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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 30/8. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — MIA
4 Aug — 11 Aug1
1 adult

Cheapflights Tip: The best prices from Toronto to Key Largo are usually found in January or April, booked 41 days in advance, depart on a Monday or Wednesday 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 July 2025.

Round-trip from

C$ 332

One-way from

C$ 221

Popular in

December

Cheapest in

January

Average price

C$ 477
Air Canada
  • Air Canada
  • 23/10-26/10
  • Nonstop
  • 6h 39m total
  • Toronto to Key Largo
Search Deals
30/8
  • 30/8
  • 1 total stop
  • 18h 04m total
  • Toronto to Key Largo
Search Deals
Highest demand for flights based on searches. 1% potential increase in price (C$ 9 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2025
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Find flight deals from Toronto to Key Largo

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 July 2025.

Thu 23/107:45 a.m.YYZ - MIA
Nonstop3h 18mAir Canada
Sun 26/109:05 p.m.MIA - YYZ
Nonstop3h 21mAir Canada
Deal found 29/7C$ 332
Thu 21/87:55 a.m.YYZ - MIA
1 stop15h 10mMultiple Airlines
Fri 12/911:45 a.m.MIA - YYZ
2 stops26h 20mMultiple Airlines
Deal found 28/7C$ 377
Sun 26/109:40 a.m.YYZ - MIA
Nonstop3h 29mAir Transat
Fri 31/102:10 p.m.MIA - YYZ
Nonstop3h 20mAir Transat
Deal found 29/7C$ 403
Sun 31/81:25 p.m.YTZ - MIA
1 stop27h 55mMultiple Airlines
Tue 9/97:00 a.m.MIA - YTZ
1 stop13h 02mMultiple Airlines
Deal found 28/7C$ 408
Mon 18/83:25 p.m.YTZ - MIA
1 stop7h 51mAir Canada
Tue 2/97:55 a.m.MIA - YTZ
1 stop8h 50mAir Canada
Deal found 29/7C$ 417
Mon 4/86:00 a.m.YKF - MIA
3 stops30h 23mMultiple Airlines
Mon 11/87:00 a.m.MIA - YKF
2 stops17h 46mMultiple Airlines
Deal found 28/7C$ 1,349
Thu 7/86:00 a.m.YHM - MIA
3 stops30h 23mMultiple Airlines
Tue 12/88:19 p.m.MIA - YHM
2 stops28h 22mMultiple Airlines
Deal found 29/7C$ 1,472
Wed 27/86:00 a.m.YKF - MIA
2 stops15h 28mWestJet
Wed 3/97:30 a.m.MIA - YKF
2 stops35h 25mWestJet
Deal found 30/7C$ 1,948
Fri 12/96:00 a.m.YHM - MIA
2 stops15h 23mWestJet
Fri 19/912:06 p.m.MIA - YHM
2 stops36h 34mWestJet
Deal found 29/7C$ 2,093

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 July 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

Thu 23/10

7:45 a.m.-11:03 a.m.

Nonstop3h 18m

Miami

Sun 26/10

9:05 p.m.-12:26 a.m.

Nonstop3h 21m

C$ 332

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Thu 21/8

7:55 a.m.-11:05 p.m.

1 stop15h 10m

Miami

Fri 12/9

11:45 a.m.-2:05 p.m.

2 stops26h 20m

C$ 377

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sun 26/10

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

Nonstop3h 29m

Miami

Fri 31/10

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

Nonstop3h 20m

C$ 403

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Sun 31/8

1:25 p.m.-5:20 p.m.

1 stop27h 55m

Miami

Tue 9/9

7:00 a.m.-8:02 p.m.

1 stop13h 02m

C$ 408

TorontoMiami

YTZ - MIA

YTZMIA

Toronto Island

Mon 18/8

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

1 stop7h 51m

Miami

Tue 2/9

7:55 a.m.-4:45 p.m.

1 stop8h 50m

C$ 417

TorontoMiami

YKF - MIA

YKFMIA

Toronto Region of Waterloo Intl

Wed 13/8

6:00 a.m.-10:14 a.m.

3 stops28h 14m

Miami

Tue 26/8

7:01 p.m.-12:46 a.m.

3 stops29h 45m

C$ 1,440

TorontoMiami

YKF - MIA

YKFMIA

Toronto Region of Waterloo Intl

Wed 27/8

6:00 a.m.-9:28 p.m.

