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Cheap flights from Canada to Key Largo from C$ 183

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 15/5. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — MIA
9 Apr — 16 Apr1
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 10 March 2026.

Sun 12/49:40 a.m.
YYZ
-
MIA
Nonstop3h 24m
Air Transat
Thu 16/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 7/3C$ 334
Sun 5/49:40 a.m.
YYZ
-
MIA
Nonstop3h 24m
Air Transat
Fri 10/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 5/3C$ 335
Mon 6/49:40 a.m.
YYZ
-
MIA
Nonstop3h 24m
Air Transat
Fri 10/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 6/3C$ 353
Mon 23/39:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Porter Airlines
Thu 26/32:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Deal found 5/3C$ 356
Mon 23/39:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Air Transat
Fri 27/32:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 7/3C$ 357
Mon 23/39:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Air Transat
Wed 25/32:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Air Transat
Deal found 6/3C$ 358
Mon 23/39:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Porter Airlines
Fri 27/32:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Deal found 5/3C$ 360
Mon 23/39:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Porter Airlines
Wed 25/32:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Deal found 5/3C$ 361
Sun 12/49:40 a.m.
YYZ
-
MIA
Nonstop3h 24m
Porter Airlines
Thu 23/42:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Deal found 5/3C$ 364
Sat 11/47:15 a.m.
YYZ
-
MIA
1 stop6h 40m
Multiple Airlines
Wed 22/44:05 p.m.
MIA
-
YYZ
1 stop6h 05m
Multiple Airlines
Deal found 5/3C$ 365
Sun 5/46:45 a.m.
YOW
-
MIA
1 stop6h 19m
Porter Airlines
Fri 10/42:55 p.m.
MIA
-
YOW
Nonstop3h 40m
Porter Airlines
Deal found 5/3C$ 390
Mon 20/47:00 a.m.
YTZ
-
MIA
2 stops9h 22m
Multiple Airlines
Wed 29/44:05 p.m.
MIA
-
YTZ
1 stop18h 20m
Multiple Airlines
Deal found 6/3C$ 391

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 10 March 2026.

Round-trip from

C$ 334

One-way from

C$ 183

Popular in

December

Cheapest in

April

Average price

C$ 481
Air Transat
  • Air Transat
  • 12/4-16/4
  • Nonstop
  • 6h 44m total
  • Canada to Key Largo
Search Deals
15/5
  • 15/5
  • 2 total stops
  • 20h 47m total
  • Canada to Key Largo
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (C$ 43 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 March 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 10 March 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

OttawaMiami

YOW - MIA

YOWMIA

Ottawa

Tue 14/4

6:00 a.m.-10:45 p.m.

3 stops16h 45m

Miami

Thu 16/4

8:55 a.m.-5:07 p.m.

1 stop8h 12m

C$ 433

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Sat 25/4

7:00 a.m.-2:12 p.m.

1 stop7h 12m

Miami

Tue 28/4

7:04 a.m.-5:40 p.m.

1 stop10h 36m

C$ 448

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Fri 1/5

6:45 p.m.-12:54 a.m.

1 stop6h 09m

Miami

Sun 3/5

6:00 a.m.-11:36 a.m.

1 stop5h 36m

C$ 448
Quickest round-trip

TorontoMiami

YYZ - MIA

YYZMIA

Toronto Pearson Intl

Fri 20/3

5:15 p.m.-11:18 p.m.

1 stop6h 03m

Miami

Fri 27/3

6:27 p.m.-11:57 p.m.

1 stop5h 30m

C$ 452

WinnipegMiami

YWG - MIA

YWGMIA

Winnipeg

Wed 1/4

7:30 a.m.-8:07 p.m.

1 stop11h 37m

Miami

Wed 8/4

5:05 a.m.-12:40 a.m.

2 stops20h 35m

C$ 477

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Mon 27/4

7:00 a.m.-3:35 p.m.

1 stop8h 35m

Miami

Wed 29/4

12:13 p.m.-11:08 p.m.

