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Cheap flights from Toronto to Key Largo from C$ 252

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 7/9. Fares are subject to change and may not be available on all flights or dates of travel.
YTO — MIA
9 Sep — 16 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Toronto to Key Largo are usually found in June or January, booked 40 days in advance, depart on a Monday or Sunday and return on a Saturday

Cheap 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 10 August 2026.

Mon 24/85:30 p.m. -
Nonstop3h 18m
Thu 27/89:45 p.m. -
Nonstop3h 14m
Deal found 7/8C$ 330
Sun 11/109:40 a.m. -
Nonstop3h 29m
Fri 16/102:10 p.m. -
Nonstop3h 20m
Deal found 6/8C$ 334
Sun 25/108:55 p.m. -
Nonstop3h 29m
Sat 31/108:55 p.m. -
Nonstop3h 24m
Deal found 6/8C$ 351
Wed 2/98:55 a.m. -
Nonstop3h 18m
Wed 9/91:15 p.m. -
Nonstop3h 09m
Deal found 6/8C$ 367
Mon 7/98:55 a.m. -
Nonstop3h 18m
Fri 11/91:15 p.m. -
Nonstop3h 09m
Deal found 7/8C$ 368
Sat 12/98:55 a.m. -
Nonstop3h 19m
Fri 18/91:10 p.m. -
Nonstop3h 09m
Deal found 7/8C$ 369
Tue 8/98:55 a.m. -
Nonstop3h 19m
Tue 15/91:10 p.m. -
Nonstop3h 09m
Deal found 7/8C$ 373
Sun 6/910:45 a.m. -
1 stop6h 16m
Sat 12/97:55 a.m. -
1 stop6h 25m
Deal found 7/8C$ 401
Tue 1/124:30 p.m. -
1 stop6h 46m
Tue 8/128:00 a.m. -
1 stop6h 26m
Deal found 6/8C$ 404
Mon 7/127:00 a.m. -
1 stop5h 52m
Mon 14/121:50 p.m. -
1 stop8h 08m
Deal found 9/8C$ 417
Wed 2/912:30 p.m. -
1 stop9h 41m
Wed 9/97:55 a.m. -
1 stop7h 55m
Deal found 6/8C$ 422
Tue 27/104:30 p.m. -
1 stop6h 41m
Sat 31/108:00 a.m. -
1 stop6h 26m
Deal found 7/8C$ 424

Find 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 10 August 2026.

Round-trip from

C$ 330

One-way from

C$ 252

Popular in

August

Cheapest in

June

Average price

C$ 601
Air Canada
  • Air Canada
  • 24/8-27/8
  • Nonstop
  • 6h 32m total
  • Toronto to Key Largo
Search Deals
7/9
  • 7/9
  • 2 total stops
  • 29h 17m total
  • Toronto to Key Largo
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (C$ 25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 2026
Search Deals

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 10 August 2026.
Use the filters below to find and compare flights from Toronto to Key Largo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoMiami

YYZ Toronto Pearson Intl - MIA Miami

YYZMIA

Toronto Pearson Intl

Thu 10/12

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

1 stop8h 25m

Miami

Thu 17/12

5:00 p.m.-11:59 p.m.

1 stop6h 59m

C$ 464

TorontoMiami

YYZ Toronto Pearson Intl - MIA Miami

YYZMIA

Toronto Pearson Intl

Thu 3/12

7:50 a.m.-2:30 p.m.

1 stop6h 40m

Miami

Fri 11/12

8:00 a.m.-5:20 p.m.

1 stop9h 20m

C$ 465

TorontoMiami

YYZ Toronto Pearson Intl - MIA Miami

YYZMIA

Toronto Pearson Intl

Tue 12/1

8:35 a.m.-2:55 p.m.

1 stop6h 20m

Miami

Tue 12/1

6:25 p.m.-11:28 p.m.

1 stop5h 03m

C$ 467

TorontoMiami

YYZ Toronto Pearson Intl - MIA Miami

YYZMIA

Toronto Pearson Intl

Wed 2/9

10:45 a.m.-6:52 p.m.

1 stop8h 07m

Miami

Wed 9/9

7:00 a.m.-1:47 p.m.

1 stop6h 47m

C$ 475

TorontoMiami

YYZ Toronto Pearson Intl - MIA Miami

YYZMIA

Toronto Pearson Intl

Fri 6/11

6:45 a.m.-6:49 p.m.

1 stop12h 04m

Miami

Sat 14/11

9:00 a.m.-7:23 p.m.

