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C$ 101+ Cheap flights from Key Largo

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/2. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
MIA — YUL
26 Feb — 5 Mar1
1 adult
1 adult, Economy, 0 bags

What to know about flights from Key Largo

Discover essential information about flights departing from Key Largo, including flight schedules, destinations, airlines operating at the Key Largo airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 27 January 2026.

Cheapest one-way flight

C$ 139

Cheapest round-trip flight

C$ 129

Cheapest airline

Air Canada

Most popular destination

Toronto Pearson Intl (YYZ)
The cheapest one-way flight from Key Largo is currently to Toronto Pearson Intl.
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The cheapest round-trip flight from Key Largo is currently to Toronto Pearson Intl.
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On average, Air Canada currently has the cheapest one-way flight from Key Largo (avg. price of C$ 476).
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Toronto Pearson Intl (YYZ) is currently the most popular flight destination from Key Largo (average round-trip price of C$ 323).
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Enter your travel dates to find the best prices.

Cheapest flights from Key Largo
Explore the most affordable flight options available from Key Largo. Find the lowest fares based on data from user searches, with prices last updated on 27 January 2026.

Mon 9/25:30 a.m.
MIA
-
MDE
Nonstop3h 30m
Avianca
Wed 18/29:00 p.m.
MDE
-
MIA
1 stop6h 10m
Avianca
Deal found 26/1C$ 329
Tue 24/27:00 a.m.
MIA
-
MDE
1 stop6h 20m
Avianca
Tue 3/39:00 p.m.
MDE
-
MIA
1 stop6h 10m
Avianca
Deal found 27/1C$ 334
Wed 11/25:36 a.m.
MIA
-
MDE
1 stop9h 09m
Copa Airlines
Sun 1/312:42 p.m.
MDE
-
MIA
1 stop6h 13m
Copa Airlines
Deal found 27/1C$ 348
Wed 18/37:04 p.m.
MIA
-
YVR
1 stop19h 08m
Multiple Airlines
Mon 23/37:45 p.m.
YVR
-
MIA
2 stops11h 49m
Multiple Airlines
Deal found 26/1C$ 351
Mon 30/37:50 p.m.
MIA
-
MDE
Nonstop3h 25m
Avianca
Mon 13/411:50 p.m.
MDE
-
MIA
Nonstop3h 35m
Avianca
Deal found 27/1C$ 352
Sat 14/25:30 a.m.
MIA
-
MDE
Nonstop3h 30m
Avianca
Fri 20/211:30 a.m.
MDE
-
MIA
Nonstop3h 35m
Avianca
Deal found 27/1C$ 355
Sun 22/25:36 a.m.
MIA
-
MDE
1 stop14h 24m
Copa Airlines
Sun 1/39:17 a.m.
MDE
-
MIA
1 stop9h 38m
Copa Airlines
Deal found 26/1C$ 361
Thu 26/29:05 p.m.
MIA
-
YYZ
Nonstop3h 21m
Air Canada
Wed 4/38:00 a.m.
YYZ
-
MIA
Nonstop3h 25m
Air Canada
Deal found 26/1C$ 364
Sat 14/36:30 a.m.
MIA
-
MDE
Nonstop3h 30m
Avianca
Mon 16/310:40 a.m.
MDE
-
MIA
1 stop6h 25m
Avianca
Deal found 26/1C$ 364
Thu 12/39:05 p.m.
MIA
-
YYZ
Nonstop3h 21m
Multiple Airlines
Thu 19/39:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Multiple Airlines
Deal found 27/1C$ 372
Tue 24/22:10 p.m.
MIA
-
YYZ
Nonstop3h 20m
Porter Airlines
Tue 3/39:40 a.m.
YYZ
-
MIA
Nonstop3h 29m
Porter Airlines
Deal found 27/1C$ 374
Wed 11/211:10 p.m.
MIA
-
MDE
2 stops26h 55m
Delta
Sat 21/28:00 a.m.
MDE
-
MIA
1 stop6h 53m
Delta
Deal found 27/1C$ 374

Find flights from Key Largo within your budget

 
Find flights departing from Key Largo that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 27 January 2026. In the last 7 days, Cheapflights users made a total of 629,999 searches

Fly to

Pierre Elliott Trudeau Intl

Route

Depart

Return

Price

MiamiMedellín

MIA - MDE

MIAMDE

Miami

Sat 14/3

8:34 a.m.-2:15 p.m.

1 stop6h 41m

Medellín Jose Maria Cordova Intl

Tue 17/3

12:42 p.m.-1:40 a.m.

1 stop11h 58m

C$ 348

MiamiMedellín

MIA - MDE

MIAMDE

Miami

Fri 13/3

6:01 a.m.-10:56 a.m.

1 stop5h 55m

Medellín Jose Maria Cordova Intl

Sun 22/3

9:17 a.m.-1:40 a.m.

1 stop15h 23m

C$ 348

MiamiMedellín

MIA - MDE

MIAMDE

Miami

Wed 11/2

5:01 a.m.-2:45 p.m.

1 stop9h 44m

Medellín Jose Maria Cordova Intl

Sun 22/2

10:46 a.m.-9:24 p.m.

1 stop10h 38m

C$ 348

MiamiMedellín

MIA - MDE

MIAMDE

Miami

Wed 11/2

7:34 a.m.-2:45 p.m.

