The cheapest times to fly from EYW to CUN are

  • January 8th to March 11th (except the week of February 12th)
  • May 28th to June 17th (except the week of June 4th)
  • August 13th to November 18th (except the week of October 8th)
  • early December

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from EYW to CUN is late January and early February. Prices can be as high as $1036 for Sunday flights during late December, or as low as $400 for Tuesday flights around late January and early February.


When to Fly to CancĂșn

Flying from Key West, FL (EYW) to Cancun (CUN) will usually cost between $442 to $689 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late January and early February with an average ticket price of $442. Due to high demand the most expensive time to fly is late December, with an average price of $836. Planning your trip to low-cost times can easily save you $395 on economy flights and even more on first-class flights. Generally, any price below $534 can be considered a good price for a round-trip EYW to CUN flight.

See below for a graph of average weekly prices for the EYW to CUN route. All prices are for round-trip tickets in USD.

EYW to CUN Flight Prices

Compared to other flights, the EYW to CUN flight is cheaper than the average and costs less than the average flight leaving from Key West. The average price per mile (for a direct flight) is $0.82, which is above average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $117 (18%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $507. Return trip prices are from the CUN to EYW flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from EYW to CUN can generally find a 1-layover flight. Because there is not usually a direct flight option the real-world direct flight time of 1 hour 43 minutes may not be realistic.


Flight Hacking EYW to CUN

Flight hacking is when you book two tickets instead of a layover, sometimes with different airlines. You will need to either bring only a carry-on bag (highly recommended) or leave yourself plenty of time to go through security again. Flight hacking is completely allowed, but airlines don’t always tell you the cheapest way to get from EYW to CUN — but Champion Traveler does!

Hack #1: Fort Lauderdale, FL (EYW > FLL > CUN)

  • Price for both tickets: $462
  • Average savings: $73 (13.58%)

See EYW to FLL flights

Hack #2: Miami, FL (EYW > MIA > CUN)

  • Price for both tickets: $517
  • Average savings: $17 (3.18%)

See EYW to MIA flights


Flight Questions Answered

Still have questions about flying from EYW to CUN? We’ve got answers.

Which airlines fly this route?

You can find 5 major airlines flying this route most often: American, Avianca, Delta, JetBlue, United, and potentially more during busy seasons.

How far away is it from Cancun International Airport to Key West International Airport?

The distance between the two airports is roughly 406 miles or 653 kilometers.

How long does it take to fly from EYW to CUN?

The real-world flight time for a nonstop EYW to CUN flight is about 1 hour 43 minutes.

How many flights go between Key West, FL and Cancun?

It depends on the day of the week and the date, but a typical day might have around 21 available flights from EYW to CUN.


Airport Location Info


Departing Airport

Origination code EYW
Origination airport name Key West International Airport
City Key West, FL
Country the United States
Latitude 24.6
Longitude -81.8

Return Airport

Destination code CUN
Destination airport name Cancun International Airport
City Cancun
Country Mexico
Latitude 21
Longitude -86.9


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.