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Cheap flights from Ontario to Florida Keys from C$ 209

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 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — EYW
15 Oct — 22 Oct1
1 adult
1 adult, Economy

Cheap 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 15 September 2025.

Round-trip from

C$ 320

One-way from

C$ 209

Popular in

December

Cheapest in

January

Average price

C$ 468
Porter Airlines
  • Porter Airlines
  • 1/3-6/3
  • Nonstop
  • 6h 49m total
  • Ontario to Florida Keys
Search Deals
Porter Airlines
  • Porter Airlines
  • 1/11
  • Nonstop
  • 3h 29m total
  • Ontario to Florida Keys
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 17 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Ontario to Florida Keys

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 15 September 2025.

Sun 2/114:00 p.m.YYZ - MIA
1 stop19h 45mMultiple Airlines
Mon 10/1111:28 a.m.MIA - YYZ
1 stop9h 39mMultiple Airlines
Deal found 14/9C$ 327
Fri 31/109:40 a.m.YYZ - MIA
Nonstop3h 29mPorter Airlines
Fri 7/112:10 p.m.MIA - YYZ
Nonstop3h 20mPorter Airlines
Deal found 14/9C$ 332
Sun 26/109:40 a.m.YYZ - MIA
Nonstop3h 29mPorter Airlines
Sat 1/112:10 p.m.MIA - YYZ
Nonstop3h 20mPorter Airlines
Deal found 14/9C$ 337
Wed 29/103:30 p.m.YTZ - MIA
1 stop6h 59mAir Canada
Wed 5/118:00 a.m.MIA - YTZ
2 stops10h 13mAir Canada
Deal found 14/9C$ 338
Sun 9/119:40 a.m.YYZ - MIA
Nonstop3h 29mMultiple Airlines
Mon 10/1111:28 a.m.MIA - YYZ
1 stop9h 39mMultiple Airlines
Deal found 14/9C$ 340
Fri 31/109:40 a.m.YYZ - MIA
Nonstop3h 29mPorter Airlines
Mon 3/112:10 p.m.MIA - YYZ
Nonstop3h 20mPorter Airlines
Deal found 14/9C$ 341
Fri 5/129:40 a.m.YYZ - MIA
Nonstop3h 29mPorter Airlines
Mon 8/122:10 p.m.MIA - YYZ
Nonstop3h 20mPorter Airlines
Deal found 14/9C$ 343
Fri 31/109:40 a.m.YYZ - MIA
Nonstop3h 29mMultiple Airlines
Mon 3/116:00 a.m.MIA - YYZ
1 stop15h 07mMultiple Airlines
Deal found 14/9C$ 344
Sun 26/102:00 p.m.YYZ - MIA
1 stop8h 29mAir Canada
Sat 1/119:05 p.m.MIA - YYZ
Nonstop3h 21mAir Canada
Deal found 15/9C$ 347
Mon 3/119:40 a.m.YYZ - MIA
Nonstop3h 29mMultiple Airlines
Fri 7/1111:28 a.m.MIA - YYZ
1 stop9h 39mMultiple Airlines
Deal found 14/9C$ 348
Fri 31/109:40 a.m.YYZ - MIA
Nonstop3h 29mMultiple Airlines
Fri 7/1111:28 a.m.MIA - YYZ
1 stop9h 39mMultiple Airlines
Deal found 14/9C$ 351
Tue 28/103:30 p.m.YTZ - MIA
1 stop6h 59mAir Canada
Tue 4/118:00 a.m.MIA - YTZ
1 stop6h 55mAir Canada
Deal found 13/9C$ 366

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 15 September 2025.
Use the filters below to find and compare flights from Ontario to Florida Keys that are best for you.

Fly from

Ontario

Fly to

Florida Keys

Route

Depart

Return

Price

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Tue 28/10

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

1 stop6h 59m

Miami

Tue 4/11

8:00 a.m.-2:55 p.m.

1 stop6h 55m

C$ 366

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Thu 8/1

6:10 a.m.-6:25 p.m.

1 stop12h 15m

Miami

Wed 14/1

8:00 a.m.-2:40 p.m.

1 stop6h 40m

C$ 388

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Mon 12/1

3:30 p.m.-10:15 p.m.

1 stop6h 45m

Miami

Fri 16/1

7:15 a.m.-1:43 p.m.

1 stop6h 28m

C$ 394

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Mon 8/12

10:15 a.m.-11:05 a.m.

1 stop24h 50m

Key West

Sat 13/12

10:47 a.m.-8:57 p.m.

1 stop10h 10m

C$ 394

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Tue 28/10

10:25 a.m.-10:29 p.m.

2 stops12h 04m

Miami

Wed 5/11

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

1 stop8h 50m

C$ 394

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Tue 28/10

10:25 a.m.-10:29 p.m.

2 stops12h 04m

Miami

Fri 7/11

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

1 stop8h 55m

C$ 394

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Fri 5/12

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

Nonstop3h 29m

Miami

Sat 13/12

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

Nonstop3h 20m

C$ 402

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 6/12

10:15 a.m.-10:19 a.m.

1 stop24h 04m

Key West

Thu 11/12

8:55 a.m.-12:11 a.m.

1 stop15h 16m

C$ 406

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sun 7/12

6:10 a.m.-5:53 p.m.

1 stop11h 43m

Miami

Sat 13/12

7:15 a.m.-1:43 p.m.

1 stop6h 28m

C$ 410

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Tue 11/11

12:45 p.m.-7:08 p.m.

1 stop6h 23m

Miami

Sun 23/11

7:00 a.m.-7:45 p.m.

1 stop12h 45m

C$ 410

Flights are sorted by cheapest round-trip flights first.

Deals found on 14/9

Showing 1-10 of 60 results
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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 time of day to fly from ON to EOA?

Find hourly flight availability from Ontario to Florida Keys. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 September 2025.

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 Florida Keys as you normally would.

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, United Airlines, and Porter Airlines fly from Region of Ontario to Florida Keys in about 3h 29m. The time it takes to get you to your destination can typically vary by up to 3h 30m. 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$ 218 is the cheapest one-way deal found within the past few days, from Air Canada. You may also be able to find cheap deals on Porter Airlines and Air Transat, with prices starting from C$ 228 and C$ 235, 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 3 airlines flying from Ontario to Florida Keys

Discover the top 3 airlines 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 15 September 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapestC$ 677AverageC$ 791FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
WestJetCheapestC$ 786AverageC$ 944FlexibilityNo cancel feeOn-time60%
Search WestJet flights
United AirlinesCheapestC$ 819AverageC$ 973FlexibilityNo cancel feeOn-time69%
Search United Airlines 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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