$386+ 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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — CZM
Oct 7 — Oct 141
Round-trip
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
Best
Last-minute
One-way
Cheapest flights from Key West to CozumelExplore 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 September 7, 2026.
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 September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Tue 11/174:10 pm -
2 stops23h 32m
Tue 11/244:50 pm -
2 stops46h 39m
Deal found 9/2![United Airlines logo]()
$916
This United Airlines deal was found by Cheapflights users on 9/2. 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 11/124:10 pm -
2 stops23h 32m
Sat 11/144:50 pm -
2 stops22h 39m
Deal found 9/2![United Airlines logo]()
$1,044
This Aeromexico deal was found by Cheapflights users on 9/7. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:40 am -
2 stops33h 27m
Thu 10/292:35 pm -
2 stops28h 26m
Deal found 9/7![Aeromexico logo]()
$1,196
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:00 pm -
2 stops27h 07m
Sat 9/262:45 pm -
2 stops28h 15m
Deal found 9/6![Delta logo]()
$1,243
This Aeromexico deal was found by Cheapflights users on 9/2. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:06 pm -
2 stops23h 36m
Sat 11/142:30 pm -
2 stops26h 40m
Deal found 9/2![Aeromexico logo]()
$1,391
Best flights from Key West to CozumelDiscover carefully curated flight deals from Key West to Cozumel that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
Discover carefully curated flight deals from Key West to Cozumel that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/6. 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.
Tue 2/25:51 pm -
2 stops21h 51m
Sat 2/62:05 pm -
1 stop27h 05m
Deal found 9/6![United Airlines logo]()
$893
This Aeromexico deal was found by Cheapflights users on 9/7. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:40 am -
2 stops33h 27m
Thu 10/292:35 pm -
2 stops28h 26m
Deal found 9/7![Aeromexico logo]()
$1,196
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:00 pm -
2 stops27h 07m
Sat 9/262:45 pm -
2 stops28h 15m
Deal found 9/6![Delta logo]()
$1,243
This United Airlines deal was found by Cheapflights users on 9/2. 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.
Tue 11/174:10 pm -
2 stops23h 32m
Tue 11/244:50 pm -
2 stops46h 39m
Deal found 9/2![United Airlines logo]()
$916
This United Airlines deal was found by Cheapflights users on 9/4. 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 2/65:51 pm -
2 stops21h 51m
Sat 2/132:08 pm -
1 stop26h 28m
Deal found 9/4![United Airlines logo]()
$932
This United Airlines deal was found by Cheapflights users on 9/2. 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 11/124:10 pm -
2 stops23h 32m
Sat 11/144:50 pm -
2 stops22h 39m
Deal found 9/2![United Airlines logo]()
$1,044
This Aeromexico deal was found by Cheapflights users on 9/2. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/122:06 pm -
2 stops23h 36m
Sat 11/142:30 pm -
2 stops26h 40m
Deal found 9/2![Aeromexico logo]()
$1,391
Last-minute flights from Key West to CozumelDiscover last-minute flight deals from Key West to Cozumel. Data last updated September 7, 2026 and is based on user searches.
Discover last-minute flight deals from Key West to Cozumel. Data last updated September 7, 2026 and is based on user searches.
This Delta deal was found by Cheapflights users on 9/6. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:00 pm -
2 stops27h 07m
Sat 9/262:45 pm -
2 stops28h 15m
Deal found 9/6![Delta logo]()
$1,243
This Aeromexico deal was found by Cheapflights users on 9/7. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/227:40 am -
2 stops33h 27m
Thu 10/292:35 pm -
2 stops28h 26m
Deal found 9/7![Aeromexico logo]()
$1,196
One-way flights from Key West to CozumelSearch for one-way flight options from Key West to Cozumel. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
Search for one-way flight options from Key West to Cozumel. Find affordable one-way fares based on user searches. Data last updated September 7, 2026.
