Find flights
Deals
When to book
Airlines
FAQs

Cheap flights from Toronto to Key Largo from C$ 221

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 11/1. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — MIA
29 Nov — 6 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Toronto to Key Largo are usually found in January or April, booked 29 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Cheap flight deals from Toronto to Key Largo

Keep the following information in mind while searching for Toronto to Key Largo flight deals. Data was last updated 30 October 2025.

Round-trip from

C$ 331

One-way from

C$ 221

Popular in

December

Cheapest in

January

Average price

C$ 497
Air Transat
  • Air Transat
  • 7/1-29/1
  • Nonstop
  • 6h 49m total
  • Toronto to Key Largo
Search Deals
Air Transat
  • Air Transat
  • 11/1
  • Nonstop
  • 3h 29m total
  • Toronto to Key Largo
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 23 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

Find flight deals from Toronto to Key Largo

Enter your travel dates to find the best prices.

Cheapest flights from Toronto to Key Largo
Explore the most affordable flight options available from Toronto to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2025.

Mon 15/129:40 a.m.YYZ - MIA
Nonstop3h 29mAir Transat
Wed 17/122:10 p.m.MIA - YYZ
Nonstop3h 20mAir Transat
Deal found 30/10C$ 342
Mon 24/119:40 a.m.YYZ - MIA
Nonstop3h 29mAir Transat
Fri 28/112:10 p.m.MIA - YYZ
Nonstop3h 20mAir Transat
Deal found 30/10C$ 355
Mon 15/129:40 a.m.YYZ - MIA
Nonstop3h 29mPorter Airlines
Fri 19/122:10 p.m.MIA - YYZ
Nonstop3h 20mPorter Airlines
Deal found 28/10C$ 356
Tue 16/129:40 a.m.YYZ - MIA
Nonstop3h 29mAir Transat
Wed 17/122:10 p.m.MIA - YYZ
Nonstop3h 20mAir Transat
Deal found 29/10C$ 364
Mon 15/129:40 a.m.YYZ - MIA
Nonstop3h 29mPorter Airlines
Wed 24/122:10 p.m.MIA - YYZ
Nonstop3h 20mPorter Airlines
Deal found 29/10C$ 367
Mon 15/129:40 a.m.YYZ - MIA
Nonstop3h 29mMultiple Airlines
Wed 24/125:30 a.m.MIA - YYZ
2 stops17h 50mMultiple Airlines
Deal found 29/10C$ 377
Sun 14/129:40 a.m.YYZ - MIA
Nonstop3h 29mPorter Airlines
Sun 21/122:10 p.m.MIA - YYZ
Nonstop3h 20mPorter Airlines
Deal found 29/10C$ 384
Mon 1/129:40 a.m.YYZ - MIA
Nonstop3h 29mAir Transat
Fri 5/122:10 p.m.MIA - YYZ
Nonstop3h 20mAir Transat
Deal found 29/10C$ 385
Mon 8/128:55 a.m.YTZ - MIA
1 stop9h 50mMultiple Airlines
Fri 12/1212:26 p.m.MIA - YTZ
1 stop7h 34mMultiple Airlines
Deal found 27/10C$ 401
Mon 8/128:55 a.m.YTZ - MIA
1 stop9h 50mMultiple Airlines
Tue 16/128:21 a.m.MIA - YTZ
1 stop10h 34mMultiple Airlines
Deal found 28/10C$ 411
Sun 23/117:40 p.m.YTZ - MIA
1 stop13h 36mMultiple Airlines
Sun 7/128:30 a.m.MIA - YTZ
1 stop28h 40mMultiple Airlines
Deal found 28/10C$ 418
Sat 6/1211:00 a.m.YTZ - MIA
1 stop9h 47mMultiple Airlines
Thu 11/128:21 a.m.MIA - YTZ
1 stop10h 34mMultiple Airlines
Deal found 27/10C$ 422

Cheapflights Fare Finder

 
Customize your flight search to find flights from Toronto to Key Largo 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 30 October 2025.
Use the filters below to find and compare flights from Toronto to Key Largo that are best for you.

Fly from

Toronto

Fly to

Key Largo

Route

Depart

Return

Price

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Mon 2/2

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

Nonstop3h 29m

Miami

Wed 11/2

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

Nonstop3h 20m

C$ 404

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Mon 8/12

8:55 a.m.-6:45 p.m.

