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$476+ Cheap flights from Cancún (CUN) to Key West (EYW)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
CUN — EYW
Feb 25 — Mar 41
Tue 2/25
Tue 3/4
1 adult, Economy
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Cheap flight deals from Cancún to Key West

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

Round-trip from

$476
(American Airlines)
From Cancun to Key West
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Find flight deals from Cancún to Key West

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

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.
Sat 4/52:30 pmCUN - EYW
1 stop21h 21mAmerican Airlines
Sat 4/2611:39 amEYW - CUN
1 stop25h 05mAmerican Airlines
Deal found 2/20$476
This United 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/55:22 pmCUN - EYW
2 stops20h 42mUnited Airlines
Sat 4/264:04 pmEYW - CUN
2 stops28h 16mUnited Airlines
Deal found 2/20$488
This eDestinos 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/61:08 pmCUN - EYW
2 stops27h 07mAeromexico
Sun 4/137:00 amEYW - CUN
2 stops12h 48mAeromexico
Deal found 2/20$1,356

Find flights from Cancún to Key West within your budget

Customize your flight search to find flights from Cancún to Key West 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

Cancún

Fly to

Key West

Route

Depart

Return

Price

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Sat 4/5

2:30 pm-12:51 pm

1 stop21h 21m

Key West

Sat 4/26

11:39 am-11:44 am

1 stop25h 05m

$476

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Sat 4/5

5:22 pm-3:04 pm

2 stops20h 42m

Key West

Sat 4/26

4:04 pm-7:20 pm

2 stops28h 16m

$488

CancúnKey West

CUN - EYW

CUNEYW

Cancun

Sun 4/6

1:08 pm-5:15 pm

2 stops27h 07m

Key West

Sun 4/13

7:00 am-6:48 pm

2 stops12h 48m

$1,356

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

Best time to book a flight from Cancún to Key West

Have a flexible travel schedule? Discover the best time to fly to Key West from Cancún 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 Cancún to Key West

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

Rainfall in Key West by month

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

In terms of precipitation, rainfall in Key West ranges from 1.5 - 6.7 inches per month. September is typically the wettest month, when rainfall can reach 6.7 in. February is typically the driest time to visit Key West when rainfall is around 1.5 in.

Temperature in Key West by month

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

If weather is an important factor for your trip to Key West, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 69.8 F).

Reviews of airlines servicing Key West

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

Entertainment

7.1

Food

6.6

Crew

7.9

Overall

7.5

Comfort

7.6

Boarding

7.5

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jan 2025

QRO - ATL

You are a cheap airline - and I don’t mean well priced I mean miserable. That 4 1/2 hour plus flight was way below acceptable NO Food NO in flight entertainment NOt even a place to charge my own electronic devises All in a cheap aircraft with thin seats and very limited reclining I am done with Aeromexico

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

Entertainment

7.1

Food

6.6

Crew

7.9

Overall

7.5

Comfort

7.6

Boarding

7.5

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jan 2025

QRO - ATL

You are a cheap airline - and I don’t mean well priced I mean miserable. That 4 1/2 hour plus flight was way below acceptable NO Food NO in flight entertainment NOt even a place to charge my own electronic devises All in a cheap aircraft with thin seats and very limited reclining I am done with Aeromexico

United Airlines
7.4
Good
8,766 reviews
Aeromexico
7.5
Good
1,771 reviews

Entertainment

7.1

Food

6.6

Crew

7.9

Overall

7.5

Comfort

7.6

Boarding

7.5

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jan 2025

QRO - ATL

You are a cheap airline - and I don’t mean well priced I mean miserable. That 4 1/2 hour plus flight was way below acceptable NO Food NO in flight entertainment NOt even a place to charge my own electronic devises All in a cheap aircraft with thin seats and very limited reclining I am done with Aeromexico

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

Entertainment

7.1

Food

6.6

Crew

7.9

Overall

7.5

Comfort

7.6

Boarding

7.5

Reviews

1 / 20

2.0
Mediocre

Anonymous,Jan 2025

QRO - ATL

You are a cheap airline - and I don’t mean well priced I mean miserable. That 4 1/2 hour plus flight was way below acceptable NO Food NO in flight entertainment NOt even a place to charge my own electronic devises All in a cheap aircraft with thin seats and very limited reclining I am done with Aeromexico

Related info for your journey

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Cancún to Key West 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 Cancún to Key West?

    Currently, August is the cheapest month in which you can book a flight from Cancún to Key West (average of $328). Flying from Cancún to Key West in March is currently the most expensive (average of $510). 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.

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