Cheap flights from Key West to Cancun

Key West
EYW
Cancun
CUN

Flight deals from Key West to Cancun

Below you can see the best deals on flights Key West — Cancun for upcoming dates. Direct and connecting flights from various airlines — compare prices and choose the right ticket.

The lowest price for the next 2 months is on 21 August, from AED 1,228.

Top 10 cheap flights from Key West to Cancun

MX
F9
F9
 1,228

Key West — Cancun

12:07—13:54
21 Aug 2026
26 h 47 m
2 stops
MX
F9
F9
 1,228

Key West — Cancun

12:07—10:00
21 Aug 2026
46 h 53 m
2 stops
MX
F9
F9
 1,228

Key West — Cancun

12:07—13:54
21 Aug 2026
50 h 47 m
2 stops
AM
AM
 1,339

Key West — Cancun

07:40—13:00
21 Aug 2026
6 h 20 m
1 stop
AM
AM
 1,339

Key West — Cancun

13:59—20:05
21 Aug 2026
7 h 6 m
1 stop
AM
AM
 1,339

Key West — Cancun

07:40—14:22
21 Aug 2026
7 h 42 m
1 stop
AM
AM
 1,339

Key West — Cancun

11:48—20:05
21 Aug 2026
9 h 17 m
1 stop
AM
AM
 1,339

Key West — Cancun

07:40—20:05
21 Aug 2026
13 h 25 m
1 stop
DL
DL
 1,366

Key West — Cancun

13:59—20:05
21 Aug 2026
7 h 6 m
1 stop
DL
DL
 1,366

Key West — Cancun

07:40—14:22
21 Aug 2026
7 h 42 m
1 stop

Prices were found in the last 72 hours and may change — check the exact price when you continue.

About the Key West — Cancun flight

Looking for cheap flights from Key West to Cancun? There are no direct flights on this route, but you can compare convenient connections and fares from different airlines, then book your Key West — Cancun ticket online.

There are no direct flights — tickets are sold with a connection (usually via Hartsfield-Jackson Atlanta International Airport), the whole trip with a connection takes about 6 h 20 min, flights are operated by American Airlines, Aeromexico, the distance between the cities is around 642 km.

Planning your trip? You may find our Cancun travel guide, how to get from the airport into town and Cancun weather forecast useful. To catch a low fare, use the low-price calendar and the monthly price chart on this page.

Facts about this route

from AED 1,228Min. price
AugustCheapest
AugustPeak season
NoDirect flights
642 kmDistance
5 h 2 minTravel time

Flight ticket prices by day: Key West — Cancun

Below is a calendar of the lowest flight ticket prices for Key West — Cancun by day. Pick a convenient date and instantly see the fare. The cheapest flights on this route start from AED 1,228 in August, and the most expensive are around AED 1,228 in August. If your travel dates are flexible, the calendar will help you find the best price for your preferred period. To view round-trip fares, switch to the "Round trip" tab above the calendar, select your departure date — and the right-hand calendar will highlight the lowest prices for return flights on each day.

 
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--
--

Prices by month

Average one-way fares from Key West to Cancun by month. Tickets are usually cheapest in September (around AED 886) and priciest in December (about AED 1,307) — use the table and chart below to pick the best time to fly.

MonthAverage priceLevelMonthAverage priceLevelMonthAverage priceLevel
JanAED 1,012mediumMayAED 928lowSepAED 886low
FebAED 1,139highJunAED 970mediumOctAED 928low
MarAED 1,265highJulAED 1,096highNovAED 1,096high
AprAED 1,054mediumAugAED 1,012mediumDecAED 1,307high

Some values are estimated based on seasonality.

When to fly

Weather in Cancun: it is warmest in July (up to 31 °C on average) and coolest in January (around 26 °C). The driest month is April.

Tickets are usually cheapest in August and most expensive in August. Compare prices and weather by month in the charts below to pick the best time to fly.

Temperature · Cancun

Dry and wet days · Cancun

Wind speed and direction · Cancun

We'll let you know if you need a visa

Enter your destination or
Your nationality
Destination

How to get the best deal on a Key West — Cancun ticket

  • Book ahead: fares for Key West — Cancun are usually lower 3–8 weeks before departure than at the last minute.
  • Play with your dates — Tuesday, Wednesday and Saturday departures are often cheaper than Friday and Sunday.
  • The cheapest month to fly to Cancun is usually August — plan your trip around it if your dates are flexible.
  • There are no direct flights — travellers usually connect via Hartsfield-Jackson Atlanta International Airport. Compare different connections: a layover adds time but lowers the price.
  • Watch the low-price calendar and the monthly price trend on this page — they make it easier to catch a good date.
  • Travelling light? Pick a cabin-baggage-only fare — tickets without checked luggage are noticeably cheaper.
  • Get to the airport in good time — about 2–3 hours before an international departure and roughly an hour before a domestic one.

Airlines

Flights on the Key West — Cancun route are operated by 2 airlines; American Airlines runs the most flights. There are no direct flights — compare carriers and convenient connections below.

