Find flights
Deals
Airlines

C$ 191+ 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 15/2. Fares are subject to change and may not be available on all flights or dates of travel.
— MIA
2 Mar — 9 Mar1
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 31 January 2026.

Wed 25/28:50 p.m.
YYZ
-
MIA
Nonstop3h 26m
Air Canada
Wed 4/39:05 p.m.
MIA
-
YYZ
Nonstop3h 21m
Air Canada
Deal found 28/1C$ 326
Thu 5/39:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Air Transat
Thu 12/32:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 29/1C$ 328
Sat 4/47:00 a.m.
YTZ
-
MIA
1 stop6h 55m
Porter Airlines
Mon 13/42:55 p.m.
MIA
-
YTZ
1 stop7h 08m
Porter Airlines
Deal found 28/1C$ 328
Thu 26/29:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Air Transat
Thu 5/32:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 29/1C$ 329
Mon 23/39:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Porter Airlines
Wed 1/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Deal found 28/1C$ 331
Mon 23/29:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Porter Airlines
Thu 5/32:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Deal found 28/1C$ 337
Wed 1/49:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Porter Airlines
Thu 30/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Deal found 28/1C$ 339
Mon 23/310:45 a.m.
YTZ
-
MIA
1 stop6h 44m
Air Canada
Wed 1/48:00 a.m.
MIA
-
YTZ
1 stop7h 52m
Air Canada
Deal found 28/1C$ 341
Mon 23/29:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Porter Airlines
Wed 25/22:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Deal found 29/1C$ 344
Wed 18/29:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Porter Airlines
Wed 25/22:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Deal found 29/1C$ 348
Wed 25/29:20 a.m.
YTZ
-
MIA
1 stop14h 19m
Multiple Airlines
Wed 4/312:52 p.m.
MIA
-
YTZ
1 stop21h 43m
Multiple Airlines
Deal found 27/1C$ 358
Wed 25/29:20 a.m.
YTZ
-
MIA
1 stop25h 08m
Multiple Airlines
Tue 3/35:55 p.m.
MIA
-
YTZ
1 stop17h 45m
Multiple Airlines
Deal found 28/1C$ 363

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 31 January 2026.

Round-trip from

C$ 328

One-way from

C$ 191

Popular in

December

Cheapest in

April

Average price

C$ 429
Air Transat
  • Air Transat
  • 5/3-12/3
  • Nonstop
  • 6h 49m total
  • Toronto to Miami
Search Deals
Air Canada
  • Air Canada
  • 15/2
  • 1 total stop
  • 8h 29m total
  • Toronto to Key Largo
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 30 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 January 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 31 January 2026.
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

YTZ - MIA

YTZMIA

Toronto Island

Tue 10/2

9:30 a.m.-5:29 p.m.

1 stop7h 59m

Miami

Tue 24/2

8:00 a.m.-2:25 p.m.

1 stop6h 25m

C$ 400

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Tue 10/2

9:30 a.m.-5:29 p.m.

1 stop7h 59m

Miami

Thu 19/2

8:00 a.m.-3:55 p.m.

1 stop7h 55m

C$ 400

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Mon 30/3

8:30 a.m.-5:17 p.m.

1 stop8h 47m

Miami

Sat 4/4

8:00 a.m.-2:22 p.m.

1 stop6h 22m

C$ 401

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sat 4/4

6:10 a.m.-3:47 p.m.

1 stop9h 37m

Miami

Tue 7/4

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

1 stop8h 09m

C$ 405

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Tue 17/2

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

Nonstop3h 29m

Miami

Wed 25/2

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

Nonstop3h 20m

C$ 406

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Wed 11/3

6:00 a.m.-2:20 p.m.

1 stop8h 20m

Miami

Tue 24/3

11:30 a.m.-5:49 p.m.

1 stop6h 19m

C$ 410

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Tue 17/2

8:45 a.m.-2:58 p.m.

1 stop6h 13m

Miami

Thu 26/2

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

1 stop8h 05m

C$ 410

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Tue 17/2

5:10 p.m.-11:20 p.m.

1 stop6h 10m

Miami

Wed 25/2

3:37 p.m.-10:54 p.m.

1 stop7h 17m

C$ 410

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Wed 1/4

8:50 a.m.-10:45 p.m.

1 stop13h 55m

Miami

Tue 7/4

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

1 stop8h 09m

C$ 410

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sun 22/2

6:12 p.m.-12:53 a.m.

1 stop6h 41m

Miami

Tue 24/2

6:00 a.m.-11:07 a.m.

1 stop5h 07m

C$ 410

Flights are sorted by cheapest round-trip flights first.

Deals found on 28/1

Showing 1-10 of 60 results
1
2
3
...
6

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 23 January 2026.

To ensure you get the cheapest price possible for a flight to Key Largo, you should look to book at least 25 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 10 hours 16 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 24 January 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 Tuesday, 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$ 198
Porter Airlines
Porter Airlines
From C$ 207
WestJet
WestJet
From C$ 368
American Airlines
American Airlines
From C$ 194

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 31 January 2026.
Get a feel of what it's like to fly with Porter Airlines,United Airlines, andAmerican Airlines 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
7.9
Good
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
7.9
Good
412 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
United Airlines
7.4
Good
9,219 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
American Airlines
7.2
Good
11,216 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
WestJet
7.2
Good
3,254 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,668 reviews
Porter Airlines
7.9
Good
412 reviews
Check prices

Boarding

8.2

Overall

7.9

Comfort

7.9

Crew

8.6

Entertainment

6.9

Food

7.5

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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$ 119, however they can be found for as little as C$ 31.

  • 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 18 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Search flights to Key Largo by cabin class

Find flights to Key Largo, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Premium Economy Class
Economy Class

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 to Key Largo?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Key Largo today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets to Key Largo?

Millions of users choose and trust Cheapflights to book the best flight deals to Key Largo for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights to Key Largo with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights to Key Largo flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights to Key Largo become cheaper?

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!

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.