What is the cheapest airline that flies from Kentucky to Colorado?

Delta, Southwest, and United Airlines are the most popular carriers operating from Kentucky to Colorado

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

As of March 2026, there are 147 flights per week flying from Kentucky to Colorado. The most common day of the week flights depart is Tue, with 20% of flights taking off on this day.

How long is the flight from Kentucky to Colorado?

Flight times from Kentucky to Colorado vary, but if you’re flying out of Louisville and flying into Denver (one of the most popular routes), then the duration is 2h 45m on average. Another popular route from Kentucky to Colorado is flying from Lexington to Denver, which will take roughly 3h 02m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Colorado?

United Airlines, Southwest and American Airlines are the top three most popular airlines that fly to Colorado 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 Colorado. Keep in mind that there are 5 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

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

As of March 2026, 21 flights take off from Kentucky and land in Colorado each day. The most common flight departure time for this route is 3:00PM, with 66% of daily flights taking off in the afternoon.

When did momondo last update prices for flights from Kentucky to Colorado?

Prices for flights from Kentucky to Colorado refresh daily.

How many operators does momondo search for flights from Kentucky to Colorado?

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

How old do you have to be to fly from Kentucky to Colorado?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Colorado.

What documentation or ID do you need to fly to Colorado?

The required travel and health documents for your Colorado 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 Colorado. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$53 Cheap Flights from Kentucky to Colorado in 2026

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Find the cheapest flights from Kentucky to Colorado

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

Fri, May 15 - Sun, May 17

7:00 am - 8:05 am

TYS

DEN

3h 05mnonstop

8:55 am - 1:44 pm

DEN

TYS

2h 49mnonstop

$130Allegiant Air

Sun, Sep 13 - Sun, Sep 20

3:30 pm - 7:48 pm

BNA

COS

5h 18m

1 stop

5:13 pm - 11:33 pm

COS

BNA

5h 20m

1 stop

$218American Airlines

Sat, Apr 18 - Sat, Apr 25

4:56 pm - 9:54 pm

BNA

COS

5h 58m

1 stop

11:43 am - 7:56 pm

COS

BNA

7h 13m

1 stop

$219United Airlines

Tue, Apr 28 - Tue, May 5

5:45 am - 1:40 pm

BNA

COS

8h 55m

2 stops

6:45 am - 2:05 pm

COS

BNA

6h 20m

1 stop

$224Southwest

Sat, Apr 18 - Sat, Apr 25

1:05 pm - 8:45 pm

BNA

COS

8h 40m

2 stops

1:10 pm - 8:45 pm

COS

BNA

6h 35m

2 stops

$229Southwest

Sat, Apr 18 - Sat, Apr 25

6:15 pm - 9:54 pm

CVG

COS

5h 39m

1 stop

11:43 am - 8:30 pm

COS

CVG

6h 47m

1 stop

$237United Airlines

Sat, Apr 25 - Sat, May 2

8:43 am - 4:23 pm

BNA

COS

8h 40m

2 stops

5:13 pm - 11:33 pm

COS

BNA

5h 20m

1 stop

$258American Airlines

Sat, Apr 25 - Mon, Apr 27

7:25 pm - 12:36 am

TRI

DEN

7h 11m

1 stop

12:56 am - 9:31 am

DEN

TRI

6h 35m

1 stop

$329Delta

Mon, Apr 27 - Sun, May 10

3:30 pm - 9:27 pm

TYS

COS

7h 57m

1 stop

2:25 pm - 11:54 pm

COS

TYS

7h 29m

1 stop

$348Delta

Wed, May 27 - Tue, Jun 9

Allegiant Air flights from Kentucky to Colorado

Our best Allegiant Air deals on Kentucky to Colorado 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

Jul 26

TYS7:00 amKnoxville McGhee Tyson

3h 11m

DEN8:11 amDenver Intl

Jul 30

DEN9:01 amDenver Intl

2h 50m

TYS1:51 pmKnoxville McGhee Tyson

$157

Frontier flights from Kentucky to Colorado

Our best Frontier deals on Kentucky to Colorado 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

