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Florida Keys

$90+ 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 5/14. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — EYW
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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Cheap 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 April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$154
(Trip.com)

One-way from

$90
(American Airlines)

Popular in

December

Cheapest in

September

Average price

$267
Provider with most accurate pricing for Denver Intl-Miami flight deals.
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From Colorado to Florida Keys
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One-way flight from Colorado to Florida Keys
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Highest demand for flights based on searches. 12% potential increase in price ($37 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find 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 April 3, 2025.

This CheapOair deal was found by Cheapflights users on 4/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2912:34 amDEN - MIA
Nonstop3h 56mFrontier
Tue 8/56:00 amMIA - DEN
Nonstop4h 21mFrontier
Deal found 4/3$152
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Fri 4/255:44 pmDEN - MIA
Nonstop4h 00mUnited Airlines
Sat 4/267:54 amMIA - DEN
Nonstop4h 38mUnited Airlines
Deal found 4/2$177
This Southwest deal was found by Cheapflights users on 4/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/56:00 amDEN - MIA
1 stop8h 00mSouthwest
Sat 5/106:20 amMIA - DEN
Nonstop4h 35mSouthwest
Deal found 4/2$187
This American Airlines deal was found by Cheapflights users on 4/2. 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.
Thu 5/1511:53 pmDEN - MIA
Nonstop3h 52mAmerican Airlines
Sat 5/249:00 amMIA - DEN
Nonstop4h 21mAmerican Airlines
Deal found 4/2$217
This CheapOair deal was found by Cheapflights users on 4/3. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/128:45 amDEN - MIA
1 stop8h 38mMultiple Airlines
Wed 4/236:00 amMIA - DEN
Nonstop4h 39mMultiple Airlines
Deal found 4/3$218
This American Airlines deal was found by Cheapflights users on 4/3. 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.
Sat 5/106:15 amDEN - EYW
1 stop8h 25mAmerican Airlines
Fri 5/165:24 pmEYW - DEN
1 stop7h 35mAmerican Airlines
Deal found 4/3$237
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/2712:55 amDEN - MIA
1 stop6h 25mDelta
Tue 5/67:00 amMIA - DEN
1 stop6h 09mDelta
Deal found 4/2$237
This American Airlines deal was found by Cheapflights users on 4/2. 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.
Sat 9/206:27 amCOS - EYW
2 stops10h 04mAmerican Airlines
Wed 9/244:01 pmEYW - COS
2 stops9h 24mAmerican Airlines
Deal found 4/2$273
This American Airlines deal was found by Cheapflights users on 4/2. 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.
Sat 4/264:39 pmCOS - MIA
1 stop5h 54mAmerican Airlines
Sat 5/35:18 amMIA - COS
1 stop6h 34mAmerican Airlines
Deal found 4/2$279
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Sat 5/39:35 amCOS - MIA
2 stops8h 59mUnited Airlines
Mon 5/129:30 amMIA - COS
1 stop7h 13mUnited Airlines
Deal found 4/2$284
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/39:40 amDEN - EYW
1 stop8h 00mDelta
Thu 7/106:00 pmEYW - DEN
1 stop7h 47mDelta
Deal found 4/2$288
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Fri 5/21:40 pmGJT - MIA
1 stop8h 06mUnited Airlines
Sat 5/109:30 amMIA - GJT
1 stop9h 22mUnited Airlines
Deal found 4/2$329

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 April 3, 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

Tue 4/15

11:25 pm-5:21 am

Nonstop3h 56m

Miami

Fri 5/9

6:00 am-8:29 am

Nonstop4h 29m

$154

DenverMiami

DEN - MIA

DENMIA

Denver Intl

Sat 4/26

2:16 pm-8:05 pm

Nonstop3h 49m

Miami

Tue 4/29

8:48 am-11:18 am

Nonstop4h 30m

$177

DenverMiami

DEN - MIA

DENMIA

Denver Intl

Tue 5/6

8:20 am-8:55 pm

2 stops10h 35m

Miami

Wed 5/7

8:30 am-11:00 am

Nonstop4h 30m

$198

DenverMiami

DEN - MIA

DENMIA

Denver Intl

Sat 5/10

5:45 pm-11:46 pm

Nonstop4h 01m

Miami

Sun 5/25

6:30 am-12:56 pm

1 stop8h 26m

$202

DenverMiami

DEN - MIA

DENMIA

Denver Intl

Sat 4/12

8:45 am-7:23 pm

1 stop8h 38m

Miami

Wed 4/23

6:00 am-8:39 am

Nonstop4h 39m

$218

DenverMiami

DEN - MIA

DENMIA

Denver Intl

Sun 4/27

12:55 am-9:20 am

1 stop6h 25m

Miami

Tue 5/6

7:00 am-11:09 am

1 stop6h 09m

$237

DenverKey West

DEN - EYW

DENEYW

Denver Intl

Sat 5/10

6:15 am-4:40 pm

1 stop8h 25m

Key West

Fri 5/16

5:24 pm-10:59 pm

1 stop7h 35m

$237

Colorado SpringsKey West

COS - EYW

COSEYW

Colorado Springs

Sat 9/20

6:27 am-6:31 pm

2 stops10h 04m

Key West

Wed 9/24

4:01 pm-11:25 pm

2 stops9h 24m

$273

Colorado SpringsMiami

COS - MIA

COSMIA

Colorado Springs

Sat 4/26

4:39 pm-12:33 am

1 stop5h 54m

Miami

Sat 5/3

5:18 am-9:52 am

1 stop6h 34m

$279

Colorado SpringsMiami

COS - MIA

COSMIA

Colorado Springs

Sat 5/3

9:35 am-8:34 pm

2 stops8h 59m

Miami

Mon 5/12

9:30 am-2:43 pm

1 stop7h 13m

$284

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/1

Showing 1-10 of 54 results
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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, August is the cheapest month in which you can book a flight from Colorado to Florida Keys (average of $328). Flying from Colorado to Florida Keys in March is currently the most expensive (average of $493). 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 April 3, 2025.

When flying from Colorado to Florida Keys, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Florida Keys ranges from 1.6 - 9.9 inches per month. September is typically the wettest month, when rainfall can reach 9.9 in. January is typically the driest time to visit Florida Keys when rainfall is around 1.6 in.

Temperature in Florida Keys by month

Plan your trip to Florida Keys by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Florida Keys, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 68.0 F).

Reviews of airlines servicing Florida Keys

Get insights into the airlines that provide service to Florida Keys. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Florida Keys. Reviews last updated April 3, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Colorado to Florida Keys. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,825 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,825 reviews
Alaska Airlines
8.0
Very good
9,825 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,274 reviews
Alaska Airlines
8.0
Very good
9,825 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,897 reviews
Alaska Airlines
8.0
Very good
9,825 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,619 reviews
Alaska Airlines
8.0
Very good
9,825 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
JetBlue
7.3
Good
2,920 reviews
Alaska Airlines
8.0
Very good
9,825 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Overall

8.0

Food

7.1

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

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.

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

    For one-way options, check prices for American Airlines. According to our data, you can fly for as low as $90. Users have also found prices from $93 and $99 on Frontier and Southwest, 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, August is the cheapest month in which you can book a flight from Colorado to Florida Keys (average of $328). Flying from Colorado to Florida Keys in March is currently the most expensive (average of $493). 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

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Alternative routes for Colorado to Florida Keys

See prices for flight routes from nearby airports that may be better suited for you.
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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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$236Average$553FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$436FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$357Average$587FlexibilityNo cancel feeOn-time69%

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