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Cheap flights from Cancún to Key West from $233

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Cancún to Key West

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:47 pm - 12:16 pmCUN  Cancun-EYW Key West
19h 29m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
4:09 pm - 12:54 pmEYW  Key West-CUN Cancun
20h 45m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$734United Airlines
Fri, Jan 29 - Tue, Feb 2
United Airlines Logo
8:39 am - 12:16 pmCUN  Cancun-EYW Key West
27h 37m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
4:09 pm - 3:37 pmEYW  Key West-CUN Cancun
23h 28m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$822United Airlines
Fri, Jan 29 - Tue, Feb 2
United Airlines Logo
1:16 pm - 12:16 pmCUN  Cancun-EYW Key West
23h 00m1 stop Chicago O'Hare Intl
United Airlines Logo
4:09 pm - 12:54 pmEYW  Key West-CUN Cancun
20h 45m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$823United Airlines
Fri, Jan 29 - Tue, Feb 2
United Airlines Logo
8:39 am - 12:16 pmCUN  Cancun-EYW Key West
27h 37m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
4:09 pm - 3:37 pmEYW  Key West-CUN Cancun
23h 28m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$828United Airlines
Fri, Jan 29 - Tue, Feb 2
United Airlines Logo
1:16 pm - 12:16 pmCUN  Cancun-EYW Key West
23h 00m1 stop Chicago O'Hare Intl
United Airlines Logo
4:09 pm - 12:54 pmEYW  Key West-CUN Cancun
20h 45m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$864United Airlines
Fri, Jan 29 - Tue, Feb 2
United Airlines Logo
1:16 pm - 12:16 pmCUN  Cancun-EYW Key West
23h 00m1 stop Chicago O'Hare Intl
United Airlines Logo
4:09 pm - 12:54 pmEYW  Key West-CUN Cancun
20h 45m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$869United Airlines
Fri, Jan 29 - Tue, Feb 2
United Airlines Logo
8:39 am - 12:16 pmCUN  Cancun-EYW Key West
27h 37m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
4:09 pm - 3:37 pmEYW  Key West-CUN Cancun
23h 28m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$901United Airlines
Fri, Jan 29 - Tue, Feb 2
United Airlines Logo
3:11 pm - 12:16 pmCUN  Cancun-EYW Key West
21h 05m1 stop Chicago O'Hare Intl
United Airlines Logo
4:09 pm - 3:37 pmEYW  Key West-CUN Cancun
23h 28m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$989United Airlines
Fri, Jan 29 - Tue, Feb 2
United Airlines Logo
8:39 am - 12:16 pmCUN  Cancun-EYW Key West
27h 37m2 stops Houston George Bush Intcntl Chicago O'Hare Intl
United Airlines Logo
4:09 pm - 3:37 pmEYW  Key West-CUN Cancun
23h 28m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$1,012United Airlines
Fri, Jan 29 - Tue, Feb 2
United Airlines Logo
1:16 pm - 12:16 pmCUN  Cancun-EYW Key West
23h 00m1 stop Chicago O'Hare Intl
United Airlines Logo
4:09 pm - 12:54 pmEYW  Key West-CUN Cancun
20h 45m2 stops Chicago O'Hare Intl Houston George Bush Intcntl
$1,100United Airlines
Fri, Jan 29 - Tue, Feb 2

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United Airlines flights from Cancún to Key West

Our best United Airlines deals on Cancún to Key West flight tickets
United Airlines
Jan 29
CUN4:47 pmCancun
19h 29m
2 stops
EYW12:16 pmKey West
Feb 2
EYW4:09 pmKey West
20h 45m
2 stops
CUN12:54 pmCancun
$734
United Airlines
Jan 29
CUN8:39 amCancun
27h 37m
2 stops
EYW12:16 pmKey West
Feb 2
EYW4:09 pmKey West
23h 28m
2 stops
CUN3:37 pmCancun
$822
United Airlines
Jan 29
CUN1:16 pmCancun
23h 00m
1 stop
EYW12:16 pmKey West
Feb 2
EYW4:09 pmKey West
20h 45m
2 stops
CUN12:54 pmCancun
$823

