HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Florida Keys

$67+ Cheap flights from Colorado to Florida Keys

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — EYW
Jan 8 — Jan 151
Thu 1/8
Thu 1/15
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Colorado to Florida Keys with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Colorado to Florida Keys

Cheapest flights from Colorado to Florida Keys
Explore the most affordable flight options available from Colorado to Florida Keys. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 9, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:05 amDEN - MIA
1 stop13h 54mFrontier
Tue 1/139:10 amMIA - DEN
Nonstop4h 49mFrontier
Deal found 12/7$131
This Kiwi.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:00 amDEN - MIA
1 stop11h 39mFrontier
Fri 1/95:03 pmMIA - DEN
1 stop27h 00mFrontier
Deal found 12/8$139
This Cheapflightsfares deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:36 pmDEN - MIA
1 stop25h 06mFrontier
Thu 1/812:39 pmMIA - DEN
1 stop11h 10mFrontier
Deal found 12/9$140
This Trip.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:25 amDEN - MIA
1 stop9h 29mFrontier
Thu 1/85:21 pmMIA - DEN
1 stop8h 03mFrontier
Deal found 12/9$148
This Booking.com deal was found by Cheapflights users on 12/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:51 pmDEN - MIA
1 stop24h 33mFrontier
Tue 1/67:05 amMIA - DEN
1 stop28h 58mFrontier
Deal found 12/8$168
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/156:00 amDEN - MIA
1 stop11h 39mFrontier
Sun 12/217:05 amMIA - DEN
1 stop18h 46mFrontier
Deal found 12/7$170
This Kiwi.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/304:36 pmDEN - MIA
1 stop25h 06mMultiple Airlines
Wed 1/72:19 pmMIA - DEN
1 stop13h 04mMultiple Airlines
Deal found 12/9$180
This Trip.com deal was found by Cheapflights users on 12/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:25 amDEN - MIA
1 stop9h 29mFrontier
Wed 1/76:16 pmMIA - DEN
Nonstop4h 49mFrontier
Deal found 12/9$181
This American Airlines deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:44 amDEN - EYW
1 stop9h 09mAmerican Airlines
Thu 1/84:01 pmEYW - DEN
1 stop9h 15mAmerican Airlines
Deal found 12/7$237
This American Airlines deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/3111:59 pmDEN - EYW
2 stops9h 07mAmerican Airlines
Thu 1/87:08 amEYW - DEN
1 stop7h 41mAmerican Airlines
Deal found 12/7$239
This United Airlines deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/317:45 amDEN - EYW
1 stop6h 03mUnited Airlines
Thu 1/86:05 pmEYW - DEN
1 stop8h 25mUnited Airlines
Deal found 12/7$257
This Kiwi.com deal was found by Cheapflights users on 12/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/316:30 amDEN - EYW
2 stops23h 45mMultiple Airlines
Fri 1/91:06 pmEYW - DEN
1 stop11h 53mMultiple Airlines
Deal found 12/7$273

Find flight deals from Colorado to Florida Keys

Keep the following information in mind while searching for Colorado to Florida Keys flight deals. Data was last updated December 9, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$117
(Kiwi.com)

One-way from

$67
(Kiwi.com)

Popular in

December

Cheapest in

August

Average price

$396
Provider with most accurate pricing for Denver Intl-Miami flight deals.
Search Deals
Provider most trusted by Cheapflights users for Denver Intl-Miami flights.
Search Deals
From Colorado to Florida Keys
Search Deals
One-way flight from Colorado to Florida Keys
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($35 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Florida Keys that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
Use the filters below to find and compare flights from Colorado to Florida Keys that are best for you.

