What is the cheapest airline that flies from Kentucky to Denver Intl?

Frontier, United Airlines, and Delta are the most popular carriers operating from Kentucky to Denver Intl

How many flights depart from Kentucky to Denver on average per day?

As of March 2026, 19 flights take off from Kentucky and land in Denver each day. The most common flight departure time for this route is 3:00PM, with 66% of daily flights taking off in the afternoon.

How many flights depart from Kentucky to Denver on average per week?

As of March 2026, there are 138 flights per week flying from Kentucky to Denver. The most common day of the week flights depart is Tue, with 20% of flights taking off on this day.

What airlines fly to Denver?

United Airlines, Southwest and American Airlines are the top three most popular airlines that fly to Denver from Kentucky according to our data. United Airlines is the first choice among our users, with 70% of people opting to fly with this airline when traveling to Denver. Keep in mind that there are 5 different airlines that fly to Denver on a routine basis, so you have a few additional options to choose from.

How long does it take to fly to Denver?

Flight times vary depending on what airport in Kentucky you fly out of and what airport in Denver you fly into. For example, flying from Louisville to Denver takes 2h 45m on average. On the other hand, flying from Lexington to Denver takes 3h 02m on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.

When did momondo last update prices for flights from Kentucky to Denver Intl Airport?

Prices for flights from Kentucky to Denver Intl Airport were last updated today.

How many operators does momondo search for flights from Kentucky to Denver Intl Airport?

As of March 2026, there are 7 operators available to choose from for flights from Kentucky to Denver Intl Airport.

How old do you have to be to fly from Kentucky to Denver Intl Airport?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kentucky to Denver Intl Airport.

What documentation or ID do you need to fly to Denver Intl Airport?

The required travel and health documents for your Denver Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Denver Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$53 Cheap Flights from Kentucky to Denver in 2026

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Find the cheapest flights from Kentucky to Denver