May 7

BNA7:08 pmNashville Intl

3h 12m

DEN9:20 pmDenver Intl

May 9

DEN2:31 pmDenver Intl

2h 42m

BNA6:13 pmNashville Intl

$131

Frontier

Apr 24

CVG8:17 pmCincinnati Cinci./N. Kentucky

3h 17m

DEN9:34 pmDenver Intl

Apr 27

DEN3:33 pmDenver Intl

2h 51m

CVG8:24 pmCincinnati Cinci./N. Kentucky

$132

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

NashvilleDenver

BNA - DEN

BNADEN

Nashville Intl

Fri 5/15

8:20 pm-10:37 pm

Nonstop3h 17m

Denver Intl

Sun 5/17

2:31 pm-6:13 pm

Nonstop2h 42m

$128

Quickest round-trip

KnoxvilleDenver

TYS - DEN

TYSDEN

Knoxville McGhee Tyson

Sun 9/13

7:00 am-8:05 am

Nonstop3h 05m

Denver Intl

Sun 9/20

8:55 am-1:44 pm

Nonstop2h 49m

$130

NashvilleColorado Springs

BNA - COS

BNACOS

Nashville Intl

Sat 4/18

3:30 pm-7:48 pm

1 stop5h 18m

Colorado Springs

Sat 4/25

5:13 pm-11:33 pm

1 stop5h 20m

$218

NashvilleColorado Springs

BNA - COS

BNACOS

Nashville Intl

Tue 4/28

4:56 pm-9:54 pm

1 stop5h 58m

Colorado Springs

Tue 5/5

11:43 am-7:56 pm

1 stop7h 13m

$219

NashvilleColorado Springs

BNA - COS

BNACOS

Nashville Intl

Sat 4/18

5:45 am-1:40 pm

2 stops8h 55m

Colorado Springs

Sat 4/25

6:45 am-2:05 pm

1 stop6h 20m

$224

NashvilleColorado Springs

BNA - COS

BNACOS

Nashville Intl

Sat 4/18

1:05 pm-8:45 pm

2 stops8h 40m

Colorado Springs

Sat 4/25

1:10 pm-8:45 pm

2 stops6h 35m

$229

CincinnatiColorado Springs

CVG - COS

CVGCOS

Cincinnati Cinci./N. Kentucky

Sat 4/25

6:15 pm-9:54 pm

1 stop5h 39m

Colorado Springs

Sat 5/2

11:43 am-8:30 pm

1 stop6h 47m

$237

NashvilleColorado Springs

BNA - COS

BNACOS

Nashville Intl

Sat 4/25

8:43 am-4:23 pm

2 stops8h 40m

Colorado Springs

Mon 4/27

5:13 pm-11:33 pm

1 stop5h 20m

$258

BlountvilleDenver

TRI - DEN

TRIDEN

Blountville Tri Cities TN/VA

Mon 4/27

7:25 pm-12:36 am

1 stop7h 11m

Denver Intl

Sun 5/10

12:56 am-9:31 am

1 stop6h 35m

$329

KnoxvilleColorado Springs

TYS - COS

TYSCOS

Knoxville McGhee Tyson

Wed 5/27

3:30 pm-9:27 pm

1 stop7h 57m

Colorado Springs

Tue 6/9

2:25 pm-11:54 pm

1 stop7h 29m

$348

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 Colorado

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 Colorado?

The month of August is, on average, the cheapest month to fly to Colorado from Kentucky, with most prices found around $377. The month of April is another great option to travel to Colorado, with average flight prices from Kentucky averaging around $395.

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

The cheapest day to depart from Kentucky to Colorado is on a Tuesday when prices can be found for as low as $445. On the other hand, Sunday is the most expensive day to depart from Kentucky because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $530.

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

The cheapest time of day to fly to Colorado is in the evening when flights can be purchased for as low as $416. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $487 per ticket.

What is the cheapest Kentucky to Colorado flight route?

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

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

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

What cabin class options are available on Kentucky to Colorado flights?

There are 4 cabin classes available to choose from on Kentucky to Colorado 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 Colorado flights?

You could potentially save up to 18% on your flight if you consider stops on a Kentucky to Colorado flight.

Cheap Kentucky to Colorado flight deals and tips

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

Best Price Found	$228
Fastest flight time	2h 45m
Direct flights	Every day
Airports in Colorado	87 airports

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

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

Direct flights go from Kentucky to Colorado every day.

There are 87 airports in Colorado. From Kentucky there are direct flights to Denver Intl (DEN).

Search flight deals

When did momondo last update prices for flights from Kentucky to Colorado?
Prices for flights from Kentucky to Colorado refresh daily.
How many operators does momondo search for flights from Kentucky to Colorado?
As of March 2026, there are 7 operators available to choose from for flights from Kentucky to Colorado.
How old do you have to be to fly from Kentucky to Colorado?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Kentucky to Colorado.
What documentation or ID do you need to fly to Colorado?
The required travel and health documents for your Colorado 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 Colorado. 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 Colorado?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Kentucky to Colorado is Airbus A319 (34.74% of total bookings). The next most popular plane models are Embraer 175 (Enhanced Winglets) (16.36%), Boeing 737 MAX 8 (14.50%), and Boeing 737-800 Passenger/BBJ2 (winglets) (13.32%).

Best airlines flying from Kentucky to Colorado

Compare and see reviews for airlines that fly from Kentucky to Colorado 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 $210	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

Why use momondo?

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

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 Colorado from Kentucky.

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

Yes. All flights to Colorado from Kentucky on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Colorado from Kentucky.

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

Yes. momondo can track prices for Kentucky to Colorado flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Kentucky to Colorado 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 Colorado 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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Allegiant Air flights from Kentucky to Colorado

Our best Allegiant Air deals on Kentucky to Colorado flight tickets

Frontier flights from Kentucky to Colorado

Our best Frontier deals on Kentucky to Colorado flight tickets

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How to get the cheapest flight ticket from Kentucky to Colorado

What is the cheapest month to fly to Colorado?

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

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

What is the cheapest Kentucky to Colorado flight route?

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

What cabin class options are available on Kentucky to Colorado flights?

Can stopping save me money on Kentucky to Colorado flights?

What is the cheapest airline that flies from Kentucky to Colorado?

What airlines fly to Colorado?

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

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

How long is the flight from Kentucky to Colorado?

Cheap Kentucky to Colorado flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

Best airlines flying from Kentucky to Colorado

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

Why use momondo?

An easier way to manage your Colorado 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 Colorado

Popular cities in Colorado

Popular flights according to clicks in the last 7 days on momondo

Kentucky flight routes

According to popular flight searches on momondo this year

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