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$221+ Cheap flights from Key West (EYW) to Cancún (CUN)

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
EYW — CUN
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Key West to Cancún

Discover tips and strategies to find the most affordable flight options for your journey from Key West (EYW) to Cancún (CUN). 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 February 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$484
(Kiwi.com)

One-way from

$221
(Kiwi.com)

Popular in

November

Cheapest in

March
Provider with most accurate pricing for Key West-Cancun flight deals.
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Provider most trusted by Cheapflights users for Key West-Cancun flights.
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From Key West to Cancun
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One-way flight from Key West to Cancun
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Highest demand for flights based on searches. 2% potential increase in price ($14 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($22 potential savings vs. average RT price).
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Find flight deals from Key West to Cancún

Cheapest flights from Key West to Cancún
Explore the most affordable flight options available from Key West to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 20, 2025.

This Kiwi.com deal was found by Cheapflights users on 2/19. 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 4/410:55 amEYW - CUN
1 stop25h 25mMultiple Airlines
Sun 4/69:08 amCUN - EYW
1 stop24h 02mMultiple Airlines
Deal found 2/19$484
This American Airlines deal was found by Cheapflights users on 2/20. 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.
Sun 4/611:39 amEYW - CUN
1 stop4h 43mAmerican Airlines
Sun 4/1310:50 amCUN - EYW
1 stop5h 39mAmerican Airlines
Deal found 2/20$510
This Aeromexico deal was found by Cheapflights users on 2/19. 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.
Fri 4/412:26 pmEYW - CUN
2 stops22h 04mAeromexico
Sun 4/63:25 pmCUN - EYW
2 stops28h 01mAeromexico
Deal found 2/19$1,121

Find flights from Key West to Cancún within your budget

Customize your flight search to find flights from Key West to Cancún 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 February 20, 2025.

Fly from

Key West

Fly to

Cancún

Route

Depart

Return

Price

Key WestCancún

EYW - CUN

EYWCUN

Key West

Fri 4/4

10:55 am-11:20 am

1 stop25h 25m

Cancun

Sun 4/6

9:08 am-10:10 am

1 stop24h 02m

$484

Key WestCancún

EYW - CUN

EYWCUN

Key West

Sun 4/6

11:39 am-9:42 am

1 stop23h 03m

Cancun

Sun 4/13

1:20 pm-2:25 pm

1 stop24h 05m

$510

Key WestCancún

EYW - CUN

EYWCUN

Key West

Fri 4/4

12:26 pm-9:30 am

2 stops22h 04m

Cancun

Sun 4/6

3:25 pm-8:26 pm

2 stops28h 01m

$1,121

Key WestCancún

EYW - CUN

EYWCUN

Key West

Sat 3/1

3:05 pm-10:55 am

1 stop19h 50m

$221

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

  • Most accurate provider: When it comes to deals on Key West-Cancún flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Key West-Cancún flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Key West-Cancún flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Key West-Cancún flights, Cheapflights users trust FlightHub the most. FlightHub 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-Cancún 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 Cancún

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

Travel insights for flights from Key West to Cancún

Get recent, data-driven insights about flights from Key West to Cancún including ideal travel times, pricing trends, and more.

Rainfall in Cancún by month

Plan your trip to Cancún by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Cancún ranges from 1.1 - 11.1 inches per month. October is typically the wettest month, when rainfall can reach 11.1 in. April is typically the driest time to visit Cancún when rainfall is around 1.1 in.

Temperature in Cancún by month

Plan your trip to Cancún by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Cancún, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 86.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 75.2 F).

Reviews of airlines servicing Cancún

Get insights into the airlines that provide service to Cancún. 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 Cancún. Reviews last updated February 20, 2025.
Aeromexico
7.5
Good
1,771 reviews

Crew

7.9

Overall

7.5

Boarding

7.5

Comfort

7.6

Entertainment

7.1

Food

6.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Dec 2024

TPA - MEX

Flight was delayed by several hours. Then after landing, it took us more than an hour to get into a terminal because another plane had taken our gate

Aeromexico
7.5
Good
1,771 reviews
Aeromexico
7.5
Good
1,771 reviews

Crew

7.9

Overall

7.5

Boarding

7.5

Comfort

7.6

Entertainment

7.1

Food

6.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Dec 2024

TPA - MEX

Flight was delayed by several hours. Then after landing, it took us more than an hour to get into a terminal because another plane had taken our gate

American Airlines
7.2
Good
10,000 reviews
Aeromexico
7.5
Good
1,771 reviews

Crew

7.9

Overall

7.5

Boarding

7.5

Comfort

7.6

Entertainment

7.1

Food

6.6

Reviews

1 / 20

2.0
Mediocre

Anonymous,Dec 2024

TPA - MEX

Flight was delayed by several hours. Then after landing, it took us more than an hour to get into a terminal because another plane had taken our gate

Related info for your journey

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

  • What are the cheapest airlines flying from Key West to Cancún round-trip?

    According to our current data, American Airlines ($510), and Aeromexico ($1,121) offers the cheapest pricing from Key West to Cancún. American Airlines is priced at 9% lower than the current average price of a flight leaving 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Key West to Cancún by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Key West to Cancún?

    Currently, January is the cheapest month in which you can book a flight from Key West to Cancún (average of $360). Flying from Key West to Cancún in March is currently the most expensive (average of $492). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Key West?

Book flights to Key West if you plan to visit one of these locations
Puerto Aventuras
Punta Sam
Holbox

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Top airline flying from Key West to Cancún

Discover the top airline that operate flights from Key West to Cancún. 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 February 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$427Average$546FlexibilityNo cancel feeOn-time71%
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