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CancúnKey West

CUN Cancun - EYW Key West

CUNEYW

Cancun

Fri 1/29

4:47 pm-12:16 pm

2 stops19h 29m

Key West

Tue 2/2

4:09 pm-12:54 pm

2 stops20h 45m

$734

CancúnKey West

CUN Cancun - EYW Key West

CUNEYW

Cancun

Fri 1/29

8:39 am-12:16 pm

2 stops27h 37m

Key West

Tue 2/2

4:09 pm-3:37 pm

2 stops23h 28m

$822

CancúnKey West

CUN Cancun - EYW Key West

CUNEYW

Cancun

Fri 1/29

1:16 pm-12:16 pm

1 stop23h 00m

Key West

Tue 2/2

4:09 pm-12:54 pm

2 stops20h 45m

$823

CancúnKey West

CUN Cancun - EYW Key West

CUNEYW

Cancun

Fri 1/29

8:39 am-12:16 pm

2 stops27h 37m

Key West

Tue 2/2

4:09 pm-3:37 pm

2 stops23h 28m

$828

CancúnKey West

CUN Cancun - EYW Key West

CUNEYW

Cancun

Fri 1/29

1:16 pm-12:16 pm

1 stop23h 00m

Key West

Tue 2/2

4:09 pm-12:54 pm

2 stops20h 45m

$864

CancúnKey West

CUN Cancun - EYW Key West

CUNEYW

Cancun

Fri 1/29

1:16 pm-12:16 pm

1 stop23h 00m

Key West

Tue 2/2

4:09 pm-12:54 pm

2 stops20h 45m

$869

CancúnKey West

CUN Cancun - EYW Key West

CUNEYW

Cancun

Fri 1/29

8:39 am-12:16 pm

2 stops27h 37m

Key West

Tue 2/2

4:09 pm-3:37 pm

2 stops23h 28m

$901

CancúnKey West

CUN Cancun - EYW Key West

CUNEYW

Cancun

Fri 1/29

3:11 pm-12:16 pm

1 stop21h 05m

Key West

Tue 2/2

4:09 pm-3:37 pm

2 stops23h 28m

$989

CancúnKey West

CUN Cancun - EYW Key West

CUNEYW

Cancun

Fri 1/29

8:39 am-12:16 pm

2 stops27h 37m

Key West

Tue 2/2

4:09 pm-3:37 pm

2 stops23h 28m

$1,012

CancúnKey West

CUN Cancun - EYW Key West

CUNEYW

Cancun

Fri 1/29

1:16 pm-12:16 pm

1 stop23h 00m

Key West

Tue 2/2

4:09 pm-12:54 pm

2 stops20h 45m

$1,100

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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2

See travel insights to Key West from

How to get the cheapest flight ticket from Cancún 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

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

Breeze Airways is the most popular carrier operating from Cancun to Key West

When to book flights from Cancún to Key West

Are you open to changing your travel dates? Check out the ideal times to fly from Cancún to Key West according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Cancún to Key West (CUN to EYW) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Cancún to Key West

Best Price Found

$233

Fastest flight time

27h 37m

Direct flights

None
The best one-way flight to Key West from Cancún in the past 72 hours is $233. The best round-trip flight deal from Cancún to Key West found on momondo in the last 72 hours is $734.
The fastest flight from Cancún to Key West takes 27h 37m
There are no direct flights from Cancún to Key West. There are no popular flight routes from Cancún to Key West.
Search flight deals

Frequently asked questions about flying from Cancún to Key West

  • How far is Cancun to Key West by plane?

    The straight-line distance from Cancun to Key West is 396.6 mi. By plane, this route typically takes 27h 37m.

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

    Prices for flights from Cancun Airport to Key West Airport refresh daily.

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

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Cancun Airport to Key West Airport.

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

    The necessary travel and health documents for your Key West Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Key West?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Key West from Cancún.

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

momondo does allow users to show only those flights to Key West from Cancún which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Cancún to Key West?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Key West from Cancún.

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

If you are simply researching potential flights to Key West, momondo offers a useful price alert feature which will track prices for flights to Key West from Cancún and alert you when they change.

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