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

8:20 pm - 10:37 pm

BNA

DEN

3h 17mnonstop

2:31 pm - 6:13 pm

DEN

BNA

2h 42mnonstop

$128Frontier

Fr, Mai 15 - So, Mai 17

5:20 pm - 10:59 pm

CVG

DEN

7h 39m

1 stop

7:15 am - 12:00 pm

DEN

CVG

2h 45mnonstop

$129Frontier

Di, Apr 21 - Mi, Mai 6

7:00 am - 8:05 am

TYS

DEN

3h 05mnonstop

8:55 am - 1:44 pm

DEN

TYS

2h 49mnonstop

$130Allegiant Air

So, Sep 13 - So, Sep 20

8:32 pm - 10:12 pm

TYS

DEN

3h 40mnonstop

9:00 am - 1:49 pm

DEN

TYS

2h 49mnonstop

$147Multiple Airlines

Fr, Aug 14 - So, Aug 23

7:00 am - 8:11 am

TYS

DEN

3h 11mnonstop

9:01 am - 1:51 pm

DEN

TYS

2h 50mnonstop

$149Allegiant Air

Do, Jul 2 - So, Jul 12

7:00 am - 8:11 am

TYS

DEN

3h 11mnonstop

2:46 pm - 7:37 pm

DEN

TYS

2h 51mnonstop

$165Multiple Airlines

Do, Jul 2 - Mi, Jul 8

6:52 am - 3:33 pm

HTS

DEN

10h 41m

2 stops

4:27 pm - 11:54 pm

DEN

HTS

5h 27m

1 stop

$314American Airlines

Sa, Sep 12 - Sa, Sep 19

6:52 am - 5:38 pm

HTS

DEN

12h 46m

2 stops

9:03 am - 11:54 pm

DEN

HTS

12h 51m

2 stops

$319American Airlines

Sa, Sep 12 - Sa, Sep 19

7:25 pm - 12:36 am

TRI

DEN

7h 11m

1 stop

5:45 am - 1:03 pm

DEN

TRI

5h 18m

1 stop

$329Delta

Mo, Apr 27 - Mo, Mai 4

5:58 pm - 12:36 am

EVV

DEN

7h 38m

1 stop

12:55 am - 9:24 am

DEN

EVV

7h 29m

1 stop

$331Delta

Mi, Apr 29 - Fr, Mai 1

Allegiant Air flights from Kentucky to Denver

Our best Allegiant Air deals on Kentucky to Denver flight tickets

Allegiant Air

Sep 13

TYS7:00 amKnoxville McGhee Tyson

3h 05m

DEN8:05 amDenver Intl

Sep 20

DEN8:55 amDenver Intl

2h 49m

TYS1:44 pmKnoxville McGhee Tyson

$130

Allegiant Air

Jul 2

TYS7:00 amKnoxville McGhee Tyson

3h 11m

DEN8:11 amDenver Intl

Jul 12

DEN9:01 amDenver Intl

2h 50m

TYS1:51 pmKnoxville McGhee Tyson

$149

Allegiant Air

May 31

CVG6:00 amCincinnati Cinci./N. Kentucky

3h 05m

DEN7:05 amDenver Intl

Jun 4

DEN7:50 amDenver Intl

2h 46m

CVG12:36 pmCincinnati Cinci./N. Kentucky

$165

Frontier flights from Kentucky to Denver

Our best Frontier deals on Kentucky to Denver flight tickets

Frontier

May 15

BNA8:20 pmNashville Intl

3h 17m

DEN10:37 pmDenver Intl

May 17

DEN2:31 pmDenver Intl

2h 42m

BNA6:13 pmNashville Intl

$128

Frontier

Apr 21

CVG5:20 pmCincinnati Cinci./N. Kentucky

7h 39m

1 stop

DEN10:59 pmDenver Intl

May 6

DEN7:15 amDenver Intl

2h 45m

CVG12:00 pmCincinnati Cinci./N. Kentucky

$129

Frontier

Apr 16

BNA3:24 pmNashville Intl

3h 12m

DEN5:36 pmDenver Intl

Apr 19

DEN1:48 pmDenver Intl

2h 40m

BNA5:28 pmNashville Intl

$131

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleDenver

BNA - DEN

BNADEN

Nashville Intl

Fr 5/15

8:20 pm-10:37 pm

Nonstop3h 17m

Denver Intl

So 5/17

2:31 pm-6:13 pm

Nonstop2h 42m

$128

CincinnatiDenver

CVG - DEN

CVGDEN

Cincinnati Cinci./N. Kentucky

Di 4/21

5:20 pm-10:59 pm

1 stop7h 39m

Denver Intl

Mi 5/6

7:15 am-12:00 pm

Nonstop2h 45m

$129

Quickest round-trip

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

So 9/13

7:00 am-8:05 am

Nonstop3h 05m

Denver Intl

So 9/20

8:55 am-1:44 pm

Nonstop2h 49m

$130

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Fr 8/14

8:32 pm-10:12 pm

Nonstop3h 40m

Denver Intl

So 8/23

9:00 am-1:49 pm

Nonstop2h 49m

$147

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Do 7/2

7:00 am-8:11 am

Nonstop3h 11m

Denver Intl

So 7/12

9:01 am-1:51 pm

Nonstop2h 50m

$149

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Do 7/2

7:00 am-8:11 am

Nonstop3h 11m

Denver Intl

Mi 7/8

2:46 pm-7:37 pm

Nonstop2h 51m

$165

HuntingtonDenver

HTS - DEN

HTSDEN

Huntington Tri State

Sa 9/12

6:52 am-3:33 pm

2 stops10h 41m

Denver Intl

Sa 9/19

4:27 pm-11:54 pm

1 stop5h 27m

$314

HuntingtonDenver

HTS - DEN

HTSDEN

Huntington Tri State

Sa 9/12

6:52 am-5:38 pm

2 stops12h 46m

Denver Intl

Sa 9/19

9:03 am-11:54 pm

2 stops12h 51m

$319

BlountvilleDenver

TRI - DEN

TRIDEN

Blountville Tri Cities TN/VA

Mo 4/27

7:25 pm-12:36 am

1 stop7h 11m

Denver Intl

Mo 5/4

5:45 am-1:03 pm

1 stop5h 18m

$329

EvansvilleDenver

EVV - DEN

EVVDEN

Evansville Dress Regional

Mi 4/29

5:58 pm-12:36 am

1 stop7h 38m

Denver Intl

Fr 5/1

12:55 am-9:24 am

1 stop7h 29m

$331

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Kentucky to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Kentucky is in August. Flight prices, which tend to average around $377, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in August, then you should wait until April to fly from Kentucky, when ticket prices are also cheap, with an average price of $395.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Tuesday when prices can be found for as low as $445. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $530.

What is the cheapest time of day to depart on your flight to Denver?

The cheapest time of day to fly to Denver is in the evening when flights can be purchased for as low as $416. Flights in the morning are often more expensive with an average ticket price of $487.

What is the cheapest Kentucky to Denver Intl flight route?

Fly from Louisville Intl to Denver Intl for the best Kentucky - Denver Intl flight prices

How far in advance should I book a flight to Denver?

You are more likely to see cheaper flights to Denver from Kentucky when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $423 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Kentucky for as low as $271 on momondo.

What cabin class options are available on Kentucky to Denver Intl flights?

