$100 Cheap Flights from Denver (DEN) to Key West (EYW)

View $100 flight on Wed, May 28, 2025Opens in a new window

Popular airlines from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW)

Find available prices by choosing your travel dates.

Cheap Flights from Denver to Key West (DEN-EYW)

Prices were available within the past 7 days and start at $100 for one-way flights and $218 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, May 29 - Tue, Jun 3
DEN
Denver
EYW
Key West
$218 Roundtrip, found 8 hours ago
$218
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Thu, May 29 from Denver to Key West, returning Tue, Jun 3, priced at $218 found 8 hours ago
American Airlines
Wed, May 28 - Tue, Jun 3
DEN
Denver
EYW
Key West
$219 Roundtrip, found 9 hours ago
$219
Roundtrip
found 9 hours ago
Select American Airlines flight, departing Wed, May 28 from Denver to Key West, returning Tue, Jun 3, priced at $219 found 9 hours ago
American Airlines
Thu, May 29 - Tue, Jun 3
DEN
Denver
EYW
Key West
$221 Roundtrip, found 8 hours ago
$221
Roundtrip
found 8 hours ago
Select American Airlines flight, departing Thu, May 29 from Denver to Key West, returning Tue, Jun 3, priced at $221 found 8 hours ago
American Airlines
Sat, May 31 - Fri, Jun 6
DEN
Denver
EYW
Key West
$226 Roundtrip, found 1 day ago
$226
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sat, May 31 from Denver to Key West, returning Fri, Jun 6, priced at $226 found 1 day ago
Delta
Mon, Jul 28 - Thu, Jul 31
DEN
Denver
EYW
Key West
$237 Roundtrip, just found
$237
Roundtrip
just found
Select Delta flight, departing Mon, Jul 28 from Denver to Key West, returning Thu, Jul 31, priced at $237 just found
United
Mon, Jan 5 - Fri, Jan 9
DEN
Denver
EYW
Key West
$237 Roundtrip, found 8 hours ago
$237
Roundtrip
found 8 hours ago
Select United flight, departing Mon, Jan 5 from Denver to Key West, returning Fri, Jan 9, priced at $237 found 8 hours ago
Delta
Wed, May 28 - Tue, Jun 3
DEN
Denver
EYW
Key West
$239 Roundtrip, found 9 hours ago
$239
Roundtrip
found 9 hours ago
Select Delta flight, departing Wed, May 28 from Denver to Key West, returning Tue, Jun 3, priced at $239 found 9 hours ago
American Airlines
Sun, Aug 17 - Sat, Aug 23
DEN
Denver
EYW
Key West
$240 Roundtrip, just found
$240
Roundtrip
just found
Select American Airlines flight, departing Sun, Aug 17 from Denver to Key West, returning Sat, Aug 23, priced at $240 just found
American Airlines
Sat, Sep 20 - Sat, Sep 27
DEN
Denver
EYW
Key West
$242 Roundtrip, found 3 hours ago
$242
Roundtrip
found 3 hours ago
Select American Airlines flight, departing Sat, Sep 20 from Denver to Key West, returning Sat, Sep 27, priced at $242 found 3 hours ago
JetBlue Airways
Sun, Nov 9 - Thu, Nov 13
DEN
Denver
EYW
Key West
$249 Roundtrip, found 1 day ago
$249
Roundtrip
found 1 day ago
Select JetBlue Airways flight, departing Sun, Nov 9 from Denver to Key West, returning Thu, Nov 13, priced at $249 found 1 day ago

Frequently asked questions

How much does a flight from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW) cost?
Discover the latest flight deals from DEN to EYW by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from DEN to EYW?
The cheapest flights from DEN to EYW are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from DEN to EYW?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that’ll take you from DEN to EYW. Sort your results by “Price (lowest to highest)” to snap up a great deal.
How many flights per day from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW)?
You’ll have to take a flight with a layover if you’re traveling from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW). Direct flights don’t operate daily on this route. However, just filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from DEN to EYW?
Friday is typically the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary depending on a range of factors, such as the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW)?
Select a flight from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW) that leaves before 3 PM to reduce the risk of cancellations. Later departures are on average 22% more likely to be canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.
Is it cheaper to buy a plane ticket from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW) last-minute?
Holding off until just before your trip to book your flight from DEN to EYW generally means paying more. While you may find some last-minute offers, they’re not always guaranteed. Keep your travel schedule open to maximize your chances of getting a bargain.
Is it cheaper to book a DEN to EYW flight and hotel package?
Booking a DEN to EYW flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip all in one place. Select from our impressive range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW)?
Usually, it’s possible to cancel or reschedule your DEN to EYW flight. However, if it’s been more than 24 hours since booking, additional charges may apply. Refer to your airline’s policies in your itinerary to see what changes are allowed and whether any costs are involved. You’ll also find more information on our Customer Service portal.
*Available to One Key members.