1 stop10h 55m

C$ 479

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Fri 10/4

6:46 p.m.-12:52 a.m.

1 stop6h 06m

Miami

Wed 15/4

1:16 p.m.-11:51 p.m.

1 stop10h 35m

C$ 479

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Tue 12/5

12:40 p.m.-6:34 p.m.

1 stop5h 54m

Miami

Tue 19/5

7:30 a.m.-1:39 p.m.

1 stop6h 09m

C$ 479

MontrealMiami

YUL - MIA

YULMIA

Montreal Pierre Elliott Trudeau Intl

Thu 28/5

6:30 p.m.-10:17 p.m.

Nonstop3h 47m

Miami

Mon 1/6

7:07 a.m.-10:06 p.m.

1 stop14h 59m

C$ 489

VancouverMiami

YVR - MIA

YVRMIA

Vancouver Intl

Mon 20/4

8:35 a.m.-10:14 p.m.

1 stop10h 39m

Miami

Sat 25/4

6:15 a.m.-12:35 p.m.

1 stop9h 20m

C$ 493

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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 month to book a flight from Canada to Key Largo?

Currently, April is the cheapest month in which you can book a flight from Canada to Key Largo (average of C$ 110). Flying from Canada to Key Largo in August is currently the most expensive (average of C$ 166). 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 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 10 March 2026.

Unlike in the morning, when flights are generally more expensive, you can save up to 16% on flights from Canada to Key Largo by exploring options for tickets in the evening.

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 21 February 2026.

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

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 10 March 2026.

The most flights from CA0 to KE9 are scheduled on a Monday (13 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 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 10 March 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
423 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Porter Airlines
8.0
Very good
423 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
United Airlines
7.4
Good
9,409 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
WestJet
7.2
Good
3,288 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
American Airlines
7.1
Good
11,414 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.
Air Canada
7.1
Good
10,800 reviews
Porter Airlines
8.0
Very good
423 reviews
Check prices

Boarding

8.2

Entertainment

7.0

Comfort

8.0

Crew

8.6

Food

7.6

Overall

8.0

Reviews

1 / 20
10.0
Excellent

John,Mar 2026

YYZ - PVR

I'm 6ft 4in. The seats don't have enough room. But was a good flight.

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 7h 12m. Airlines will cover a distance of 2261 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$ 111. Users have also found prices from C$ 158 and C$ 191 on Porter Airlines and Air Transat, 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 Toronto Island - 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: Envoy Air (84%), GOL (80%), American Airlines (78%).

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

    On average you can expect to pay C$ 833 for a flight from Canada to Key Largo. The cheapest flight overall is C$ 194 while the most popular route, (Montreal Pierre Elliott Trudeau Intl - Miami) is currently priced at C$ 430.

  • 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.

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

    Currently, April is the cheapest month in which you can book a flight from Canada to Key Largo (average of C$ 110). Flying from Canada to Key Largo in August is currently the most expensive (average of C$ 166). 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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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 10 March 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestC$ 93AverageC$ 553FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Flair AirlinesCheapestC$ 110AverageC$ 243FlexibilityNo cancel feeOn-timeN/A
Search Flair Airlines flights
Air CanadaCheapestC$ 117AverageC$ 568FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapestC$ 139AverageC$ 467FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Porter AirlinesCheapestC$ 150AverageC$ 453FlexibilityNo cancel feeOn-time52%
Search Porter Airlines flights
WestJetCheapestC$ 168AverageC$ 643FlexibilityNo cancel feeOn-time60%
Search WestJet flights
Air TransatCheapestC$ 173AverageC$ 433FlexibilityNo cancel feeOn-time50%
Search Air Transat flights
DeltaCheapestC$ 178AverageC$ 517FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Alaska AirlinesCheapestC$ 375AverageC$ 579FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
WestJet EncoreCheapestC$ 510AverageC$ 716FlexibilityNo cancel feeOn-timeN/A
Search WestJet Encore 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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