What is the cheapest airline that flies from Canada to Key West?

United Airlines, American Airlines, and Delta are the most popular carriers operating from Canada to Key West

Which airlines fly to Key West?

WestJet, American Airlines and United Airlines are the top three most popular airlines that fly to Key West from Canada according to our data. WestJet is the first choice among our users, with 66% of people opting to fly with this airline when travelling to Key West. Keep in mind that there are 3 different airlines that fly to Key West on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Key West?

The average flight duration from Canada to Key West depends on which airport you fly into and out of. Flying from Montreal to Key West is 7h 08m on average, while flying from Toronto to Key West is 11h 33m on average. Key West is the most popular airport in Key West.

When did momondo last update prices for flights from Canada to Key West Airport?

Prices for flights from Canada to Key West Airport are updated daily.

How many operators does momondo search for flights from Canada to Key West Airport?

As of October 2025, there are 2 operators available to choose from for flights from Canada to Key West Airport.

How old do you have to be to fly from Canada to Key West Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Canada to Key West Airport.

What documentation or ID do you need to fly to Key West Airport?

The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 240 Cheap Flights from Canada to Key West in 2025/26

1 adult

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Early arrival? Instantly customize your results

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Canada to Key West

Round-trip

One-way

Last minute

Recent round-trip flight deals from Canada to Key West

Enter your travel dates to find the best prices.

