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$58+ Cheap flights from Kentucky to Colorado

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 4/10. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DEN
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
1 adult, Economy
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Cheap flight deals from Kentucky to Colorado

Keep the following information in mind while searching for Kentucky to Colorado flight deals. Data was last updated March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$116
(Mytrip)

One-way from

$58
(Cheapflightsfares)

Popular in

December

Cheapest in

August

Average price

$448

Good round-trip deal

$359 or less

Good one-way deal

$233 or less
Provider with most accurate pricing for Louisville Intl-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Denver Intl flights.
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From Kentucky to Colorado
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One-way flight from Kentucky to Colorado
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Highest demand for flights based on searches. 6% potential increase in price ($27 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in March 2025
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Price to beat on a round-trip flight from Kentucky to Colorado.
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Price to beat on a one-way flight from Kentucky to Colorado.
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Find flight deals from Kentucky to Colorado

Cheapest flights from Kentucky to Colorado
Explore the most affordable flight options available from Kentucky to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 31, 2025.

This Mytrip deal was found by Cheapflights users on 3/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/86:20 amTYS - DEN
Nonstop3h 11mAllegiant Air
Sun 5/118:21 amDEN - TYS
Nonstop2h 44mAllegiant Air
Deal found 3/30$116
This Cheapflightsfares deal was found by Cheapflights users on 3/31. 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.
Thu 5/17:45 pmBNA - DEN
Nonstop3h 11mFrontier
Mon 5/53:14 pmDEN - BNA
Nonstop2h 38mFrontier
Deal found 3/31$136
This Frontier deal was found by Cheapflights users on 3/30. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 4/265:39 pmCVG - DEN
Nonstop3h 15mFrontier
Fri 5/27:35 pmDEN - CVG
Nonstop2h 48mFrontier
Deal found 3/30$138
This CheapOair deal was found by Cheapflights users on 3/30. 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.
Fri 4/1812:46 pmTYS - DEN
Nonstop3h 22mFrontier
Sun 4/2011:00 amDEN - TYS
Nonstop2h 46mFrontier
Deal found 3/30$141
This Booking.com deal was found by Cheapflights users on 3/30. 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.
Fri 5/306:15 amCVG - DEN
Nonstop2h 58mAllegiant Air
Mon 6/28:03 amDEN - CVG
Nonstop2h 39mAllegiant Air
Deal found 3/30$143
This Kiwi.com deal was found by Cheapflights users on 3/30. 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.
Fri 5/306:15 amCVG - DEN
Nonstop2h 58mMultiple Airlines
Tue 6/108:06 pmDEN - CVG
Nonstop2h 48mMultiple Airlines
Deal found 3/30$150
This Booking.com deal was found by Cheapflights users on 3/31. 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.
Thu 5/17:45 pmBNA - DEN
Nonstop3h 11mMultiple Airlines
Sun 5/48:30 amDEN - BNA
1 stop6h 01mMultiple Airlines
Deal found 3/31$173
This American Airlines deal was found by Cheapflights users on 3/31. 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 5/145:32 amBNA - DEN
1 stop6h 55mAmerican Airlines
Wed 5/142:45 pmDEN - BNA
1 stop6h 55mAmerican Airlines
Deal found 3/31$193
This Southwest deal was found by Cheapflights users on 3/30. 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.
Wed 5/75:40 amBNA - DEN
Nonstop2h 50mSouthwest
Fri 5/96:05 pmDEN - BNA
Nonstop2h 40mSouthwest
Deal found 3/30$197
This Delta deal was found by Cheapflights users on 3/30. 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.
Wed 5/77:44 pmCVG - DEN
1 stop6h 28mDelta
Fri 5/912:59 amDEN - CVG
1 stop7h 07mDelta
Deal found 3/30$197
This American Airlines deal was found by Cheapflights users on 3/30. 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 5/246:28 pmTYS - COS
1 stop7h 17mAmerican Airlines
Wed 5/286:00 amCOS - TYS
1 stop6h 05mAmerican Airlines
Deal found 3/30$199
This United Airlines deal was found by Cheapflights users on 3/30. 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.
Thu 5/14:14 pmTYS - DEN
Nonstop3h 27mUnited Airlines
Wed 5/75:20 pmDEN - TYS
Nonstop3h 04mUnited Airlines
Deal found 3/30$229

Cheapflights Fare Finder

Customize your flight search to find flights from Kentucky to Colorado 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 March 31, 2025.
Use the filters below to find and compare flights from Kentucky to Colorado that are best for you.