1 stop7h 11m

Medellín Jose Maria Cordova Intl

Wed 11/2

6:20 p.m.-12:37 a.m.

1 stop6h 17m

C$ 348

MiamiMedellín

MIA - MDE

MIAMDE

Miami

Fri 20/3

1:58 p.m.-8:35 p.m.

1 stop7h 37m

Medellín Jose Maria Cordova Intl

Tue 24/3

5:00 a.m.-12:07 p.m.

1 stop6h 07m

C$ 348

MiamiMedellín

MIA - MDE

MIAMDE

Miami

Wed 11/2

5:36 a.m.-2:45 p.m.

1 stop9h 09m

Medellín Jose Maria Cordova Intl

Mon 16/2

10:46 a.m.-9:24 p.m.

1 stop10h 38m

C$ 348

MiamiMedellín

MIA - MDE

MIAMDE

Miami

Tue 24/2

4:12 p.m.-8:18 a.m.

1 stop16h 06m

Medellín Jose Maria Cordova Intl

Tue 31/3

12:40 p.m.-10:23 p.m.

1 stop8h 43m

C$ 348

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Sat 14/2

5:55 p.m.-1:20 p.m.

1 stop19h 25m

Toronto Island

Mon 23/2

9:20 a.m.-11:39 p.m.

1 stop14h 19m

C$ 390

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Thu 26/2

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

1 stop6h 25m

Toronto Island

Wed 4/3

12:30 p.m.-10:29 p.m.

2 stops9h 59m

C$ 400

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Thu 12/3

11:13 a.m.-1:42 p.m.

1 stop26h 29m

Toronto Island

Thu 19/3

12:30 p.m.-7:16 p.m.

1 stop6h 46m

C$ 405

Flights are sorted by cheapest round-trip flights first.

Deals found on 27/1

Showing 1-10 of 60 results
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Best time to book a flight from Key Largo

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

Travel insights for flights from Key Largo

Get recent, data-driven insights about flights from Key Largo including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Key Largo?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Pierre Elliott Trudeau Intl. Price data was last updated on 23 January 2026.

The price you pay for your flight from Key Largo may vary depending on when you book. For the best chance of a lower fare, look to book 84 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, April is the cheapest month in which you can book a flight from Key Largo (average of C$ 55). Flying from Key Largo in July will prove the most costly (average of C$ 162). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Key Largo?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to Pierre Elliott Trudeau Intl. Price data was last updated on 24 January 2026.

Those who are seeking the cheapest fare on flights departing from Key Largo would be wise to consider leaving during Sunday afternoons when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Tuesday mornings when fares are usually the most expensive.

Which airlines fly from Key Largo?

For flights departing from Key Largo check dates and pricing for the following: Air Canada, American Airlines. These airlines depart to the following popular destinations: Montreal.

American Airlines
American Airlines
From C$ 154
Air Canada
Air Canada
From C$ 167
Sunrise Airways
Sunrise Airways
From C$ 715
Avianca
Avianca
From C$ 201

Airline reviews for flights from Key Largo

Get insights into the airlines that provide service from 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 airline for your flight from Key Largo. In the last 7 days, Cheapflights users made a total of 629,999 searches.
Get a feel of what it's like to fly with American Airlines and Air Canada from Key Largo by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,197 reviews
Check prices

Crew

8.0

Comfort

7.2

Food

6.4

Overall

7.2

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.
American Airlines
7.2
Good
11,197 reviews
American Airlines
7.2
Good
11,197 reviews
Check prices

Crew

8.0

Comfort

7.2

Food

6.4

Overall

7.2

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.
Air Canada
7.1
Good
10,660 reviews
American Airlines
7.2
Good
11,197 reviews
Check prices

Crew

8.0

Comfort

7.2

Food

6.4

Overall

7.2

Boarding

7.5

Entertainment

6.9

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.

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Related info for your journey

Access useful and relevant information related to your journey from Key Largo. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 27 January 2026.

  • Which is the cheapest airport to catch a flight from Key Largo?

    The cheapest routes to Jeju City can be found at Busan Gimhae airport from C$ 37. While Madrid Barajas airport is usually cheaper if your destination is London with prices starting at C$ 45. Reference our flight search to find the best deals in real time.

  • What is the cheapest month to fly from Key Largo?

    At the present moment the cheapest month to fly from Key Largo is currently April; with July being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Key Largo?

    Check out the cheapest flights from Key Largo to embark to:
    Travel from Busan to Jeju City from C$ 37 round trip
    Travel from Madrid to London from C$ 45 round trip
    Travel from Vancouver to Kelowna from C$ 59 round trip
    Travel from Paris to Porto from C$ 60 round trip
    Travel from Abbotsford to Edmonton from C$ 63 round trip

  • How does Cheapflights help users find flights from Key Largo?

    900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Key Largo today with Cheapflights!

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

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

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

    Certainly. Search results for flights from Key Largo 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 Key Largo become cheaper?

    Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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How does Cheapflights help users find flights from Key Largo?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight from Key Largo today with Cheapflights!

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

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

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

Certainly. Search results for flights from Key Largo 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 Key Largo become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and use a valid email address to enable the Price Alerts feature. That’s it!

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