1 stop9h 50m

Miami

Thu 11/12

8:21 a.m.-6:55 p.m.

1 stop10h 34m

C$ 422

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sun 4/1

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

Nonstop3h 29m

Miami

Tue 3/3

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

Nonstop3h 20m

C$ 424

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Wed 7/1

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

Nonstop3h 29m

Miami

Thu 26/2

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

Nonstop3h 20m

C$ 424

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Wed 31/12

12:14 p.m.-10:08 p.m.

1 stop9h 54m

Miami

Tue 6/1

7:00 a.m.-4:12 p.m.

1 stop9h 12m

C$ 437

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Fri 14/11

2:30 p.m.-6:05 p.m.

1 stop27h 35m

Miami

Thu 20/11

12:41 p.m.-7:50 p.m.

1 stop7h 09m

C$ 444

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Wed 7/1

6:05 a.m.-12:33 p.m.

1 stop6h 28m

Miami

Wed 25/2

8:45 a.m.-5:54 p.m.

1 stop9h 09m

C$ 459

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Thu 1/1

12:14 p.m.-10:08 p.m.

1 stop9h 54m

Miami

Fri 27/2

7:00 a.m.-4:56 p.m.

1 stop9h 56m

C$ 459

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Sun 7/12

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

1 stop6h 59m

Miami

Fri 12/12

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

1 stop8h 55m

C$ 471

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Mon 23/3

8:30 a.m.-5:29 p.m.

1 stop8h 59m

Miami

Wed 25/3

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

1 stop6h 25m

C$ 471

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/10

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

Best time to book a flight from Toronto to Key Largo

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

How far ahead should I book a flight from Toronto 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 24 October 2025.

The best time to book flights from Toronto to Key Largo is 29 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Toronto to Key Largo?

Currently, February is the cheapest month in which you can book a flight from Toronto to Key Largo (average of C$ 91). Flying from Toronto to Key Largo in August is currently the most expensive (average of C$ 176). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from YTO to KE9?

Find hourly flight availability from Toronto to Key Largo. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2025.

It’s typically best to fly out from Toronto to Key Largo in the morning. Doing so could potentially save you 27% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Toronto 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.

Travelers seeking maximum savings on their Toronto to Key Largo flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

How much does it cost to fly round-trip from Toronto to Key Largo?

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 30 October 2025.
See what other customers who have flown with Porter Airlines,American Airlines, andWestJet from Toronto to Key Largo have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Porter Airlines
8.0
Very good
384 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
American Airlines
7.2
Good
11,034 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
WestJet
7.2
Good
3,152 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Air Canada
7.1
Good
10,383 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.
Flair Airlines
6.0
Okay
252 reviews
Porter Airlines
8.0
Very good
384 reviews
Check prices

Comfort

8.0

Entertainment

7.0

Food

7.6

Overall

8.0

Boarding

8.2

Crew

8.6

Reviews

1 / 20
2.0
Mediocre

Anonymous,Sep 2025

YYZ - OPO

Very disappointing, booked with Porter airlines and changed to Air Transit last minute. Old plane, cramped seating, even the aisle was the narrowest I’ve ever seen. Very uncomfortable flight. Full meal at 130 am and only a small piece of banana bread in the morning… should be opposite.

Related info for your journey

Find useful and relevant information for your journey from Toronto to Key Largo. 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 Toronto to Key Largo?

    For as low as C$ 404, Air Transat can have you in Key Largo from Toronto in 3h 29m. Toronto and Key Largo are separated by a distance of 1988 km. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Toronto to Key Largo one-way?

    The cheapest airline one-way is Porter Airlines, with whom users have recently found tickets for as low as C$ 228. However, be on the lookout for offers from Air Canada and Air Transat, as they are both options that can get you from Toronto to Key Largo for a low price.

  • What are the most popular routes from Toronto to Key Largo?

    While some choose either Toronto Island - Miami or Hamilton - Miami, Toronto Pearson Intl - Miami is the most popular route from Toronto to Key Largo.

  • What are the most reliable airlines from Toronto to Key Largo?

    No one likes to see their flight delayed. When booking a flight from Toronto to Key Largo consider choosing British Airways (82%), Qatar Airways (71%) or Air Canada (67%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Toronto to Key Largo?

