Cheap Flights from Cancun to Key West
No deal from Cancun to Key West has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from Cancun to Key West, the lowest round-trip fare we recorded was $715, in August. The typical fare was $941. August was the cheapest month we saw and July the dearest.
The most recent price we saw on this route was $1416 on Aeromexico and Delta, seen Oct 17. It is an unverified observation and may have changed.
See every deal <a href="/from/cancun">from Cancun</a>, <a href="/to/key-west">to Key West</a>, or the return direction <a href="/from/key-west/to/cancun">Key West to Cancun</a>.
Latest price we saw: Cancun to Key West
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Cancun (CUN) to Key West (EYW) | $1416 | 174.3¢ | Oct 18 – Oct 24 | Aeromexico and Delta | Oct 17 | Check price |
Price history: Cancun to Key West
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $765 | $880 | 7 |
| Sep 2026 | $718 | $865 | 18 |
| Aug 2026 | $715 | $1049 | 27 |
| Jul 2026 | $972 | $972 | 1 |
Frequently asked questions
How many flight deals from Cancun to Key West are on Sparkflights right now?
There are 0 verified deals from Cancun to Key West on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Cancun to Key West?
The lowest fare we've recorded from Cancun to Key West is $715, based on 53 price observations over 4 months.
How much does a flight from Cancun to Key West cost?
The typical round-trip fare we observed from Cancun to Key West is $941, against a recorded low of $715. These are observations, not quotes.
When is the cheapest month to fly Cancun to Key West?
August was the cheapest month we observed from Cancun to Key West and July the dearest, over 4 months of data.
What is the current price from Cancun to Key West?
The most recent fare our sweep saw from Cancun to Key West is $1416, on Oct 17. It is an unverified observation rather than a verified deal, so check it before booking.