C$351 Cheap Flights from Key West International (EYW) to Cancun (CUN)

Compare Key West International to Cancun flight deals

Find the cheapest month or even day of the year to fly to Cancun

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Flight deals from Key West International to Cancun

Looking for a cheap last-minute deal or the best return flight from Key West International Airport to Cancun Airport? If you want to travel next month, return fares start from C$609. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Key West International to Cancun

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Key West International to Cancun flights are currently cheapest in August.

Key West International to Cancun: Alternative routes

Compare routes from Key West International to Cancun below. You may find an airport to fly into that's cheaper, faster, or easier than Cancun.

Key West to Cancun: Flight information

The things to know before you go.
Cheapest flight foundC$351
Cheapest month to flyAugust

Finding cheap flights from Key West International to Cancun: Frequently asked questions

The best price we found for a return flight from Key West International to Cancun is C$609. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Key West International to Cancun. But we found flights with one or more stops from C$609.
As of June 2026, there are no flights flying from Key West International to Cancun.
The cheapest month to fly from Key West International to Cancun is usually July.
After crunching the numbers on our flight calendar, we found that it's currently cheapest to fly from Key West International Airport to Cancun Airport on Friday, July 3, 2026.
No airlines currently offer direct flights between Key West International Airport and Cancun Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to Cancun but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to Cancun is around 40 days in advance, so don’t leave your flight to the last minute.
Currently, Allegiant Air offers the cheapest flight tickets to Cancun.

Traveling from Key West International Airport (EYW) to Cancun International Airport (CUN): what you need to know

  • During popular months such as July, it's best to get to the airport even earlier. Plan to arrive two hours before a domestic departure and four hours ahead for an international flight when you travel during a high season in general.

  • If you'd like a stopover for your flight from Key West International Airport to Cancun International Airport, just deselect 'Direct flights only' and look through your options. Here are the most popular stopovers between EYW and CUN:

    • Fort Lauderdale-Hollywood International Airport

    • Orlando International Airport

    • Miami International Airport

How to find the cheapest flights from Key West International Airport (EYW) to Cancun International Airport (CUN)

  • C$351 is the lowest price for a one-way ticket from Key West International Airport to Cancun International Airport. A return flight starts at C$609. These prices may change based on availability.

  • It's usually best to book as early as possible if you're looking for cheap flight tickets from EYW to CUN. That's because airlines change prices based on demand, which tends to increase closer to the date of departure.

  • The 'Whole month' tool shows you the cheapest flight tickets from Key West International Airport to Cancun International Airport throughout the month. It's a great way to find a bargain if your plans are flexible.

  • Create a Price Alert for cheap flight tickets from EYW to CUN. You don't need to check every day to find out if airfares have dropped. We'll tell you when there's a change in price.

  • Play around with filters to find the perfect journey for you. To see the 'Fastest,' 'Best' or 'Cheapest' flights from Key West International Airport to Cancun International Airport, use the 'Sort by' tool. You can also filter results by arrival and departure times, airline, and number of stops.

Handy information about Key West International Airport (EYW)

  • Key West International Airport is around 3 kilometres from central Key West. If you're driving, ride-sharing or catching a cab from the center, it'll take 6 minutes or so to get there, depending on traffic conditions. If you're using public transport, expect the journey time to be approximately 40 minutes.

  • Got an early flight from Key West International Airport to Cancun International Airport? Avoid the last-minute rush to the terminal (and sneak in some extra snooze time) by picking one of these hotels near EYW:

Arriving at Cancun International Airport (CUN)

Getting from Cancun International Airport (CUN) to central Cancun

  • From Cancun International Airport, Cancun is approximately 19 kilometres away. It takes around 26 minutes to reach the center driving.

When to fly to Cancun International Airport (CUN)

  • It's time to plan your dates for your flight from Key West International Airport to Cancun International Airport. July is the most popular month to visit Cancun. If you want a more low-key vibe, go in May.

  • Lock in your flight from Key West International Airport to Cancun International Airport for August if you'd like to visit Cancun during its warmest month. Expect temperatures of between 26ºC and 32ºC.

  • January sees average temperatures of between 20ºC and 27ºC. Search for cheap flight tickets from EYW to CUN sometime around then if you want to travel in cooler conditions.

More about Cancun

  • Once you've locked in your flights from EYW to CUN, you'll want to find somewhere to stay in Cancun. Make one of these options your base for exploring this popular destination:

  • Every great vacation has to include a little sightseeing. Playa Delfines, El Rey Ruins and Dubai Palace Casino are must-do's during your Cancun adventure.

Complete your Cancun trip with hotels and a car rental

  • You've got your cheap ticket to Cancun International Airport — now it's time to find a great place to stay, and maybe even your own set of wheels. We've compared prices across hundreds of companies to bring you the top hotels and car rental deals in Cancun.

Prices shown on this page are estimated lowest prices only. Found in the last 12 days.