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C$ 205+ Cheap flights to Key Largo

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
— MIA
16 Apr — 23 Apr1
1 adult
1 adult, Economy, 0 bags

Flights to Key Largo in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Key Largo
Explore the most affordable flight options available to Key Largo. Find the lowest fares based on data from user searches, with prices last updated on 17 March 2026.

Mon 13/49:40 a.m.
YYZ
-
MIA
Nonstop3h 24m
Air Transat
Thu 23/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 13/3C$ 341
Sun 12/49:40 a.m.
YYZ
-
MIA
Nonstop3h 24m
Air Transat
Thu 16/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 12/3C$ 357
Thu 9/412:00 p.m.
YTZ
-
MIA
2 stops14h 11m
Multiple Airlines
Thu 16/49:21 p.m.
MIA
-
YTZ
1 stop21h 26m
Multiple Airlines
Deal found 16/3C$ 360
Mon 20/49:40 a.m.
YYZ
-
MIA
Nonstop3h 24m
Air Transat
Fri 24/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 14/3C$ 361
Mon 23/39:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Air Transat
Thu 9/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 12/3C$ 363
Mon 30/39:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Air Transat
Wed 1/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 15/3C$ 377
Mon 13/49:40 a.m.
YYZ
-
MIA
Nonstop3h 24m
Air Transat
Fri 17/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 15/3C$ 381
Tue 14/49:25 a.m.
YTZ
-
MIA
1 stop9h 51m
Multiple Airlines
Tue 21/45:49 p.m.
MIA
-
YTZ
1 stop16h 36m
Multiple Airlines
Deal found 16/3C$ 381
Fri 20/39:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Air Transat
Fri 27/32:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 15/3C$ 383
Sun 12/48:40 a.m.
YTZ
-
MIA
1 stop17h 31m
Multiple Airlines
Thu 16/49:21 p.m.
MIA
-
YTZ
1 stop21h 26m
Multiple Airlines
Deal found 12/3C$ 385
Sun 12/49:40 a.m.
YYZ
-
MIA
Nonstop3h 24m
Air Transat
Mon 13/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 13/3C$ 386
Wed 15/47:20 a.m.
YYZ
-
MIA
1 stop5h 44m
Multiple Airlines
Wed 22/44:05 p.m.
MIA
-
YYZ
1 stop6h 05m
Multiple Airlines
Deal found 16/3C$ 387

Find flight deals to Key Largo

Find the latest flights to Key Largo in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 17 March 2026.

Round-trip from

C$ 341

One-way from

C$ 199

Popular in

December

Cheapest in

April

Average price

C$ 487
Air Transat
  • Air Transat
  • 13/4-23/4
  • Nonstop
  • 6h 44m total
  • Toronto to Miami
Search Deals
Air Transat
  • Air Transat
  • 30/3
  • Nonstop
  • 3h 29m total
  • Toronto to Key Largo
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 9 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Locate flights to Key Largo that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 629,999 searches and data was last updated on 17 March 2026.
Use the filters below to find and compare flights to Key Largo that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sun 19/4

1:00 p.m.-10:45 p.m.

1 stop9h 45m

Miami

Sun 26/4

6:05 a.m.-2:24 p.m.

1 stop8h 19m

C$ 483

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Thu 30/4

12:30 p.m.-11:51 p.m.

2 stops11h 21m

Miami

Thu 7/5

7:09 p.m.-8:00 a.m.

1 stop12h 51m

C$ 498

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Sun 19/4

8:40 a.m.-4:22 p.m.

1 stop7h 42m

Miami

Fri 24/4

7:00 a.m.-9:15 p.m.

2 stops14h 15m

C$ 548

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Fri 17/4

7:00 a.m.-11:51 p.m.

3 stops16h 51m

Miami

Tue 21/4

5:49 p.m.-10:25 a.m.

1 stop16h 36m

C$ 561

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Thu 9/4

9:30 a.m.-10:17 p.m.

1 stop12h 47m

Miami

Thu 16/4

12:25 p.m.-7:52 p.m.

1 stop7h 27m

C$ 587

TorontoMiami

YKF - MIA

YKFMIA

Toronto Region of Waterloo Intl

Tue 30/6

11:10 a.m.-8:48 p.m.

1 stop9h 38m

Miami

Fri 10/7

9:45 p.m.-9:20 a.m.

1 stop11h 35m

C$ 593

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Sat 25/4

7:00 a.m.-4:22 p.m.

