HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Cozumel

$632+ Cheap flights from Key West (EYW) to Cozumel (CZM)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/24. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — CZM
Apr 11 — Apr 181
Sat 4/11
Sat 4/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Key West to Cozumel with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Key West to Cozumel

Cheapest flights from Key West to Cozumel
Explore the most affordable flight options available from Key West to Cozumel. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 12, 2026.

This United Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:38 pm
EYW
-
CZM
1 stop21h 51m
United Airlines
Fri 5/13:52 pm
CZM
-
EYW
1 stop22h 10m
United Airlines
Deal found 3/10$632
This American Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/244:20 pm
EYW
-
CZM
2 stops24h 24m
American Airlines
Fri 5/13:24 pm
CZM
-
EYW
2 stops29h 12m
American Airlines
Deal found 3/10$636
This United Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/236:22 pm
EYW
-
CZM
2 stops22h 20m
United Airlines
Thu 4/303:52 pm
CZM
-
EYW
2 stops21h 15m
United Airlines
Deal found 3/10$721
This American Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/97:42 pm
EYW
-
CZM
2 stops19h 28m
American Airlines
Fri 3/132:01 pm
CZM
-
EYW
1 stop23h 37m
American Airlines
Deal found 3/7$760
This United Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/144:47 pm
EYW
-
CZM
1 stop23h 55m
United Airlines
Mon 5/183:52 pm
CZM
-
EYW
2 stops21h 15m
United Airlines
Deal found 3/10$761
This United Airlines deal was found by Cheapflights users on 3/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/154:05 pm
EYW
-
CZM
2 stops22h 24m
United Airlines
Tue 5/193:52 pm
CZM
-
EYW
2 stops21h 15m
United Airlines
Deal found 3/10$796
This United Airlines deal was found by Cheapflights users on 3/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/214:55 pm
EYW
-
CZM
1 stop21h 28m
United Airlines
Sat 3/283:42 pm
CZM
-
EYW
1 stop22h 15m
United Airlines
Deal found 3/7$850

Find flight deals from Key West to Cozumel

Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) to Cozumel (CZM). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated March 12, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$632
(United Airlines)
Provider with most accurate pricing for Key West-Cancun flight deals.
Search Deals
Provider most trusted by Cheapflights users for Key West-Cancun flights.
Search Deals
From Key West to Cozumel
Search Deals

Cheapflights 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, Cheapflights users made 2,558,603 searches. Data last updated March 12, 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

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Fri 4/24

4:38 pm-12:29 pm

1 stop21h 51m

Cozumel

Fri 5/1

3:52 pm-4:02 pm

1 stop22h 10m

$632

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Thu 4/23

6:22 pm-2:42 pm

2 stops22h 20m

Cozumel

Thu 4/30

3:52 pm-3:07 pm

2 stops21h 15m

$721

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Sat 3/21

4:55 pm-12:23 pm

1 stop21h 28m

Cozumel

Sat 3/28

3:42 pm-3:57 pm

1 stop22h 15m

$850
Quickest round-trip

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Sat 3/21

7:30 am-12:45 pm

1 stop7h 15m

Cozumel

Sat 3/28

2:00 pm-5:30 pm

1 stop25h 30m

$1,102
Cheapest one-way
Quickest one-way

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Mon 7/27

3:50 pm-2:42 pm

2 stops24h 52m

$764

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/8

Sorted by cheapest first

Best time to book a flight from Key West to Cozumel

Have a flexible travel schedule? Discover the best time to fly to Cozumel from Key West with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Key West to Cozumel. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Key West to Cozumel?

    Airlines like United Airlines fly from Key West to Cozumel in about 21h 51m. The time it takes to get you to your destination can typically vary by up to . Key West and Cozumel are separated by a distance of 432 mi.

  • Can I find deals for flights from Key West to Cozumel that include hotel bookings?

    Yes. In addition to deals on Key West to Cozumel flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Key West to Cozumel?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key West to Cozumel.

  • Can I find deals for business class flights from Key West to Cozumel?

    Yes. Cheapflights offers flight deals from Key West to Cozumel by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.