discover the top 7 airlines that operate flights from Miami to Ontario. 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 2,558,603 searches. Data last updated July 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapest$30Average$173FlexibilityNo cancel feeOn-timeN/A
WestJetCheapest$98Average$361FlexibilityNo cancel feeOn-time60%
Air CanadaCheapest$128Average$613FlexibilityNo cancel feeOn-time67%
Porter AirlinesCheapest$130Average$306FlexibilityNo cancel feeOn-time52%
DeltaCheapest$134Average$420FlexibilityNo cancel feeOn-timeN/A
Air TransatCheapest$148Average$307FlexibilityNo cancel feeOn-time50%
American AirlinesCheapest$382Average$488FlexibilityNo cancel feeOn-time71%

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