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Cheap flights from Canada to Key West from C$ 249

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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
YYZ — EYW
17 Oct — 24 Oct1
1 adult
1 adult, Economy

Cheap flight deals from Canada to Key West

Keep the following information in mind while searching for Canada to Key West flight deals. Data was last updated 17 September 2025.

Round-trip from

C$ 373

One-way from

C$ 249

Popular in

September

Cheapest in

October

Average price

C$ 1,460
31/10-7/11
  • 31/10-7/11
  • 2 total stops
  • 30h 52m total
  • Canada to Key West
Search Deals
10/1
  • 10/1
  • 1 total stop
  • 25h 56m total
  • Canada to Key West
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (C$ 95 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease (C$ 70 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in September 2025
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Find flight deals from Canada to Key West

Cheapest flights from Canada to Key West
Explore the most affordable flight options available from Canada to Key West. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 September 2025.

Fri 31/102:20 p.m.YYZ - EYW
1 stop19h 47mMultiple Airlines
Fri 7/118:55 a.m.EYW - YYZ
1 stop11h 05mMultiple Airlines
Deal found 16/9C$ 373
Sun 14/128:00 p.m.YYZ - EYW
1 stop12h 15mMultiple Airlines
Sat 20/127:47 a.m.EYW - YYZ
1 stop13h 10mMultiple Airlines
Deal found 16/9C$ 425
Sat 1/117:10 a.m.YYZ - EYW
1 stop26h 05mMultiple Airlines
Sat 8/1110:47 a.m.EYW - YYZ
1 stop10h 10mMultiple Airlines
Deal found 16/9C$ 447
Sat 6/127:10 a.m.YYZ - EYW
1 stop25h 05mMultiple Airlines
Wed 10/1210:47 a.m.EYW - YYZ
1 stop10h 32mMultiple Airlines
Deal found 17/9C$ 492
Sat 6/1210:55 a.m.YYZ - EYW
1 stop28h 49mMultiple Airlines
Wed 31/122:25 p.m.EYW - YYZ
1 stop7h 47mMultiple Airlines
Deal found 16/9C$ 499
Tue 18/1111:15 a.m.YYZ - EYW
2 stops27h 53mMultiple Airlines
Tue 25/1110:59 a.m.EYW - YYZ
1 stop10h 20mMultiple Airlines
Deal found 16/9C$ 528
Sun 2/114:35 p.m.YUL - EYW
1 stop15h 40mMultiple Airlines
Fri 7/118:55 a.m.EYW - YUL
1 stop15h 35mMultiple Airlines
Deal found 17/9C$ 536
Fri 31/1010:35 a.m.YUL - EYW
2 stops23h 32mMultiple Airlines
Fri 7/118:55 a.m.EYW - YUL
1 stop15h 35mMultiple Airlines
Deal found 15/9C$ 598
Fri 14/112:20 p.m.YYZ - EYW
1 stop19h 47mMultiple Airlines
Sun 16/112:25 p.m.EYW - YYZ
1 stop7h 47mMultiple Airlines
Deal found 16/9C$ 605
Fri 31/107:29 a.m.YUL - EYW
1 stop5h 42mAmerican Airlines
Fri 7/115:09 p.m.EYW - YUL
1 stop5h 50mAmerican Airlines
Deal found 15/9C$ 842
Sun 2/118:05 a.m.YUL - EYW
2 stops29h 59mUnited Airlines
Fri 7/114:00 p.m.EYW - YUL
2 stops19h 40mUnited Airlines
Deal found 17/9C$ 875
Sat 18/107:29 a.m.YUL - EYW
2 stops11h 53mAmerican Airlines
Tue 21/104:37 p.m.EYW - YUL
2 stops17h 13mAmerican Airlines
Deal found 16/9C$ 902

Cheapflights Fare Finder

 
Customize your flight search to find flights from Canada to Key West 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 17 September 2025.
Use the filters below to find and compare flights from Canada to Key West that are best for you.

Fly from

Canada

Fly to

Key West

Route

Depart

Return

Price

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Fri 31/10

2:20 p.m.-10:07 a.m.

