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

C$ 454 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on WestJet and United Airlines, with prices starting from C$ 519 and C$ 794, respectively.

In terms of precipitation, rainfall in Key West ranges from 38.0 - 170.0 mm per month. September is typically the wettest month, when rainfall can reach 170.0 mm. February is typically the driest time to visit Key West when rainfall is around 38.0 mm.

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 21.0 C).

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.

What is the cheapest month to fly from Canada to Key West?

The best pricing can be found in the month of October. Prices to Key West from Canada average C$ 925. You can even find prices in October for less than C$ 925, as users have found deals to Key West from as low as C$ 645. The month of September appears to be one of the more expensive times to travel to Key West from Canada. Flying in the targeted month can save you up to 58%.

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.

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.

C$ 291+ Flights from Canada to Key West

Cheap flight deals from Canada to Key West

Round-trip from	C$ 598
One-way from	C$ 302
Popular in	September
Cheapest in	October
Average price	C$ 897

Delta
12/1-21/1
4 total stops
33h 16m total
Canada to Key West

Search Deals

13/9
1 total stop
22h 25m total
Canada to Key West

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (C$ 114 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 August 2025

Search Deals

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 1 August 2025.

Sat 22/118:15 p.m.YYZ - EYW

1 stop12h 00mMultiple Airlines

Mon 1/1212:32 p.m.EYW - YYZ

1 stop8h 47mMultiple Airlines

Deal found 28/7C$ 630

Tue 7/109:28 a.m.YUL - EYW

2 stops10h 38mDelta

Sat 18/107:40 a.m.EYW - YUL

2 stops15h 34mDelta

Deal found 29/7C$ 786

Sat 13/95:17 p.m.YYZ - EYW

1 stop18h 32mAmerican Airlines

Sat 20/95:08 p.m.EYW - YYZ

1 stop18h 51mAmerican Airlines

Deal found 30/7C$ 787

Fri 12/94:30 p.m.YYZ - EYW

2 stops21h 41mUnited Airlines

Fri 19/93:50 p.m.EYW - YYZ

2 stops18h 14mUnited Airlines

Deal found 29/7C$ 816

Wed 31/125:40 p.m.YUL - EYW

1 stop18h 11mAmerican Airlines

Wed 7/15:24 p.m.EYW - YUL

1 stop5h 21mAmerican Airlines

Deal found 30/7C$ 855

Thu 9/106:00 a.m.YUL - EYW

1 stop8h 29mUnited Airlines

Tue 14/103:12 p.m.EYW - YUL

1 stop6h 54mUnited Airlines

Deal found 29/7C$ 879

Fri 10/106:41 p.m.YUL - EYW

1 stop25h 25mWestJet

Tue 14/107:40 a.m.EYW - YUL

1 stop9h 54mWestJet

Deal found 29/7C$ 894

Fri 12/96:15 a.m.YYZ - EYW

1 stop11h 00mWestJet

Sun 14/97:00 a.m.EYW - YYZ

1 stop14h 51mWestJet

Deal found 31/7C$ 900

Sat 16/812:14 p.m.YYZ - EYW

2 stops7h 58mDelta

Sat 23/87:00 a.m.EYW - YYZ

2 stops14h 08mDelta

Deal found 28/7C$ 906

Tue 19/86:45 a.m.YUL - EYW

3 stops26h 37mMultiple Airlines

Fri 22/810:02 a.m.EYW - YUL

2 stops26h 23mMultiple Airlines

Deal found 30/7C$ 1,001

Best flights from Canada to Key West
Discover carefully curated flight deals from Canada to Key West that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 1 August 2025.

Mon 12/17:45 p.m.YUL - EYW

2 stops21h 27mDelta

Wed 21/17:00 a.m.EYW - YUL

2 stops11h 49mDelta

Deal found 30/7C$ 598

Sat 22/118:15 p.m.YYZ - EYW

1 stop12h 00mMultiple Airlines

Mon 1/1212:32 p.m.EYW - YYZ

1 stop8h 47mMultiple Airlines

Deal found 28/7C$ 630

Sat 13/95:17 p.m.YYZ - EYW

1 stop18h 32mAmerican Airlines

Sat 20/95:08 p.m.EYW - YYZ

1 stop18h 51mAmerican Airlines

Deal found 30/7C$ 787

Fri 12/94:30 p.m.YYZ - EYW

2 stops21h 41mUnited Airlines

Fri 19/93:50 p.m.EYW - YYZ

2 stops18h 14mUnited Airlines

Deal found 29/7C$ 816

Fri 10/106:41 p.m.YUL - EYW

1 stop25h 25mWestJet

Thu 16/1012:22 p.m.EYW - YUL

1 stop23h 09mWestJet

Deal found 29/7C$ 898

Fri 23/17:00 a.m.YUL - EYW

1 stop5h 46mUnited Airlines

Fri 30/112:23 p.m.EYW - YUL

1 stop7h 55mUnited Airlines

Deal found 30/7C$ 829

Tue 6/15:40 p.m.YUL - EYW

1 stop18h 10mAmerican Airlines

Wed 14/15:21 p.m.EYW - YUL

1 stop5h 24mAmerican Airlines

Deal found 30/7C$ 855

Fri 12/96:15 a.m.YYZ - EYW

1 stop11h 00mWestJet

Sun 14/97:00 a.m.EYW - YYZ

1 stop14h 51mWestJet

Deal found 31/7C$ 900

Sat 16/812:14 p.m.YYZ - EYW

2 stops7h 58mDelta

Sat 23/87:00 a.m.EYW - YYZ

2 stops14h 08mDelta

Deal found 28/7C$ 906

Last-minute flights from Canada to Key West
Discover last-minute flight deals from Canada to Key West. Data last updated 1 August 2025 and is based on user searches.

