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Cheap flights from Key West to Mexico City from $619

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 Mexico City departing on 5/16. 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
0 bags

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Find the cheapest flights from Key West to Mexico City

Cheap round-trip flights

Enter your travel dates to find the best prices.
Aeromexico Logo
3:30 pm - 9:50 pm
EYW
-
MEX
8h 20m
1 stop
Aeromexico Logo
8:40 am - 5:23 pm
MEX
-
EYW
6h 43m
1 stop
$619Aeromexico
Sat, May 16 - Sat, May 23
Aeromexico Logo
1:22 pm - 9:50 pm
EYW
-
MEX
10h 28m
1 stop
Aeromexico Logo
7:05 am - 5:23 pm
MEX
-
EYW
8h 18m
1 stop
$644Aeromexico
Wed, May 13 - Sun, May 17
Aeromexico Logo
7:30 am - 1:55 pm
EYW
-
MEX
8h 25m
1 stop
Aeromexico Logo
7:05 am - 5:23 pm
MEX
-
EYW
8h 18m
1 stop
$664Aeromexico
Fri, May 8 - Sun, May 10
Aeromexico Logo
7:30 am - 7:00 pm
EYW
-
MEX
13h 30m
1 stop
Aeromexico Logo
8:40 am - 7:49 pm
MEX
-
EYW
9h 09m
1 stop
$666Aeromexico
Fri, May 8 - Sun, May 10
Aeromexico Logo
3:30 pm - 9:50 pm
EYW
-
MEX
8h 20m
1 stop
Aeromexico Logo
7:55 pm - 7:49 pm
MEX
-
EYW
21h 54m
2 stops
$668Aeromexico
Sat, May 16 - Sat, May 23
American Airlines Logo
6:45 am - 4:15 pm
EYW
-
MEX
11h 30m
2 stops
American Airlines Logo
11:20 pm - 5:16 pm
MEX
-
EYW
15h 56m
2 stops
$669American Airlines
Sat, May 16 - Sat, May 23

Aeromexico flights from Key West to Mexico City

Our best Aeromexico deals on Key West to Mexico City flight tickets
Aeromexico
May 16
EYW3:30 pmKey West
8h 20m
1 stop
MEX9:50 pmMexico City Benito Juarez
May 23
MEX8:40 amMexico City Benito Juarez
6h 43m
1 stop
EYW5:23 pmKey West
$619
Aeromexico
May 13
EYW1:22 pmKey West
10h 28m
1 stop
MEX9:50 pmMexico City Benito Juarez
May 17
MEX7:05 amMexico City Benito Juarez
8h 18m
1 stop
EYW5:23 pmKey West
$644
Aeromexico
May 8
EYW7:30 amKey West
8h 25m
1 stop
MEX1:55 pmMexico City Benito Juarez
May 10
MEX7:05 amMexico City Benito Juarez
8h 18m
1 stop
EYW5:23 pmKey West
$664

momondo Fare Finder

 
Customize your flight search to find flights from Key West to Mexico City 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 April 4, 2026.
Use the filters below to find and compare flights from Key West to Mexico City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Key WestMexico City

EYW - MEX

EYWMEX

Key West

Sat 5/16

3:30 pm-9:50 pm

1 stop8h 20m

Mexico City Benito Juarez

Sat 5/23

8:40 am-5:23 pm

1 stop6h 43m

$619

Key WestMexico City

EYW - MEX

EYWMEX

Key West

Wed 5/13

1:22 pm-9:50 pm

1 stop10h 28m

Mexico City Benito Juarez

Sun 5/17

7:05 am-5:23 pm

1 stop8h 18m

$644

Key WestMexico City

EYW - MEX

EYWMEX

Key West

Fri 5/8

7:30 am-1:55 pm

1 stop8h 25m

Mexico City Benito Juarez

Sun 5/10

7:05 am-5:23 pm

1 stop8h 18m

$664

Key WestMexico City

EYW - MEX

EYWMEX

Key West

Fri 5/8

7:30 am-7:00 pm

1 stop13h 30m

Mexico City Benito Juarez

Sun 5/10

8:40 am-7:49 pm

1 stop9h 09m

$666

Key WestMexico City

EYW - MEX

EYWMEX

Key West

Sat 5/16

3:30 pm-9:50 pm

1 stop8h 20m

Mexico City Benito Juarez

Sat 5/23

7:55 pm-7:49 pm

2 stops21h 54m

$668

Key WestMexico City

EYW - MEX

EYWMEX

Key West

Sat 5/16

6:45 am-4:15 pm

2 stops11h 30m

Mexico City Benito Juarez

Sat 5/23

11:20 pm-5:16 pm

2 stops15h 56m

$669

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

When to book flights from Key West to Mexico City

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

Cheap Key West to Mexico City (EYW to MEX) flight deals and tips

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

Fastest flight time

8h 23m

Direct flights

None
The fastest flight from Key West to Mexico City takes 8h 23m
There are no direct flights from Key West to Mexico City. There are no popular flight routes from Key West to Mexico City.
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Frequently asked questions about flying from Key West to Mexico City

  • How far is Key West to Mexico City Benito Juarez by plane?

    There are 1165.2 mi between Key West and Mexico City Benito Juarez. Flights usually cover this in 8h 23m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Key West Airport to Mexico City Benito Juarez Airport?

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

  • How old do you have to be to fly from Key West Airport to Mexico City Benito Juarez Airport?

    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 City Benito Juarez Airport.

  • What documentation or ID do you need to fly to Mexico City Benito Juarez Airport?

    The travel and health documents required for your trip to Mexico City Benito Juarez Airport 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 City Benito Juarez Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Frequently asked questions about flying from Key West to Mexico City

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

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Key West from Mexico City. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Key West to Mexico City 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.

Traveling to a place near Mexico City?

Book flights to Mexico City if you plan to visit one of these locations
Cuernavaca
Tepoztlán
Taxco
Valle de Bravo

Why use momondo?

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

It is quick and easy to find Key West to Mexico City flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Mexico City that suits you.

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

Yes. momondo allows you to filter the results for Key West to Mexico City flights to just show those with flexible booking policies.

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

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

If you are not ready to book a flight from Key West to Mexico City now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Mexico City and let you know when they change.

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Find better results for your trip to Mexico

Airports servicing Mexico City Federal District

Mexico City Toluca Intl Airport