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Cheap flights from Miami to Ontario from C$ 152

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 7/11. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — YYZ
11 Oct — 18 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Miami to Ontario

Keep the following information in mind while searching for Miami to Ontario flight deals. Data was last updated 11 September 2025.

Round-trip from

C$ 349

One-way from

C$ 152

Popular in

July

Cheapest in

February

Average price

C$ 471

Good round-trip deal

C$ 200 or less

Good one-way deal

C$ 246 or less
Porter Airlines
  • Porter Airlines
  • 24/10-26/10
  • 1 total stop
  • 18h 36m total
  • Miami to Ontario
Search Deals
7/11
  • 7/11
  • 1 total stop
  • 9h 39m total
  • Miami to Ontario
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (C$ 90 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
Search Deals
Price to beat on a round-trip flight from Miami to Ontario.
Search Deals
Price to beat on a one-way flight from Miami to Ontario.
Search Deals

Find 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 11 September 2025.

Fri 24/106:00 a.m.MIA - YYZ
1 stop15h 07mMultiple Airlines
Sun 26/109:40 a.m.YYZ - MIA
Nonstop3h 29mMultiple Airlines
Deal found 9/9C$ 349
Fri 24/106:00 a.m.MIA - YYZ
1 stop15h 07mMultiple Airlines
Sun 2/119:40 a.m.YYZ - MIA
Nonstop3h 29mMultiple Airlines
Deal found 9/9C$ 353
Fri 24/106:00 a.m.MIA - YYZ
1 stop15h 07mMultiple Airlines
Fri 31/109:40 a.m.YYZ - MIA
Nonstop3h 29mMultiple Airlines
Deal found 9/9C$ 355
Thu 23/106:16 p.m.MIA - YYZ
1 stop26h 51mMultiple Airlines
Fri 31/109:40 a.m.YYZ - MIA
Nonstop3h 29mMultiple Airlines
Deal found 10/9C$ 360
Fri 17/106:00 a.m.MIA - YYZ
1 stop15h 07mMultiple Airlines
Tue 21/107:00 a.m.YYZ - MIA
2 stops11h 07mMultiple Airlines
Deal found 9/9C$ 374
Fri 24/106:00 a.m.MIA - YYZ
1 stop15h 07mMultiple Airlines
Mon 3/113:15 p.m.YYZ - MIA
1 stop7h 55mMultiple Airlines
Deal found 9/9C$ 376
Tue 14/109:49 a.m.MIA - YYZ
1 stop9h 21mMultiple Airlines
Sat 18/104:00 p.m.YYZ - MIA
1 stop17h 04mMultiple Airlines
Deal found 9/9C$ 385
Wed 8/109:49 a.m.MIA - YTZ
1 stop6h 56mMultiple Airlines
Wed 15/109:45 a.m.YTZ - MIA
1 stop8h 22mMultiple Airlines
Deal found 9/9C$ 396
Mon 27/106:00 a.m.MIA - YUL
2 stops18h 43mMultiple Airlines
Sun 2/115:45 a.m.YUL - MIA
1 stop6h 24mMultiple Airlines
Deal found 10/9C$ 409
Fri 24/106:00 a.m.MIA - YUL
2 stops18h 27mMultiple Airlines
Sun 2/115:45 a.m.YUL - MIA
1 stop6h 24mMultiple Airlines
Deal found 9/9C$ 414
Thu 2/109:54 a.m.MIA - YUL
1 stop8h 01mMultiple Airlines
Mon 6/106:55 a.m.YUL - MIA
2 stops10h 10mMultiple Airlines
Deal found 9/9C$ 416
Tue 7/107:52 p.m.MIA - YTZ
1 stop12h 38mMultiple Airlines
Wed 15/107:00 a.m.YTZ - MIA
2 stops11h 07mMultiple Airlines
Deal found 11/9C$ 420

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 629,999 searches. Data last updated 11 September 2025.
Use the filters below to find and compare flights from Miami to Ontario that are best for you.

Fly from

Miami

Fly to

Ontario

Route

Depart

Return

Price

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Wed 8/10

9:49 a.m.-4:45 p.m.

1 stop6h 56m

Toronto Island

Wed 15/10

9:45 a.m.-6:07 p.m.

1 stop8h 22m

C$ 396

MiamiMontreal

MIA - YUL

MIAYUL

Miami

Fri 24/10

6:00 a.m.-12:27 a.m.

2 stops18h 27m

Montreal Pierre Elliott Trudeau Intl

Sun 2/11

5:45 a.m.-12:09 p.m.

1 stop6h 24m

C$ 414

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Tue 7/10

7:52 p.m.-8:30 a.m.

