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Cheap flights from Ontario to Florida Keys from C$ 219

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Ontario to Florida Keys departing on 29/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Ontario to Florida Keys

Cheap round-trip flights

Enter your travel dates to find the best prices.
Porter Airlines Logo
7:15 a.m. - 1:55 p.m.
YYZ
-
MIA
6h 40m1 stop
Porter Airlines Logo
2:10 p.m. - 5:30 p.m.
MIA
-
YYZ
3h 20mdirect
C$ 335Porter Airlines
Mon, 26 Jan - Tue, 3 Feb
United Airlines Logo
9:30 a.m. - 4:34 p.m.
YYZ
-
MIA
7h 04m1 stop
United Airlines Logo
6:25 p.m. - 11:46 p.m.
MIA
-
YYZ
5h 21m1 stop
C$ 336United Airlines
Sun, 18 Jan - Fri, 23 Jan
Multiple Airlines Logo
2:30 p.m. - 1:41 p.m.
YTZ
-
MIA
23h 11m1 stop
Multiple Airlines Logo
11:28 a.m. - 1:47 p.m.
MIA
-
YTZ
26h 19m1 stop
C$ 337Multiple Airlines
Sun, 8 Feb - Thu, 26 Feb
Multiple Airlines Logo
9:40 a.m. - 1:09 p.m.
YYZ
-
MIA
3h 29mdirect
Multiple Airlines Logo
7:00 a.m. - 11:20 p.m.
MIA
-
YYZ
16h 20m2 stops
C$ 339Multiple Airlines
Wed, 21 Jan - Wed, 28 Jan
Air Canada Logo
1:30 p.m. - 5:29 p.m.
YUL
-
MIA
3h 59mdirect
Air Canada Logo
8:00 a.m. - 11:40 a.m.
MIA
-
YUL
3h 40mdirect
C$ 373Air Canada
Fri, 27 Mar - Thu, 9 Apr
Air Canada Logo
12:10 p.m. - 8:16 p.m.
YUL
-
MIA
8h 06m1 stop
Air Canada Logo
4:25 p.m. - 12:31 a.m.
MIA
-
YUL
8h 06m1 stop
C$ 376Air Canada
Thu, 26 Mar - Fri, 3 Apr
American Airlines Logo
3:50 p.m. - 12:46 p.m.
YUL
-
EYW
20h 56m1 stop
American Airlines Logo
4:02 p.m. - 11:24 p.m.
EYW
-
YUL
7h 22m1 stop
C$ 717American Airlines
Sat, 7 Feb - Sat, 14 Feb
American Airlines Logo
3:50 p.m. - 12:46 p.m.
YUL
-
EYW
20h 56m1 stop
American Airlines Logo
6:45 a.m. - 3:24 p.m.
EYW
-
YUL
8h 39m2 stops
C$ 730American Airlines
Sat, 7 Feb - Sat, 14 Feb
WestJet Logo
6:20 a.m. - 10:40 a.m.
YKF
-
MIA
28h 20m2 stops
WestJet Logo
2:40 p.m. - 5:29 a.m.
MIA
-
YKF
14h 49m2 stops
C$ 1,716WestJet
Thu, 29 Jan - Mon, 9 Feb
WestJet Logo
6:00 a.m. - 12:50 a.m.
YKF
-
MIA
18h 50m2 stops
WestJet Logo
2:45 p.m. - 12:45 a.m.
MIA
-
YKF
34h 00m2 stops
C$ 1,757WestJet
Thu, 30 Apr - Sun, 3 May

Porter Airlines flights from Region of Ontario to Florida Keys

Our best Porter Airlines deals on Region of Ontario to Florida Keys flight tickets
Porter Airlines
26 Jan
YYZ7:15 a.m.Toronto Pearson Intl
6h 40m
1 stop
MIA1:55 p.m.Miami
3 Feb
MIA2:10 p.m.Miami
3h 20m
YYZ5:30 p.m.Toronto Pearson Intl
C$ 335
Find similar
Porter Airlines
26 Jan
YYZ7:15 a.m.Toronto Pearson Intl
6h 40m
1 stop
MIA1:55 p.m.Miami
3 Feb
MIA2:10 p.m.Miami
3h 20m
YYZ5:30 p.m.Toronto Pearson Intl
C$ 342
Find similar
Porter Airlines
19 Jan
YYZ9:40 a.m.Toronto Pearson Intl
3h 29m
MIA1:09 p.m.Miami
21 Jan
MIA2:10 p.m.Miami
3h 20m
YYZ5:30 p.m.Toronto Pearson Intl
C$ 344
Find similar

American Airlines flights from Region of Ontario to Florida Keys

Our best American Airlines deals on Region of Ontario to Florida Keys flight tickets
American Airlines
9 Jan
YYZ7:30 a.m.Toronto Pearson Intl
6h 08m
1 stop
MIA1:38 p.m.Miami
13 Jan
MIA8:55 a.m.Miami
3h 23m
YYZ12:18 p.m.Toronto Pearson Intl
C$ 343
Find similar
American Airlines
17 Jan
YYZ4:30 p.m.Toronto Pearson Intl
5h 52m
1 stop
MIA10:22 p.m.Miami
24 Jan
MIA9:00 a.m.Miami
3h 22m
YYZ12:22 p.m.Toronto Pearson Intl
C$ 366
Find similar
American Airlines
28 Jan
YYZ6:00 a.m.Toronto Pearson Intl
3h 53m
MIA9:53 a.m.Miami
2 Feb
MIA8:12 a.m.Miami
8h 23m
1 stop
YYZ4:35 p.m.Toronto Pearson Intl
C$ 392
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Region of 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, momondo users made 96,600 searches. Data last updated 24 December 2025.
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

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Mon 26/1

7:15 a.m.-1:55 p.m.

