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

Southwest, United 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 day?

2 flights are operational daily from Louisville to Colorado as of May 2026. The most popular departure time for this route is 3:00PM, with 72% of flights per day taking off in the afternoon.

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.

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

As of May 2026, there are 16 flights per week flying from Louisville to Colorado. The most common day of the week flights depart is Mon, with 25% of flights taking off on this day.

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 May 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.

$128 Cheap Flights from Louisville to Colorado in 2026

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:00 am - 9:01 am

SDF

DEN

3h 01mnonstop

9:45 am - 2:29 pm

DEN

SDF

2h 44mnonstop

$297United Airlines

Wed, Aug 19 - Wed, Aug 26

3:25 pm - 4:26 pm

SDF

DEN

3h 01mnonstop

9:45 am - 2:29 pm

DEN

SDF

2h 44mnonstop

$306United Airlines

Tue, Aug 25 - Thu, Aug 27

10:55 am - 3:50 pm

SDF

DEN

6h 55m

1 stop

7:40 pm - 12:15 am

DEN

SDF

2h 35mnonstop

$307Southwest

Tue, Jun 16 - Tue, Jun 23

4:15 pm - 10:35 pm

SDF

DEN

8h 20m

2 stops

7:40 pm - 12:15 am

DEN

SDF

2h 35mnonstop

$312Southwest

Tue, Jun 16 - Tue, Jun 23

3:25 pm - 4:26 pm

SDF

DEN

3h 01mnonstop

5:45 pm - 10:31 pm

DEN

SDF

2h 46mnonstop

$315United Airlines

Thu, Aug 20 - Mon, Aug 24

10:40 am - 11:25 am

SDF

DEN

2h 45mnonstop

6:30 am - 3:15 pm

DEN

SDF

6h 45m

1 stop

$316Southwest

Thu, Aug 20 - Tue, Aug 25

6:49 am - 10:05 am

SDF

DEN

5h 16m

1 stop

5:45 am - 3:42 pm

DEN

SDF

7h 57m

1 stop

$317Delta

Tue, Jun 30 - Wed, Jul 15

5:50 pm - 10:01 pm

SDF

GJT

6h 11m

1 stop

12:32 pm - 12:07 am

GJT

SDF

9h 35m

2 stops

$344American Airlines

Fri, Sep 11 - Sat, Sep 26

4:40 pm - 9:07 pm

SDF

COS

6h 27m

1 stop

6:00 am - 3:31 pm

COS

SDF

7h 31m

1 stop

$348Delta

Tue, Jun 9 - Tue, Jun 16

3:54 pm - 12:16 am

SDF

GJT

10h 22m

2 stops

12:32 pm - 12:07 am

GJT

SDF

9h 35m

2 stops

$349American Airlines

Fri, Sep 11 - Sat, Sep 26

United Airlines flights from Louisville to Colorado

Our best United Airlines deals on Louisville to Colorado flight tickets

United Airlines

Aug 19

SDF8:00 amLouisville Intl

3h 01m

DEN9:01 amDenver Intl

Aug 26

DEN9:45 amDenver Intl

2h 44m

SDF2:29 pmLouisville Intl

$297

United Airlines

Aug 25

SDF3:25 pmLouisville Intl

3h 01m

DEN4:26 pmDenver Intl

Aug 27

DEN9:45 amDenver Intl

2h 44m

SDF2:29 pmLouisville Intl

$306

United Airlines

Aug 20

SDF3:25 pmLouisville Intl

3h 01m

DEN4:26 pmDenver Intl

Aug 24

DEN5:45 pmDenver Intl

2h 46m

SDF10:31 pmLouisville Intl

$315

Southwest flights from Louisville to Colorado

Our best Southwest deals on Louisville to Colorado flight tickets

Southwest

Jun 16

SDF10:55 amLouisville Intl

6h 55m

1 stop

DEN3:50 pmDenver Intl

Jun 23

DEN7:40 pmDenver Intl

2h 35m

SDF12:15 amLouisville Intl

$307

Southwest

Jun 16

SDF4:15 pmLouisville Intl

8h 20m

2 stops

DEN10:35 pmDenver Intl

Jun 23

DEN7:40 pmDenver Intl

2h 35m

SDF12:15 amLouisville Intl

$312

Southwest

Aug 20

SDF10:40 amLouisville Intl

2h 45m

DEN11:25 amDenver Intl

Aug 25

DEN6:30 amDenver Intl

6h 45m

1 stop

SDF3:15 pmLouisville Intl

$316

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Wed 8/19

8:00 am-9:01 am

Nonstop3h 01m

Denver Intl

Wed 8/26

9:45 am-2:29 pm

Nonstop2h 44m

$297

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Tue 8/25

3:25 pm-4:26 pm

Nonstop3h 01m

Denver Intl

Thu 8/27

9:45 am-2:29 pm

Nonstop2h 44m

$306

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Tue 6/16

10:55 am-3:50 pm

1 stop6h 55m

Denver Intl

Tue 6/23

7:40 pm-12:15 am

Nonstop2h 35m

$307

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Tue 6/16

4:15 pm-10:35 pm

2 stops8h 20m

Denver Intl

Tue 6/23

7:40 pm-12:15 am

Nonstop2h 35m

$312