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Tue 10/274:10 pm -
2 stops23h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$386
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Mon 10/264:10 pm -
2 stops23h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$517
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Wed 10/284:10 pm -
2 stops23h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$536
This Aeromexico deal was found by Cheapflights users on 9/5. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/197:40 am -
2 stops33h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Aeromexico logo]()
$614
This Aeromexico deal was found by Cheapflights users on 9/6. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/147:25 am -
2 stops30h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/6![Aeromexico logo]()
$639
This Aeromexico deal was found by Cheapflights users on 9/5. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/257:40 am -
2 stops31h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Aeromexico logo]()
$659
This Aeromexico deal was found by Cheapflights users on 9/5. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:40 am -
2 stops33h 27m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Aeromexico logo]()
$747
This United Airlines deal was found by Cheapflights users on 9/5. 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.
Sun 10/254:10 pm -
2 stops23h 32m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![United Airlines logo]()
$780
This Aeromexico deal was found by Cheapflights users on 9/5. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:40 am -
2 stops31h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/5![Aeromexico logo]()
$867
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 September 7, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $732 (United Airlines) |
One-way from | $386 (United Airlines) |
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 7,457,451 searches. Data last updated September 7, 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
Cheapest round-trip
Quickest round-trip
Key WestCozumel
EYW Key West - CZM Cozumel Intl
EYWCZM
Key West
Tue 10/27
4:10 pm-2:42 pm
2 stops23h 32m
Cozumel Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$386
Key WestCozumel
EYW Key West - CZM Cozumel Intl
EYWCZM
Key West
Mon 10/26
4:10 pm-2:42 pm
2 stops23h 32m
Cozumel Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$517
Key WestCozumel
EYW Key West - CZM Cozumel Intl
EYWCZM
Key West
Wed 10/28
4:10 pm-2:42 pm
2 stops23h 32m
Cozumel Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$536
Key WestCozumel
EYW Key West - CZM Cozumel Intl
EYWCZM
Key West
Mon 10/19
7:40 am-4:07 pm
2 stops33h 27m
Cozumel Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$614
Key WestCozumel
EYW Key West - CZM Cozumel Intl
EYWCZM
Key West
Sun 10/25
7:40 am-1:42 pm
2 stops31h 02m
Cozumel Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$659
Key WestCozumel
EYW Key West - CZM Cozumel Intl
EYWCZM
Key West
Sun 10/18
7:40 am-4:07 pm
2 stops33h 27m
Cozumel Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$747
Key WestCozumel
EYW Key West - CZM Cozumel Intl
EYWCZM
Key West
Sun 10/25
4:10 pm-2:42 pm
2 stops23h 32m
Cozumel Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$780
Key WestCozumel
EYW Key West - CZM Cozumel Intl
EYWCZM
Key West
Tue 2/2
5:51 pm-3:42 pm
2 stops21h 51m
Cozumel Intl
Sat 2/6
2:05 pm-5:10 pm
1 stop27h 05m
$893
Key WestCozumel
EYW Key West - CZM Cozumel Intl
EYWCZM
Key West
Tue 11/17
4:10 pm-3:42 pm
2 stops23h 32m
Cozumel Intl
Tue 11/24
4:50 pm-3:29 pm
2 stops46h 39m
$916
Key WestCozumel
EYW Key West - CZM Cozumel Intl
EYWCZM
Key West
Sat 2/6
5:51 pm-3:42 pm
2 stops21h 51m
Cozumel Intl
Sat 2/13
2:08 pm-4:36 pm
1 stop26h 28m
$932
Showing 1-10 of 14 resultsSorted by cheapest first
- Most accurate provider: When it comes to deals on Key West-Cozumel flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Key West-Cozumel flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Key West-Cozumel flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Key West-Cozumel flights, Cheapflights users trust Expedia the most. Expedia has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Key West-Cozumel flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
EYW-CZM
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.
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.
Alternative routes
Complete your trip
Cozumel flight routes
Flights by cabin class
Other flight options
Other flights from Key West
Popular flights