1 stop10h 23m

C$ 504
Quickest round-trip

TorontoMiami

YYZ Toronto Pearson Intl - MIA Miami

YYZMIA

Toronto Pearson Intl

Thu 17/9

7:00 a.m.-2:51 p.m.

1 stop7h 51m

Miami

Wed 23/9

1:10 p.m.-4:19 p.m.

Nonstop3h 09m

C$ 506

TorontoMiami

YTZ Toronto Island - MIA Miami

YTZMIA

Toronto Island

Mon 28/12

7:00 a.m.-1:02 p.m.

1 stop6h 02m

Miami

Wed 6/1

8:00 a.m.-2:26 p.m.

1 stop6h 26m

C$ 521

TorontoMiami

YYZ Toronto Pearson Intl - MIA Miami

YYZMIA

Toronto Pearson Intl

Thu 28/1

7:45 a.m.-5:10 p.m.

1 stop9h 25m

Miami

Sun 7/2

7:30 a.m.-5:51 p.m.

1 stop10h 21m

C$ 530

TorontoMiami

YYZ Toronto Pearson Intl - MIA Miami

YYZMIA

Toronto Pearson Intl

Thu 20/8

6:00 a.m.-2:54 p.m.

1 stop8h 54m

Miami

Sat 22/8

8:25 a.m.-5:19 p.m.

1 stop8h 54m

C$ 535

TorontoMiami

YYZ Toronto Pearson Intl - MIA Miami

YYZMIA

Toronto Pearson Intl

Fri 21/8

1:38 p.m.-10:51 p.m.

1 stop9h 13m

Miami

Mon 24/8

12:05 p.m.-9:59 p.m.

1 stop9h 54m

C$ 535

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/8

Showing 1-10 of 60 resultsSorted by cheapest first
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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

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 10 August 2026.

It’s typically best to fly out from Toronto to Key Largo at noon. Doing so could potentially save you 9% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 10 August 2026.

The most flights from YTO to KE9 are scheduled on a Saturday (8 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).

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

Airfare is below average for this route at the moment.
Toronto to Key Largo flights typically cost between C$ 468 and C$ 783 in August.
The cheapest round-trip price found within the last 5 days was C$ 330 on Air Canada (24 Aug-27 Aug).

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 1 August 2026.

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

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 10 August 2026.
See what other customers who have flown with Porter Airlines,Air Transat, 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
454 reviews
Check prices

Entertainment

6.9

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.
Porter Airlines
8.0
Very good
454 reviews
Porter Airlines
8.0
Very good
454 reviews
Check prices

Entertainment

6.9

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.
Air Transat
7.8
Good
572 reviews
Porter Airlines
8.0
Very good
454 reviews
Check prices

Entertainment

6.9

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.
WestJet
7.2
Good
3,430 reviews
Porter Airlines
8.0
Very good
454 reviews
Check prices

Entertainment

6.9

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.
American Airlines
7.1
Good
11,899 reviews
Porter Airlines
8.0
Very good
454 reviews
Check prices

Entertainment

6.9

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.
Air Canada
7.1
Good
11,460 reviews
Porter Airlines
8.0
Very good
454 reviews
Check prices

Entertainment

6.9

Boarding

8.2

Overall

8.0

Crew

8.6

Food

7.6

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Regan,Aug 2026

YYZ - YVR

My first flight with an all female flight crew who were the best ever.

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$ 467, Delta can have you in Key Largo from Toronto in 6h 20m. 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 Flair Airlines, with whom users have recently found tickets for as low as C$ 123. However, be on the lookout for offers from Porter Airlines 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 Qatar Airways (77%), American Airlines (75%) or GOL (69%) 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$ 256. While the most popular route (Toronto Pearson Intl - Miami) can be booked for C$ 394 on average, our data indicates C$ 984 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.

See more FAQs

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Alternative routes for Toronto to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.
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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 10 August 2026.
AirlineCheapestAverageFlexibilityOn-time
Air CanadaCheapestC$ 120AverageC$ 510FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Flair AirlinesCheapestC$ 152AverageC$ 320FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Porter AirlinesCheapestC$ 187AverageC$ 394FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
DeltaCheapestC$ 193AverageC$ 394FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
WestJetCheapestC$ 205AverageC$ 491FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapestC$ 231AverageC$ 523FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 250AverageC$ 481FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air TransatCheapestC$ 255AverageC$ 437FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
APG AirlinesCheapestC$ 632AverageC$ 680FlexibilityNo 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.

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