What airlines fly to Colorado?

United Airlines, Frontier and Southwest are the top three most popular airlines that fly to Colorado from Louisville according to our data. United Airlines is the first choice among our users, with 44% of people opting to fly with this airline when traveling to Colorado. Keep in mind that there are 6 different airlines that fly to Colorado on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Louisville Intl to Colorado?

United Airlines, American Airlines, and Delta are the most popular carriers operating from Louisville Intl to Colorado

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

As of April 2026, there are 25 flights per week flying from Louisville to Colorado. The most common day of the week flights depart is Thu, with 20% of flights taking off on this day.

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

3 flights are operational daily from Louisville to Colorado as of April 2026. The most popular departure time for this route is 3:00PM, with 80% of flights per day taking off in the afternoon.

When did momondo last update prices for flights from Louisville Intl Airport to Colorado?

Prices for flights from Louisville Intl Airport to Colorado refresh daily.

How many operators does momondo search for flights from Louisville Intl Airport to Colorado?

There are 4 operators available for flights from Louisville Intl Airport to Colorado as of April 2026.

How old do you have to be to fly from Louisville Intl Airport to Colorado?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Colorado.

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

The travel and health documents you'll need for your trip to Colorado may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Colorado. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$115 Cheap Flights from Louisville to Colorado in 2026

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One-way

Last minute

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Cheap round-trip flights

Enter your travel dates to find the best prices.

