Which airlines fly to Key West?

Based on our data, the most popular airline that fly to Key West from Canada is WestJet. There may also be other airline options depending on where in Canada you’re flying from.

WestJet Flights to Key West

WestJet is a popular choice for users travelling to Key West. It operates 28 flights every week to Key West, most often flying from Atlanta Hartsfield-Jackson. WestJet ticket prices will depend on when and where you need to fly from - deals as low as C$ 689 (from Edmonton) have been found by momondo users. In 3,332 reviews, momondo users have rated WestJet at an average score of 7.2/10.

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 Toronto Pearson Intl to Key West is 6h on average, while flying from Vancouver Intl to Key West is on average. Key West is the most popular airport in Key West.

C$ 280 Cheap Flights to Key West in 2026

1 adult

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

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:50 a.m. - 2:01 p.m.

YYZ

EYW

28h 11m

1 stop

11:46 a.m. - 2:05 p.m.

EYW

YYZ

26h 19m

2 stops

C$ 602Multiple Airlines

Thu, 28 May - Wed, 19 Aug

4:50 p.m. - 11:25 a.m.

YYZ

EYW

18h 35m

1 stop

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

EYW

YYZ

7h 58m

1 stop

C$ 640Multiple Airlines

Sat, 11 Jul - Mon, 13 Jul

4:50 p.m. - 11:25 a.m.

YYZ

EYW

18h 35m

1 stop

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

EYW

YYZ

7h 58m

1 stop

C$ 648Multiple Airlines

Sat, 11 Jul - Mon, 13 Jul

7:45 a.m. - 11:25 a.m.

YYZ

EYW

27h 40m

1 stop

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

EYW

YYZ

7h 58m

1 stop

C$ 655Multiple Airlines

Wed, 8 Jul - Mon, 13 Jul

7:44 p.m. - 11:02 a.m.

YUL

EYW

15h 18m

2 stops

6:24 p.m. - 11:55 p.m.

EYW

YUL

5h 31m

1 stop

C$ 853Delta

Mon, 8 Jun - Mon, 15 Jun

6:00 a.m. - 1:30 p.m.

YUL

EYW

7h 30m

1 stop

2:26 p.m. - 10:06 p.m.

EYW

YUL

7h 40m

1 stop

C$ 878United Airlines

Mon, 8 Jun - Mon, 15 Jun

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

YUL

EYW

10h 27m

1 stop

7:50 a.m. - 5:42 p.m.

EYW

YUL

9h 52m

1 stop

C$ 879Delta

Mon, 6 Jul - Mon, 27 Jul

5:33 p.m. - 12:16 p.m.

YUL

EYW

18h 43m

2 stops

7:29 p.m. - 1:54 p.m.

EYW

YUL

18h 25m

1 stop

C$ 892American Airlines

Fri, 5 Jun - Fri, 12 Jun

4:16 p.m. - 10:56 a.m.

YUL

EYW

18h 40m

2 stops

7:29 p.m. - 12:28 p.m.

EYW

YUL

16h 59m

2 stops

C$ 896American Airlines

Mon, 8 Jun - Mon, 15 Jun

6:00 a.m. - 1:30 p.m.

YUL

EYW

7h 30m

1 stop

2:26 p.m. - 10:06 p.m.

EYW

YUL

7h 40m

1 stop

C$ 907United Airlines

Thu, 16 Jul - Wed, 22 Jul

Fly from

Route

Depart

Return

Price

Cheapest round-trip

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Thu 28/5

9:50 a.m.-2:01 p.m.

1 stop28h 11m

Key West

Wed 19/8

11:46 a.m.-2:05 p.m.

2 stops26h 19m

C$ 602

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 11/7

4:50 p.m.-11:25 a.m.

1 stop18h 35m

Key West

Mon 13/7

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

1 stop7h 58m

C$ 640

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 11/7

4:50 p.m.-11:25 a.m.

