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$76+ Cheap flights from Kentucky to Denver (DEN)

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 1/4. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DEN
Jan 25 — Feb 11
Sun 1/25
Sun 2/1
1 adult, Economy
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Cheap flight deals from Kentucky to Denver

Cheapest flights from Kentucky to Denver
Explore the most affordable flight options available from Kentucky to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

This Frontier deal was found by Cheapflights users on 12/26. 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.
Tue 12/304:46 pmTYS - DEN
Nonstop3h 31mFrontier
Mon 1/511:06 amDEN - TYS
Nonstop2h 45mFrontier
Deal found 12/26$156
This Kiwi.com deal was found by Cheapflights users on 12/26. 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 12/304:46 pmTYS - DEN
Nonstop3h 31mMultiple Airlines
Wed 12/314:01 pmDEN - TYS
Nonstop2h 38mMultiple Airlines
Deal found 12/26$168
This Kiwi.com deal was found by Cheapflights users on 12/25. 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 12/304:46 pmTYS - DEN
Nonstop3h 31mMultiple Airlines
Wed 1/710:29 pmDEN - TYS
1 stop18h 10mMultiple Airlines
Deal found 12/25$203
This Cheapflightsfares deal was found by Cheapflights users on 12/25. 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 12/304:46 pmTYS - DEN
Nonstop3h 31mFrontier
Thu 1/110:46 amDEN - TYS
Nonstop2h 45mFrontier
Deal found 12/25$205
This Frontier deal was found by Cheapflights users on 12/26. 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 12/294:46 pmTYS - DEN
Nonstop3h 31mFrontier
Mon 1/511:06 amDEN - TYS
Nonstop2h 45mFrontier
Deal found 12/26$212
This Kiwi.com deal was found by Cheapflights users on 12/26. 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 12/294:46 pmTYS - DEN
Nonstop3h 31mMultiple Airlines
Wed 12/314:01 pmDEN - TYS
Nonstop2h 38mMultiple Airlines
Deal found 12/26$227
This Frontier deal was found by Cheapflights users on 12/26. 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.
Tue 12/304:46 pmTYS - DEN
Nonstop3h 31mFrontier
Sun 1/410:46 amDEN - TYS
Nonstop2h 45mFrontier
Deal found 12/26$246
This Kiwi.com deal was found by Cheapflights users on 12/24. 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 12/304:46 pmTYS - DEN
Nonstop3h 31mMultiple Airlines
Thu 1/16:05 amDEN - TYS
2 stops26h 10mMultiple Airlines
Deal found 12/24$279
This Super.com deal was found by Cheapflights users on 12/24. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/284:26 pmTYS - DEN
Nonstop3h 31mFrontier
Tue 12/3011:06 amDEN - TYS
Nonstop2h 45mFrontier
Deal found 12/24$282
This Kiwi.com deal was found by Cheapflights users on 12/25. 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 12/297:02 pmBNA - DEN
Nonstop3h 08mFrontier
Thu 1/293:03 pmDEN - BNA
Nonstop2h 39mFrontier
Deal found 12/25$305
This Cheapflightsfares deal was found by Cheapflights users on 12/26. 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.
Wed 12/3111:57 amCVG - DEN
1 stop13h 07mFrontier
Wed 1/76:33 pmDEN - CVG
1 stop21h 11mFrontier
Deal found 12/26$330
This Orbitz deal was found by Cheapflights users on 12/24. 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 Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/319:57 amCVG - DEN
1 stop24h 51mFrontier
Mon 1/59:24 amDEN - CVG
1 stop8h 57mFrontier
Deal found 12/24$334

Find flight deals from Kentucky to Denver

Keep the following information in mind while searching for Kentucky to Denver flight deals. Data was last updated December 26, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$87
(Kiwi.com)

One-way from

$76
(Super.com)

Popular in

December

Cheapest in

April

Average price

$527

Good round-trip deal

$354 or less

Good one-way deal

$203 or less
Provider with most accurate pricing for Louisville Intl-Denver Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Louisville Intl-Denver Intl flights.
Search Deals
From Kentucky to Denver Intl
Search Deals
One-way flight from Kentucky to Denver Intl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Kentucky to Denver Intl.
Search Deals
Price to beat on a one-way flight from Kentucky to Denver Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Kentucky to Denver 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 26, 2025.
Use the filters below to find and compare flights from Kentucky to Denver that are best for you.