There are 4 cabin classes available to choose from on Kentucky to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Kentucky to Denver flights?

No. A direct flight is the cheapest option for a flight between Kentucky to Denver.

Cheap Kentucky to Denver flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Denver

Best Price Found	$228
Fastest flight time	2h 45m
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from Kentucky in the past 72 hours is $228. The best round-trip flight deal from Kentucky to Denver found on momondo in the last 72 hours is $384.

The fastest flight from Kentucky to Denver takes 2h 45m

Direct flights go from Kentucky to Denver every day.

There is 1 airport in Denver. From Kentucky there are direct flights to Denver Intl (DEN).

Search flight deals

When did momondo last update prices for flights from Kentucky to Denver Intl Airport?
Prices for flights from Kentucky to Denver Intl Airport were last updated today.
How many operators does momondo search for flights from Kentucky to Denver Intl Airport?
As of March 2026, there are 7 operators available to choose from for flights from Kentucky to Denver Intl Airport.
How old do you have to be to fly from Kentucky to Denver Intl Airport?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Kentucky to Denver Intl Airport.
What documentation or ID do you need to fly to Denver Intl Airport?
The required travel and health documents for your Denver Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Denver Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
What is the most popular plane model from Kentucky to Denver?
momondo data reveals that the most frequently booked plane model on the route from Kentucky to Denver is Airbus A319, representing 34.74% of all bookings. The subsequent popular models are Embraer 175 (Enhanced Winglets) at 16.36%, Boeing 737 MAX 8 at 14.50%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 13.32%.

Best airlines flying from Kentucky to Denver

Compare and see reviews for airlines that fly from Kentucky to Denver with momondo

Airline	Rating	Free Cancellation	Price
Frontier	PriceFrom $84	Free Cancellation	Rating 5.7 3,008 reviews	Search Frontier flights
Delta	PriceFrom $98	Free Cancellation	Rating 7.9 8,364 reviews	Search Delta flights
American Airlines	PriceFrom $175	Free Cancellation	Rating 7.1 11,543 reviews	Search American Airlines flights
United Airlines	PriceFrom $239	Free Cancellation	Rating 7.4 9,525 reviews	Search United Airlines flights
Southwest	PriceFrom $267	Free Cancellation	Rating 8.0 4,332 reviews	Search Southwest flights

Breckenridge

Estes Park

Black Hawk

Aurora

Fort Collins

Manitou Springs

Longmont

Boulder

Greeley

Keystone

Cripple Creek

Lakewood

Westminster

Thornton

Frisco

Centennial

Grand Lake

Winter Park

Englewood

Copper Mountain

Why use momondo?

Why should I use momondo to find a flight deal from Kentucky to Denver?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Denver from Kentucky.

Can I find flights from Kentucky to Denver with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Denver from Kentucky with this policy.

How can momondo help me find flights from Kentucky to Denver?

momondo provides multiple filters to help you find the best flight to Denver from Kentucky. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Kentucky to Denver right now. Can momondo alert me if prices change?

Price alerts on flights to Denver from Kentucky are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Denver trip

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Airports servicing Colorado

Alamosa Airport

Aspen Pitkin County Airport

Cortez Montezuma County Airport

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Durango La Plata County Airport

Vail Eagle County Airport

Grand Junction Regnl Airport

Gunnison Airport

Hayden Yampa Valley Airport

Montrose County Airport

Telluride Airport

Cheap flights from Kentucky to Denver from $53

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Kentucky to Denver departing on 5/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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How to get the cheapest flight ticket from Kentucky to Denver

What is the cheapest month to fly to Denver?

What is the cheapest day to depart on your flight to Denver?

What is the cheapest time of day to depart on your flight to Denver?

What is the cheapest Kentucky to Denver Intl flight route?

How far in advance should I book a flight to Denver?

What cabin class options are available on Kentucky to Denver Intl flights?

Can stopping save me money on Kentucky to Denver flights?

What is the cheapest airline that flies from Kentucky to Denver Intl?

What airlines fly to Denver?

How many flights depart from Kentucky to Denver on average per day?

How many flights depart from Kentucky to Denver on average per week?

How long does it take to fly to Denver?

Cheap Kentucky to Denver flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Kentucky to Denver

Best Price Found

Fastest flight time

Direct flights

Airports in Denver

Best airlines flying from Kentucky to Denver

Compare and see reviews for airlines that fly from Kentucky to Denver with momondo

Traveling to a place near Denver?

Why use momondo?

An easier way to manage your Denver trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to the United States

Airports servicing Colorado

Fly your favorite airline to Denver

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Denver

List of cabin classes available on flights landing in Denver. Availability may vary depending on flight origin and airline.

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