What is the cheapest airline that flies from Key West to Mexico?

Delta, Aeromexico, and Breeze Airways are the most popular carriers operating from Key West to Mexico

When did momondo last update prices for flights from Key West Airport to Mexico?

Prices for flights from Key West Airport to Mexico were last updated today.

How old do you have to be to fly from Key West Airport to Mexico?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Key West Airport to Mexico.

What documentation or ID do you need to fly to Mexico?

The travel and health documents required for your trip to Mexico can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Mexico. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$198 Cheap Flights from Key West to Mexico in 2026

Find the cheapest flights from Key West to Mexico

Round-trip

One-way

Cheap round-trip flights

Enter your travel dates to find the best prices.

11:42 am - 7:50 pmEYW Key West-CUN Cancun

9h 08m1 stop Atlanta Hartsfield-Jackson

12:35 pm - 8:00 pmCUN Cancun-EYW Key West

6h 25m1 stop Atlanta Hartsfield-Jackson

$529Aeromexico

Thu, Sep 24 - Thu, Oct 1

6:11 pm - 7:45 pmEYW Key West-MEX Mexico City Benito Juarez

27h 34m1 stop Orlando Sanford Intl

11:05 am - 10:19 amMEX Mexico City Benito Juarez-EYW Key West

21h 14m1 stop Orlando

$551Multiple Airlines

Sun, Sep 13 - Sun, Sep 20

7:40 am - 2:10 pmEYW Key West-CUN Cancun

7h 30m1 stop Atlanta Hartsfield-Jackson

8:05 am - 5:23 pmCUN Cancun-EYW Key West

8h 18m1 stop Atlanta Hartsfield-Jackson

$589Aeromexico

Sat, Sep 12 - Fri, Sep 18

6:43 pm - 10:45 amEYW Key West-CUN Cancun

16h 02m2 stops Charlotte Douglas Miami

11:45 am - 7:24 pmCUN Cancun-EYW Key West

7h 39m1 stop Miami

$603American Airlines

Sat, Feb 6 - Sat, Feb 13

4:24 pm - 10:45 amEYW Key West-CUN Cancun

18h 21m1 stop Miami

1:11 pm - 10:59 pmCUN Cancun-EYW Key West

9h 48m1 stop Miami

$606American Airlines

Sat, Feb 6 - Sat, Feb 13

7:40 am - 7:55 pmEYW Key West-CUN Cancun

13h 15m1 stop Atlanta Hartsfield-Jackson

6:04 am - 8:01 pmCUN Cancun-EYW Key West

12h 57m2 stops Mexico City Benito Juarez Atlanta Hartsfield-Jackson

$612Aeromexico

Wed, Oct 14 - Wed, Oct 21

10:59 am - 7:45 pmEYW Key West-MEX Mexico City Benito Juarez

10h 46m1 stop Orlando

6:00 am - 10:19 amMEX Mexico City Benito Juarez-EYW Key West

26h 19m2 stops Monterrey Gen Mariano Escobedo Orlando

$614Multiple Airlines

Sun, Sep 13 - Sun, Sep 20

6:11 pm - 12:37 pmEYW Key West-CUN Cancun

19h 26m2 stops Orlando Sanford Intl Atlanta Hartsfield-Jackson

1:51 pm - 8:08 amCUN Cancun-EYW Key West

17h 17m2 stops Atlanta Hartsfield-Jackson Tampa

$615Multiple Airlines

Sun, Sep 13 - Thu, Sep 17

7:40 am - 7:50 pmEYW Key West-CUN Cancun

13h 10m1 stop Atlanta Hartsfield-Jackson

8:05 am - 8:00 pmCUN Cancun-EYW Key West

10h 55m1 stop Atlanta Hartsfield-Jackson

$640Delta

Sun, Sep 13 - Thu, Sep 17

7:47 pm - 1:35 pmEYW Key West-CUN Cancun

18h 48m2 stops Miami Charlotte Douglas

2:37 pm - 9:51 amCUN Cancun-EYW Key West

18h 14m2 stops Charlotte Douglas Miami

$675American Airlines

Sat, Sep 12 - Fri, Sep 18

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American Airlines flights from Key West to Mexico

