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Cheap flights from Ontario to Florida Keys from C$ 217

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 9/6. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — EYW
24 Jun — 1 Jul1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Ontario to Florida Keys

Enter your travel dates to find the best prices.

Cheapest flights from Ontario to Florida Keys
Explore the most affordable flight options available from Ontario to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 May 2026.

Thu 8/1012:30 p.m.
YTZ
-
MIA
1 stop9h 47m
Air Canada
Wed 14/108:15 a.m.
MIA
-
YTZ
1 stop7h 35m
Air Canada
Deal found 22/5C$ 388
Mon 6/75:30 p.m.
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Mon 13/79:45 p.m.
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Deal found 22/5C$ 397
Sun 31/58:55 a.m.
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Sat 6/69:45 p.m.
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Deal found 24/5C$ 398
Mon 13/78:55 a.m.
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Sat 18/79:45 p.m.
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Deal found 23/5C$ 402
Sun 14/68:55 a.m.
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Sat 20/69:45 p.m.
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Deal found 22/5C$ 403
Mon 15/66:30 p.m.
YUL
-
MIA
Nonstop3h 47m
Air Canada
Sun 21/67:15 a.m.
MIA
-
YUL
Nonstop3h 35m
Air Canada
Deal found 24/5C$ 405
Wed 1/78:55 a.m.
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Sat 11/79:45 p.m.
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Deal found 23/5C$ 408
Wed 10/68:55 a.m.
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Mon 15/69:45 p.m.
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Deal found 24/5C$ 409
Wed 10/66:30 p.m.
YUL
-
MIA
Nonstop3h 47m
Air Canada
Sun 14/66:00 p.m.
MIA
-
YUL
Nonstop3h 40m
Air Canada
Deal found 25/5C$ 410
Wed 10/68:55 a.m.
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Sat 13/69:45 p.m.
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Deal found 22/5C$ 412
Sun 14/66:30 p.m.
YUL
-
MIA
Nonstop3h 47m
Air Canada
Fri 19/66:00 p.m.
MIA
-
YUL
Nonstop3h 35m
Air Canada
Deal found 22/5C$ 412
Tue 30/68:55 a.m.
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Sun 5/79:45 p.m.
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Deal found 23/5C$ 413

Find flight deals from Ontario to Florida Keys

Keep the following information in mind while searching for Ontario to Florida Keys flight deals. Data was last updated 25 May 2026.

Round-trip from

C$ 388

One-way from

C$ 217

Popular in

August

Cheapest in

June

Average price

C$ 511
Air Canada
  • Air Canada
  • 8/10-14/10
  • 2 total stops
  • 17h 22m total
  • Ontario to Florida Keys
Search Deals
9/6
  • 9/6
  • 1 total stop
  • 13h 24m total
  • Ontario to Florida Keys
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Ontario to Florida Keys 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 25 May 2026.
Use the filters below to find and compare flights from Ontario to Florida Keys that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Mon 8/6

10:45 a.m.-5:07 p.m.

1 stop6h 22m

Miami

Fri 12/6

8:05 a.m.-3:52 p.m.

1 stop7h 47m

C$ 437

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sun 6/9

6:10 a.m.-12:17 p.m.

1 stop6h 07m

Miami

Fri 11/9

4:40 p.m.-12:04 a.m.

1 stop7h 24m

C$ 446

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sat 6/6

1:34 p.m.-9:27 p.m.

1 stop7h 53m

Miami

Sat 13/6

7:10 a.m.-5:19 p.m.

1 stop10h 09m

C$ 448

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Mon 6/7

6:50 p.m.-12:51 a.m.

1 stop6h 01m

Miami

Thu 16/7

7:10 a.m.-5:42 p.m.

1 stop10h 32m

C$ 448

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sat 13/6

7:00 a.m.-2:55 p.m.

1 stop7h 55m

Miami

Wed 17/6

4:00 p.m.-11:55 p.m.

1 stop7h 55m

C$ 448

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 4/8

7:00 a.m.-4:57 p.m.

1 stop9h 57m

Miami

Thu 13/8

8:25 a.m.-5:42 p.m.

1 stop9h 17m

C$ 448

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 4/8

6:47 p.m.-12:47 a.m.

1 stop6h 00m

Miami

Mon 17/8

8:50 a.m.-6:54 p.m.

1 stop10h 04m

C$ 448
Quickest round-trip

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 9/7

12:47 p.m.-7:18 p.m.

1 stop6h 31m

Miami

Wed 15/7

6:00 a.m.-11:39 a.m.

1 stop5h 39m

C$ 448

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 11/8

6:00 a.m.-12:17 p.m.

1 stop6h 17m

Miami

Sat 5/9

6:00 a.m.-1:41 p.m.

1 stop7h 41m

C$ 448

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 16/6

7:00 a.m.-5:00 p.m.

1 stop10h 00m

Miami

Wed 17/6

6:05 p.m.-11:55 p.m.

1 stop5h 50m

C$ 448

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/5

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

Have a flexible travel schedule? Discover the best time to fly to Florida Keys 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 Florida Keys

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

Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Florida Keys (average of C$ 446). Flying from Region of Ontario to Florida Keys in December is currently the most expensive (average of C$ 703). 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.

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

The price you pay for your flight from Region of Ontario to Florida Keys may vary depending on when you book. For the best chance of a lower fare, look to book 72 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

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

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

    Airlines like Air Canada, Delta, and United Airlines fly from Region of Ontario to Florida Keys in about 5h 35m. The time it takes to get you to your destination can typically vary by up to 47m. The distance between Region of Ontario and Florida Keys is about 2208 km. 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 Florida Keys one-way?

    C$ 127 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 Porter Airlines and Air Transat, with prices starting from C$ 174 and C$ 195, respectively.

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

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

  • How can I find direct flights from Ontario to Florida Keys?

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

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

    Yes. Cheapflights offers flight deals from Ontario to Florida Keys 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 Florida Keys?

    Currently, April is the cheapest month in which you can book a flight from Region of Ontario to Florida Keys (average of C$ 446). Flying from Region of Ontario to Florida Keys in December is currently the most expensive (average of C$ 703). 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 Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Ontario to Florida Keys

Discover the top airline that operate flights from Ontario to Florida Keys. 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 25 May 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 753AverageC$ 974FlexibilityNo cancel feeOn-time60%
Search WestJet 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 Florida Keys?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Ontario to Florida Keys. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Ontario to Florida Keys for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes! Cheapflights helps users easily find flights from Ontario to Florida Keys with no change fees.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Florida Keys from Ontario today and book when prices fit your budget.

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