How do I get Price Alerts for flights from Cancún to Key West?

Search flight deals from Cancún to Key West . While viewing offers you’ll have the option to create a Price Alert.

How can I save money on flights from Cancún to Key West with momondo?

With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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.

$485 Cheap Flights from Cancún to Key West in 2025/26

1 adult

0 bags

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Find the cheapest flights from Cancún to Key West

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

9:09 am - 8:15 amCUN-EYW

22h 06m1 stop

9:11 pm - 1:35 pmEYW-CUN

16h 24m2 stops

$398Multiple Airlines

Find Deal

Thu, Oct 30 - Mon, Nov 3

12:25 pm - 8:06 pmCUN-EYW

6h 41m1 stop

7:40 am - 3:17 pmEYW-CUN

7h 37m1 stop

$494Delta

Find Deal

Thu, Oct 30 - Mon, Nov 3

8:00 am - 5:13 pmCUN-EYW

8h 13m1 stop

6:00 pm - 9:00 amEYW-CUN

16h 00m1 stop

$517Delta

Find Deal

Tue, Mar 31 - Wed, Apr 1

7:54 am - 6:30 pmCUN-EYW

9h 36m2 stops

8:01 pm - 10:35 amEYW-CUN

15h 34m1 stop

$672American Airlines

Find Deal

Tue, Mar 31 - Wed, Apr 1

4:55 pm - 3:19 pmCUN-EYW

21h 24m2 stops

4:00 pm - 12:54 pmEYW-CUN

20h 54m2 stops

$763United Airlines

Find Deal

Thu, Oct 30 - Mon, Nov 3

Delta flights from Cancún to Key West

Our best Delta deals on Cancún to Key West flight tickets

Delta

Oct 30

CUN12:25 pmCancun

6h 41m

1 stop

EYW8:06 pmKey West

Nov 3

EYW7:40 amKey West

7h 37m

1 stop

CUN3:17 pmCancun

$494

Find similar

Delta

Mar 31

CUN8:00 amCancun

8h 13m

1 stop

EYW5:13 pmKey West

Apr 1

EYW6:00 pmKey West

16h 00m

1 stop

CUN9:00 amCancun

$517

Find similar

Fly from

Fly to

Route

Depart

Return

Price

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Thu 10/30

9:09 am-8:15 am

1 stop22h 06m

Key West

Mon 11/3

9:11 pm-1:35 pm

2 stops16h 24m

$398

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Thu 10/30

12:25 pm-8:06 pm

1 stop6h 41m

Key West

Mon 11/3

7:40 am-3:17 pm

1 stop7h 37m

$494

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Tue 3/31

8:00 am-5:13 pm

1 stop8h 13m

Key West

Wed 4/1

6:00 pm-9:00 am

1 stop16h 00m

$517

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Tue 3/31

7:54 am-6:30 pm

2 stops9h 36m

Key West

Wed 4/1

8:01 pm-10:35 am

1 stop15h 34m

$672

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Thu 10/30

4:55 pm-3:19 pm

2 stops21h 24m

Key West

Mon 11/3

4:00 pm-12:54 pm

2 stops20h 54m

$763

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Direct flights	None

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

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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 6h 41m.
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.

How do I get Price Alerts for flights from Cancún to Key West?
Search flight deals from Cancún to Key West. While viewing offers you’ll have the option to create a Price Alert.
How can I save money on flights from Cancún to Key West with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

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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.