$119 Cheap Delta flights Denver (DEN) to Key West (EYW)

View $119 flight on Wed, Aug 27, 2025Opens in a new window

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$119 Cheap Delta flights Denver (DEN) to Key West (EYW)

Prices were available within the past 7 days and start at $119 for one-way flights and $237 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Sat, Aug 23 - Sat, Aug 30
DEN
Denver
EYW
Key West
$237 Roundtrip, just found
$237
Roundtrip
just found
Select Delta flight, departing Sat, Aug 23 from Denver to Key West, returning Sat, Aug 30, priced at $237 just found
Delta
Tue, Oct 14 - Fri, Oct 31
DEN
Denver
EYW
Key West
$247 Roundtrip, found 5 days ago
$247
Roundtrip
found 5 days ago
Select Delta flight, departing Tue, Oct 14 from Denver to Key West, returning Fri, Oct 31, priced at $247 found 5 days ago
Delta
Fri, Jan 23 - Wed, Jan 28
DEN
Denver
EYW
Key West
$259 Roundtrip, found 1 day ago
$259
Roundtrip
found 1 day ago
Select Delta flight, departing Fri, Jan 23 from Denver to Key West, returning Wed, Jan 28, priced at $259 found 1 day ago
Delta
Tue, Nov 4 - Tue, Nov 11
DEN
Denver
EYW
Key West
$265 Roundtrip, found 10 hours ago
$265
Roundtrip
found 10 hours ago
Select Delta flight, departing Tue, Nov 4 from Denver to Key West, returning Tue, Nov 11, priced at $265 found 10 hours ago
Delta
Tue, Sep 30 - Sat, Oct 4
DEN
Denver
EYW
Key West
$267 Roundtrip, found 18 hours ago
$267
Roundtrip
found 18 hours ago
Select Delta flight, departing Tue, Sep 30 from Denver to Key West, returning Sat, Oct 4, priced at $267 found 18 hours ago
Delta
Fri, Aug 22 - Sun, Aug 31
DEN
Denver
EYW
Key West
$270 Roundtrip, found 5 days ago
$270
Roundtrip
found 5 days ago
Select Delta flight, departing Fri, Aug 22 from Denver to Key West, returning Sun, Aug 31, priced at $270 found 5 days ago
Flights from Denver (DEN) to Key West (EYW)
Origin airport
Denver Intl.
Destination airport
Key West Intl.
Airlines serving
American Airlines, Delta, JetBlue Airways, United
Popular airline
American Airlines
Distance
1697 mi

Frequently asked questions

How much is a Delta Air Lines flight from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW)?
Scoring cheap one-way Delta Air Lines flights from DEN to EYW from $119 on Expedia couldn't be simpler --- just filter by "Price (lowest to highest)." Or check out our budget-friendly round-trip fares from $237 for your next exciting adventure.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from DEN to EYW with Delta Air Lines?
September is one of the least expensive months to travel to Key West with Delta Air Lines. You could also find fantastic deals on one-way and round-trip fares in August.
What is the cheapest time to book flights from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW) with Delta Air Lines?
Search for affordable Delta Air Lines flights from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW) one to three months prior to your departure day. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. No matter the fare class and itinerary, the ideal day to book a domestic flight is generally Sunday and the most expensive is typically Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Delta Air Lines fly nonstop from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW)?
Enter your dates, click search and tick the "Nonstop" filter on Expedia to find any direct flights from DEN to EYW with Delta Air Lines or other carriers.
What is the earliest Delta Air Lines flight from DEN to EYW?
To find the earliest departures from DEN to EYW with Delta Air Lines, filter your search by "Early Morning" and "Morning." Booking an early flight usually means you'll experience fewer cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Delta Air Lines fly into in Key West?
Jump on a Delta Air Lines flight from Denver Intl. Airport (DEN) to Key West, and you'll likely land at Key West Intl. Airport (EYW). This is the airline's main hub in this city.
Why fly with Delta Air Lines from DEN to EYW?
Jetting off from DEN to EYW with Delta Air Lines means enjoying a range of perks, such as an excellent in-flight experience and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can collect OneKeyCash™* to redeem on select future travel purchases. That's in addition to the Delta SkyMiles points you can earn with Delta Air Lines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Delta Air Lines flight from Denver Intl. Airport (DEN) to Key West Intl. Airport (EYW)?
Depending on your fare type, a fee is typically charged if you cancel or change your flight more than 24 hours after it's confirmed. To find plane tickets with more flexibility, select our "Changes included" or "No cancel fee" filter while looking for flights. For additional information on canceling or modifying your reservation, head to "Trips," select your flight and click on "Manage Booking."

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