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C$ 100+ 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 9/2. 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 — YYZ
5 Feb — 12 Feb1
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 6 January 2026.

Cheapest one-way flight

C$ 75

Cheapest round-trip flight

C$ 143

Cheapest airline

American Airlines

Most popular destination

Toronto Pearson Intl (YYZ)
The cheapest one-way flight from Key Largo is currently to New York John F Kennedy 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, American Airlines currently has the cheapest one-way flight from Key Largo (avg. price of C$ 403).
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Toronto Pearson Intl (YYZ) is currently the most popular flight destination from Key Largo (average round-trip price of C$ 328).
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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 6 January 2026.

Wed 21/17:00 a.m.MIA - YYC
1 stop14h 09mMultiple Airlines
Sat 24/18:15 p.m.YYC - MIA
2 stops13h 41mMultiple Airlines
Deal found 5/1C$ 277
Thu 5/35:05 a.m.MIA - YYC
1 stop16h 04mMultiple Airlines
Mon 9/38:55 a.m.YYC - MIA
1 stop13h 52mMultiple Airlines
Deal found 6/1C$ 289
Wed 21/12:10 p.m.MIA - YYZ
Nonstop3h 20mPorter Airlines
Wed 28/19:40 a.m.YYZ - MIA
Nonstop3h 29mPorter Airlines
Deal found 6/1C$ 295
Mon 19/19:05 p.m.MIA - YYZ
Nonstop3h 21mMultiple Airlines
Mon 26/17:15 a.m.YYZ - MIA
1 stop6h 40mMultiple Airlines
Deal found 5/1C$ 296
Sat 24/17:00 a.m.MIA - YEG
1 stop31h 11mMultiple Airlines
Mon 2/28:35 p.m.YEG - MIA
2 stops13h 15mMultiple Airlines
Deal found 6/1C$ 297
Thu 19/27:25 a.m.MIA - YYZ
Nonstop3h 21mAir Canada
Wed 25/28:50 p.m.YYZ - MIA
Nonstop3h 26mAir Canada
Deal found 5/1C$ 300
Fri 23/12:10 p.m.MIA - YYZ
Nonstop3h 20mPorter Airlines
Sun 25/19:40 a.m.YYZ - MIA
Nonstop3h 29mPorter Airlines
Deal found 5/1C$ 301
Thu 29/18:00 a.m.MIA - YUL
Nonstop3h 39mAir Canada
Wed 4/26:30 p.m.YUL - MIA
Nonstop3h 59mAir Canada
Deal found 5/1C$ 306
Thu 22/18:00 a.m.MIA - YUL
Nonstop3h 39mAir Canada
Wed 28/17:40 a.m.YUL - MIA
Nonstop3h 59mAir Canada
Deal found 6/1C$ 308
Wed 4/26:45 a.m.MIA - YVR
1 stop31h 27mMultiple Airlines
Mon 9/27:45 p.m.YVR - MIA
2 stops13h 05mMultiple Airlines
Deal found 6/1C$ 319
Thu 5/26:45 a.m.MIA - YYZ
2 stops16h 35mMultiple Airlines
Mon 9/29:40 a.m.YYZ - MIA
Nonstop3h 29mMultiple Airlines
Deal found 5/1C$ 321
Wed 25/27:05 a.m.MIA - YVR
2 stops18h 35mMultiple Airlines
Sun 1/311:00 p.m.YVR - MIA
1 stop10h 16mMultiple Airlines
Deal found 5/1C$ 321

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 6 January 2026. In the last 7 days, Cheapflights users made a total of 629,999 searches

Fly to

Pearson Intl

Route

Depart

Return

Price

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Thu 5/3

7:25 a.m.-10:46 a.m.

Nonstop3h 21m

Toronto Pearson Intl

Tue 10/3

4:50 p.m.-8:16 p.m.

Nonstop3h 26m

C$ 322

MiamiToronto

MIA - YYZ

MIAYYZ

Miami

Sat 28/2

6:00 a.m.-8:11 p.m.