1 stop6h 40m

Miami

Tue 3/2

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

Nonstop3h 20m

C$ 335

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sun 18/1

9:30 a.m.-4:34 p.m.

1 stop7h 04m

Miami

Fri 23/1

6:25 p.m.-11:46 p.m.

1 stop5h 21m

C$ 336

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Sun 8/2

2:30 p.m.-1:41 p.m.

1 stop23h 11m

Miami

Thu 26/2

11:28 a.m.-1:47 p.m.

1 stop26h 19m

C$ 337

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Wed 21/1

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

Nonstop3h 29m

Miami

Wed 28/1

7:00 a.m.-11:20 p.m.

2 stops16h 20m

C$ 339

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Fri 27/3

1:30 p.m.-5:29 p.m.

Nonstop3h 59m

Miami

Thu 9/4

8:00 a.m.-11:40 a.m.

Nonstop3h 40m

C$ 373

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 26/3

12:10 p.m.-8:16 p.m.

1 stop8h 06m

Miami

Fri 3/4

4:25 p.m.-12:31 a.m.

1 stop8h 06m

C$ 376

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sat 7/2

3:50 p.m.-12:46 p.m.

1 stop20h 56m

Key West

Sat 14/2

4:02 p.m.-11:24 p.m.

1 stop7h 22m

C$ 717

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sat 7/2

3:50 p.m.-12:46 p.m.

1 stop20h 56m

Key West

Sat 14/2

6:45 a.m.-3:24 p.m.

2 stops8h 39m

C$ 730

TorontoMiami

YKF - MIA

YKFMIA

Toronto Region of Waterloo Intl

Thu 29/1

6:20 a.m.-10:40 a.m.

2 stops28h 20m

Miami

Mon 9/2

2:40 p.m.-5:29 a.m.

2 stops14h 49m

C$ 1,716

TorontoMiami

YKF - MIA

YKFMIA

Toronto Region of Waterloo Intl

Thu 30/4

6:00 a.m.-12:50 a.m.

2 stops18h 50m

Miami

Sun 3/5

2:45 p.m.-12:45 a.m.

2 stops34h 00m

C$ 1,757

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Florida Keys from

How to get the cheapest flight ticket from Region of Ontario to Florida Keys

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Florida Keys?

The month of January is, on average, the cheapest month to fly to Florida Keys from Region of Ontario, with most prices found around C$ 410. If you are unable to visit Florida Keys during the month of January, then departing from Region of Ontario during the month April is also very affordable. Most momondo users find prices during this month for around C$ 410.

What is the cheapest day to depart on your flight to Florida Keys?

According to our data, Wednesday is the cheapest day to fly to Florida Keys from Region of Ontario. The lowest ticket price found for a Wednesday departure recently was C$ 428. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Friday because tickets tend to average around C$ 524. These prices are subject to change though, so be sure to set up a Price Alert for flights to Florida Keys.

What is the cheapest time of day to depart on your flight to Florida Keys?

Our data shows that the cheapest Region of Ontario to Florida Keys flights are usually those with departure times in the evening. Our users have found flights to Florida Keys in the evening for as low as C$ 424. If you have a flexible travel schedule, then try to avoid flying at noon when prices are C$ 797 on average. Flights to Florida Keys from Region of Ontario at noon are generally more expensive because this time of day is more convenient for travellers’ schedules.

How far in advance should I book a flight to Florida Keys?

You are more likely to see cheaper flights to Florida Keys from Region of Ontario when booking weeks ahead of your departure date. In general, you can expect to find flights to Florida Keys for around C$ 461 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Florida Keys from Region of Ontario for as low as C$ 406 on momondo.

Can stopping save me money on Region of Ontario to Florida Keys flights?

No. A direct flight is the cheapest option for a flight between Region of Ontario to Florida Keys.

Cheap Region of Ontario to Florida Keys flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Region of Ontario to Florida Keys

Fastest flight time

3h 20m

Direct flights

Every day

Airports in Florida Keys

3 airports
The fastest flight from Region of Ontario to Florida Keys takes 3h 20m
Direct flights go from Region of Ontario to Florida Keys every day.
There are 3 airports in Florida Keys. From Region of Ontario there are direct flights to Miami (MIA).
Search flight deals

  • When did momondo last update prices for flights from Ontario to Florida Keys?

    Prices for flights from Ontario to Florida Keys refresh daily.

  • How many operators does momondo search for flights from Ontario to Florida Keys?

  • How old do you have to be to fly from Ontario to Florida Keys?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Ontario to Florida Keys.

  • What documentation or ID do you need to fly to Florida Keys?

    The necessary travel and health documents for your Florida Keys trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Region of Ontario to Florida Keys?

Best airlines flying from Region of Ontario to Florida Keys

Compare and see reviews for airlines that fly from Region of Ontario to Florida Keys with momondo
Airline
Rating
Free Cancellation
Price
WestJetPriceFrom C$ 817Free CancellationRating
7.2
3,216 reviews
Search WestJet flights

Why use momondo?

Why should I use momondo to find a flight deal from Ontario to Florida Keys?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Ontario to Florida Keys for you.

Can I find flights from Ontario to Florida Keys with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Florida Keys from Ontario with this policy.

How can momondo help me find flights from Ontario to Florida Keys?

Once you have performed a search for Ontario to Florida Keys flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Ontario to Florida Keys right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Ontario to Florida Keys flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Find better results for your trip to Florida Keys

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Popular flights according to clicks in the last 7 days on momondo
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