    Looking at all options, your cheapest flight can be booked for C$ 193. While the most popular route (Toronto Pearson Intl - Miami) can be booked for C$ 331 on average, our data indicates C$ 525 when flying from Toronto to Key Largo.

  • Can I find deals for flights from Toronto to Key Largo that include hotel bookings?

    Yes. In addition to deals on Toronto to Key Largo flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Toronto to Key Largo?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Toronto to Key Largo.

  • Can I find deals for business class flights from Toronto to Key Largo?

    Yes. Cheapflights offers flight deals from Toronto to Key Largo by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Toronto to Key Largo?

    Currently, February is the cheapest month in which you can book a flight from Toronto to Key Largo (average of C$ 91). Flying from Toronto to Key Largo in August is currently the most expensive (average of C$ 176). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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.

Alternative routes for Toronto to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.
Pierre Elliott Trudeau Intl to Fort Lauderdale flights
Pearson Intl to Fort Lauderdale flights
Pearson Intl to Miami flights
Pierre Elliott Trudeau Intl to Miami flights
Pearson Intl to Orlando flights
Toronto Island to Fort Lauderdale flights
Pearson Intl to Tampa flights
Toronto Island to Orlando flights
Pierre Elliott Trudeau Intl to Orlando flights
Toronto Island to Miami flights
Pearson Intl to Fort Myers flights
Hamilton to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to Tampa flights
Ottawa to Orlando flights
Ottawa to Fort Lauderdale flights
Pierre Elliott Trudeau Intl to West Palm Beach flights
Pearson Intl to West Palm Beach flights
Ottawa to Miami flights
Toronto Island to Fort Myers flights
Hamilton to Orlando flights
Pierre Elliott Trudeau Intl to Fort Myers flights
Toronto Island to Tampa flights
Ottawa to Tampa flights
Pearson Intl to Sarasota flights
Pierre Elliott Trudeau Intl to Sarasota flights
Pearson Intl to Daytona Beach flights
Pearson Intl to Melbourne flights
Ottawa to West Palm Beach flights
Pearson Intl to St Petersburg flights
Pearson Intl to Jacksonville flights
Region of Waterloo Intl to Orlando flights
Ottawa to Fort Myers flights
Ottawa to Sarasota flights
Pierre Elliott Trudeau Intl to St Petersburg flights
Pierre Elliott Trudeau Intl to Daytona Beach flights
Pierre Elliott Trudeau Intl to Orlando Sanford Intl flights
London to Orlando flights
Hamilton to Tampa flights
Pearson Intl to Pensacola flights
Pearson Intl to Valparaiso flights
Ottawa to St Petersburg flights
Pierre Elliott Trudeau Intl to Melbourne flights
Pearson Intl to Orlando Sanford Intl flights
Pierre Elliott Trudeau Intl to Jacksonville flights
Pierre Elliott Trudeau Intl to Pensacola flights
Pierre Elliott Trudeau Intl to Panama City flights
Windsor to Fort Lauderdale flights
Windsor to Orlando flights
Pearson Intl to Panama City flights
Toronto Island to West Palm Beach flights

Top 10 airlines flying from Toronto to Key Largo

Discover the top 10 airlines that operate flights from Toronto to Key Largo. 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 30 October 2025.
AirlineCheapestAverageFlexibilityOn-time
Porter AirlinesCheapestC$ 103AverageC$ 333FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Flair AirlinesCheapestC$ 115AverageC$ 254FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
American AirlinesCheapestC$ 195AverageC$ 532FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapestC$ 200AverageC$ 391FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 203AverageC$ 638FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 204AverageC$ 438FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
United AirlinesCheapestC$ 250AverageC$ 440FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air TransatCheapestC$ 273AverageC$ 470FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
WestJet EncoreCheapestC$ 526AverageC$ 801FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore flights
APG AirlinesCheapestC$ 633AverageC$ 681FlexibilityNo cancel feeOn-timeN/A
Search APG 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 Toronto to Key Largo?

When you search for this flight from Toronto to Key Largo, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Toronto to Key Largo for you. Better yet — we are completely free to use.

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

Certainly. Search results for flights to Key Largo from Toronto shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Toronto to Key Largo and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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.