2 stops14h 11m

Toronto Pearson Intl

Thu 5/3

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

Nonstop3h 29m

C$ 332

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Mon 26/1

2:55 p.m.-10:03 p.m.

1 stop7h 08m

Toronto Island

Fri 30/1

7:40 p.m.-1:21 p.m.

1 stop17h 41m

C$ 333

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Fri 27/2

3:50 p.m.-3:32 p.m.

1 stop23h 42m

Toronto Island

Sun 8/3

3:00 p.m.-2:21 p.m.

1 stop23h 21m

C$ 347

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Thu 5/3

6:00 a.m.-4:25 p.m.

1 stop10h 25m

Toronto Island

Tue 10/3

6:15 p.m.-2:21 p.m.

1 stop20h 06m

C$ 347

MiamiMontreal

MIA - YUL

MIAYUL

Miami

Fri 27/2

12:25 p.m.-4:04 p.m.

Nonstop3h 39m

Montreal Pierre Elliott Trudeau Intl

Mon 2/3

6:30 p.m.-10:29 p.m.

Nonstop3h 59m

C$ 361

MiamiMontreal

MIA - YUL

MIAYUL

Miami

Tue 20/1

12:25 p.m.-4:04 p.m.

Nonstop3h 39m

Montreal Pierre Elliott Trudeau Intl

Wed 28/1

6:30 p.m.-10:29 p.m.

Nonstop3h 59m

C$ 361

MiamiMontreal

MIA - YUL

MIAYUL

Miami

Thu 22/1

8:00 a.m.-11:39 a.m.

Nonstop3h 39m

Montreal Pierre Elliott Trudeau Intl

Sun 25/1

6:30 p.m.-10:29 p.m.

Nonstop3h 59m

C$ 361

MiamiToronto

MIA - YTZ

MIAYTZ

Miami

Wed 11/2

6:00 a.m.-6:55 p.m.

1 stop12h 55m

Toronto Island

Sun 15/2

2:30 p.m.-3:58 p.m.

1 stop25h 28m

C$ 363

MiamiCalgary

MIA - YYC

MIAYYC

Miami

Fri 23/1

7:00 a.m.-7:09 p.m.

1 stop14h 09m

Calgary

Sun 1/2

3:00 p.m.-11:50 a.m.

2 stops18h 50m

C$ 368

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/1

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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 Pearson Intl. Price data was last updated on 2 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 67 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, March is the cheapest month in which you can book a flight from Key Largo (average of C$ 102). Flying from Key Largo in August will prove the most costly (average of C$ 149). 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 Pearson Intl. Price data was last updated on 3 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 Wednesday at noon 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, Porter Airlines. These airlines depart to the following popular destinations: Toronto.

American Airlines
American Airlines
From C$ 160
Air Canada
Air Canada
From C$ 207
Sunrise Airways
Sunrise Airways
From C$ 719
Avianca
Avianca
From C$ 228

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 Porter Airlines,American Airlines, andAir 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.
Porter Airlines
8.0
Very good
406 reviews
Check prices

Comfort

7.9

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Porter Airlines
8.0
Very good
406 reviews
Porter Airlines
8.0
Very good
406 reviews
Check prices

Comfort

7.9

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
American Airlines
7.2
Good
11,088 reviews
Porter Airlines
8.0
Very good
406 reviews
Check prices

Comfort

7.9

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out
Air Canada
7.1
Good
10,599 reviews
Porter Airlines
8.0
Very good
406 reviews
Check prices

Comfort

7.9

Entertainment

7.0

Crew

8.6

Boarding

8.2

Overall

8.0

Food

7.6

Reviews

1 / 20
8.0
Excellent

Mohameed,Nov 2025

LAS - YYZ

It's good. Planes are new and fresh. WiFi is best and stands out

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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 6 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 March; with August 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 Halifax to Montreal from C$ 58 round trip
    Travel from Montreal to Halifax from C$ 58 round trip
    Travel from Vancouver to Victoria from C$ 58 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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