There are no direct flights on the Key West — Cancun route. Showing airlines offering connecting flights.
  • American AirlinesAA
    WebsiteFleet: 965211M pax/year
    • EYW → MIA → CUN (with stopover)
    Open →
  • AeromexicoAM
    WebsiteFleet: 15424.7M pax/year
    • EYW → ATL → CUN (with stopover)
    Open →

Cities and airports on the Key West — Cancun route

Flights Key West — Cancun depart from Key West International Airport and arrive at Cancun International Airport. Below are pages for the cities, countries, and airports on the route: airlines, schedules, and travel guides.

Departure

Key West

EYW
United States
About the cityHow to get thereWeatherAll about the country United States
Arrival

Cancun

CUN
Mexico
About the cityHow to get thereWeatherAll about the country Mexico
Departure airports
Arrival airports

Interesting articles about Cancun

What to do in Mexico? Part 1.Tips for Travelers

What to do in Mexico? Part 1.

Few people travel to Mexico independently; it’s not like going to the Black Sea or even flying to Europe. Many think it’s an extremely dangerous adventure, and even if they want to visit this country,…

Best Adults Only Resorts in the WorldWhere to go

Best Adults Only Resorts in the World

A vacation without unnecessary noise is not just a whim, but an opportunity to finally hear the sound of the surf and your own thoughts. Adults Only hotels are created for those who appreciate aesthet…

Tips for Travelers

Top 9 Dive Spots for Beginners

Becoming a traveler is easy. Visit new countries and discover new cities — and there you are, an experienced wanderer. But the main thing is not to stop only on land. Thanks to the invention of Jacque…

The Most Dangerous Areas in the World: Where Tourists Should Not GoTips for Travelers

The Most Dangerous Areas in the World: Where Tourists Should Not Go

The world is too vast to limit oneself to “all-inclusive” hotels, but sometimes the thirst for adventure leads travelers to places where travel insurance turns into a useless piece of paper. There are…

Backpacking Through Latin AmericaInteresting

Backpacking Through Latin America

Latin America is a “mystical” milestone in world culture. Latin America is a place hidden from the all-seeing eye of news feeds and emergency reports from CNN. A place where eternity is captured in th…

Interesting

Most Dangerous Countries for Travel

International SOS assessed health and life risks for travelers in various countries worldwide and created an interactive map. Based on data from the British company Ipsos Mori, International SOS asses…

Frequently asked questions about the Key West — Cancun flight

How long is the flight from Key West to Cancun?

There are no direct flights, so travel time depends on the connection in Hartsfield-Jackson Atlanta International Airport. Based on search data, the whole trip takes about 6 h 20 min including the layover.

How far is it from Key West to Cancun?

The distance from Key West to Cancun is about 642 km.

Are there direct flights from Key West to Cancun?

There are no nonstop flights on this route — tickets are only available with a connection (usually via Hartsfield-Jackson Atlanta International Airport).

Which airlines fly from Key West to Cancun?

Airlines operating Key West — Cancun include American Airlines, Aeromexico. See the full list with schedules in the "Airlines" section on this page.

Which airports do Key West — Cancun flights use?

Flights from Key West depart from Key West International Airport, and arrive at Cancun International Airport. If a city has more than one airport, check which one your ticket uses before you travel.

How much is a ticket from Key West to Cancun?

The price of a Key West — Cancun ticket depends on your travel date, season and demand: it is usually cheapest to fly in August, and most expensive in August. Check the current lowest fare and low-price calendar on this page.

When is the best time to book flights Key West — Cancun?

Flights Key West — Cancun are usually cheaper when booked in advance — a few weeks before departure and away from peak dates; the most budget-friendly month to fly is August. Compare prices by month in the price trend chart on this page.

How can I find the cheapest flights from Key West to Cancun?

To catch a low fare Key West — Cancun, book a few weeks in advance, keep your dates flexible, and compare airlines and connecting options. The low-price calendar and monthly price chart on this page show the cheapest days and months at a glance: the most budget-friendly month to fly is usually August.

How early should I arrive at the airport?

For international flights, plan to be at the airport about 2–3 hours before departure, and around an hour before a domestic flight. Allow extra time during busy travel seasons and at large hubs, where check-in and security lines can be longer.

Where else you can fly from Key West

See all
Washington, D.C.ChicagoDallasAtlantaPhiladelphiaBostonNew York CityFort LauderdaleCharlotteMiamiTampaNew HavenHoustonOrlandoTallahasseeNassauGainesville

Where else you can fly from Cancun

See all
Mexico CityMonterreyDallasNew York CityHoustonAtlantaGuadalajaraTorontoLos AngelesChicagoPanama CityMiamiCharlotteDenverBogotaSeattlePhiladelphiaMontrealSan FranciscoDetroitBostonQuerétaroLimaLeonPueblaFort LauderdaleVancouverWashington, D.C.Tuxtla GutierrezCalgaryVeracruzOttawaLondonFrankfurt am MainAustinSt. LouisSan Luis PotosíGuatemala CitySan JoséCleveland

We use cookies and services to collect user information. This is essential for the functioning of the site and for marketing purposes. You can find out more in .