Fly from

Kentucky

Fly to

Colorado

Route

Depart

Return

Price

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Thu 5/8

6:20 am-7:31 am

Nonstop3h 11m

Denver Intl

Sun 5/11

8:21 am-1:05 pm

Nonstop2h 44m

$116

NashvilleDenver

BNA - DEN

BNADEN

Nashville Intl

Thu 5/1

7:45 pm-9:56 pm

Nonstop3h 11m

Denver Intl

Mon 5/5

3:14 pm-6:52 pm

Nonstop2h 38m

$136

CincinnatiDenver

CVG - DEN

CVGDEN

Cincinnati Cinci./N. Kentucky

Sat 4/26

5:39 pm-6:54 pm

Nonstop3h 15m

Denver Intl

Fri 5/2

7:35 pm-12:23 am

Nonstop2h 48m

$138

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Fri 4/18

12:46 pm-2:08 pm

Nonstop3h 22m

Denver Intl

Sun 4/20

11:00 am-3:46 pm

Nonstop2h 46m

$141

CincinnatiDenver

CVG - DEN

CVGDEN

Cincinnati Cinci./N. Kentucky

Fri 5/30

6:15 am-7:13 am

Nonstop2h 58m

Denver Intl

Mon 6/2

8:03 am-12:42 pm

Nonstop2h 39m

$143

CincinnatiDenver

CVG - DEN

CVGDEN

Cincinnati Cinci./N. Kentucky

Fri 5/30

6:15 am-7:13 am

Nonstop2h 58m

Denver Intl

Tue 6/10

8:06 pm-12:54 am

Nonstop2h 48m

$150

NashvilleDenver

BNA - DEN

BNADEN

Nashville Intl

Thu 5/1

7:45 pm-9:56 pm

Nonstop3h 11m

Denver Intl

Sun 5/4

8:30 am-3:31 pm

1 stop6h 01m

$173

NashvilleDenver

BNA - DEN

BNADEN

Nashville Intl

Wed 5/14

5:32 am-11:27 am

1 stop6h 55m

Denver Intl

Wed 5/14

2:45 pm-10:40 pm

1 stop6h 55m

$193

NashvilleDenver

BNA - DEN

BNADEN

Nashville Intl

Wed 5/7

5:40 am-7:30 am

Nonstop2h 50m

Denver Intl

Fri 5/9

6:05 pm-9:45 pm

Nonstop2h 40m

$197

CincinnatiDenver

CVG - DEN

CVGDEN

Cincinnati Cinci./N. Kentucky

Wed 5/7

7:44 pm-12:12 am

1 stop6h 28m

Denver Intl

Fri 5/16

12:59 am-10:06 am

1 stop7h 07m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/30

Showing 1-10 of 60 results
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Best time to book a flight from Kentucky to Colorado

Have a flexible travel schedule? Discover the best time to fly to Colorado from Kentucky 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 Kentucky to Colorado

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

Currently, October is the cheapest month in which you can book a flight from Kentucky to Colorado (average of $197). Flying from Kentucky to Colorado in March is currently the most expensive (average of $278). 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 KY to CO?

Find hourly flight availability from Kentucky to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated March 31, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Kentucky to Colorado as you normally would.

Weekly flight availability from Kentucky to Colorado

Explore weekly flight availability from Kentucky to Colorado. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated March 31, 2025.

The most flights from USKY to USCO are scheduled on a Monday (2 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (1 on average).

Rainfall in Colorado by month

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

In terms of precipitation, rainfall in Colorado ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Colorado when rainfall is around 0.5 in.

Temperature in Colorado by month

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

If weather is an important factor for your trip to Colorado, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. 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 Colorado. Reviews last updated March 31, 2025.
To help decide which airline to fly from Kentucky to Colorado, see what other customers have to say about Alaska Airlines, Southwest and Delta. 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
9,818 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

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
9,818 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

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
4,276 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

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
7,899 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

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
8,614 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

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
Allegiant Air
7.3
Good
731 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Crew

8.5

Comfort

7.9

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 Kentucky to Colorado. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How popular is this Kentucky to Colorado flight route?

    Within the past month, 45 users have taken a look at flights from Kentucky to Colorado.

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

    The cheapest airlines for a one-way flight from Kentucky to Colorado are Frontier ($58), Allegiant Air ($63), and Southwest ($89).

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

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

  • How can I find direct flights from Kentucky to Colorado?

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

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

    Yes. Cheapflights offers flight deals from Kentucky to Colorado 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 Kentucky to Colorado?

    Currently, October is the cheapest month in which you can book a flight from Kentucky to Colorado (average of $197). Flying from Kentucky to Colorado in March is currently the most expensive (average of $278). 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 Kentucky to Colorado

See prices for flight routes from nearby airports that may be better suited for you.
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Top 6 airlines flying from Kentucky to Colorado

Discover the top 6 airlines that operate flights from Kentucky to Colorado. 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$79Average$202FlexibilityNo cancel feeOn-time62%
Sun Country AirCheapest$150Average$301FlexibilityNo cancel feeOn-time83%
DeltaCheapest$157Average$353FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$199Average$415FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$231Average$564FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$275Average$420FlexibilityNo cancel feeOn-time63%
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