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$59+ 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 4/20. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SDF
Apr 5 — Apr 121
Sat 4/5
Sat 4/12
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 March 31, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$98
(Booking.com)

One-way from

$59
(Frontier)

Popular in

December

Cheapest in

August

Average price

$433

Good round-trip deal

$369 or less

Good one-way deal

$173 or less
Provider with most accurate pricing for Denver Intl-Louisville Intl flight deals.
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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. 5% potential increase in price ($26 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 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 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 March 31, 2025.

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.
Thu 4/248:21 amDEN - TYS
Nonstop2h 44mAllegiant Air
Sun 4/276:20 amTYS - DEN
Nonstop3h 11mAllegiant Air
Deal found 3/30$98
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.
Fri 5/238:03 amDEN - CVG
Nonstop2h 39mAllegiant Air
Fri 5/306:15 amCVG - DEN
Nonstop2h 58mAllegiant Air
Deal found 3/31$111
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/1710:56 amDEN - TYS
Nonstop2h 45mFrontier
Sun 4/204:43 pmTYS - DEN
Nonstop3h 25mFrontier
Deal found 3/30$115
This Mytrip deal was found by Cheapflights users on 3/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/187:00 amDEN - TYS
Nonstop2h 46mMultiple Airlines
Sun 4/206:20 amTYS - DEN
Nonstop3h 11mMultiple Airlines
Deal found 3/29$127
This Frontier 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/53:14 pmDEN - BNA
Nonstop2h 38mFrontier
Fri 5/97:52 pmBNA - DEN
Nonstop3h 11mFrontier
Deal found 3/31$138
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.
Sun 5/258:06 pmDEN - CVG
Nonstop2h 49mMultiple Airlines
Fri 5/306:15 amCVG - DEN
Nonstop2h 58mMultiple Airlines
Deal found 3/30$145
This Cheapflightsfares 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/238:06 pmDEN - CVG
Nonstop2h 49mFrontier
Sun 5/256:05 amCVG - DEN
Nonstop3h 10mFrontier
Deal found 3/30$154
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.
Tue 4/298:25 amDEN - BNA
Nonstop2h 35mSouthwest
Tue 5/69:10 pmBNA - DEN
Nonstop2h 55mSouthwest
Deal found 3/30$177
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.
Mon 4/2812:55 amDEN - CVG
1 stop6h 39mDelta
Sat 5/36:03 amCVG - DEN
1 stop5h 29mDelta
Deal found 3/30$197
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.
Tue 4/225:45 pmDEN - BNA
Nonstop2h 38mUnited Airlines
Tue 4/295:30 pmBNA - DEN
Nonstop3h 05mUnited Airlines
Deal found 3/30$197
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.
Sat 5/107:00 amDEN - CVG
1 stop5h 00mAmerican Airlines
Sat 5/177:45 pmCVG - DEN
1 stop5h 48mAmerican Airlines
Deal found 3/31$199
This Sun Country Air 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 Sun Country Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/48:30 amDEN - BNA
1 stop6h 01mSun Country Air
Thu 5/87:45 pmBNA - DEN
1 stop22h 42mSun Country Air
Deal found 3/31$200

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 March 31, 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

DenverKnoxville

DEN - TYS

DENTYS

Denver Intl

Thu 4/24

8:21 am-1:05 pm

Nonstop2h 44m

Knoxville McGhee Tyson

Sun 4/27

6:20 am-7:31 am

Nonstop3h 11m

$98

DenverCincinnati

DEN - CVG

DENCVG

Denver Intl

Fri 5/23

8:03 am-12:42 pm

Nonstop2h 39m

Cincinnati Cinci./N. Kentucky

Fri 5/30

6:15 am-7:13 am

Nonstop2h 58m

$111

DenverKnoxville

DEN - TYS

DENTYS

Denver Intl

Thu 4/17

10:56 am-3:41 pm

Nonstop2h 45m

Knoxville McGhee Tyson

Sun 4/20

4:43 pm-6:08 pm

Nonstop3h 25m

$115

DenverKnoxville

DEN - TYS

DENTYS

Denver Intl

Fri 4/18

7:00 am-11:46 am

Nonstop2h 46m

Knoxville McGhee Tyson

Sun 4/20

6:20 am-7:31 am

Nonstop3h 11m

$127

DenverNashville

DEN - BNA

DENBNA

Denver Intl

Fri 5/9

3:14 pm-6:52 pm

Nonstop2h 38m

Nashville Intl

Mon 5/12

7:52 pm-10:03 pm

Nonstop3h 11m

$137

DenverCincinnati

DEN - CVG

DENCVG

Denver Intl

Sun 5/25

8:06 pm-12:55 am

Nonstop2h 49m

Cincinnati Cinci./N. Kentucky

Fri 5/30

6:15 am-7:13 am

Nonstop2h 58m

$145

DenverCincinnati

DEN - CVG

DENCVG

Denver Intl

Fri 5/23

8:06 pm-12:55 am

Nonstop2h 49m

Cincinnati Cinci./N. Kentucky

Sun 5/25

6:05 am-7:15 am

Nonstop3h 10m

$154

DenverNashville

DEN - BNA

DENBNA

Denver Intl

Tue 4/29

8:25 am-12:00 pm

Nonstop2h 35m

Nashville Intl

Tue 5/6

9:10 pm-11:05 pm

Nonstop2h 55m

$177

DenverCincinnati

DEN - CVG

DENCVG

Denver Intl

Mon 4/28

12:55 am-9:34 am

1 stop6h 39m

Cincinnati Cinci./N. Kentucky

Sat 5/3

6:03 am-9:32 am

1 stop5h 29m

$197

DenverNashville

DEN - BNA

DENBNA

Denver Intl

Tue 4/22

5:45 pm-9:23 pm

Nonstop2h 38m

Nashville Intl

Tue 4/29

5:30 pm-7:35 pm

Nonstop3h 05m

$197

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/29

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, January is the cheapest month in which you can book a flight from Colorado to Kentucky (average of $299). Flying from Colorado to Kentucky in April is currently the most expensive (average of $369). 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 March 31, 2025.

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

Weekly flight availability from Colorado to Kentucky

Explore weekly flight availability from Colorado to Kentucky. 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 USCO to USKY 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 Kentucky by month

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

In terms of precipitation, rainfall in Kentucky ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Kentucky when rainfall is around 3.1 in.

Temperature in Kentucky by month

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

If weather is an important factor for your trip to Kentucky, 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 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

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 March 31, 2025.
Read through reviews of airlines operating flights from Colorado to Kentucky, such as Alaska Airlines, Southwest and Delta. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

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

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

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
4,275 reviews
Alaska Airlines
8.0
Very good
9,818 reviews

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

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

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

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

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

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

Food

7.1

Boarding

8.2

Comfort

7.9

Crew

8.5

Entertainment

7.1

Overall

8.0

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 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 3 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

    The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $59. However, be on the lookout for offers from Allegiant Air and United Airlines, 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, January is the cheapest month in which you can book a flight from Colorado to Kentucky (average of $299). Flying from Colorado to Kentucky in April is currently the most expensive (average of $369). 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 March 31, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$208Average$374FlexibilityNo cancel feeOn-time71%
DeltaCheapest$228Average$362FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$228Average$464FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$300Average$424FlexibilityNo cancel feeOn-time63%
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