Latest deals
When to book
FAQs
Price Alerts

Cheap flights from Key West to Cancún from $706

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Key West to Cancún departing on 12/5. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Key West to Cancún

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:05 pm - 1:23 pm
EYW
-
CZM
21h 18m
2 stops
United Airlines Logo
2:25 pm - 3:06 pm
CZM
-
EYW
24h 41m
2 stops
$706United Airlines
Sat, Dec 5 - Tue, Dec 8
United Airlines Logo
4:00 pm - 2:42 pm
EYW
-
CZM
23h 42m
2 stops
United Airlines Logo
3:52 pm - 3:19 pm
CZM
-
EYW
22h 27m
2 stops
$786United Airlines
Tue, Jul 21 - Thu, Jul 23
United Airlines Logo
4:00 pm - 2:42 pm
EYW
-
CZM
23h 42m
2 stops
United Airlines Logo
3:52 pm - 3:19 pm
CZM
-
EYW
22h 27m
2 stops
$831United Airlines
Tue, Jul 21 - Thu, Jul 23
Aeromexico Logo
11:48 am - 3:37 pm
EYW
-
CZM
28h 49m
2 stops
Aeromexico Logo
4:29 pm - 7:57 pm
CZM
-
EYW
26h 28m
2 stops
$1,162Aeromexico
Thu, Aug 20 - Mon, Aug 24
Aeromexico Logo
11:45 am - 3:32 pm
EYW
-
CZM
28h 47m
2 stops
Aeromexico Logo
4:09 pm - 7:43 pm
CZM
-
EYW
26h 34m
2 stops
$1,253Aeromexico
Thu, Oct 15 - Mon, Oct 19
Aeromexico Logo
2:35 pm - 3:32 pm
EYW
-
CZM
25h 57m
2 stops
Aeromexico Logo
3:24 pm - 7:43 pm
CZM
-
EYW
27h 19m
2 stops
$1,254Aeromexico
Thu, Oct 15 - Sun, Oct 18

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

United Airlines flights from Key West to Cozumel

Our best United Airlines deals on Key West to Cozumel flight tickets
United Airlines
Dec 5
EYW4:05 pmKey West
21h 18m
2 stops
CZM1:23 pmCozumel Intl
Dec 8
CZM2:25 pmCozumel Intl
24h 41m
2 stops
EYW3:06 pmKey West
$706
United Airlines
Jul 21
EYW4:00 pmKey West
23h 42m
2 stops
CZM2:42 pmCozumel Intl
Jul 23
CZM3:52 pmCozumel Intl
22h 27m
2 stops
EYW3:19 pmKey West
$786
United Airlines
Jul 21
EYW4:00 pmKey West
23h 42m
2 stops
CZM2:42 pmCozumel Intl
Jul 23
CZM3:52 pmCozumel Intl
22h 27m
2 stops
EYW3:19 pmKey West
$831

Aeromexico flights from Key West to Cozumel

Our best Aeromexico deals on Key West to Cozumel flight tickets
Aeromexico
Aug 20
EYW11:48 amKey West
28h 49m
2 stops
CZM3:37 pmCozumel Intl
Aug 24
CZM4:29 pmCozumel Intl
26h 28m
2 stops
EYW7:57 pmKey West
$1,162
Aeromexico
Oct 15
EYW11:45 amKey West
28h 47m
2 stops
CZM3:32 pmCozumel Intl
Oct 19
CZM4:09 pmCozumel Intl
26h 34m
2 stops
EYW7:43 pmKey West
$1,253
Aeromexico
Oct 15
EYW2:35 pmKey West
25h 57m
2 stops
CZM3:32 pmCozumel Intl
Oct 18
CZM3:24 pmCozumel Intl
27h 19m
2 stops
EYW7:43 pmKey West
$1,254

momondo Fare Finder

 
Customize your flight search to find flights from Key West to Cozumel that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated June 26, 2026.
Use the filters below to find and compare flights from Key West to Cozumel that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Sat 12/5

4:05 pm-1:23 pm

2 stops21h 18m

Cozumel Intl

Tue 12/8

2:25 pm-3:06 pm

2 stops24h 41m

$706

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Tue 7/21

4:00 pm-2:42 pm

2 stops23h 42m

Cozumel Intl

Thu 7/23

3:52 pm-3:19 pm

2 stops22h 27m

$786

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Tue 7/21

4:00 pm-2:42 pm

2 stops23h 42m

Cozumel Intl

Thu 7/23

3:52 pm-3:19 pm

2 stops22h 27m

$831

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Thu 8/20

11:48 am-3:37 pm

2 stops28h 49m

Cozumel Intl

Mon 8/24

4:29 pm-7:57 pm

2 stops26h 28m

$1,162

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Thu 10/15

11:45 am-3:32 pm

2 stops28h 47m

Cozumel Intl

Mon 10/19

4:09 pm-7:43 pm

2 stops26h 34m

$1,253

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Thu 10/15

2:35 pm-3:32 pm

2 stops25h 57m

Cozumel Intl

Sun 10/18

3:24 pm-7:43 pm

2 stops27h 19m

$1,254

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Key West to Cozumel

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

Cheap Key West to Cozumel (EYW to CZM) flight deals and tips

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

Fastest flight time

22h 10m

Direct flights

None
The fastest flight from Key West to Cozumel takes 22h 10m
There are no direct flights from Key West to Cozumel. There are no popular flight routes from Key West to Cozumel.
Search flight deals

Frequently asked questions about flying from Key West to Cozumel

  • How far is Key West to Cozumel Intl by plane?

    Key West and Cozumel Intl are 431.5 mi apart from one another. 22h 10m is a normal flight duration for this route.

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

    Prices for flights from Key West Airport to Cozumel Intl Airport refresh daily.

  • How old do you have to be to fly from Key West Airport to Cozumel Intl 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 Key West Airport to Cozumel Intl Airport.

  • What documentation or ID do you need to fly to Cozumel Intl Airport?

    The required travel and health documents for your Cozumel Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Cozumel Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Frequently asked questions about flying from Key West to Cozumel

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

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

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

    By using tools like our “Price Calendar”, you can see the best day to fly round-trip for your travels. Our “Price Forecast” tool uses AI to predict whether you should purchase or hold off on booking for potentially cheaper prices. Explore shows you all flight options from a city or airport to build your own unique adventure. The Discover blog also provides valuable insights for saving money while booking your experience. After searching you can toggle on “Price Alerts” to track prices for your desired flight and book at the ideal moment.

  • How does momondo find its flight prices?

    We show prices from over 700+ competitors with a single click. With options from airlines and OTAs from across our 30 international markets, we are able to show you a diverse range of deals to create your adventure.

Why use momondo?

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

Finding the right flight to Cozumel from Key West is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Cozumel quick and easy, saving you time and money.

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

Flights from Key West to Cozumel with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

Once all potential Key West to Cozumel 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 from Key West to Cozumel right now. Can momondo alert me if prices change?

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

An easier way to manage your Cozumel 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
Sun 7/26
Sun 8/2
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Mexico