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Kentucky

$51+ Cheap flights from Colorado to Kentucky

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 11/9. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SDF
Nov 29 — Dec 61
Sat 11/29
Sat 12/6
1 adult, Economy
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Cheap flight deals from Colorado to Kentucky

Keep the following information in mind while searching for Colorado to Kentucky flight deals. Data was last updated October 30, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$92
(Cheapflightsfares)

One-way from

$51
(Kiwi.com)

Popular in

April

Cheapest in

August

Average price

$419

Good round-trip deal

$403 or less

Good one-way deal

$269 or less
Provider with most accurate pricing for Denver Intl-Louisville Intl flight deals.
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Provider most trusted by Cheapflights users for Denver Intl-Louisville Intl flights.
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From Colorado to Kentucky
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One-way flight from Colorado to Kentucky
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Highest demand for flights based on searches. 6% potential increase in price ($34 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($14 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Price to beat on a round-trip flight from Colorado to Kentucky.
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Price to beat on a one-way flight from Colorado to Kentucky.
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Find flight deals from Colorado to Kentucky

Cheapest flights from Colorado to Kentucky
Explore the most affordable flight options available from Colorado to Kentucky. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 12/118:33 amDEN - TYS
Nonstop2h 38mAllegiant Air
Sun 12/146:30 amTYS - DEN
Nonstop3h 13mAllegiant Air
Deal found 10/29$92
This Frontier deal was found by Cheapflights users on 10/30. 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.
Sun 12/711:12 amDEN - TYS
Nonstop2h 45mFrontier
Mon 12/84:52 pmTYS - DEN
Nonstop3h 31mFrontier
Deal found 10/30$102
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 11/139:05 amDEN - TYS
Nonstop2h 39mAllegiant Air
Thu 11/206:30 amTYS - DEN
Nonstop3h 25mAllegiant Air
Deal found 10/29$105
This Mytrip deal was found by Cheapflights users on 10/28. 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.
Fri 12/123:12 pmDEN - BNA
Nonstop2h 34mFrontier
Mon 12/1512:56 pmBNA - DEN
1 stop11h 03mFrontier
Deal found 10/28$105
This CheapOair deal was found by Cheapflights users on 10/30. 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.
Sun 11/1612:16 amDEN - BNA
1 stop8h 59mFrontier
Thu 11/208:46 pmBNA - DEN
1 stop10h 47mFrontier
Deal found 10/30$110
This Booking.com deal was found by Cheapflights users on 10/29. 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.
Sun 11/99:05 amDEN - TYS
Nonstop2h 39mAllegiant Air
Thu 11/206:30 amTYS - DEN
Nonstop3h 25mAllegiant Air
Deal found 10/29$111
This FlightHub deal was found by Cheapflights users on 10/30. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:33 amDEN - TYS
Nonstop2h 38mMultiple Airlines
Mon 12/84:52 pmTYS - DEN
Nonstop3h 31mMultiple Airlines
Deal found 10/30$113
This Priceline deal was found by Cheapflights users on 10/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/47:00 amDEN - BNA
1 stop5h 10mFrontier
Thu 12/117:41 pmBNA - DEN
Nonstop3h 08mFrontier
Deal found 10/29$114
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/139:05 amDEN - TYS
Nonstop2h 39mAllegiant Air
Sun 11/167:00 amTYS - DEN
Nonstop3h 15mAllegiant Air
Deal found 10/30$118
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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.
Fri 12/53:12 pmDEN - BNA
Nonstop2h 34mFrontier
Mon 12/87:41 pmBNA - DEN
Nonstop3h 08mFrontier
Deal found 10/29$118
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/262:45 pmDEN - BNA
Nonstop2h 36mFrontier
Sun 12/76:45 pmBNA - DEN
Nonstop3h 12mFrontier
Deal found 10/28$120
This Kiwi.com deal was found by Cheapflights users on 10/30. 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.
Sun 12/78:33 amDEN - TYS
Nonstop2h 38mMultiple Airlines
Sun 12/74:52 pmTYS - DEN
Nonstop3h 31mMultiple Airlines
Deal found 10/30$123

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Kentucky 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 October 30, 2025.
Use the filters below to find and compare flights from Colorado to Kentucky that are best for you.