1 stop12h 38m

Toronto Island

Wed 15/10

7:00 a.m.-6:07 p.m.

2 stops11h 07m

C$ 420

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Thu 23/10

11:55 a.m.-3:11 p.m.

Nonstop3h 16m

Toronto Pearson Intl

Fri 31/10

9:40 a.m.-1:09 p.m.

Nonstop3h 29m

C$ 431

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Fri 10/10

9:10 a.m.-12:17 p.m.

1 stop27h 07m

Toronto Island

Fri 17/10

7:45 a.m.-5:05 p.m.

1 stop9h 20m

C$ 432

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Thu 19/2

2:10 p.m.-5:30 p.m.

Nonstop3h 20m

Toronto Pearson Intl

Mon 23/2

9:40 a.m.-1:09 p.m.

Nonstop3h 29m

C$ 441

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Fri 17/10

7:00 a.m.-8:02 p.m.

1 stop13h 02m

Toronto Island

Sun 19/10

8:40 p.m.-9:12 a.m.

1 stop12h 32m

C$ 443

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Thu 19/2

12:45 p.m.-9:35 p.m.

1 stop8h 50m

Toronto Island

Mon 23/2

10:30 a.m.-5:29 p.m.

1 stop6h 59m

C$ 446

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Fri 24/10

5:22 p.m.-12:17 p.m.

2 stops18h 55m

Toronto Island

Mon 27/10

1:10 p.m.-8:32 p.m.

1 stop7h 22m

C$ 453

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Fri 7/11

8:00 a.m.-4:55 p.m.

1 stop8h 55m

Toronto Island

Tue 11/11

3:30 p.m.-10:29 p.m.

1 stop6h 59m

C$ 460

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 60 results
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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, January is the cheapest month in which you can book a flight from Miami to Region of Ontario (average of C$ 168). Flying from Miami to Region of Ontario in July is currently the most expensive (average of C$ 258). 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 11 September 2025.

When flying from Miami to Region of Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 11 September 2025.

The most flights from MIA to CAON are scheduled on a Wednesday (4 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

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

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 11 September 2025.
Read reviews from past customers who have flown Porter Airlines,American Airlines, andAir Canada from Miami to Ontario. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
7.9
Good
363 reviews
Check prices

Entertainment

7.0

Food

7.6

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
7.9
Good
363 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Entertainment

7.0

Food

7.6

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
American Airlines
7.2
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Entertainment

7.0

Food

7.6

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,000 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Entertainment

7.0

Food

7.6

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Flair Airlines
6.0
Okay
250 reviews
Porter Airlines
7.9
Good
363 reviews
Check prices

Entertainment

7.0

Food

7.6

Overall

7.9

Comfort

7.9

Boarding

8.1

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

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?

    Miami (MIA) is the airport you will fly out of if you book a flight from Miami to Ontario. It is only a 9.8 km journey to Miami (MIA) from Miami’s city centre.

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

    For as low as C$ 441, Porter Airlines can have you in Region of Ontario from Miami in 3h 20m. There are 1988 km between Miami and Region of Ontario. 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 Miami to Region of Ontario one-way?

    To fly one-way, consider booking your trip with Porter Airlines, which is currently one of the cheapest options available, starting at C$ 186. Air Canada flights start at C$ 215 while deals on United Airlines start at C$ 220 one-way.

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

    When deciding which route to take from Miami to Region of Ontario consider Miami - Montreal Pierre Elliott Trudeau Intl, Miami - Toronto Pearson Intl or Miami - Toronto Island as they are the most popular.

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

    Before booking your flight to Region of Ontario from Miami, check out the most reliable airlines to get you to your destination on time: Brussels Airlines (79%), Air Canada Rouge (67%), British Airways( 66%).

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

    While on average a flight from Miami to Region of Ontario is generally C$ 384, our data shows the cheapest flight currently is C$ 136. When looking at the most popular route, (Miami - Montreal Pierre Elliott Trudeau Intl), you can expect to pay C$ 416 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, January is the cheapest month in which you can book a flight from Miami to Region of Ontario (average of C$ 168). Flying from Miami to Region of Ontario in July is currently the most expensive (average of C$ 258). 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.
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Top 4 airlines flying from Miami to Ontario

Discover the top 4 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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 129AverageC$ 360FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
American AirlinesCheapestC$ 177AverageC$ 311FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 209AverageC$ 356FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Air CanadaCheapestC$ 216AverageC$ 534FlexibilityNo cancel feeOn-time67%
Search Air Canada 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 Miami to Ontario?

Cheapflights helps you search for flights from Miami to Ontario via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Miami to Ontario?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Miami to Ontario.

Can Cheapflights find flights from Miami to Ontario with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Miami to Ontario flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Miami to Ontario become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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