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Thu 8/20

3:25 pm-4:26 pm

Nonstop3h 01m

Denver Intl

Mon 8/24

5:45 pm-10:31 pm

Nonstop2h 46m

$315

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Thu 8/20

10:40 am-11:25 am

Nonstop2h 45m

Denver Intl

Tue 8/25

6:30 am-3:15 pm

1 stop6h 45m

$316

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Tue 6/30

6:49 am-10:05 am

1 stop5h 16m

Denver Intl

Wed 7/15

5:45 am-3:42 pm

1 stop7h 57m

$317

LouisvilleGrand Junction

SDF - GJT

SDFGJT

Louisville Intl

Fri 9/11

5:50 pm-10:01 pm

1 stop6h 11m

Grand Junction Regnl

Sat 9/26

12:32 pm-12:07 am

2 stops9h 35m

$344

LouisvilleColorado Springs

SDF - COS

SDFCOS

Louisville Intl

Tue 6/9

4:40 pm-9:07 pm

1 stop6h 27m

Colorado Springs

Tue 6/16

6:00 am-3:31 pm

1 stop7h 31m

$348

LouisvilleGrand Junction

SDF - GJT

SDFGJT

Louisville Intl

Fri 9/11

3:54 pm-12:16 am

2 stops10h 22m

Grand Junction Regnl

Sat 9/26

12:32 pm-12:07 am

2 stops9h 35m

$349

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 July is, on average, the cheapest month to fly to Colorado from Louisville, with most prices found around $98. The month of October is another great option to travel to Colorado, with average flight prices from Louisville averaging around $133.

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

The cheapest day to depart from Louisville to Colorado is on a Wednesday when prices can be found for as low as $451. 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 $534.

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 $408. In the morning is when there is more demand to fly to Colorado, so prices are often more expensive at around $490 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 from Louisville 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 $435 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 $280 on momondo.

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

There are 4 cabin classes available to choose from on Louisville 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 17% 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 59m
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 $441.

The fastest flight from Louisville to Colorado takes 2h 59m

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 May 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 44.17% of the total bookings. Other popular models include Boeing 737-800 Passenger/BBJ2 (winglets) with 21.08%, Boeing 737 MAX 8 with 18.61%, and Airbus A320-100/200 with 4.93%.

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 8,454 reviews	Search Delta flights
American Airlines	PriceFrom $175	Free Cancellation	Rating 7.1 11,642 reviews	Search American Airlines flights
United Airlines	PriceFrom $210	Free Cancellation	Rating 7.4 9,736 reviews	Search United Airlines flights
Southwest	PriceFrom $267	Free Cancellation	Rating 7.9 4,285 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.

An easier way to manage your Colorado trip

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Popular cities in Colorado

Flights to New Yorkfrom $88

Flights to Los Angelesfrom $47

Flights to Orlandofrom $58

Flights to Miamifrom $55

Flights to Chicagofrom $62

Flights to San Franciscofrom $54

Flights to Las Vegasfrom $48

Flights to Washington, D.C.from $56

Flights to Bostonfrom $63

Flights to Atlantafrom $54

Flights to Fort Lauderdalefrom $56

Flights to Dallasfrom $96

Cheap flights from Louisville to Colorado from $128

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 8/17. 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 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 from Louisville to Colorado?

What cabin class options are available on Louisville 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

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

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Colorado flight routes

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