2 stops9h 22m

Miami

Sat 2/5

8:00 a.m.-10:35 a.m.

3 stops26h 35m

C$ 597

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Fri 24/4

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

1 stop8h 00m

Miami

Sun 26/4

6:05 a.m.-2:24 p.m.

1 stop8h 19m

C$ 615

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Tue 7/4

7:00 a.m.-3:05 p.m.

1 stop8h 05m

Miami

Fri 10/4

6:15 a.m.-2:24 p.m.

1 stop8h 09m

C$ 615

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Mon 13/4

10:45 a.m.-10:17 p.m.

1 stop11h 32m

Miami

Fri 17/4

8:00 a.m.-3:52 p.m.

1 stop7h 52m

C$ 616

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/3

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight to Key Largo

Have a flexible travel schedule? Discover the best time to fly to Key Largo 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 to Key Largo

When is the best time to book a flight to Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from Toronto to Key Largo. Price data was last updated on 13 March 2026.

To ensure you get the cheapest price possible for a flight to Key Largo, you should look to book at least 83 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

How long is the flight to Key Largo?

On average, a flight from Toronto to Key Largo takes 9 hours 49 minutes. Flights to Key Largo from other popular cities in Canada will vary in length. Below are a few examples of popular routes and their flight times.

When is the cheapest time to fly to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from Toronto to Key Largo. Price data was last updated on 14 March 2026.

Users looking for the lowest fares to Key Largo should consider flying on Thursday at noon, when prices are typically cheapest. Budget-minded travellers will want to avoid Friday afternoons, when prices are usually at their highest.

Weekly flight availability to Key Largo

The most flights from Toronto to Key Largo are scheduled on a Thursday (11 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (9 on average).

What are the most popular airlines that fly to Key Largo?

The most popular airlines flying from Toronto to Key Largo are Air Canada, Porter Airlines and American Airlines.

Air Canada
Air Canada
From C$ 118
Porter Airlines
Porter Airlines
From C$ 222
WestJet
WestJet
From C$ 368
American Airlines
American Airlines
From C$ 196

What are the cheapest airlines that fly to Key Largo?

The cheapest airlines flying from Toronto to Key Largo are Flair Airlines, Delta and Air Canada.

Rainfall in Key Largo by month

Plan your trip to Key Largo by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Key Largo ranges from 41.0 - 252.0 mm per month. September is typically the wettest month, when rainfall can reach 252.0 mm. January is typically the driest time to visit Key Largo when rainfall is around 41.0 mm.

Temperature in Key Largo by month

Plan your trip to Key Largo by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Key Largo, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 20.0 C).

Reviews of airlines servicing Key Largo

Get insights into the airlines that provide service to Key Largo. 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 Key Largo. Reviews last updated 17 March 2026.
Get a feel of what it's like to fly with Porter Airlines,Air Transat, andWestJet to the United States by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
424 reviews
Check prices

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
424 reviews
Porter Airlines
8.0
Very good
424 reviews
Check prices

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Transat
7.7
Good
521 reviews
Porter Airlines
8.0
Very good
424 reviews
Check prices

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
WestJet
7.2
Good
3,296 reviews
Porter Airlines
8.0
Very good
424 reviews
Check prices

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
American Airlines
7.1
Good
11,468 reviews
Porter Airlines
8.0
Very good
424 reviews
Check prices

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,811 reviews
Porter Airlines
8.0
Very good
424 reviews
Check prices

Comfort

8.0

Boarding

8.2

Crew

8.6

Entertainment

7.0

Food

7.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

FAQs about flying to Key Largo

  • Can I find cheaper flights to Key Largo if I am willing to have layovers?

    Yes, flights with layovers are often cheaper than direct flights. Keep an eye out for flight deals to Key Largo on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Key Largo?

    Based on reviews from Cheapflights users, United Airlines is rated the highest out of the airlines that fly to Key Largo.

  • How much is a round-trip flight to Key Largo?

    A round-trip flight to Key Largo will typically cost around C$ 231, however they can be found for as little as C$ 43.

  • Where does the fastest flight to Key Largo depart from?

    For those looking to save time traveling to Key Largo, Toronto offers the quickest one-way flight (3 hours 15 minutes).

  • Does Miami have rental cars?

    Yes. Those touching down at Miami can take advantage of the rental car services offered upon their arrival.

  • Are there hotels close to Miami?

    Yes. Miami has hotels nearby for those requiring accommodations. Miami International Airport Hotel is the closest property to Miami (0.0 km away from Miami).

See more FAQs

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