9:12 pm - 10:59 pm

SDF

DEN

27h 47m

1 stop

9:06 pm - 6:58 pm

DEN

SDF

19h 52m

2 stops

$251Multiple Airlines

Sun, Apr 19 - Thu, Apr 23

2:26 pm - 11:59 pm

SDF

DEN

11h 33m

1 stop

11:59 pm - 6:58 pm

DEN

SDF

40h 59m

2 stops

$259Multiple Airlines

Thu, Apr 23 - Wed, Apr 29

6:06 pm - 9:27 am

SDF

DEN

41h 21m

2 stops

7:00 am - 8:36 am

DEN

SDF

23h 36m

1 stop

$260Multiple Airlines

Mon, Apr 27 - Tue, May 5

6:40 pm - 9:20 pm

SDF

COS

4h 40m

1 stop

1:10 pm - 10:30 pm

COS

SDF

7h 20m

1 stop

$317Southwest

Wed, Apr 29 - Wed, May 6

6:40 pm - 9:20 pm

SDF

COS

4h 40m

1 stop

6:30 am - 6:00 pm

COS

SDF

9h 30m

2 stops

$322Southwest

Wed, Apr 29 - Wed, May 6

6:00 am - 11:38 am

SDF

ASE

7h 38m

1 stop

1:33 pm - 11:59 pm

ASE

SDF

8h 26m

1 stop

$359Delta

Thu, Apr 16 - Mon, Apr 20

9:00 am - 12:25 pm

SDF

ASE

5h 25m

1 stop

2:27 pm - 11:59 pm

ASE

SDF

7h 32m

2 stops

$364United Airlines

Thu, Apr 16 - Mon, Apr 20

3:25 pm - 8:34 pm

SDF

GJT

7h 09m

1 stop

1:33 pm - 12:05 am

GJT

SDF

8h 32m

2 stops

$365United Airlines

Wed, Jul 29 - Sat, Aug 1

7:55 pm - 11:32 pm

SDF

COS

5h 37m

1 stop

1:39 pm - 11:11 pm

COS

SDF

7h 32m

1 stop

$391American Airlines

Mon, Apr 27 - Fri, May 1

8:15 am - 6:23 pm

SDF

GJT

12h 08m

2 stops

6:26 am - 3:26 pm

GJT

SDF

7h 00m

1 stop

$428American Airlines

Wed, Jul 29 - Sat, Aug 1

American Airlines flights from Louisville to Colorado

Our best American Airlines deals on Louisville to Colorado flight tickets

American Airlines

Apr 27

SDF7:55 pmLouisville Intl

5h 37m

1 stop

COS11:32 pmColorado Springs

May 1

COS1:39 pmColorado Springs

7h 32m

1 stop

SDF11:11 pmLouisville Intl

$391

American Airlines

Jul 29

SDF8:15 amLouisville Intl

12h 08m

2 stops

GJT6:23 pmGrand Junction Regnl

Aug 1

GJT6:26 amGrand Junction Regnl

7h 00m

1 stop

SDF3:26 pmLouisville Intl

$428

American Airlines

Jul 29

SDF8:15 amLouisville Intl

12h 08m

2 stops

GJT6:23 pmGrand Junction Regnl

Aug 1

GJT8:35 amGrand Junction Regnl

11h 33m

2 stops

SDF10:08 pmLouisville Intl

$433

Delta flights from Louisville to Colorado

Our best Delta deals on Louisville to Colorado flight tickets

Delta

Apr 29

SDF7:25 pmLouisville Intl

5h 54m

1 stop

DEN11:19 pmDenver Intl

May 5

DEN4:30 pmDenver Intl

5h 29m

1 stop

SDF11:59 pmLouisville Intl

$317

Delta

Apr 28

SDF1:00 pmLouisville Intl

5h 55m

1 stop

DEN4:55 pmDenver Intl

May 7

DEN6:05 amDenver Intl

5h 46m

1 stop

SDF1:51 pmLouisville Intl

$326

Delta

Apr 25

SDF7:05 amLouisville Intl

6h 59m

1 stop

DEN12:04 pmDenver Intl

Apr 25

DEN4:30 pmDenver Intl

5h 29m

1 stop

SDF11:59 pmLouisville Intl

$335

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Sun 4/19

9:12 pm-10:59 pm

1 stop27h 47m

Denver Intl

Thu 4/23

9:06 pm-6:58 pm

2 stops19h 52m

$251

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Thu 4/23

2:26 pm-11:59 pm

1 stop11h 33m

Denver Intl

Wed 4/29

11:59 pm-6:58 pm

2 stops40h 59m

$259

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Mon 4/27

6:06 pm-9:27 am

2 stops41h 21m

Denver Intl

Tue 5/5

7:00 am-8:36 am

1 stop23h 36m

$260

Quickest round-trip

LouisvilleColorado Springs

SDF - COS

SDFCOS

Louisville Intl

Wed 4/29

6:40 pm-9:20 pm

1 stop4h 40m

Colorado Springs

Wed 5/6

1:10 pm-10:30 pm

1 stop7h 20m

$317

LouisvilleColorado Springs

SDF - COS

SDFCOS

Louisville Intl

Wed 4/29

6:40 pm-9:20 pm

1 stop4h 40m

Colorado Springs

Wed 5/6

6:30 am-6:00 pm

2 stops9h 30m

$322

LouisvilleAspen

SDF - ASE

SDFASE

Louisville Intl

Thu 4/16

6:00 am-11:38 am

1 stop7h 38m

Aspen Pitkin County

Mon 4/20

1:33 pm-11:59 pm

1 stop8h 26m

$359

LouisvilleAspen

SDF - ASE

SDFASE

Louisville Intl

Thu 4/16

9:00 am-12:25 pm

1 stop5h 25m

Aspen Pitkin County

Mon 4/20

2:27 pm-11:59 pm

2 stops7h 32m

$364

LouisvilleGrand Junction

SDF - GJT

SDFGJT

Louisville Intl

Wed 7/29

3:25 pm-8:34 pm

1 stop7h 09m

Grand Junction Regnl

Sat 8/1

1:33 pm-12:05 am

2 stops8h 32m

$365

LouisvilleColorado Springs

SDF - COS

SDFCOS

Louisville Intl

Mon 4/27

7:55 pm-11:32 pm

1 stop5h 37m

Colorado Springs

Fri 5/1

1:39 pm-11:11 pm

1 stop7h 32m

$391

LouisvilleGrand Junction

SDF - GJT

SDFGJT

Louisville Intl

Wed 7/29

8:15 am-6:23 pm

2 stops12h 08m

Grand Junction Regnl

Sat 8/1

6:26 am-3:26 pm

1 stop7h 00m

$428

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 Louisville 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 Louisville, with most prices found around $377. The month of May is another great option to travel to Colorado, with average flight prices from Louisville averaging around $399.