1 stop18h 35m

Key West

Mon 13/7

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

1 stop7h 58m

C$ 648

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 8/7

7:45 a.m.-11:25 a.m.

1 stop27h 40m

Key West

Mon 13/7

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

1 stop7h 58m

C$ 655

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 8/6

7:44 p.m.-11:02 a.m.

2 stops15h 18m

Key West

Mon 15/6

6:24 p.m.-11:55 p.m.

1 stop5h 31m

C$ 853

Quickest round-trip

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 8/6

6:00 a.m.-1:30 p.m.

1 stop7h 30m

Key West

Mon 15/6

2:26 p.m.-10:06 p.m.

1 stop7h 40m

C$ 878

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 6/7

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

1 stop10h 27m

Key West

Mon 27/7

7:50 a.m.-5:42 p.m.

1 stop9h 52m

C$ 879

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Fri 5/6

5:33 p.m.-12:16 p.m.

2 stops18h 43m

Key West

Fri 12/6

7:29 p.m.-1:54 p.m.

1 stop18h 25m

C$ 892

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Mon 8/6

4:16 p.m.-10:56 a.m.

2 stops18h 40m

Key West

Mon 15/6

7:29 p.m.-12:28 p.m.

2 stops16h 59m

C$ 896

MontrealKey West

YUL - EYW

YULEYW

Montreal Pierre Elliott Trudeau Intl

Thu 16/7

6:00 a.m.-1:30 p.m.

1 stop7h 30m

Key West

Wed 22/7

2:26 p.m.-10:06 p.m.

1 stop7h 40m

C$ 907

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

Key West flights insights and trends

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

Prices

Other information

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$ 816. 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$ 825.

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 AIRPORT	January	21% cheaper	Flying from Toronto Pearson Intl Airport to Key West costs on average just C$ 674 in January
MOST EXPENSIVE MONTH TO FLY TO KEY WEST FROM TORONTO PEARSON INTL AIRPORT	October	32% more expensive	It costs about C$ 1,129 for flights to Key West from Toronto Pearson Intl Airport in October
MOST POPULAR MONTH TO FLY TO KEY WEST FROM TORONTO PEARSON INTL AIRPORT	July	800% more users visited	More 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$ 280
Best Round-Trip Price	C$ 602
Fastest flight time	28h 24m

The best one-way flight price to Key West from Canada in the last 72 hours is C$ 280 (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$ 602 (Toronto Pearson Intl to Key West).

Search Deals

The fastest flight to Key West from Canada takes 28h 24m (Toronto Pearson Intl to Key West).

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 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.

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

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 9/6

Tue 16/6

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Key West

Popular routes

Other cities

Nearby airports

Airlines

Cabin classes

Complete your trip

Feeling lucky

Popular Flights to Key West

Toronto to Key West Flightsfrom C$ 641

Montreal to Key West Flightsfrom C$ 643

London to Key West Flightsfrom C$ 769

C$ 280 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 1/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Canada to Key West

Cheap round-trip flights

Cheap one-way flights

Cheap last-minute flights

momondo Fare Finder

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

See travel insights to Key West from

Key West flights insights and trends

What is the cheapest month to fly to Key West?

How long does it take to fly to Key West?

Cheapest flights to Key West

Find the cheapest flights to Key West from your nearest city or airport

Cheap Key West flight deals and tips

Summary info about Key West flight prices, duration and airlines

Best One-Way Price

Best Round-Trip Price

Fastest flight time

Frequently asked questions about flying to Key West

Travelling to a place near Key West?

Why use momondo?

An easier way to manage your Key West trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

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

Popular Cities in the United States

Popular flights according to clicks in the last 7 days on momondo

Airports servicing Canada

Fly your favourite airline to Key West

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Key West

List of cabin classes available on flights landing in Key West. Availability may vary depending on flight origin and airline.

Complete your trip to Key West

Explore popular destinations other users love

According to popular flight searches on momondo this year