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Flights to Key West

C$ 304 Cheap flights to Key West

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight to Key West departing on 5/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Canada to Key West

Cheap round-trip flights

Logo
9:35 a.m. - 9:07 a.m.YYZ-EYW
47h 32m2 stops
Logo
8:55 a.m. - 10:40 p.m.EYW-YYZ
13h 45m1 stop
C$ 747
Find Deal
Mon, 29 Sep - Thu, 9 Oct
United Airlines Logo
7:30 a.m. - 2:04 p.m.YYZ-EYW
6h 34m1 stop
United Airlines Logo
3:00 p.m. - 9:58 a.m.EYW-YYZ
18h 58m2 stops
C$ 822United Airlines
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Fri, 7 Nov - Tue, 11 Nov
United Airlines Logo
7:30 a.m. - 2:04 p.m.YYZ-EYW
6h 34m1 stop
United Airlines Logo
3:00 p.m. - 9:24 p.m.EYW-YYZ
6h 24m1 stop
C$ 824United Airlines
Find Deal
Fri, 7 Nov - Tue, 11 Nov
American Airlines Logo
6:14 a.m. - 5:46 p.m.YYZ-EYW
11h 32m1 stop
American Airlines Logo
5:47 p.m. - 11:59 p.m.EYW-YYZ
6h 12m1 stop
C$ 833American Airlines
Find Deal
Mon, 29 Sep - Thu, 9 Oct
American Airlines Logo
7:20 a.m. - 6:59 p.m.YYZ-EYW
11h 39m2 stops
American Airlines Logo
7:31 p.m. - 10:15 a.m.EYW-YYZ
14h 44m2 stops
C$ 843American Airlines
Find Deal
Wed, 17 Sep - Wed, 24 Sep
Delta Logo
7:55 a.m. - 5:15 p.m.YYZ-EYW
9h 20m2 stops
Delta Logo
2:00 p.m. - 9:51 p.m.EYW-YYZ
7h 51m1 stop
C$ 847Delta
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Wed, 17 Sep - Wed, 24 Sep
American Airlines Logo
7:29 a.m. - 2:17 p.m.YUL-EYW
6h 48m1 stop
American Airlines Logo
4:53 p.m. - 10:55 p.m.EYW-YUL
6h 02m1 stop
C$ 851American Airlines
Find Deal
Sun, 5 Oct - Thu, 9 Oct
Delta Logo
7:00 a.m. - 5:15 p.m.YUL-EYW
10h 15m1 stop
Delta Logo
12:22 p.m. - 5:34 p.m.EYW-YUL
5h 12m1 stop
C$ 863Delta
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Sun, 5 Oct - Sun, 12 Oct
WestJet Logo
11:52 a.m. - 8:06 p.m.YYZ-EYW
8h 14m1 stop
WestJet Logo
6:17 p.m. - 4:50 p.m.EYW-YYZ
22h 33m1 stop
C$ 929WestJet
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Sat, 18 Oct - Fri, 24 Oct
WestJet Logo
7:00 a.m. - 10:59 a.m.YUL-EYW
27h 59m1 stop
WestJet Logo
7:00 a.m. - 5:04 p.m.EYW-YUL
10h 04m1 stop
C$ 931WestJet
Find Deal
Thu, 27 Nov - Sun, 30 Nov

momondo Fare Finder

 
Locate flights to Key West that fit your budget, with regularly updated fares and availability. In the last 7 days, momondo users made a total of 96,600 searches and data was last updated on 21 August 2025.
Use the filters below to find and compare flights to Key West that are best for you.

Fly from

Route

Depart

Return

Price

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Mon 29/9

9:35 a.m.-9:07 a.m.

2 stops47h 32m

Key West

Thu 9/10

8:55 a.m.-10:40 p.m.

1 stop13h 45m

C$ 747

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Fri 7/11

7:30 a.m.-2:04 p.m.

1 stop6h 34m

Key West

Tue 11/11

3:00 p.m.-9:58 a.m.

2 stops18h 58m

C$ 822

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Fri 7/11

7:30 a.m.-2:04 p.m.

1 stop6h 34m

Key West

Tue 11/11

3:00 p.m.-9:24 p.m.

1 stop6h 24m

C$ 824

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Mon 29/9

6:14 a.m.-5:46 p.m.

1 stop11h 32m

Key West

Thu 9/10

5:47 p.m.-11:59 p.m.

