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Cheap flights from Ontario to Florida Keys from C$ 215

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 27/4. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — EYW
9 May — 16 May1
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 9 April 2026.

Sun 6/129:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Air Transat
Tue 15/122:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 5/4C$ 338
Mon 13/49:40 a.m.
YYZ
-
MIA
Nonstop3h 24m
Air Transat
Thu 16/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 8/4C$ 379
Sun 17/58:55 a.m.
YTZ
-
MIA
1 stop13h 12m
Multiple Airlines
Tue 19/54:03 p.m.
MIA
-
YTZ
1 stop15h 57m
Multiple Airlines
Deal found 4/4C$ 382
Sun 17/58:55 a.m.
YTZ
-
MIA
1 stop13h 12m
Multiple Airlines
Wed 20/510:57 a.m.
MIA
-
YTZ
1 stop7h 18m
Multiple Airlines
Deal found 4/4C$ 385
Sun 3/51:30 p.m.
YYZ
-
MIA
1 stop5h 05m
WestJet
Wed 6/512:13 p.m.
MIA
-
YYZ
1 stop5h 08m
WestJet
Deal found 5/4C$ 392
Sun 26/42:30 p.m.
YTZ
-
MIA
1 stop21h 28m
Multiple Airlines
Thu 30/45:49 p.m.
MIA
-
YTZ
1 stop15h 46m
Multiple Airlines
Deal found 4/4C$ 397
Tue 5/58:15 p.m.
YTZ
-
MIA
1 stop13h 47m
Multiple Airlines
Tue 12/510:57 a.m.
MIA
-
YTZ
1 stop7h 18m
Multiple Airlines
Deal found 6/4C$ 400
Tue 28/47:45 a.m.
YTZ
-
MIA
1 stop8h 37m
Multiple Airlines
Wed 6/510:57 a.m.
MIA
-
YTZ
1 stop10h 33m
Multiple Airlines
Deal found 4/4C$ 402
Tue 14/711:40 a.m.
YYZ
-
MIA
1 stop5h 15m
WestJet
Wed 29/76:00 p.m.
MIA
-
YYZ
1 stop5h 58m
WestJet
Deal found 8/4C$ 403
Sun 3/56:15 a.m.
YYZ
-
MIA
1 stop5h 56m
WestJet
Sun 10/56:00 a.m.
MIA
-
YYZ
1 stop6h 19m
WestJet
Deal found 8/4C$ 404
Sun 19/48:40 a.m.
YTZ
-
MIA
1 stop7h 42m
Multiple Airlines
Thu 23/44:05 p.m.
MIA
-
YTZ
2 stops27h 58m
Multiple Airlines
Deal found 5/4C$ 404
Fri 1/56:27 p.m.
YYZ
-
MIA
1 stop6h 27m
WestJet
Fri 8/57:05 a.m.
MIA
-
YYZ
1 stop5h 14m
WestJet
Deal found 6/4C$ 406

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 9 April 2026.

Round-trip from

C$ 381

One-way from

C$ 215

Popular in

December

Cheapest in

May

Average price

C$ 500
Air Transat
  • Air Transat
  • 20/4-23/4
  • Nonstop
  • 6h 44m total
  • Ontario to Florida Keys
Search Deals
Air Transat
  • Air Transat
  • 19/4
  • Nonstop
  • 3h 24m total
  • Ontario to Florida Keys
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 31 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 11 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 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 9 April 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

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Fri 8/5

11:29 a.m.-12:47 a.m.

1 stop13h 18m

Miami

Sat 16/5

6:00 a.m.-11:58 p.m.

1 stop17h 58m

C$ 410

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sat 9/5

2:29 p.m.-9:03 p.m.

1 stop6h 34m

Miami

Sat 16/5

6:33 a.m.-11:41 p.m.

1 stop17h 08m

C$ 415

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sun 24/5

2:45 p.m.-10:27 p.m.

1 stop7h 42m

Miami

Tue 2/6

12:29 p.m.-10:44 p.m.

1 stop10h 15m

C$ 461

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sun 31/5

7:30 a.m.-2:38 p.m.

1 stop7h 08m

Miami

Thu 11/6

5:24 p.m.-11:59 p.m.

1 stop6h 35m

C$ 463

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Fri 29/5

7:00 a.m.-10:27 p.m.

1 stop15h 27m

Miami

Tue 2/6

12:29 p.m.-10:44 p.m.

1 stop10h 15m

C$ 463
Quickest round-trip

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Mon 20/4

9:40 a.m.-1:04 p.m.

Nonstop3h 24m

Miami

Thu 23/4

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

Nonstop3h 20m

C$ 481

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sun 19/4

6:45 p.m.-12:54 a.m.

1 stop6h 09m

Miami

Wed 22/4

6:15 p.m.-11:51 p.m.

1 stop5h 36m

C$ 486

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sun 19/4

6:45 p.m.-12:54 a.m.

1 stop6h 09m

Miami

Mon 27/4

6:00 a.m.-11:38 a.m.

1 stop5h 38m

C$ 486

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Fri 24/4

12:42 p.m.-10:48 p.m.

1 stop10h 06m

Miami

Thu 7/5

7:05 a.m.-5:43 p.m.

1 stop10h 38m

C$ 486

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sun 24/5

6:10 a.m.-10:27 p.m.

1 stop16h 17m

Miami

Wed 27/5

8:48 a.m.-4:10 p.m.

1 stop7h 22m

C$ 486

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/4

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

Weekly flight availability from Region of Ontario to Florida Keys

Explore weekly flight availability from Ontario to Florida Keys. 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 9 April 2026.

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

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 WestJet, United Airlines, and Porter Airlines fly from Region of Ontario to Florida Keys in about 3h 24m. The time it takes to get you to your destination can typically vary by up to 9h 54m. The distance between Region of Ontario and Florida Keys is about 1988 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$ 128 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.

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 9 April 2026.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 825AverageC$ 959FlexibilityNo 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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