Fly from

Colorado

Fly to

Kentucky

Route

Depart

Return

Price

DenverNashville

DEN - BNA

DENBNA

Denver Intl

Tue 1/6

6:30 pm-10:00 pm

Nonstop2h 30m

Nashville Intl

Fri 1/9

5:15 pm-7:20 pm

Nonstop3h 05m

$206

DenverNashville

DEN - BNA

DENBNA

Denver Intl

Tue 1/20

4:10 pm-7:35 pm

Nonstop2h 25m

Nashville Intl

Thu 1/22

3:25 pm-7:35 pm

1 stop5h 10m

$212

DenverNashville

DEN - BNA

DENBNA

Denver Intl

Thu 12/4

12:50 am-8:22 am

1 stop6h 32m

Nashville Intl

Mon 12/8

7:27 pm-12:07 am

1 stop5h 40m

$217

DenverNashville

DEN - BNA

DENBNA

Denver Intl

Thu 12/11

12:50 am-8:20 am

1 stop6h 30m

Nashville Intl

Mon 12/15

6:13 pm-12:07 am

1 stop6h 54m

$217

DenverNashville

DEN - BNA

DENBNA

Denver Intl

Tue 1/13

9:50 am-5:30 pm

2 stops6h 40m

Nashville Intl

Fri 1/16

5:15 am-7:25 am

Nonstop3h 10m

$217

DenverNashville

DEN - BNA

DENBNA

Denver Intl

Thu 12/11

3:14 pm-11:09 pm

1 stop6h 55m

Nashville Intl

Sun 12/14

7:27 pm-12:07 am

1 stop5h 40m

$217

DenverNashville

DEN - BNA

DENBNA

Denver Intl

Thu 12/4

12:50 am-8:22 am

1 stop6h 32m

Nashville Intl

Sun 12/7

7:27 pm-12:07 am

1 stop5h 40m

$217

DenverKnoxville

DEN - TYS

DENTYS

Denver Intl

Fri 12/5

11:34 am-6:52 pm

1 stop5h 18m

Knoxville McGhee Tyson

Sat 12/6

12:49 pm-5:27 pm

1 stop6h 38m

$219

DenverKnoxville

DEN - TYS

DENTYS

Denver Intl

Sat 12/6

7:00 am-2:50 pm

1 stop5h 50m

Knoxville McGhee Tyson

Mon 12/8

7:59 pm-12:07 am

1 stop6h 08m

$219

DenverKnoxville

DEN - TYS

DENTYS

Denver Intl

Wed 12/3

11:34 am-8:02 pm

1 stop6h 28m

Knoxville McGhee Tyson

Fri 12/5

7:59 pm-12:07 am

1 stop6h 08m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

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

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

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

Currently, February is the cheapest month in which you can book a flight from Colorado to Kentucky (average of $54). Flying from Colorado to Kentucky in May is currently the most expensive (average of $268). 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 KY?

Find hourly flight availability from Colorado to Kentucky. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.

It’s optimal to fly from Colorado to Kentucky in the evening. By choosing this option you can save up to 42% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Colorado to Kentucky?

Use this chart to determine the cheapest time to fly round-trip from Colorado to Kentucky. Price data was last updated on November 24, 2024.

Travelers seeking maximum savings on their Colorado to Kentucky flight should consider departing on Saturday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Kentucky

Get insights into the airlines that provide service to Kentucky. 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 Kentucky. Reviews last updated October 30, 2025.
Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Colorado to Kentucky. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,243 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,243 reviews
Southwest
8.0
Very good
4,243 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,998 reviews
Southwest
8.0
Very good
4,243 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,998 reviews
Southwest
8.0
Very good
4,243 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,035 reviews
Southwest
8.0
Very good
4,243 reviews

Crew

8.6

Comfort

8.0

Food

7.0

Entertainment

7.5

Boarding

8.1

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Colorado to Kentucky. 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 Colorado to Kentucky flight route?

    The Colorado to Kentucky flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Colorado to Kentucky?

    For as low as $206, Southwest can have you in Kentucky from Colorado in 2h 30m. Airlines will cover a distance of 1010 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airline one-way is United Airlines, with whom users have recently found tickets for as low as $76. However, be on the lookout for offers from Southwest and Allegiant Air, as they are both options that can get you from Colorado to Kentucky for a low price.

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

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

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

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

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

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

    Currently, February is the cheapest month in which you can book a flight from Colorado to Kentucky (average of $54). Flying from Colorado to Kentucky in May is currently the most expensive (average of $268). 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 Kentucky

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Colorado to Kentucky

Discover the top 4 airlines that operate flights from Colorado to Kentucky. 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 October 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
SouthwestCheapest$204Average$419FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$228Average$374FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$228Average$463FlexibilityNo cancel feeOn-time69%
DeltaCheapest$248Average$378FlexibilityNo cancel feeOn-timeN/A

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