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Mexico

$198+ Cheap flights from Key West (EYW) to Mexico

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/18. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — MEX
Feb 20 — Feb 271
Fri 2/20
Fri 2/27
1 adult, Economy
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Cheap flight deals from Key West to Mexico

Cheapest flights from Key West to Mexico
Explore the most affordable flight options available from Key West to Mexico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/61:06 pm
EYW
-
CUN
1 stop20h 07m
Multiple Airlines
Wed 2/1110:13 am
CUN
-
EYW
1 stop22h 53m
Multiple Airlines
Deal found 1/20$371
This Kiwi.com deal was found by Cheapflights users on 1/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/61:06 pm
EYW
-
MEX
1 stop7h 39m
Multiple Airlines
Fri 3/1310:20 pm
MEX
-
EYW
2 stops32h 46m
Multiple Airlines
Deal found 1/19$490
This American Airlines deal was found by Cheapflights users on 1/20. 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.
Sat 3/213:20 pm
EYW
-
CUN
1 stop25h 00m
American Airlines
Sat 3/2812:10 pm
CUN
-
EYW
1 stop6h 02m
American Airlines
Deal found 1/20$538
This American Airlines deal was found by Cheapflights users on 1/19. 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 3/63:51 pm
EYW
-
MEX
1 stop9h 19m
American Airlines
Fri 3/1310:20 am
MEX
-
EYW
1 stop10h 17m
American Airlines
Deal found 1/19$573
This American Airlines deal was found by Cheapflights users on 1/21. 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 2/237:45 pm
EYW
-
CUN
2 stops16h 31m
American Airlines
Sat 2/285:20 pm
CUN
-
EYW
2 stops17h 51m
American Airlines
Deal found 1/21$608
This United Airlines deal was found by Cheapflights users on 1/19. 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 2/214:34 pm
EYW
-
CUN
1 stop25h 16m
United Airlines
Wed 2/254:51 pm
CUN
-
EYW
2 stops29h 18m
United Airlines
Deal found 1/19$681
This Aeromexico deal was found by Cheapflights users on 1/19. 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 2/267:10 am
EYW
-
MEX
1 stop14h 40m
Aeromexico
Sun 3/18:40 am
MEX
-
EYW
1 stop10h 02m
Aeromexico
Deal found 1/19$698
This United Airlines deal was found by Cheapflights users on 1/19. 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 3/66:28 pm
EYW
-
MEX
2 stops18h 47m
United Airlines
Fri 3/134:45 am
MEX
-
EYW
2 stops15h 34m
United Airlines
Deal found 1/19$707
This United Airlines deal was found by Cheapflights users on 1/21. 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 2/236:40 pm
EYW
-
CZM
2 stops19h 43m
United Airlines
Sat 2/284:42 pm
CZM
-
EYW
2 stops28h 27m
United Airlines
Deal found 1/21$748
This United Airlines deal was found by Cheapflights users on 1/21. 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 2/266:35 pm
EYW
-
MEX
1 stop28h 15m
United Airlines
Sun 3/19:40 am
MEX
-
EYW
1 stop29h 27m
United Airlines
Deal found 1/21$788
This United Airlines deal was found by Cheapflights users on 1/20. 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 2/74:15 pm
EYW
-
CZM
2 stops22h 08m
United Airlines
Wed 2/112:25 pm
CZM
-
EYW
2 stops30h 44m
United Airlines
Deal found 1/20$824
This United Airlines deal was found by Cheapflights users on 1/20. 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 2/64:15 pm
EYW
-
CZM
2 stops46h 08m
United Airlines
Wed 2/112:25 pm
CZM
-
EYW
2 stops30h 44m
United Airlines
Deal found 1/20$838

Find flight deals from Key West to Mexico

Keep the following information in mind while searching for Key West to Mexico flight deals. Data was last updated January 21, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$371
(Kiwi.com)

One-way from

$198
(Kiwi.com)
Provider with most accurate pricing for Key West-Mexico City Benito Juarez flight deals.
Search Deals
Provider most trusted by Cheapflights users for Key West-Mexico City Benito Juarez flights.
Search Deals
From Key West to Mexico
Search Deals
One-way flight from Key West to Mexico
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key West to Mexico 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 January 21, 2026.
Use the filters below to find and compare flights from Key West to Mexico that are best for you.