Fri 1/86:00 a.m.YUL - EYW

2 stops11h 32mDelta

Tue 5/82:03 p.m.EYW - YUL

1 stop9h 52mDelta

Deal found 29/7C$ 1,174

Mon 4/86:59 p.m.YUL - EYW

1 stop15h 52mWestJet

Wed 6/86:27 p.m.EYW - YUL

1 stop5h 28mWestJet

Deal found 29/7C$ 1,171

Tue 5/86:25 p.m.YYZ - EYW

1 stop23h 07mWestJet

Tue 12/86:22 p.m.EYW - YYZ

1 stop27h 36mWestJet

Deal found 29/7C$ 1,096

Sat 16/812:14 p.m.YYZ - EYW

2 stops7h 58mDelta

Sat 23/87:00 a.m.EYW - YYZ

2 stops14h 08mDelta

Deal found 28/7C$ 906

Mon 18/86:15 a.m.YYZ - EYW

1 stop6h 50mWestJet

Thu 21/811:52 a.m.EYW - YYZ

1 stop10h 06mWestJet

Deal found 31/7C$ 909

Tue 19/86:00 a.m.YUL - EYW

1 stop8h 25mUnited Airlines

Fri 22/83:41 p.m.EYW - YUL

2 stops19h 49mUnited Airlines

Deal found 30/7C$ 958

Tue 19/86:45 a.m.YUL - EYW

3 stops26h 37mMultiple Airlines

Fri 22/810:02 a.m.EYW - YUL

2 stops26h 23mMultiple Airlines

Deal found 30/7C$ 1,001

Tue 19/87:50 a.m.YUL - EYW

2 stops11h 17mAmerican Airlines

Fri 22/87:40 p.m.EYW - YUL

2 stops16h 36mAmerican Airlines

Deal found 30/7C$ 1,024

Thu 28/86:00 a.m.YYZ - EYW

1 stop13h 07mAmerican Airlines

Thu 4/912:09 p.m.EYW - YYZ

1 stop10h 20mAmerican Airlines

Deal found 29/7C$ 839

Thu 28/88:55 p.m.YYZ - EYW

2 stops17h 30mUnited Airlines

Thu 4/93:50 p.m.EYW - YYZ

2 stops18h 14mUnited Airlines

Deal found 29/7C$ 898

One-way flights from Canada to Key West
Search for one-way flight options from Canada to Key West. Find affordable one-way fares based on user searches. Data last updated 1 August 2025.

Wed 27/89:50 a.m.YYZ - EYW

1 stop27h 17mMultiple Airlines

Deal found 29/7C$ 291

Fri 12/99:00 p.m.YTZ - EYW

2 stops35h 15mMultiple Airlines

Deal found 29/7C$ 310

Fri 12/96:15 a.m.YYZ - EYW

2 stops10h 57mDelta

Deal found 29/7C$ 453

Tue 16/97:00 a.m.YUL - EYW

2 stops10h 15mDelta

Deal found 31/7C$ 454

Tue 16/96:45 a.m.YUL - EYW

3 stops26h 22mMultiple Airlines

Deal found 31/7C$ 475

Thu 7/81:20 p.m.YYZ - EYW

1 stop6h 29mWestJet

Deal found 30/7C$ 519

Tue 30/124:10 p.m.YYZ - EYW

2 stops20h 16mUnited Airlines

Deal found 31/7C$ 581

Sat 13/96:00 a.m.YXU - EYW

2 stops28h 55mWestJet

Deal found 29/7C$ 933

Fly from

Fly to

Route

Depart

Return

Price

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 12/1

7:45 p.m.-5:12 p.m.

2 stops21h 27m

Key West

Wed 21/1

7:00 a.m.-6:49 p.m.

2 stops11h 49m

C$ 598

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 22/11

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

1 stop12h 00m

Key West

Mon 1/12

12:32 p.m.-9:19 p.m.

1 stop8h 47m

C$ 630

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 13/9

5:17 p.m.-11:49 a.m.

1 stop18h 32m

Key West

Sat 20/9

5:08 p.m.-11:59 a.m.

1 stop18h 51m

C$ 787

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Fri 12/9

4:30 p.m.-2:11 p.m.

2 stops21h 41m

Key West

Fri 19/9

3:50 p.m.-10:04 a.m.

