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$48+ 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 11/21. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DEN
dic. 10 — dic. 171
mié. 12/10
mié. 12/17
1 adult, Economy
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Find 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 noviembre 10, 2025.

This Super.com deal was found by Cheapflights users on 11/8. 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.
dom. 12/76:45 pmBNA - DEN
Nonstop3h 12mFrontier
mié. 12/242:33 pmDEN - BNA
Nonstop2h 34mFrontier
Deal found 11/8$97
This Expedia deal was found by Cheapflights users on 11/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/112:15 pmBNA - DEN
1 stop10h 44mFrontier
dom. 12/142:16 pmDEN - BNA
Nonstop2h 34mFrontier
Deal found 11/9$99
This Kiwi.com deal was found by Cheapflights users on 11/9. 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.
jue. 12/114:52 pmTYS - DEN
Nonstop3h 31mFrontier
dom. 12/1411:12 amDEN - TYS
Nonstop2h 45mFrontier
Deal found 11/9$107
This Super.com deal was found by Cheapflights users on 11/9. 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.
dom. 12/76:45 pmBNA - DEN
Nonstop3h 12mFrontier
dom. 12/142:16 pmDEN - BNA
Nonstop2h 34mFrontier
Deal found 11/9$107
This Frontier deal was found by Cheapflights users on 11/10. 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.
jue. 12/44:52 pmTYS - DEN
Nonstop3h 31mFrontier
jue. 12/1111:12 amDEN - TYS
Nonstop2h 45mFrontier
Deal found 11/10$108
This Cheapflightsfares deal was found by Cheapflights users on 11/9. 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.
vie. 12/197:02 pmBNA - DEN
Nonstop3h 08mFrontier
mié. 12/242:33 pmDEN - BNA
Nonstop2h 34mFrontier
Deal found 11/9$108
This Super.com deal was found by Cheapflights users on 11/9. 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.
lun. 12/158:20 pmCVG - DEN
1 stop9h 38mFrontier
jue. 1/81:02 pmDEN - CVG
1 stop7h 38mFrontier
Deal found 11/9$109
This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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.
jue. 12/46:30 amTYS - DEN
Nonstop3h 13mAllegiant Air
dom. 12/78:33 amDEN - TYS
Nonstop2h 38mAllegiant Air
Deal found 11/10$110
This CheapOair deal was found by Cheapflights users on 11/9. 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.
jue. 12/45:05 amCVG - DEN
1 stop19h 59mFrontier
jue. 1/89:59 amDEN - CVG
1 stop11h 57mFrontier
Deal found 11/9$110
This Kiwi.com deal was found by Cheapflights users on 11/10. 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.
lun. 12/84:52 pmTYS - DEN
Nonstop3h 31mFrontier
jue. 12/1111:12 amDEN - TYS
Nonstop2h 45mFrontier
Deal found 11/10$111
This Kiwi.com deal was found by Cheapflights users on 11/10. 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.
dom. 12/76:30 amTYS - DEN
Nonstop3h 13mAllegiant Air
jue. 12/118:33 amDEN - TYS
Nonstop2h 38mAllegiant Air
Deal found 11/10$112
This Super.com deal was found by Cheapflights users on 11/8. 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.
vie. 12/122:56 pmBNA - DEN
1 stop9h 03mFrontier
dom. 12/142:16 pmDEN - BNA
Nonstop2h 34mFrontier
Deal found 11/8$112

Cheap flight deals from Kentucky to Denver

Keep the following information in mind while searching for Kentucky to Denver flight deals. Data was last updated noviembre 10, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$97
(Kiwi.com)

One-way from

$48
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$446

Good round-trip deal

$288 or less

Good one-way deal

$243 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. 4% potential increase in price ($18 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 0% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in November 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 noviembre 10, 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

lun. 12/15

6:55 pm-7:55 pm

Nonstop3h 00m

Denver Intl

jue. 1/8

10:35 am-3:10 pm

Nonstop2h 35m

$189

NashvilleDenver

BNA - DEN

BNADEN

Nashville Intl

jue. 1/22

11:40 am-7:17 pm

1 stop8h 37m

Denver Intl

dom. 1/25

12:30 am-8:19 am

1 stop6h 49m

$197

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

mié. 12/10

7:39 am-2:12 pm

1 stop8h 33m

Denver Intl

vie. 12/12

1:59 pm-11:18 pm

1 stop7h 19m

$219

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

vie. 12/12

5:39 pm-12:07 am

1 stop8h 28m

Denver Intl

dom. 12/14

12:50 am-9:38 am

1 stop6h 48m

$219

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

mar. 12/9

5:40 am-9:29 am

1 stop5h 49m

Denver Intl

mié. 12/17

5:45 am-2:52 pm

1 stop7h 07m

$234

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

vie. 12/5

12:50 pm-5:27 pm

1 stop6h 37m

Denver Intl

dom. 12/7

12:50 am-9:38 am

1 stop6h 48m

$234

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

mar. 12/9

7:05 am-12:37 pm

1 stop7h 32m

Denver Intl

mar. 12/16

5:30 pm-10:30 pm

Nonstop3h 00m

$239

LexingtonDenver

LEX - DEN

LEXDEN

Lexington Blue Grass

mar. 3/17

5:50 pm-9:37 pm

1 stop5h 47m

Denver Intl

jue. 3/26

5:41 pm-10:37 pm

Nonstop2h 56m

$239

LexingtonDenver

LEX - DEN

LEXDEN

Lexington Blue Grass

lun. 1/26

8:35 am-12:38 pm

1 stop6h 03m

Denver Intl

sáb. 1/31

5:40 pm-10:30 pm

Nonstop2h 50m

$239

LexingtonDenver

LEX - DEN

LEXDEN

Lexington Blue Grass

dom. 1/25

5:32 pm-9:59 pm

1 stop6h 27m

Denver Intl

sáb. 1/31

5:40 pm-10:30 pm

Nonstop2h 50m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/9

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 February is currently the most expensive (average of $283). 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 noviembre 10, 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 27% 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 November 2, 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.

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 122 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. There are 1066 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 Frontier, with whom users have recently found tickets for as low as $68. However, be on the lookout for offers from United Airlines and Delta, 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 Louisville Intl - 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 (97%), Air Canada (95%) or Southwest (87%) 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 $614, our data shows the cheapest flight currently is $160. When looking at the most popular route, (Cincinnati Cinci./N. Kentucky - Denver Intl), you can expect to pay $134 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 February is currently the most expensive (average of $283). 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
Black Hawk
Westminster
Broomfield
Lakewood
Golden
Winter Park
Greeley
Lone Tree
Cripple Creek
Thornton
Silverthorne
Wheat Ridge
Central City
Manitou Springs
Fort Morgan
Brighton
Longmont
Idaho Springs
Parker
Sterling

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Alternative routes for Kentucky to Denver

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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 noviembre 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$89Average$172FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$175Average$346FlexibilityNo cancel feeOn-time71%
DeltaCheapest$196Average$357FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$248Average$415FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$268Average$426FlexibilityNo cancel feeOn-time63%

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