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 26 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$ 707 (from Edmonton) have been found by momondo users. In 3,426 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 5h 08m on average, while flying from Vancouver Intl to Key West is on average. Key West is the most popular airport in Key West.

C$ 298 Cheap Flights to Key West in 2026

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.

5:15 p.m. - 1:38 p.m.-

20h 23m

10:04 a.m. - 5:40 p.m.-

7h 36m

C$ 508Multiple Airlines

Sat, 31 Oct - Sat, 7 Nov

4:50 p.m. - 10:19 a.m.-

17h 29m

10:59 a.m. - 11:35 p.m.-

12h 36m

C$ 553Multiple Airlines

Sun, 13 Sep - Sun, 20 Sep

4:50 p.m. - 10:19 a.m.-

17h 29m

6:11 p.m. - 9:55 p.m.-

27h 44m

C$ 595Multiple Airlines

Sun, 13 Sep - Sun, 20 Sep

5:20 p.m. - 9:44 a.m.-

40h 24m

10:04 a.m. - 5:40 p.m.-

7h 36m

C$ 651Multiple Airlines

Sat, 31 Oct - Sat, 7 Nov

1:38 p.m. - 7:57 p.m.-

6h 19m

7:40 a.m. - 5:18 p.m.-

9h 38m

C$ 706Delta

Wed, 2 Sep - Wed, 23 Sep

6:15 a.m. - 12:55 p.m.-

6h 40m

2:31 p.m. - 11:46 p.m.-

9h 15m

C$ 720American Airlines

Wed, 19 Aug - Wed, 26 Aug

6:15 a.m. - 4:18 p.m.-

10h 03m

2:31 p.m. - 9:38 p.m.-

7h 07m

C$ 720American Airlines

Wed, 2 Sep - Sat, 5 Sep

6:15 a.m. - 12:55 p.m.-

6h 40m

4:58 p.m. - 11:59 a.m.-

19h 01m

C$ 720American Airlines

Wed, 2 Sep - Sat, 5 Sep

7:45 a.m. - 5:07 p.m.-

9h 22m

6:02 p.m. - 11:59 p.m.-

5h 57m

C$ 726Delta

Fri, 13 Nov - Wed, 18 Nov

7:45 a.m. - 5:07 p.m.-

9h 22m

2:00 p.m. - 9:59 p.m.-

7h 59m

C$ 727Delta

Fri, 13 Nov - Wed, 18 Nov

Fly from

Route

Depart

Return

Price

Cheapest round-trip

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 31/10

5:15 p.m.-1:38 p.m.

1 stop20h 23m

Key West

Sat 7/11

10:04 a.m.-5:40 p.m.

1 stop7h 36m

C$ 508

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sun 13/9

4:50 p.m.-10:19 a.m.

1 stop17h 29m

Key West

Sun 20/9

10:59 a.m.-11:35 p.m.

1 stop12h 36m

C$ 553

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sun 13/9

4:50 p.m.-10:19 a.m.

1 stop17h 29m

Key West

Sun 20/9

6:11 p.m.-9:55 p.m.

2 stops27h 44m

C$ 595

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Sat 31/10

5:20 p.m.-9:44 a.m.

2 stops40h 24m

Key West

Sat 7/11

10:04 a.m.-5:40 p.m.

1 stop7h 36m

C$ 651

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 2/9

1:38 p.m.-7:57 p.m.

1 stop6h 19m

Key West

Wed 23/9

7:40 a.m.-5:18 p.m.

1 stop9h 38m

C$ 706

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 19/8

6:15 a.m.-12:55 p.m.

1 stop6h 40m

Key West

Wed 26/8

2:31 p.m.-11:46 p.m.

1 stop9h 15m

C$ 720

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 2/9

6:15 a.m.-4:18 p.m.

1 stop10h 03m

Key West

Sat 5/9

2:31 p.m.-9:38 p.m.

1 stop7h 07m

C$ 720

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Wed 2/9

6:15 a.m.-12:55 p.m.

1 stop6h 40m

Key West

Sat 5/9

4:58 p.m.-11:59 a.m.

1 stop19h 01m

C$ 720

Quickest round-trip

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Fri 13/11

7:45 a.m.-5:07 p.m.

1 stop9h 22m

Key West

Wed 18/11

6:02 p.m.-11:59 p.m.

1 stop5h 57m

C$ 726

TorontoKey West

YYZ - EYW

YYZEYW

Toronto Pearson Intl

Fri 13/11

7:45 a.m.-5:07 p.m.

1 stop9h 22m

Key West

Wed 18/11

2:00 p.m.-9:59 p.m.

1 stop7h 59m

C$ 727

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?

Cheap Key West flight deals and tips

Summary info about Key West flight prices, duration and airlines

Best One-Way Price	C$ 298
Best Round-Trip Price	C$ 508
Fastest flight time	19h 09m

The best one-way flight price to Key West from Canada in the last 5 days is C$ 298 (Toronto Pearson Intl to Key West).

Search Deals

The best round-trip flight price to Key West from Canada in the last 5 days is C$ 508 (Toronto Pearson Intl to Key West).

Search Deals

The fastest flight to Key West from Canada takes 19h 09m (London 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. Ernest Hemingway Home and Museum is a great museum to visit near Key West and is especially great when the weather outside is less than desirable. 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 August 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

Thu 3/9

Thu 10/9

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$ 503

Montreal to Key West Flightsfrom C$ 558

London to Key West Flightsfrom C$ 738

C$ 298 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 11/9. 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?

Cheap Key West flight deals and tips

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