8:00 a.m. - 1:30 p.m.YUL-EYW

29h 30m1 stop

9:46 a.m. - 8:14 p.m.EYW-YUL

10h 28m2 stops

C$ 456Multiple Airlines

Find Deal

dom, 25 jan - dom, 8 fev

8:00 a.m. - 1:30 p.m.YUL-EYW

29h 30m1 stop

2:25 p.m. - 4:28 p.m.EYW-YUL

26h 03m1 stop

C$ 457Multiple Airlines

Find Deal

dom, 25 jan - ter, 10 fev

7:30 p.m. - 12:48 p.m.YUL-EYW

17h 18m1 stop

7:10 a.m. - 6:37 p.m.EYW-YUL

11h 27m2 stops

C$ 702Delta

Find Deal

ter, 27 jan - ter, 10 fev

7:30 p.m. - 7:42 p.m.YUL-EYW

24h 12m2 stops

2:45 p.m. - 8:44 a.m.EYW-YUL

17h 59m2 stops

C$ 713Delta

Find Deal

sex, 23 jan - sex, 6 fev

7:00 p.m. - 3:17 p.m.YUL-EYW

20h 17m2 stops

4:15 p.m. - 12:46 p.m.EYW-YUL

20h 31m2 stops

C$ 723United Airlines

Find Deal

sáb, 24 jan - sex, 6 fev

4:50 p.m. - 1:51 p.m.YYZ-EYW

21h 01m2 stops

3:09 p.m. - 11:20 p.m.EYW-YYZ

8h 11m1 stop

C$ 843United Airlines

Find Deal

sáb, 13 dez - sáb, 20 dez

7:15 a.m. - 1:00 p.m.YYZ-EYW

5h 45m1 stop

6:31 a.m. - 11:45 a.m.EYW-YYZ

5h 14m1 stop

C$ 876American Airlines

Find Deal

sáb, 21 mar - sáb, 28 mar

11:51 a.m. - 7:35 p.m.YYZ-EYW

7h 44m2 stops

7:10 a.m. - 4:35 p.m.EYW-YYZ

9h 25m2 stops

C$ 897American Airlines

Find Deal

qui, 4 dez - seg, 8 dez

12:40 p.m. - 8:06 p.m.YUL-EYW

7h 26m1 stop

7:25 a.m. - 5:15 p.m.EYW-YUL

9h 50m1 stop

C$ 954WestJet

Find Deal

sex, 19 dez - sex, 26 dez

6:45 a.m. - 8:06 p.m.YUL-EYW

13h 21m2 stops

7:25 a.m. - 11:59 p.m.EYW-YUL

16h 34m1 stop

C$ 992WestJet

Find Deal

sex, 19 dez - sex, 26 dez

American Airlines flights from Canada to Key West

Our best American Airlines deals on Canada to Key West flight tickets

American Airlines

11 Nov

YYZ5:15 p.m.Toronto Pearson Intl

17h 32m

1 stop

EYW10:47 a.m.Key West

18 Nov

EYW5:31 p.m.Key West

18h 23m

1 stop

YYZ11:54 a.m.Toronto Pearson Intl

C$ 756

Find similar

American Airlines

21 Mar

YYZ7:15 a.m.Toronto Pearson Intl

5h 45m

1 stop

EYW1:00 p.m.Key West

28 Mar

EYW6:31 a.m.Key West

5h 14m

1 stop

YYZ11:45 a.m.Toronto Pearson Intl

C$ 876

Find similar

American Airlines

4 Dec

YYZ11:51 a.m.Toronto Pearson Intl

7h 44m

2 stops

EYW7:35 p.m.Key West

8 Dec

EYW7:10 a.m.Key West

9h 25m

2 stops

YYZ4:35 p.m.Toronto Pearson Intl

C$ 897

Find similar

WestJet flights from Canada to Key West

Our best WestJet deals on Canada to Key West flight tickets

WestJet

19 Dec

YUL12:40 p.m.Montreal Pierre Elliott Trudeau Intl

7h 26m

1 stop

EYW8:06 p.m.Key West

26 Dec

EYW7:25 a.m.Key West

9h 50m

1 stop

YUL5:15 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 954

Find similar

WestJet

1 Nov

YYZ6:00 p.m.Toronto Pearson Intl

27h 06m

1 stop

EYW9:06 p.m.Key West

4 Nov

EYW12:22 p.m.Key West

22h 49m

1 stop

YYZ11:11 a.m.Toronto Pearson Intl

C$ 985

Find similar

WestJet

19 Dec

YUL6:45 a.m.Montreal Pierre Elliott Trudeau Intl

13h 21m

2 stops

EYW8:06 p.m.Key West

26 Dec

EYW7:25 a.m.Key West

16h 34m

1 stop

YUL11:59 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 992

Find similar

Fly from

Fly to

Route

Depart

Return

Price

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

dom 25/1

8:00 a.m.-1:30 p.m.

1 stop29h 30m

Key West

dom 8/2

9:46 a.m.-8:14 p.m.

2 stops10h 28m

C$ 456

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

dom 25/1

8:00 a.m.-1:30 p.m.

1 stop29h 30m

Key West

ter 10/2

2:25 p.m.-4:28 p.m.

1 stop26h 03m

C$ 457

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

ter 27/1

7:30 p.m.-12:48 p.m.

1 stop17h 18m

Key West

ter 10/2

7:10 a.m.-6:37 p.m.

2 stops11h 27m

C$ 702

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

sex 23/1

7:30 p.m.-7:42 p.m.

2 stops24h 12m

Key West

sex 6/2

2:45 p.m.-8:44 a.m.

2 stops17h 59m

C$ 713

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

sáb 24/1

7:00 p.m.-3:17 p.m.

2 stops20h 17m

Key West

sex 6/2

4:15 p.m.-12:46 p.m.

2 stops20h 31m

C$ 723

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

sáb 13/12

4:50 p.m.-1:51 p.m.

2 stops21h 01m

Key West

sáb 20/12

3:09 p.m.-11:20 p.m.

1 stop8h 11m

C$ 843

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

sáb 21/3

7:15 a.m.-1:00 p.m.

1 stop5h 45m

Key West

sáb 28/3

6:31 a.m.-11:45 a.m.

1 stop5h 14m

C$ 876

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

qui 4/12

11:51 a.m.-7:35 p.m.

2 stops7h 44m

Key West

seg 8/12

7:10 a.m.-4:35 p.m.

2 stops9h 25m

C$ 897

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

sex 19/12

12:40 p.m.-8:06 p.m.

1 stop7h 26m

Key West

sex 26/12

7:25 a.m.-5:15 p.m.

1 stop9h 50m

C$ 954

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

sex 19/12

6:45 a.m.-8:06 p.m.

2 stops13h 21m

Key West

sex 26/12

7:25 a.m.-11:59 p.m.

1 stop16h 34m

C$ 992

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Canada to Key West

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest day to depart on your flight to Key West?

According to our data, Wednesday is the cheapest day to fly to Key West from Canada. The lowest ticket price found for a Wednesday departure recently was C$ 845. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Key West on Saturday is C$ 967.

What is the cheapest time of day to depart on your flight to Key West?

Our most recent data shows that the best time of day to fly to Key West is at noon. Flights from Canada to Key West during this time can be as low as C$ 901. Try not to purchase tickets in the morning because they tend to be around C$ 929. Of course, these prices can vary depending on the time of year and what airport you fly to.

Can stopping save me money on Canada to Key West flights?

You could potentially save up to 9% on your flight if you consider stops on a Canada to Key West flight.

Cheap Canada to Key West flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Canada to Key West

Direct flights	None

There are no direct flights from Canada to Key West. There are no popular flight routes from Canada to Key West.

Search flight deals

When did momondo last update prices for flights from Canada to Key West Airport?
Prices for flights from Canada to Key West Airport are updated daily.
How many operators does momondo search for flights from Canada to Key West Airport?
As of October 2025, there are 2 operators available to choose from for flights from Canada to Key West Airport.
How old do you have to be to fly from Canada to Key West Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Canada to Key West Airport.
What documentation or ID do you need to fly to Key West Airport?
The travel and health documents you'll need for your trip to Key West Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Key West Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Canada to Key West

Compare and see reviews for airlines that fly from Canada to Key West with momondo

Airline	Rating	Free Cancellation	Price
WestJet	PriceFrom C$ 630	Free Cancellation	Rating 7.2 3,149 reviews	Search WestJet flights
American Airlines	PriceFrom C$ 682	Free Cancellation	Rating 7.2 11,030 reviews	Search American Airlines flights
United Airlines	PriceFrom C$ 826	Free Cancellation	Rating 7.4 8,998 reviews	Search United Airlines flights

Little Torch Key

Why use momondo?

Why should I use momondo to find a flight deal from Canada to Key West?

It is quick and easy to find Canada to Key West flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Key West that suits you.

Can I find flights from Canada to Key West with flexible booking policies on momondo?

Flights from Canada to Key West with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Canada to Key West?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Canada to Key West.

I’m not ready to book a flight from Canada to Key West right now. Can momondo alert me if prices change?

Price alerts on flights to Key West from Canada are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.