Fly from

Key West

Fly to

Mexico

Route

Depart

Return

Price

Key WestCancún

EYW - CUN

EYWCUN

Key West

Fri 2/6

1:06 pm-9:13 am

1 stop20h 07m

Cancun

Wed 2/11

10:13 am-9:06 am

1 stop22h 53m

$371

Key WestMexico City

EYW - MEX

EYWMEX

Key West

Fri 3/6

1:06 pm-7:45 pm

1 stop7h 39m

Mexico City Benito Juarez

Fri 3/13

10:20 pm-9:06 am

2 stops32h 46m

$490

Key WestCancún

EYW - CUN

EYWCUN

Key West

Sat 3/21

3:20 pm-3:20 pm

1 stop25h 00m

Cancun

Sat 3/28

12:10 pm-7:12 pm

1 stop6h 02m

$538

Key WestCancún

EYW - CUN

EYWCUN

Key West

Mon 2/23

7:45 pm-12:16 pm

2 stops16h 31m

Cancun

Sat 2/28

1:10 pm-6:54 pm

1 stop5h 44m

$608

Key WestCancún

EYW - CUN

EYWCUN

Key West

Sat 2/21

4:34 pm-5:50 pm

1 stop25h 16m

Cancun

Wed 2/25

4:51 pm-10:09 pm

2 stops29h 18m

$681

Key WestMexico City

EYW - MEX

EYWMEX

Key West

Thu 2/26

7:10 am-8:50 pm

1 stop14h 40m

Mexico City Benito Juarez

Sun 3/1

8:40 am-7:42 pm

1 stop10h 02m

$698

Key WestMexico City

EYW - MEX

EYWMEX

Key West

Fri 3/6

6:28 pm-12:15 pm

2 stops18h 47m

Mexico City Benito Juarez

Fri 3/13

4:45 am-10:19 pm

2 stops15h 34m

$707

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Mon 2/23

6:40 pm-1:23 pm

2 stops19h 43m

Cozumel

Sat 2/28

4:42 pm-10:09 pm

2 stops28h 27m

$748

Key WestMexico City

EYW - MEX

EYWMEX

Key West

Thu 2/26

6:35 pm-9:50 pm

1 stop28h 15m

Mexico City Benito Juarez

Sun 3/1

9:40 am-4:07 pm

1 stop29h 27m

$788

Key WestCozumel

EYW - CZM

EYWCZM

Key West

Sat 2/7

4:15 pm-1:23 pm

2 stops22h 08m

Cozumel

Wed 2/11

2:25 pm-10:09 pm

2 stops30h 44m

$824

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/20

Showing 1-10 of 26 results
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Best time to book a flight from Key West to Mexico

Have a flexible travel schedule? Discover the best time to fly to Mexico 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.

Cheapflights Insights

Everything you need to know about your flight from Key West to Mexico
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Mexico

Get insights into the airlines that provide service to Mexico. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Mexico. Reviews last updated January 21, 2026.
Get a feel of what it's like to fly with American Airlines from Key West to Mexico by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.2
Good
11,169 reviews

Crew

8.0

Comfort

7.2

Boarding

7.5

Overall

7.2

Entertainment

6.9

Food

6.4

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.
American Airlines
7.2
Good
11,169 reviews
American Airlines
7.2
Good
11,169 reviews

Crew

8.0

Comfort

7.2

Boarding

7.5

Overall

7.2

Entertainment

6.9

Food

6.4

Reviews

1 / 20
4.0
Okay

Susie,Jan 2026

TPA - CLT

I was sitting at the back of the plane and the flight attendants were so loud, talking to each other and laughing! I thought they were having a party back there.

Related info for your journey

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

  • What airport do you fly from for flights from Key West to Mexico?

    Key West (EYW), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Key West to Mexico.

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

    There are many flights that can get you from Key West to Mexico in 14h 40m. Fly via American Airlines, Aeromexico, or United Airlines to get the fastest option. Airlines will cover a distance of 1162 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Key West to Mexico?

    While some choose either Key West - Cozumel or Key West - Mexico City Benito Juarez, Key West - Cancun is the most popular route from Key West to Mexico.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Key West to Mexico 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

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Alternative routes for Key West to Mexico

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Top airline flying from Key West to Mexico

Discover the top airline that operate flights from Key West to Mexico. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated January 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$439Average$492FlexibilityNo cancel feeOn-time71%

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