Fly from

Colorado

Fly to

Florida Keys

Route

Depart

Return

Price

DenverMiami

DEN - MIA

DENMIA

Denver Intl

Thu 1/29

5:35 pm-11:30 pm

Nonstop3h 55m

Miami

Tue 2/3

3:44 pm-6:25 pm

Nonstop4h 41m

$208

DenverKey West

DEN - EYW

DENEYW

Denver Intl

Tue 2/17

6:19 am-7:20 pm

2 stops11h 01m

Key West

Wed 2/25

1:36 pm-8:15 pm

1 stop8h 39m

$236

DenverKey West

DEN - EYW

DENEYW

Denver Intl

Sun 2/22

12:59 am-10:59 am

1 stop8h 00m

Key West

Wed 2/25

6:07 pm-12:25 am

1 stop8h 18m

$237

DenverKey West

DEN - EYW

DENEYW

Denver Intl

Sun 2/22

12:59 am-10:59 am

1 stop8h 00m

Key West

Fri 2/27

6:07 pm-12:25 am

1 stop8h 18m

$237

DenverKey West

DEN - EYW

DENEYW

Denver Intl

Sun 1/18

12:00 pm-7:40 pm

1 stop5h 40m

Key West

Thu 1/22

2:45 pm-7:28 pm

1 stop6h 43m

$237

DenverKey West

DEN - EYW

DENEYW

Denver Intl

Sun 2/22

12:59 am-10:59 am

1 stop8h 00m

Key West

Thu 2/26

6:07 pm-12:25 am

1 stop8h 18m

$237

DenverKey West

DEN - EYW

DENEYW

Denver Intl

Tue 2/10

12:00 pm-7:40 pm

1 stop5h 40m

Key West

Wed 2/18

6:07 pm-12:25 am

1 stop8h 18m

$237

DenverKey West

DEN - EYW

DENEYW

Denver Intl

Mon 2/16

12:59 am-10:59 am

1 stop8h 00m

Key West

Tue 2/24

6:07 pm-10:48 pm

1 stop6h 41m

$237

DenverKey West

DEN - EYW

DENEYW

Denver Intl

Wed 2/11

10:50 am-7:40 pm

1 stop6h 50m

Key West

Wed 2/18

6:07 pm-10:48 pm

1 stop6h 41m

$237

DenverMiami

DEN - MIA

DENMIA

Denver Intl

Wed 12/31

5:45 am-3:54 pm

1 stop8h 09m

Miami

Wed 1/7

6:45 am-3:15 pm

1 stop10h 30m

$237

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/7

Showing 1-10 of 60 results
1
2
3
...
6

Best time to book a flight from Colorado to Florida Keys

Have a flexible travel schedule? Discover the best time to fly to Florida Keys from Colorado with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Colorado to Florida Keys

What is the cheapest month to book a flight from Colorado to Florida Keys?

Currently, April is the cheapest month in which you can book a flight from Colorado to Florida Keys (average of $198). Flying from Colorado to Florida Keys in June is currently the most expensive (average of $284). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from CO to EOA?

Find hourly flight availability from Colorado to Florida Keys. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 9, 2025.

A simple way to save on the total cost of your ticket is to fly from Colorado to Florida Keys in the evening. If you’re flexible enough to do this you can expect to save up to 27% on your trip compared to booking a flight in the morning.

Related info for your journey

Find useful and relevant information for your journey from Colorado to Florida Keys. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Colorado to Florida Keys?

    United Airlines, American Airlines, and Delta can get you from Colorado to Florida Keys in just under 3h 55m. Your travel time can differ by up to 7h 06m. The distance from Colorado to Florida Keys is about 1707 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Colorado to Florida Keys one-way?

    For one-way options, check prices for Frontier. According to our data, you can fly for as low as $50. Users have also found prices from $88 and $88 on United Airlines and American Airlines, respectively.

  • Can I find deals for flights from Colorado to Florida Keys that include hotel bookings?

    Yes. In addition to deals on Colorado to Florida Keys flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Colorado to Florida Keys?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Florida Keys.

  • Can I find deals for business class flights from Colorado to Florida Keys?

    Yes. Cheapflights offers flight deals from Colorado to Florida Keys by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Colorado to Florida Keys?

    Currently, April is the cheapest month in which you can book a flight from Colorado to Florida Keys (average of $198). Flying from Colorado to Florida Keys in June is currently the most expensive (average of $284). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Colorado to Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.
John F Kennedy Intl to Miami flights
John F Kennedy Intl to Fort Lauderdale flights
Newark to Fort Lauderdale flights
LaGuardia to Fort Lauderdale flights
LaGuardia to Miami flights
Newark to Miami flights
John F Kennedy Intl to Orlando flights
Newark to West Palm Beach flights
Newark to Orlando flights
John F Kennedy Intl to West Palm Beach flights
Dallas/Fort Worth to Orlando flights
LaGuardia to Orlando flights
Dulles Intl to Miami flights
Dallas/Fort Worth to Miami flights
Dallas/Fort Worth to Fort Lauderdale flights
Reagan-National to Miami flights
Boston to Fort Lauderdale flights
John F Kennedy Intl to Tampa flights
Dulles Intl to Orlando flights
Boston to Miami flights
O'Hare Intl to Orlando flights
LaGuardia to Tampa flights
Los Angeles to Miami flights
LaGuardia to West Palm Beach flights
Detroit to Fort Lauderdale flights
Baltimore to Fort Lauderdale flights
O'Hare Intl to Fort Lauderdale flights
Detroit to Orlando flights
Reagan-National to Orlando flights
Boston to Orlando flights
Los Angeles to Orlando flights
Philadelphia to Fort Lauderdale flights
Philadelphia to Orlando flights
Baltimore to Miami flights
Newark to Tampa flights
Philadelphia to Miami flights
Los Angeles to Fort Lauderdale flights
Minneapolis to Orlando flights
Detroit to Miami flights
O'Hare Intl to Miami flights
Dulles Intl to Fort Lauderdale flights
Baltimore to Orlando flights
Dulles Intl to Tampa flights
Reagan-National to Fort Lauderdale flights
Seattle to Orlando flights
Boston to Tampa flights
Newark to Fort Myers flights
O'Hare Intl to Tampa flights
Minneapolis to Fort Myers flights
Denver to Orlando flights

Top 3 airlines flying from Colorado to Florida Keys

Discover the top 3 airlines that operate flights from Colorado to Florida Keys. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated December 9, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$230Average$486FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$351FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$284Average$540FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.