1 stop19h 47m

Key West

Fri 7/11

8:55 a.m.-8:00 p.m.

1 stop11h 05m

C$ 373

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sun 14/12

8:00 p.m.-8:15 a.m.

1 stop12h 15m

Key West

Sat 20/12

7:47 a.m.-8:57 p.m.

1 stop13h 10m

C$ 425

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 1/11

7:10 a.m.-9:15 a.m.

1 stop26h 05m

Key West

Sat 8/11

10:47 a.m.-8:57 p.m.

1 stop10h 10m

C$ 447

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 6/12

7:10 a.m.-8:15 a.m.

1 stop25h 05m

Key West

Wed 10/12

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

2 stops11h 25m

C$ 510

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sun 2/11

4:35 p.m.-8:15 a.m.

1 stop15h 40m

Key West

Fri 7/11

8:55 a.m.-12:30 a.m.

1 stop15h 35m

C$ 536

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 6/12

8:30 p.m.-3:44 p.m.

2 stops19h 14m

Key West

Wed 31/12

2:25 p.m.-10:12 p.m.

1 stop7h 47m

C$ 592

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 31/10

10:35 a.m.-10:07 a.m.

2 stops23h 32m

Key West

Fri 7/11

8:55 a.m.-12:30 a.m.

1 stop15h 35m

C$ 598

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Fri 14/11

2:20 p.m.-10:07 a.m.

1 stop19h 47m

Key West

Sun 16/11

2:25 p.m.-10:12 p.m.

1 stop7h 47m

C$ 605

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Fri 23/1

6:45 p.m.-12:44 p.m.

1 stop17h 59m

Key West

Wed 28/1

1:30 p.m.-11:23 p.m.

1 stop9h 53m

C$ 758

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 6/12

8:55 p.m.-2:06 p.m.

2 stops17h 11m

Key West

Wed 10/12

3:02 p.m.-11:12 a.m.

2 stops20h 10m

C$ 763

Flights are sorted by cheapest round-trip flights first.

Deals found on 17/9

Showing 1-10 of 22 results
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Best time to book a flight from Canada to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West 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 West

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

Find hourly flight availability from Canada to Key West. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 September 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Canada to Key West as you normally would.

Reviews of airlines servicing Key West

Get insights into the airlines that provide service to Key West. 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 West. Reviews last updated 17 September 2025.
See what other customers who have flown with United Airlines,American Airlines, andWestJet from Canada to Key West have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,926 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
United Airlines
7.4
Good
8,926 reviews
United Airlines
7.4
Good
8,926 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,926 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.
WestJet
7.2
Good
3,095 reviews
United Airlines
7.4
Good
8,926 reviews
Check prices

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Julia,Sep 2025

BUF - DEN

The staff were amazing, from check in to boarding and on the flight. The range of entertainment options were really good as well.

Related info for your journey

Find useful and relevant information for your journey from Canada to Key West. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Key West from Canada?

    Located just 4.2 km from the city centre, Key West (EYW) is the airport most travelers will use when flying to Key West from Canada.

  • How long is the flight from Canada to Key West?

    There are many flights that can get you from Canada to Key West in 9h 47m. Fly via American Airlines or United Airlines to get the fastest option. The distance from Canada to Key West is about 2432 km. This flight may include one or multiple stops.

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

    While some choose either Montreal Pierre Elliott Trudeau Intl - Key West or Toronto Island - Key West, Toronto Pearson Intl - Key West is the most popular route from Canada to Key West.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Canada to Key West 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Canada to Key West

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Canada to Key West

Discover the top 3 airlines that operate flights from Canada to Key West. 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 17 September 2025.
AirlineCheapestAverageFlexibilityOn-time
WestJetCheapestC$ 536AverageC$ 934FlexibilityNo cancel feeOn-time60%
Search WestJet flights
American AirlinesCheapestC$ 674AverageC$ 752FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapestC$ 815AverageC$ 969FlexibilityNo cancel feeOn-time69%
Search United 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 West?

Cheapflights helps you search for flights from Canada to Key West via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Key West from Canada by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Canada to Key West 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 West, 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 West become cheaper?

Of course! You can now track prices for flights from Canada to Key West 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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