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Cheap flights from Canada to Key Largo from C$ 238

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 30/9. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MIA
24 Aug — 31 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Canada to Key Largo

Enter your travel dates to find the best prices.

Cheapest flights from Canada to Key Largo
Explore the most affordable flight options available from Canada to Key Largo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 25 July 2026.

Mon 23/117:00 a.m.
YTZ
-
MIA
1 stop6h 02m
Porter Airlines
Mon 30/112:00 p.m.
MIA
-
YTZ
1 stop7h 58m
Porter Airlines
Deal found 22/7C$ 369
Mon 30/117:00 a.m.
YTZ
-
MIA
1 stop6h 02m
Porter Airlines
Mon 7/122:00 p.m.
MIA
-
YTZ
1 stop7h 58m
Porter Airlines
Deal found 21/7C$ 380
Thu 3/129:35 a.m.
YYZ
-
MIA
Nonstop3h 30m
Porter Airlines
Mon 14/122:05 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Deal found 22/7C$ 383
Wed 19/88:55 a.m.
YYZ
-
MIA
Nonstop3h 18m
Air Canada
Wed 26/89:45 p.m.
MIA
-
YYZ
Nonstop3h 14m
Air Canada
Deal found 20/7C$ 394
Tue 1/92:00 p.m.
YYZ
-
MIA
1 stop8h 11m
Air Canada
Tue 8/91:15 p.m.
MIA
-
YYZ
Nonstop3h 09m
Air Canada
Deal found 21/7C$ 396
Sat 31/109:35 a.m.
YYZ
-
MIA
Nonstop3h 30m
Porter Airlines
Thu 5/112:05 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Deal found 20/7C$ 403
Sun 6/129:35 a.m.
YYZ
-
MIA
Nonstop3h 30m
Porter Airlines
Mon 7/122:05 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Deal found 25/7C$ 411
Mon 16/117:00 a.m.
YTZ
-
MIA
1 stop6h 02m
Porter Airlines
Mon 30/112:00 p.m.
MIA
-
YTZ
1 stop7h 58m
Porter Airlines
Deal found 21/7C$ 411
Thu 20/81:26 p.m.
YQB
-
MIA
2 stops10h 10m
British Airways
Wed 26/86:10 a.m.
MIA
-
YQB
1 stop6h 34m
British Airways
Deal found 20/7C$ 414
Wed 19/812:20 p.m.
YTZ
-
MIA
2 stops9h 51m
Air Canada
Wed 26/88:15 a.m.
MIA
-
YTZ
1 stop7h 36m
Air Canada
Deal found 24/7C$ 414
Wed 16/96:30 p.m.
YUL
-
MIA
Nonstop3h 47m
Air Canada
Tue 22/97:55 a.m.
MIA
-
YUL
Nonstop3h 33m
Air Canada
Deal found 20/7C$ 417
Tue 8/96:30 p.m.
YUL
-
MIA
Nonstop3h 47m
Air Canada
Tue 15/97:55 a.m.
MIA
-
YUL
Nonstop3h 33m
Air Canada
Deal found 24/7C$ 424

Find flight deals from Canada to Key Largo

Keep the following information in mind while searching for Canada to Key Largo flight deals. Data was last updated 25 July 2026.

Round-trip from

C$ 369

One-way from

C$ 238

Popular in

August

Cheapest in

June

Average price

C$ 577
Porter Airlines
  • Porter Airlines
  • 23/11-30/11
  • 2 total stops
  • 14h 00m total
  • Canada to Key Largo
Search Deals
Air Canada
  • Air Canada
  • 30/9
  • 2 total stops
  • 11h 57m total
  • Canada to Key Largo
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (C$ 32 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease (C$ 12 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Canada 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 25 July 2026.
Use the filters below to find and compare flights from Canada to Key Largo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Tue 8/9

6:15 a.m.-1:05 p.m.

1 stop6h 50m

Miami

Tue 15/9

10:30 a.m.-5:19 p.m.

1 stop6h 49m

C$ 424

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Wed 5/8

10:15 a.m.-10:27 p.m.

1 stop12h 12m

Miami

Tue 11/8

11:30 a.m.-10:36 p.m.

1 stop11h 06m

C$ 459

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Tue 11/8

6:00 a.m.-2:24 p.m.

1 stop8h 24m

Miami

Tue 18/8

7:00 a.m.-5:19 p.m.

1 stop10h 19m

C$ 459
Quickest round-trip

TorontoMiami

YYZ - MIA

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$ 461

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Tue 1/9

9:00 p.m.-11:54 a.m.

1 stop14h 54m

Miami

Tue 8/9

3:57 p.m.-12:13 a.m.

1 stop8h 16m

C$ 465

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Sat 17/10

6:33 p.m.-12:53 a.m.

1 stop6h 20m

Miami

Thu 22/10

7:00 a.m.-1:40 p.m.

1 stop6h 40m

C$ 476

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Fri 6/11

12:05 p.m.-10:47 p.m.