1 stop6h 12m

C$ 833

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 17/9

7:20 a.m.-6:59 p.m.

2 stops11h 39m

Key West

Wed 24/9

7:31 p.m.-10:15 a.m.

2 stops14h 44m

C$ 843

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 17/9

7:55 a.m.-5:15 p.m.

2 stops9h 20m

Key West

Wed 24/9

2:00 p.m.-9:51 p.m.

1 stop7h 51m

C$ 847

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

7:29 a.m.-2:17 p.m.

1 stop6h 48m

Key West

Thu 9/10

4:53 p.m.-10:55 p.m.

1 stop6h 02m

C$ 851

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Sun 5/10

7:00 a.m.-5:15 p.m.

1 stop10h 15m

Key West

Sun 12/10

12:22 p.m.-5:34 p.m.

1 stop5h 12m

C$ 862

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 18/10

11:52 a.m.-8:06 p.m.

1 stop8h 14m

Key West

Fri 24/10

6:17 p.m.-4:50 p.m.

1 stop22h 33m

C$ 929

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Thu 27/11

7:00 a.m.-10:59 a.m.

1 stop27h 59m

Key West

Sun 30/11

7:00 a.m.-5:04 p.m.

1 stop10h 04m

C$ 931

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Key West from

Key West flights insights and trends

Explore insights for your Key West flight to craft the best travel plan

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$ 660. 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$ 679.

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$ 843. 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$ 964.

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$ 898. Try not to purchase tickets in the morning because they tend to be around C$ 926. Of course, these prices can vary depending on the time of year and what airport you fly to.

Cheapest flights to Key West

Find the cheapest flights to Key West from your nearest city or airport
Find Flights from Toronto Pearson Intl Airport to Key West
CHEAPEST MONTH TO FLY TO KEY WEST FROM TORONTO PEARSON INTL AIRPORTSeptember17% cheaperFlying from Toronto Pearson Intl Airport to Key West costs on average just C$ 725 in September
MOST EXPENSIVE MONTH TO FLY TO KEY WEST FROM TORONTO PEARSON INTL AIRPORTJuly13% more expensiveIt costs about C$ 985 for flights to Key West from Toronto Pearson Intl Airport in July
MOST POPULAR MONTH TO FLY TO KEY WEST FROM TORONTO PEARSON INTL AIRPORTMarch475% more users visitedMore momondo users searched in flights to Key West from Toronto Pearson Intl Airport in March than any other month

Cheap Key West flight deals and tips

Summary info about Key West flight prices, duration and airlines

Best One-Way Price

C$ 304

Best Round-Trip Price

C$ 747

Fastest flight time

8h 31m

Popular in

December
The best one-way flight price to Key West from Canada in the last 72 hours is C$ 304 (Toronto Pearson Intl to Key West).
Search Deals
The best round-trip flight price to Key West from Canada in the last 72 hours is C$ 747 (Toronto Pearson Intl to Key West).
Search Deals
The fastest flight to Key West from Canada takes 8h 31m (Toronto Pearson Intl to Key West).
Search Deals
December has the highest demand for flights to Key West, with a 27% price increase on average.
Search Deals

Frequently asked questions about flying to Key West

What is there to do in Key West when it’s raining?

If you are planning a flight to Key West and are looking to avoid the rain, you should avoid traveling during the months of August and September. These months will typically see 5.1 inches or more of rain, meaning that rain is likely. If you do run into rain while in Key West, there are still things to do and ways to enjoy your trip. For those looking to get out of the rain and do a little shopping, check out Duval Street.

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

Prices for flights to Key West Airport are updated daily.

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

There are 3 operators available for flights to Key West Airport as of August 2025.

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel to Key West Airport.

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

The travel and health documents required for your trip to Key West Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Key West Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Little Torch Key

Why use momondo?

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

We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.

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

Yes. All flights to Key West on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights to Key West?

Once all potential Key West flight options are in front of you momondo lets you sort and filter flights based on preferences such as airline, price and flight times, amongst many other options.

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

Yes momondo offers price alerts on flights to Key West. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Key West trip

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Find better results for your trip to Key West

Popular Flights to Key West

Popular routes according to searches in the past day on momondo
Toronto to Key West Flightsfrom C$ 556
Montreal to Key West Flightsfrom C$ 584
London to Key West Flightsfrom C$ 904