Fly from

Kentucky

Fly to

Denver

Route

Depart

Return

Price

CincinnatiDenver

CVG - DEN

CVGDEN

Cincinnati Cinci./N. Kentucky

Thu 1/29

1:45 pm-3:02 pm

Nonstop3h 17m

Denver Intl

Mon 2/2

4:12 pm-8:53 pm

Nonstop2h 41m

$131

CincinnatiDenver

CVG - DEN

CVGDEN

Cincinnati Cinci./N. Kentucky

Thu 2/5

12:34 pm-9:49 pm

1 stop11h 15m

Denver Intl

Sun 2/8

6:15 am-11:29 pm

1 stop15h 14m

$177

CincinnatiDenver

CVG - DEN

CVGDEN

Cincinnati Cinci./N. Kentucky

Fri 2/13

6:42 pm-11:17 pm

1 stop6h 35m

Denver Intl

Sun 2/15

7:00 pm-11:42 pm

Nonstop2h 42m

$180

NashvilleDenver

BNA - DEN

BNADEN

Nashville Intl

Thu 1/29

8:40 am-9:33 pm

2 stops13h 53m

Denver Intl

Sun 2/1

3:03 pm-6:42 pm

Nonstop2h 39m

$182

NashvilleDenver

BNA - DEN

BNADEN

Nashville Intl

Thu 2/19

7:00 am-9:07 am

Nonstop3h 07m

Denver Intl

Thu 2/19

5:58 pm-9:36 pm

Nonstop2h 38m

$197

CincinnatiDenver

CVG - DEN

CVGDEN

Cincinnati Cinci./N. Kentucky

Mon 2/23

6:55 pm-8:00 pm

Nonstop3h 05m

Denver Intl

Thu 2/26

9:30 am-2:05 pm

Nonstop2h 35m

$197

CincinnatiDenver

CVG - DEN

CVGDEN

Cincinnati Cinci./N. Kentucky

Sat 2/14

7:23 pm-7:54 am

1 stop14h 31m

Denver Intl

Sun 2/15

10:00 am-8:17 pm

1 stop8h 17m

$208

CincinnatiDenver

CVG - DEN

CVGDEN

Cincinnati Cinci./N. Kentucky

Fri 2/13

7:00 am-8:20 am

Nonstop3h 20m

Denver Intl

Wed 2/18

8:00 pm-12:59 am

1 stop26h 59m

$214

NashvilleDenver

BNA - DEN

BNADEN

Nashville Intl

Thu 1/29

11:40 am-7:17 pm

1 stop8h 37m

Denver Intl

Mon 2/2

9:55 am-4:15 pm

1 stop5h 20m

$217

CincinnatiDenver

CVG - DEN

CVGDEN

Cincinnati Cinci./N. Kentucky

Thu 1/29

1:45 pm-3:02 pm

Nonstop3h 17m

Denver Intl

Mon 2/2

10:43 pm-10:20 pm

3 stops45h 37m

$220

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/26

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

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

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

Currently, October is the cheapest month in which you can book a flight from Kentucky to Denver (average of $89). Flying from Kentucky to Denver in April is currently the most expensive (average of $254). 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 DEN?

Find hourly flight availability from Kentucky to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 26, 2025.

One of the essential ways to save on airfare from Kentucky to Denver is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 28% on airfare.

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

Use this chart to determine the cheapest time to fly round-trip from Kentucky to Denver. Price data was last updated on December 20, 2025.

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

Weekly flight availability from Kentucky to Denver

Explore weekly flight availability from Kentucky to Denver. 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 December 26, 2025.

The most flights from USKY to DEN are scheduled on a Monday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

Related info for your journey

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

  • What airport do you fly into for flights to Denver from Kentucky?

    Most people fly into Denver Intl (DEN) if they book a flight to Denver from Kentucky. Denver Intl is conveniently located just 18.5 mi from Denver’s city center.

  • How popular is this Kentucky to Denver flight route?

    The Kentucky to Denver Intl flight path was viewed by 119 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 Kentucky to Denver?

    Departing from Kentucky to Denver will take you 3h 07m. There are 1010 mi between Kentucky and Denver. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The cheapest airline one-way is Southwest, with whom users have recently found tickets for as low as $138. However, be on the lookout for offers from United Airlines and American Airlines, as they are both options that can get you from Kentucky to Denver for a low price.

  • What are the most popular routes from Kentucky to Denver?

    Most travelers choose Cincinnati Cinci./N. Kentucky - Denver Intl, Nashville Intl - Denver Intl or Knoxville McGhee Tyson - Denver Intl when deciding on the best route from Kentucky to Denver.

  • What are the most reliable airlines from Kentucky to Denver?

    No one likes to see their flight delayed. When booking a flight from Kentucky to Denver consider choosing United Airlines (86%), Air Canada (84%) or Southwest (81%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Kentucky to Denver?

    While on average a flight from Kentucky to Denver is generally $852, our data shows the cheapest flight currently is $163. When looking at the most popular route, (Cincinnati Cinci./N. Kentucky - Denver Intl), you can expect to pay $147 for that flight.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Kentucky to Denver (average of $89). Flying from Kentucky to Denver in April is currently the most expensive (average of $254). 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

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Thornton
Black Hawk
Broomfield
Westminster
Winter Park
Golden
Greeley
Lone Tree
Lakewood
Wheat Ridge
Cripple Creek
Silverthorne
Central City
Frisco
Manitou Springs
Fort Morgan
Brighton
Longmont
Idaho Springs
Evergreen

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Top 5 airlines flying from Kentucky to Denver

Discover the top 5 airlines that operate flights from Kentucky to Denver. 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 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$89Average$178FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$175Average$345FlexibilityNo cancel feeOn-time71%
DeltaCheapest$211Average$360FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$249Average$418FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$267Average$421FlexibilityNo cancel feeOn-time63%

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