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 65% 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.

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

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

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 6h 02m on average, while flying from Toronto to Key West is 9h 02m 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 September 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$ 228 Cheap Flights from Canada to Key West in 2025/26

1 adult

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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

5:15 p.m. - 8:15 a.m.YYZ-EYW

15h 00m1 stop

8:55 a.m. - 12:11 a.m.EYW-YYZ

15h 16m1 stop

C$ 391Multiple Airlines

Find Deal

Thu, 30 Oct - Thu, 6 Nov

5:15 p.m. - 8:15 a.m.YYZ-EYW

15h 00m1 stop

10:47 a.m. - 9:19 p.m.EYW-YYZ

10h 32m1 stop

C$ 430Multiple Airlines

Find Deal

Wed, 29 Oct - Wed, 5 Nov

10:20 a.m. - 8:06 p.m.YYZ-EYW

9h 46m2 stops

7:40 a.m. - 8:42 p.m.EYW-YYZ

13h 02m2 stops

C$ 742Delta

Find Deal

Wed, 29 Oct - Wed, 5 Nov

2:15 p.m. - 1:52 p.m.YYZ-EYW

23h 37m3 stops

3:00 p.m. - 8:17 a.m.EYW-YYZ

17h 17m2 stops

C$ 767United Airlines

Find Deal

Wed, 29 Oct - Wed, 5 Nov

6:00 a.m. - 5:21 p.m.YUL-EYW

11h 21m2 stops

7:40 a.m. - 6:40 p.m.EYW-YUL

11h 00m2 stops

C$ 803Delta

Find Deal

Wed, 29 Oct - Wed, 5 Nov

7:29 a.m. - 4:07 p.m.YUL-EYW

8h 38m1 stop

2:01 p.m. - 3:11 p.m.EYW-YUL

25h 10m1 stop

C$ 805American Airlines

Find Deal

Wed, 29 Oct - Wed, 5 Nov

8:55 p.m. - 1:52 p.m.YYZ-EYW

16h 57m2 stops

2:48 p.m. - 9:24 p.m.EYW-YYZ

6h 36m1 stop

C$ 810United Airlines

Find Deal

Sat, 25 Oct - Wed, 29 Oct

7:50 a.m. - 7:22 p.m.YUL-EYW

11h 32m2 stops

2:01 p.m. - 3:11 p.m.EYW-YUL

25h 10m1 stop

C$ 812American Airlines

Find Deal

Wed, 29 Oct - Wed, 5 Nov

1:20 p.m. - 5:15 p.m.YYZ-EYW

27h 55m1 stop

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

14h 51m1 stop

C$ 949WestJet

Find Deal

Wed, 24 Sep - Sun, 28 Sep

1:20 p.m. - 8:07 p.m.YYZ-EYW

6h 47m1 stop

7:00 a.m. - 12:07 p.m.EYW-YYZ

5h 07m1 stop

C$ 956WestJet

Find Deal

Wed, 24 Sep - Sun, 28 Sep

Delta flights from Canada to Key West

Our best Delta deals on Canada to Key West flight tickets

Delta

29 Oct

YYZ10:20 a.m.Toronto Pearson Intl

9h 46m

2 stops

EYW8:06 p.m.Key West

5 Nov

EYW7:40 a.m.Key West

13h 02m

2 stops

YYZ8:42 p.m.Toronto Pearson Intl

C$ 742

Find similar

Delta

29 Oct

YUL6:00 a.m.Montreal Pierre Elliott Trudeau Intl

11h 21m

2 stops

EYW5:21 p.m.Key West

5 Nov

EYW7:40 a.m.Key West

11h 00m

2 stops

YUL6:40 p.m.Montreal Pierre Elliott Trudeau Intl

C$ 803

Find similar

Delta

6 Dec

YYZ6:00 a.m.Toronto Pearson Intl

11h 10m

2 stops

EYW5:10 p.m.Key West

11 Dec

EYW6:05 p.m.Key West

5h 54m

1 stop

YYZ11:59 p.m.Toronto Pearson Intl

C$ 819

Find similar

United Airlines flights from Canada to Key West

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

United Airlines

29 Oct

YYZ2:15 p.m.Toronto Pearson Intl

23h 37m

3 stops

EYW1:52 p.m.Key West

5 Nov

EYW3:00 p.m.Key West

17h 17m

2 stops

YYZ8:17 a.m.Toronto Pearson Intl

C$ 767

Find similar

United Airlines

25 Oct

YYZ8:55 p.m.Toronto Pearson Intl

16h 57m

2 stops

EYW1:52 p.m.Key West

29 Oct

EYW2:48 p.m.Key West