1 stop10h 42m

Miami

Sat 14/11

4:40 p.m.-12:01 a.m.

1 stop7h 21m

C$ 477

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 25/8

6:00 a.m.-6:52 p.m.

1 stop12h 52m

Miami

Wed 2/9

8:15 a.m.-11:43 a.m.

Nonstop3h 28m

C$ 485

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Wed 23/9

9:15 a.m.-6:52 p.m.

2 stops9h 37m

Miami

Sat 26/9

11:25 a.m.-10:06 p.m.

1 stop10h 41m

C$ 486

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Wed 18/11

7:42 a.m.-4:38 p.m.

1 stop8h 56m

Miami

Mon 23/11

9:15 p.m.-12:33 a.m.

Nonstop3h 18m

C$ 490

Flights are sorted by cheapest round-trip flights first.

Deals found on 24/7

Showing 1-10 of 60 resultsSorted by cheapest first
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2
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6

Best time to book a flight from Canada to Key Largo

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

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

Find hourly flight availability from Canada 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 25 July 2026.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 23% on flights from Canada to Key Largo by exploring options for tickets in the evening.

Weekly flight availability from Canada to Key Largo

Explore weekly flight availability from Canada 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 25 July 2026.

The most flights from CA0 to KE9 are scheduled on a Thursday (6 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (4 on average).

What is the cheapest day to fly from Canada to Key Largo?

Use this chart to determine the cheapest time to fly round-trip from Canada to Key Largo. Price data was last updated on 25 July 2026.

Travelers seeking maximum savings on their Canada to Key Largo flight should consider departing on Tuesday mornings 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 25 July 2026.
Get a feel of what it's like to fly with Porter Airlines,United Airlines, andWestJet from Canada to Key Largo by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Porter Airlines
8.0
Very good
448 reviews
Check prices

Food

7.5

Comfort

8.0

Overall

8.0

Entertainment

6.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Porter Airlines
8.0
Very good
448 reviews
Porter Airlines
8.0
Very good
448 reviews
Check prices

Food

7.5

Comfort

8.0

Overall

8.0

Entertainment

6.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
United Airlines
7.4
Good
10,036 reviews
Porter Airlines
8.0
Very good
448 reviews
Check prices

Food

7.5

Comfort

8.0

Overall

8.0

Entertainment

6.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
WestJet
7.2
Good
3,415 reviews
Porter Airlines
8.0
Very good
448 reviews
Check prices

Food

7.5

Comfort

8.0

Overall

8.0

Entertainment

6.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
American Airlines
7.1
Good
11,851 reviews
Porter Airlines
8.0
Very good
448 reviews
Check prices

Food

7.5

Comfort

8.0

Overall

8.0

Entertainment

6.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats
Air Canada
7.1
Good
11,385 reviews
Porter Airlines
8.0
Very good
448 reviews
Check prices

Food

7.5

Comfort

8.0

Overall

8.0

Entertainment

6.9

Boarding

8.2

Crew

8.6

Reviews

1 / 20
6.0
Good

Shannon,Jul 2026

YQT - YOW

Seats need to be a bit bigger & I'm not impressed that you have to pay to change seats

Related info for your journey

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

    Departing from Canada to Key Largo will take you 6h 02m. Airlines will cover a distance of 1983 km. Both multi-stop and direct flights can be found to your destination and back.

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

    For one-way options, check prices for Flair Airlines. According to our data, you can fly for as low as C$ 133. Users have also found prices from C$ 168 and C$ 197 on Porter Airlines and Air Canada, respectively.

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

    When deciding which route to take from Canada to Key Largo consider Montreal Pierre Elliott Trudeau Intl - Miami, Toronto Pearson Intl - Miami or Vancouver Intl - Miami as they are the most popular.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Canada to Key Largo on time: Qatar Airways (80%), Brussels Airlines (78%), American Airlines (76%).

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

    On average you can expect to pay C$ 1,459 for a flight from Canada to Key Largo. The cheapest flight overall is C$ 252 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - Miami) is currently priced at C$ 431.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Canada 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 Canada to Key Largo

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Canada to Key Largo

Discover the top 10 airlines that operate flights from Canada 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 25 July 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 96AverageC$ 604FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapestC$ 121AverageC$ 639FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Flair AirlinesCheapestC$ 154AverageC$ 319FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Porter AirlinesCheapestC$ 162AverageC$ 506FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 175AverageC$ 702FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air TransatCheapestC$ 177AverageC$ 467FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
American AirlinesCheapestC$ 181AverageC$ 603FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapestC$ 185AverageC$ 560FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 381AverageC$ 592FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
APG AirlinesCheapestC$ 639AverageC$ 687FlexibilityNo 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 Canada to Key Largo?

Deals for Canada to Key Largo flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Key Largo from Canada.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Canada to Key Largo, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights offers price alerts on Canada to Key Largo flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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