Our best American Airlines deals on Key West to Mexico flight tickets

American Airlines

Feb 6

EYW6:43 pmKey West

16h 02m

2 stops

CUN10:45 amCancun

Feb 13

CUN11:45 amCancun

7h 39m

1 stop

EYW7:24 pmKey West

$603

American Airlines

Feb 6

EYW4:24 pmKey West

18h 21m

1 stop

CUN10:45 amCancun

Feb 13

CUN1:11 pmCancun

9h 48m

1 stop

EYW10:59 pmKey West

$606

American Airlines

Sep 12

EYW7:47 pmKey West

18h 48m

2 stops

CUN1:35 pmCancun

Sep 18

CUN2:37 pmCancun

18h 14m

2 stops

EYW9:51 amKey West

$675

United Airlines flights from Key West to Mexico

Our best United Airlines deals on Key West to Mexico flight tickets

United Airlines

Feb 2

EYW6:20 pmKey West

21h 22m

2 stops

CZM3:42 pmCozumel Intl

Feb 6

CZM4:42 pmCozumel Intl

22h 24m

2 stops

EYW3:06 pmKey West

$810

United Airlines

Feb 2

EYW6:20 pmKey West

21h 22m

2 stops

CZM3:42 pmCozumel Intl

Feb 6

CZM2:08 pmCozumel Intl

21h 03m

1 stop

EYW11:11 amKey West

$826

United Airlines

Dec 25

EYW1:35 pmKey West

21h 30m

2 stops

MEX10:05 amMexico City Benito Juarez

Dec 30

MEX7:50 amMexico City Benito Juarez

26h 51m

2 stops

EYW11:41 amKey West

$850

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

Key WestCancún

EYW Key West - CUN Cancun

EYWCUN

Key West

Thu 9/24

11:42 am-7:50 pm

1 stop9h 08m

Cancun

Thu 10/1

12:35 pm-8:00 pm

1 stop6h 25m

$529

Key WestMexico City

EYW Key West - MEX Mexico City Benito Juarez

EYWMEX

Key West

Sun 9/13

6:11 pm-7:45 pm

1 stop27h 34m

Mexico City Benito Juarez

Sun 9/20

11:05 am-10:19 am

1 stop21h 14m

$551

Key WestCancún

EYW Key West - CUN Cancun

EYWCUN

Key West

Sat 9/12

7:40 am-2:10 pm

1 stop7h 30m

Cancun

Fri 9/18

8:05 am-5:23 pm

1 stop8h 18m

$589

Key WestCancún

EYW Key West - CUN Cancun

EYWCUN

Key West

Sat 2/6

6:43 pm-10:45 am

2 stops16h 02m

Cancun

Sat 2/13

11:45 am-7:24 pm

1 stop7h 39m

$603

Key WestCancún

EYW Key West - CUN Cancun

EYWCUN

Key West

Sat 2/6

4:24 pm-10:45 am

1 stop18h 21m

Cancun

Sat 2/13

1:11 pm-10:59 pm

1 stop9h 48m

$606

Key WestCancún

EYW Key West - CUN Cancun

EYWCUN

Key West

Wed 10/14

7:40 am-7:55 pm

1 stop13h 15m

Cancun

Wed 10/21

6:04 am-8:01 pm

2 stops12h 57m

$612

Key WestMexico City

EYW Key West - MEX Mexico City Benito Juarez

EYWMEX

Key West

Sun 9/13

10:59 am-7:45 pm

1 stop10h 46m

Mexico City Benito Juarez

Sun 9/20

6:00 am-10:19 am

2 stops26h 19m

$614

Key WestCancún

EYW Key West - CUN Cancun

EYWCUN

Key West

Sun 9/13

6:11 pm-12:37 pm

2 stops19h 26m

Cancun

Thu 9/17

1:51 pm-8:08 am

2 stops17h 17m

$615

Key WestCancún

EYW Key West - CUN Cancun

EYWCUN

Key West

Sun 9/13

7:40 am-7:50 pm

1 stop13h 10m

Cancun

Thu 9/17

8:05 am-8:00 pm

1 stop10h 55m

$640

Key WestCancún

EYW Key West - CUN Cancun

EYWCUN

Key West

Sat 9/12

7:47 pm-1:35 pm

2 stops18h 48m

Cancun

Fri 9/18

2:37 pm-9:51 am

2 stops18h 14m

$675

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Key West to Mexico

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Can stopping save me money on Key West to Mexico flights?

You could potentially save up to 20% on your flight if you consider stops on a Key West to Mexico flight.

Cheap Key West to Mexico flight deals and tips

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

Best Price Found	$198
Fastest flight time	9h 08m
Direct flights	None

The best one-way flight to Mexico from Key West in the past 72 hours is $198. The best round-trip flight deal from Key West to Mexico found on momondo in the last 72 hours is $529.

The fastest flight from Key West to Mexico takes 9h 08m

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

Search flight deals

Frequently asked questions about flying from Key West to Mexico

When did momondo last update prices for flights from Key West Airport to Mexico?
Prices for flights from Key West Airport to Mexico were last updated today.
How old do you have to be to fly from Key West Airport to Mexico?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Key West Airport to Mexico.
What documentation or ID do you need to fly to Mexico?
The travel and health documents required for your trip to Mexico can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Mexico. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Why use momondo?

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

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 Mexico from Key West.

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

Yes. momondo enables you to select and highlight flights to Mexico from Key West with this policy.

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

Once you have performed a search for Key West to Mexico flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Key West to Mexico right now. Can momondo alert me if prices change?

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