2 stops15h 28m

Miami

Wed 3/9

7:30 a.m.-6:55 p.m.

2 stops35h 25m

C$ 1,948

HamiltonMiami

YHM - MIA

YHMMIA

Hamilton

Sun 18/1

6:10 p.m.-12:57 a.m.

2 stops30h 47m

Miami

Sat 24/1

12:05 p.m.-5:17 p.m.

2 stops29h 12m

C$ 1,953

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sat 30/8

4:00 p.m.-10:04 a.m.

1 stop18h 04m

C$ 221

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Mon 24/11

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

Nonstop3h 29m

C$ 234

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/7

Showing 1-10 of 20 results
1
2

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 25 July 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, April is the cheapest month in which you can book a flight from Toronto to Key Largo (average of C$ 251). Flying from Toronto to Key Largo in August is currently the most expensive (average of C$ 369). 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 July 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Toronto to Key Largo as you normally would.

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. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Toronto to Key Largo

Explore weekly flight availability from Toronto to Key Largo. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 30 July 2025.

The most flights from YTO to KE9 are scheduled on a Tuesday (10 on average). You will have fewer flight options on Friday, which is when the least amount of flights are scheduled (6 on average).

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 July 2025.
See what other customers who have flown with Air Transat,United Airlines, andAmerican Airlines 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.
Air Transat
7.7
Good
424 reviews
Check prices

Crew

8.4

Entertainment

7.1

Boarding

7.9

Food

6.7

Comfort

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Transat
7.7
Good
424 reviews
Air Transat
7.7
Good
424 reviews
Check prices

Crew

8.4

Entertainment

7.1

Boarding

7.9

Food

6.7

Comfort

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
United Airlines
7.4
Good
8,896 reviews
Air Transat
7.7
Good
424 reviews
Check prices

Crew

8.4

Entertainment

7.1

Boarding

7.9

Food

6.7

Comfort

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
American Airlines
7.2
Good
10,000 reviews
Air Transat
7.7
Good
424 reviews
Check prices

Crew

8.4

Entertainment

7.1

Boarding

7.9

Food

6.7

Comfort

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
WestJet
7.2
Good
2,975 reviews
Air Transat
7.7
Good
424 reviews
Check prices

Crew

8.4

Entertainment

7.1

Boarding

7.9

Food

6.7

Comfort

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.
Air Canada
7.1
Good
9,837 reviews
Air Transat
7.7
Good
424 reviews
Check prices

Crew

8.4

Entertainment

7.1

Boarding

7.9

Food

6.7

Comfort

7.3

Overall

7.7

Reviews

1 / 20
10.0
Excellent

Liam,Jun 2025

GLA - YYZ

To and from Glasgow with Air Transat. Excellent flights, food, service. Nothing but praise.

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.

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

    The cheapest airline one-way is Air Canada, with whom users have recently found tickets for as low as C$ 239. However, be on the lookout for offers from American Airlines and United Airlines, 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 Toronto Region of Waterloo Intl - 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 (85%), Qatar Airways (78%) or Brussels Airlines (75%) 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$ 236. While the most popular route (Toronto Pearson Intl - Miami) can be booked for C$ 341 on average our data indicates C$ 742 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, April is the cheapest month in which you can book a flight from Toronto to Key Largo (average of C$ 251). Flying from Toronto to Key Largo in August is currently the most expensive (average of C$ 369). 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

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Top 9 airlines flying from Toronto to Key Largo

Discover the top 9 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 July 2025.
AirlineCheapestAverageFlexibilityOn-time
Flair AirlinesCheapestC$ 114AverageC$ 276FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Porter AirlinesCheapestC$ 128AverageC$ 333FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
Canada JetlinesCheapestC$ 141AverageC$ 289FlexibilityNo cancel feeOn-time58%
Search Canada Jetlines flights
WestJetCheapestC$ 175AverageC$ 529FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air CanadaCheapestC$ 201AverageC$ 431FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
DeltaCheapestC$ 208AverageC$ 381FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapestC$ 215AverageC$ 527FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 234AverageC$ 426FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air TransatCheapestC$ 251AverageC$ 448FlexibilityNo cancel feeOn-time50%
Search Air Transat 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.

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