6h 36m

1 stop

YYZ9:24 p.m.Toronto Pearson Intl

C$ 810

Find similar

United Airlines

29 Oct

YYZ6:52 a.m.Toronto Pearson Intl

8h 27m

1 stop

EYW3:19 p.m.Key West

5 Nov

EYW3:00 p.m.Key West

19h 29m

2 stops

YYZ10:29 a.m.Toronto Pearson Intl

C$ 832

Find similar

Fly from

Fly to

Route

Depart

Return

Price

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Thu 30/10

5:15 p.m.-8:15 a.m.

1 stop15h 00m

Key West

Thu 6/11

8:55 a.m.-12:11 a.m.

1 stop15h 16m

C$ 391

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 29/10

5:15 p.m.-8:15 a.m.

1 stop15h 00m

Key West

Wed 5/11

10:47 a.m.-9:19 p.m.

1 stop10h 32m

C$ 430

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 29/10

10:20 a.m.-8:06 p.m.

2 stops9h 46m

Key West

Wed 5/11

7:40 a.m.-8:42 p.m.

2 stops13h 02m

C$ 742

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 29/10

2:15 p.m.-1:52 p.m.

3 stops23h 37m

Key West

Wed 5/11

3:00 p.m.-8:17 a.m.

2 stops17h 17m

C$ 767

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

6:00 a.m.-5:21 p.m.

2 stops11h 21m

Key West

Wed 5/11

7:40 a.m.-6:40 p.m.

2 stops11h 00m

C$ 803

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

7:29 a.m.-4:07 p.m.

1 stop8h 38m

Key West

Wed 5/11

2:01 p.m.-3:11 p.m.

1 stop25h 10m

C$ 805

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 25/10

8:55 p.m.-1:52 p.m.

2 stops16h 57m

Key West

Wed 29/10

2:48 p.m.-9:24 p.m.

1 stop6h 36m

C$ 810

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Wed 29/10

7:50 a.m.-7:22 p.m.

2 stops11h 32m

Key West

Wed 5/11

2:01 p.m.-3:11 p.m.

1 stop25h 10m

C$ 812

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 24/9

1:20 p.m.-5:15 p.m.

1 stop27h 55m

Key West

Sun 28/9

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

1 stop14h 51m

C$ 949

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 24/9

1:20 p.m.-8:07 p.m.

1 stop6h 47m

Key West

Sun 28/9

7:00 a.m.-12:07 p.m.

1 stop5h 07m

C$ 956

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 month to fly to Key West?

In general, October is the cheapest month to fly from Canada to Key West. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 656. If you don’t want to visit Key West in October, then you should wait until May to fly from Canada, when ticket prices are also cheap, with an average price of C$ 676.

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$ 838. 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$ 959.

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$ 893. Try not to purchase tickets in the morning because they tend to be around C$ 921. Of course, these prices can vary depending on the time of year and what airport you fly to.

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.

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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 September 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$ 538	Free Cancellation	Rating 7.2 3,093 reviews	Search WestJet flights
American Airlines	PriceFrom C$ 677	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom C$ 819	Free Cancellation	Rating 7.4 8,924 reviews	Search United Airlines flights

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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.