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C$ 179+ 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 9/4. Fares are subject to change and may not be available on all flights or dates of travel.
— MIA
30 Mar — 6 Apr1
1 adult

Flights to Key Largo in 2025

Find the latest flights to Key Largo in 2025, 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 25 March 2025.

Round-trip from

C$ 299

One-way from

C$ 179

Popular in

December

Cheapest in

April

Average price

C$ 489
Porter Airlines
  • Porter Airlines
  • 7/4-17/4
  • Nonstop
  • 6h 50m total
  • Toronto to Miami
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Porter Airlines
  • Porter Airlines
  • 9/4
  • Nonstop
  • 3h 25m total
  • Toronto to Key Largo
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Highest demand for flights based on searches. 2% potential increase in price (C$ 19 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease (C$ 16 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Find flight deals to Key Largo

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 25 March 2025.

Mon 7/49:40 a.m.YYZ - MIA
Nonstop3h 25mPorter Airlines
Thu 17/42:05 p.m.MIA - YYZ
Nonstop3h 25mPorter Airlines
Deal found 24/3C$ 299
Wed 23/48:35 p.m.YYZ - MIA
Nonstop3h 19mAir Canada
Tue 29/47:45 a.m.MIA - YYZ
Nonstop3h 22mAir Canada
Deal found 24/3C$ 311
Wed 23/46:15 a.m.YYZ - MIA
1 stop8h 05mDelta
Tue 29/44:47 p.m.MIA - YYZ
1 stop7h 08mDelta
Deal found 24/3C$ 324
Tue 27/53:25 p.m.YTZ - MIA
1 stop7h 58mAir Canada
Thu 29/57:55 a.m.MIA - YTZ
1 stop8h 55mAir Canada
Deal found 23/3C$ 334
Wed 16/48:20 a.m.YYZ - MIA
1 stop11h 39mMultiple Airlines
Thu 24/47:45 a.m.MIA - YYZ
Nonstop3h 22mMultiple Airlines
Deal found 24/3C$ 345
Mon 21/46:30 p.m.YYZ - MIA
1 stop16h 54mUnited Airlines
Thu 24/47:00 a.m.MIA - YYZ
1 stop16h 07mUnited Airlines
Deal found 24/3C$ 360
Mon 31/36:00 a.m.YYZ - MIA
Nonstop3h 40mAmerican Airlines
Tue 8/48:39 a.m.MIA - YYZ
Nonstop3h 20mAmerican Airlines
Deal found 24/3C$ 384
Tue 15/47:45 a.m.YYZ - MIA
1 stop7h 53mWestJet
Tue 22/47:00 a.m.MIA - YYZ
1 stop5h 12mWestJet
Deal found 24/3C$ 385
Sun 4/58:45 a.m.YTZ - MIA
1 stop11h 40mMultiple Airlines
Tue 6/55:45 a.m.MIA - YTZ
1 stop12h 08mMultiple Airlines
Deal found 24/3C$ 423
Wed 26/312:20 p.m.YKF - MIA
3 stops12h 39mMultiple Airlines
Thu 3/410:17 a.m.MIA - YKF
2 stops34h 28mMultiple Airlines
Deal found 25/3C$ 524
Fri 9/56:00 a.m.YHM - MIA
3 stops23h 43mMultiple Airlines
Sun 11/58:55 p.m.MIA - YHM
2 stops27h 46mMultiple Airlines
Deal found 24/3C$ 733
Fri 9/56:00 a.m.YKF - MIA
2 stops13h 32mWestJet
Tue 13/55:35 a.m.MIA - YKF
2 stops19h 11mWestJet
Deal found 24/3C$ 1,537

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 25 March 2025.
Use the filters below to find and compare flights to Key Largo that are best for you.

Fly from

Toronto

Route

Depart

Return

Price

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Mon 7/4

9:40 a.m.-1:05 p.m.

Nonstop3h 25m

Miami

Thu 17/4

2:05 p.m.-5:30 p.m.

Nonstop3h 25m

C$ 299

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Wed 23/4

8:35 p.m.-11:54 p.m.

Nonstop3h 19m

Miami

Tue 29/4

7:45 a.m.-11:07 a.m.

Nonstop3h 22m

C$ 311

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Mon 23/6

3:25 p.m.-11:16 p.m.

1 stop7h 51m

Miami

Wed 25/6

7:55 a.m.-4:46 p.m.

1 stop8h 51m

C$ 318

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Wed 23/4

6:15 a.m.-2:20 p.m.

1 stop8h 05m

Miami

Tue 29/4

4:47 p.m.-11:55 p.m.

1 stop7h 08m

C$ 324

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Fri 13/6

6:10 a.m.-10:45 p.m.

1 stop16h 35m

Miami

Thu 19/6

9:35 p.m.-12:56 a.m.

Nonstop3h 21m

C$ 352

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Mon 21/4

6:30 p.m.-11:24 a.m.

1 stop16h 54m

Miami

Thu 24/4

7:00 a.m.-11:07 p.m.

1 stop16h 07m

C$ 360

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Tue 15/4

6:10 p.m.-12:48 a.m.

1 stop6h 38m

Miami

Thu 17/4

8:05 a.m.-5:18 p.m.

1 stop9h 13m

C$ 385

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Tue 15/4

12:50 p.m.-4:10 p.m.

Nonstop3h 20m

Miami

Wed 23/4

11:46 a.m.-4:35 p.m.

1 stop4h 49m

C$ 398

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Wed 16/4

11:30 a.m.-10:57 p.m.

1 stop11h 27m

Miami

Thu 24/4

5:45 a.m.-3:15 p.m.

1 stop9h 30m

C$ 400

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sat 5/4

9:40 a.m.-1:05 p.m.

Nonstop3h 25m

Miami

Wed 9/4

2:05 p.m.-5:30 p.m.

Nonstop3h 25m

C$ 474

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/3

Showing 1-10 of 31 results
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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 21 March 2025.

To ensure you get the cheapest price possible for a flight to Key Largo, you should look to book at least 79 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 15 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 16 December 2024.

Users looking for the lowest fares to Key Largo should consider flying on Monday evenings, 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 Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (5 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 WestJet.

Air Canada

Air Canada

From C$ 218

Porter Airlines

Porter Airlines

From C$ 183

WestJet

WestJet

From C$ 266

Flair Airlines

Flair Airlines

From C$ 130

What are the cheapest airlines that fly to Key Largo?

The cheapest airlines flying from Toronto to Key Largo are Flair Airlines, American Airlines and WorldTicket.

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 25 March 2025.
To help decide which airline to fly to Key Largo, see what other customers have to say about Delta, Porter Airlines and Air Transat. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,890 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
Porter Airlines
7.9
Good
275 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
Air Transat
7.8
Good
381 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
United Airlines
7.4
Good
8,605 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,890 reviews
Check prices

Overall

8.0

Entertainment

7.9

Comfort

8.0

Crew

8.5

Food

7.3

Boarding

8.2

Reviews

1 / 20
4.0
Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.

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, Flair 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$ 112, however they can be found for as little as C$ 36.

  • 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 16 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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Yes, Cheapflights has a feature called Price Alerts, which notifies users when flight prices change. Track prices for your flight to Key Largo today and book when you’re ready!

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