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.

$218 Cheap Flights from Cancún to Key West in 2026

1 adult

0 bags

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Find the cheapest flights from Cancún to Key West

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

5:55 pm - 3:53 pm

CUN

EYW

21h 58m

1 stop

6:40 pm - 12:15 pm

EYW

CUN

17h 35m

1 stop

$510United Airlines

Fri, Feb 20 - Mon, Feb 23

5:55 pm - 3:53 pm

CUN

EYW

21h 58m

1 stop

6:40 pm - 12:15 pm

EYW

CUN

17h 35m

1 stop

$511United Airlines

Fri, Feb 20 - Mon, Feb 23

5:55 pm - 3:53 pm

CUN

EYW

21h 58m

1 stop

3:56 pm - 11:25 am

EYW

CUN

19h 29m

2 stops

$667United Airlines

Fri, Feb 20 - Mon, Feb 23

5:55 pm - 3:53 pm

CUN

EYW

21h 58m

1 stop

7:00 am - 3:59 pm

EYW

CUN

32h 59m

2 stops

$668United Airlines

Fri, Feb 20 - Mon, Feb 23

United Airlines flights from Cancún to Key West

Our best United Airlines deals on Cancún to Key West flight tickets

United Airlines

Feb 20

CUN5:55 pmCancun

21h 58m

1 stop

EYW3:53 pmKey West

Feb 23

EYW6:40 pmKey West

17h 35m

1 stop

CUN12:15 pmCancun

$510

United Airlines

Feb 20

CUN5:55 pmCancun

21h 58m

1 stop

EYW3:53 pmKey West

Feb 23

EYW6:40 pmKey West

17h 35m

1 stop

CUN12:15 pmCancun

$511

United Airlines

Feb 20

CUN5:55 pmCancun

21h 58m

1 stop

EYW3:53 pmKey West

Feb 23

EYW3:56 pmKey West

19h 29m

2 stops

CUN11:25 amCancun

$667

American Airlines flights from Cancún to Key West

Our best American Airlines deals on Cancún to Key West flight tickets

American Airlines

Jan 23

CUN11:43 amCancun

12h 13m

1 stop

EYW11:56 pmKey West

Jan 25

EYW12:00 pmKey West

4h 20m

1 stop

CUN4:20 pmCancun

$648

American Airlines

Jan 23

CUN2:25 pmCancun

9h 31m

2 stops

EYW11:56 pmKey West

Jan 25

EYW12:00 pmKey West

4h 20m

1 stop

CUN4:20 pmCancun

$653

Fly from

Fly to

Route

Depart

Return

Price

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Fri 2/20

5:55 pm-3:53 pm

1 stop21h 58m

Key West

Mon 2/23

6:40 pm-12:15 pm

1 stop17h 35m

$510

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Fri 2/20

5:55 pm-3:53 pm

1 stop21h 58m

Key West

Mon 2/23

6:40 pm-12:15 pm

1 stop17h 35m

$511

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Fri 2/20

5:55 pm-3:53 pm

1 stop21h 58m

Key West

Mon 2/23

3:56 pm-11:25 am

2 stops19h 29m

$667

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Fri 2/20

5:55 pm-3:53 pm

1 stop21h 58m

Key West

Mon 2/23

7:00 am-3:59 pm

2 stops32h 59m

$668

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Fri 4/10

12:24 pm-3:42 pm

2 stops50h 18m

$218

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Sun 2/1

12:55 pm-9:09 am

2 stops20h 14m

$222

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Wed 3/18

5:04 pm-9:06 am

2 stops15h 02m

$258

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Fri 4/10

12:24 pm-10:21 am

3 stops44h 57m

$260

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Wed 3/18

12:35 pm-11:30 am

1 stop21h 55m

$265

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Thu 4/2

11:55 am-9:09 am

2 stops20h 14m

$272

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 14 resultsSorted by cheapest first

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?

Spirit Airlines 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

Fastest flight time	9h 11m
Direct flights	None

The fastest flight from Cancún to Key West takes 9h 11m

There are no direct flights from Cancún to Key West. There are no popular flight routes from Cancún to Key West.

Search flight deals

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 9h 11m.
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.

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.