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

The cheapest day to depart from Louisville 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 Louisville 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 Louisville Intl to Colorado flight route?

Fly from Louisville Intl to Denver Intl for the best Louisville Intl - 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 Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Colorado for around $426 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Colorado from Louisville for as low as $271 on momondo.

What cabin class options are available on Louisville Intl to Colorado flights?

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

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

Cheap Louisville to Colorado flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville 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 Louisville in the past 72 hours is $228. The best round-trip flight deal from Louisville to Colorado found on momondo in the last 72 hours is $384.

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

Direct flights go from Louisville to Colorado every day.

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

Search flight deals

Frequently asked questions about flying from Louisville to Colorado

When did momondo last update prices for flights from Louisville Intl Airport to Colorado?
Prices for flights from Louisville Intl Airport to Colorado refresh daily.
How many operators does momondo search for flights from Louisville Intl Airport to Colorado?
There are 4 operators available for flights from Louisville Intl Airport to Colorado as of April 2026.
How old do you have to be to fly from Louisville Intl Airport to Colorado?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Colorado.
What documentation or ID do you need to fly to Colorado?
The travel and health documents you'll need for your trip to Colorado may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Colorado. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Louisville to Colorado?
Based on momondo bookings for flights between Louisville and Colorado, the leading plane model is Airbus A319, making up 42.07% of the total bookings. Other popular models include Boeing 737 MAX 8 with 19.95%, Boeing 737-800 Passenger/BBJ2 (winglets) with 18.51%, and Airbus A320-100/200 with 8.65%.

Best airlines flying from Louisville to Colorado

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $98	Free Cancellation	Rating 7.9 8,374 reviews	Search Delta flights
American Airlines	PriceFrom $175	Free Cancellation	Rating 7.1 11,551 reviews	Search American Airlines flights
United Airlines	PriceFrom $210	Free Cancellation	Rating 7.4 9,538 reviews	Search United Airlines flights
Southwest	PriceFrom $267	Free Cancellation	Rating 8.0 4,344 reviews	Search Southwest flights

Why use momondo?

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

Finding the right flight to Colorado from Louisville is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Colorado quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Colorado from Louisville with this policy.

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

Once all potential Louisville to Colorado flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Of course. momondo tracks the price of Louisville to Colorado flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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Popular cities in Colorado

Flights to New Yorkfrom $55

Flights to Los Angelesfrom $56

Flights to Orlandofrom $55

Flights to Miamifrom $55

Flights to Chicagofrom $58

Flights to San Franciscofrom $56

Flights to Las Vegasfrom $40

Flights to Washington, D.C.from $56

Flights to Bostonfrom $65

Flights to Atlantafrom $48

Flights to Dallasfrom $57

Flights to Fort Lauderdalefrom $47

Cheap flights from Louisville to Colorado from $115

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Colorado departing on 4/27. 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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American Airlines flights from Louisville to Colorado

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How to get the cheapest flight ticket from Louisville 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 Louisville Intl to Colorado flight route?

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

What cabin class options are available on Louisville Intl to Colorado flights?

Can stopping save me money on Louisville to Colorado flights?

What is the cheapest airline that flies from Louisville Intl to Colorado?

What airlines fly to Colorado?

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

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

Cheap Louisville to Colorado flight deals and tips

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

Best Price Found

Fastest flight time

Direct flights

Airports in Colorado

Frequently asked questions about flying from Louisville to Colorado

Best airlines flying from Louisville to Colorado

Compare and see reviews for airlines that fly from Louisville 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

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According to popular flight searches on momondo this year

Colorado flight routes

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