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Flights to Key West

C$ 226 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 17/8. 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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Cheap round-trip flights

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Multiple Airlines Logo
9:50 a.m. - 11:27 a.m.
YYZ
-
EYW
25h 37m
1 stop
Multiple Airlines Logo
9:16 p.m. - 9:55 p.m.
EYW
-
YYZ
24h 39m
2 stops
C$ 496Multiple Airlines
Sun, 14 Jun - Sun, 21 Jun
Multiple Airlines Logo
4:45 p.m. - 12:48 p.m.
YYZ
-
EYW
20h 03m
2 stops
Multiple Airlines Logo
3:27 p.m. - 4:45 p.m.
EYW
-
YYZ
25h 18m
1 stop
C$ 526Multiple Airlines
Wed, 8 Jul - Mon, 13 Jul
Multiple Airlines Logo
7:45 a.m. - 12:48 p.m.
YYZ
-
EYW
29h 03m
1 stop
Multiple Airlines Logo
12:07 p.m. - 8:05 p.m.
EYW
-
YYZ
7h 58m
1 stop
C$ 535Multiple Airlines
Wed, 8 Jul - Mon, 13 Jul
Multiple Airlines Logo
9:50 a.m. - 2:37 p.m.
YYZ
-
EYW
28h 47m
1 stop
Multiple Airlines Logo
12:07 p.m. - 8:05 p.m.
EYW
-
YYZ
7h 58m
1 stop
C$ 539Multiple Airlines
Thu, 9 Jul - Mon, 13 Jul
Delta Logo
6:00 a.m. - 5:14 p.m.
YUL
-
EYW
11h 14m
2 stops
Delta Logo
6:00 p.m. - 11:56 p.m.
EYW
-
YUL
5h 56m
1 stop
C$ 840Delta
Mon, 17 Aug - Fri, 21 Aug
Delta Logo
7:00 a.m. - 5:27 p.m.
YUL
-
EYW
10h 27m
1 stop
Delta Logo
2:38 p.m. - 11:55 p.m.
EYW
-
YUL
9h 17m
1 stop
C$ 843Delta
Fri, 19 Jun - Thu, 2 Jul
American Airlines Logo
7:29 a.m. - 6:49 p.m.
YUL
-
EYW
11h 20m
1 stop
American Airlines Logo
11:28 a.m. - 11:29 p.m.
EYW
-
YUL
12h 01m
1 stop
C$ 855American Airlines
Mon, 22 Jun - Tue, 30 Jun
American Airlines Logo
10:35 a.m. - 6:27 p.m.
YUL
-
EYW
7h 52m
2 stops
American Airlines Logo
1:59 p.m. - 9:45 a.m.
EYW
-
YUL
19h 46m
2 stops
C$ 860American Airlines
Fri, 18 Sep - Mon, 21 Sep
United Airlines Logo
5:20 p.m. - 1:30 p.m.
YTZ
-
EYW
20h 10m
2 stops
United Airlines Logo
2:26 p.m. - 11:29 a.m.
EYW
-
YTZ
21h 03m
2 stops
C$ 1,053United Airlines
Fri, 31 Jul - Fri, 7 Aug
United Airlines Logo
7:20 p.m. - 3:07 p.m.
YTZ
-
EYW
19h 47m
1 stop
United Airlines Logo
2:26 p.m. - 11:29 a.m.
EYW
-
YTZ
21h 03m
2 stops
C$ 1,083United Airlines
Fri, 31 Jul - Fri, 7 Aug

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 4 May 2026.
Use the filters below to find and compare flights to Key West that are best for you.

Fly from

Route

Depart

Return

Price

Cheapest round-trip

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sun 14/6

9:50 a.m.-11:27 a.m.

1 stop25h 37m

Key West

Sun 21/6

9:16 p.m.-9:55 p.m.

2 stops24h 39m

C$ 496

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 8/7

4:45 p.m.-12:48 p.m.

2 stops20h 03m

Key West

Mon 13/7

3:27 p.m.-4:45 p.m.

1 stop25h 18m

C$ 526

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 8/7

7:45 a.m.-12:48 p.m.

1 stop29h 03m

Key West

Mon 13/7

12:07 p.m.-8:05 p.m.

1 stop7h 58m

C$ 535

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Thu 9/7

9:50 a.m.-2:37 p.m.

1 stop28h 47m

Key West

Mon 13/7

12:07 p.m.-8:05 p.m.

1 stop7h 58m

C$ 539
Quickest round-trip

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 17/8

6:00 a.m.-5:14 p.m.

2 stops11h 14m

Key West

Fri 21/8

6:00 p.m.-11:56 p.m.

1 stop5h 56m

C$ 840

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 19/6

7:00 a.m.-5:27 p.m.

1 stop10h 27m

Key West

Thu 2/7

2:38 p.m.-11:55 p.m.

1 stop9h 17m

C$ 843

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 22/6

7:29 a.m.-6:49 p.m.

1 stop11h 20m

Key West

Tue 30/6

11:28 a.m.-11:29 p.m.

1 stop12h 01m

C$ 855

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 18/9

10:35 a.m.-6:27 p.m.

2 stops7h 52m

Key West

Mon 21/9

1:59 p.m.-9:45 a.m.

2 stops19h 46m

C$ 860

TorontoKey West

YTZ - EYW

YTZEYW

Toronto Island

Fri 31/7

5:20 p.m.-1:30 p.m.

2 stops20h 10m

Key West

Fri 7/8

2:26 p.m.-11:29 a.m.

2 stops21h 03m

C$ 1,053

TorontoKey West

YTZ - EYW

YTZEYW

Toronto Island

Fri 31/7

7:20 p.m.-3:07 p.m.

1 stop19h 47m

Key West

Fri 7/8

2:26 p.m.-11:29 a.m.

2 stops21h 03m

C$ 1,083

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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, January 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$ 811. If you don’t want to visit Key West in January, then you should wait until August to fly from Canada, when ticket prices are also cheap, with an average price of C$ 819.

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 AIRPORTJanuary21% cheaperFlying from Toronto Pearson Intl Airport to Key West costs on average just C$ 670 in January
MOST EXPENSIVE MONTH TO FLY TO KEY WEST FROM TORONTO PEARSON INTL AIRPORTOctober33% more expensiveIt costs about C$ 1,122 for flights to Key West from Toronto Pearson Intl Airport in October
MOST POPULAR MONTH TO FLY TO KEY WEST FROM TORONTO PEARSON INTL AIRPORTJuly300% more users visitedMore momondo users searched in flights to Key West from Toronto Pearson Intl Airport in July 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$ 226

Best Round-Trip Price

C$ 496

Fastest flight time

27h 19m
The best one-way flight price to Key West from Canada in the last 72 hours is C$ 226 (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$ 496 (Toronto Pearson Intl to Key West).
Search Deals
The fastest flight to Key West from Canada takes 27h 19m (Toronto Island to Key West).
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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 2 operators available for flights to Key West Airport as of May 2026.

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$ 365
Montreal to Key West Flightsfrom C$ 618
London to Key West Flightsfrom C$ 858