2 stops18h 14m

C$ 816

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 23/1

7:00 a.m.-12:46 p.m.

1 stop5h 46m

Key West

Fri 30/1

12:23 p.m.-8:18 p.m.

1 stop7h 55m

C$ 829

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Tue 6/1

5:40 p.m.-11:50 a.m.

1 stop18h 10m

Key West

Wed 14/1

5:21 p.m.-10:45 p.m.

1 stop5h 24m

C$ 855

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 10/10

6:41 p.m.-8:06 p.m.

1 stop25h 25m

Key West

Thu 16/10

12:22 p.m.-11:31 a.m.

1 stop23h 09m

C$ 898

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Fri 12/9

6:15 a.m.-5:15 p.m.

1 stop11h 00m

Key West

Sun 14/9

7:00 a.m.-9:51 p.m.

1 stop14h 51m

C$ 900

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 16/8

12:14 p.m.-8:12 p.m.

2 stops7h 58m

Key West

Sat 23/8

7:00 a.m.-9:08 p.m.

2 stops14h 08m

C$ 906

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 27/8

9:50 a.m.-1:07 p.m.

1 stop27h 17m

C$ 291

Flights are sorted by cheapest round-trip flights first.

Deals found on 29/7

Showing 1-10 of 17 results

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?

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

See what other customers who have flown with Delta,United Airlines, andAmerican Airlines 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.

Delta

8.0

Very good

7,981 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.

Delta

8.0

Very good

7,981 reviews

Delta

8.0

Very good

7,981 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.

United Airlines

7.4

Good

8,900 reviews

Delta

8.0

Very good

7,981 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,981 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.

WestJet

7.2

Good

2,978 reviews

Delta

8.0

Very good

7,981 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Richard,Sep 2023

YYZ - ATL

Four hour delay (missing two screws). Seats in need of repair.

Related info for your journey

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.
What are the cheapest airlines to fly from Canada to Key West one-way?
C$ 454 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on WestJet and United Airlines, with prices starting from C$ 519 and C$ 794, respectively.
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

Alternative routes for Canada to Key West

Pierre Elliott Trudeau Intl to Fort Lauderdale flights

Pierre Elliott Trudeau Intl to Miami flights

Pearson Intl to Fort Lauderdale flights

Pearson Intl to Miami flights

Pearson Intl to Orlando flights

Pierre Elliott Trudeau Intl to Orlando flights

Toronto Island to Fort Lauderdale flights

Toronto Island to Orlando flights

Pearson Intl to Tampa flights

Vancouver Intl to Miami flights

Toronto Island to Miami flights

Vancouver Intl to Orlando flights

Vancouver Intl to Fort Lauderdale flights

Québec City to Fort Lauderdale flights

Ottawa to Fort Lauderdale flights

Pearson Intl to West Palm Beach flights

Pearson Intl to Fort Myers flights

Buffalo to Orlando flights

Ottawa to Miami flights

Calgary to Fort Lauderdale flights

Calgary to Orlando flights

Ottawa to Orlando flights

Pierre Elliott Trudeau Intl to Tampa flights

Halifax to Orlando flights

Pierre Elliott Trudeau Intl to West Palm Beach flights

Abbotsford to Miami flights

Québec City to Orlando flights

Calgary to Miami flights

Buffalo to Miami flights

Buffalo to Fort Lauderdale flights

Hamilton to Orlando flights

Québec City to Miami flights

Vancouver Intl to West Palm Beach flights

Abbotsford to Fort Lauderdale flights

Hamilton to Fort Lauderdale flights

Winnipeg to Orlando flights

Toronto Island to Tampa flights

Pearson Intl to Jacksonville flights

Pearson Intl to Sarasota flights

Edmonton to Orlando flights

Detroit to Miami flights

Vancouver Intl to Tampa flights

Pierre Elliott Trudeau Intl to Fort Myers flights

Abbotsford to Orlando flights

Detroit to Orlando flights

Winnipeg to Fort Lauderdale flights

Edmonton to Miami flights

Charlottetown to Orlando flights

Region of Waterloo Intl to Orlando flights

Edmonton to Fort Lauderdale flights

Top 3 airlines flying from Canada to Key West

Airline	Cheapest	Average	Flexibility	On-time
WestJet	CheapestC$ 523	AverageC$ 872	FlexibilityNo cancel fee	On-time60%	Search WestJet flights
American Airlines	CheapestC$ 678	AverageC$ 756	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights
United Airlines	CheapestC$ 701	AverageC$ 925	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Canada to Key West from C$ 291

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 27/8. Fares are subject to change and may not be available on all flights or dates of travel.

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 1 August 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Canada to Key West

Cheapest flights from Canada to Key WestExplore 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 1 August 2025.

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 1 August 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Canada to Key West that are best for you.

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.

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 1 August 2025.

Reviews of airlines servicing Key West

See what other customers who have flown with Delta,United Airlines, andAmerican Airlines 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.

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?

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

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Canada to Key West

See prices for flight routes from nearby airports that may be better suited for you.

Top 3 airlines flying from Canada to Key West

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?

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 1 August 2025.