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

United Airlines, Delta, and Southwest are the most popular carriers operating from Louisville Intl to Denver Intl

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

As of October 2026, there are 1 flights per day flying from Louisville to Denver. The most common time of day flights depart is 8:00, with 62% of flights taking off at midday.

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

8 flights are operational weekly from Louisville to Denver as of October 2026. The most popular departure day for this route is Wed, with 38% of flights per week taking off on this day.

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

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

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

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport 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 licence 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.

R2 749 Cheap Flights from Louisville to Denver in 2026/27

Find the cheapest flights from Louisville to Denver

Return

One-way

Last minute

Direct

Cheap return flights

Enter your travel dates to find the best prices.

15:20 - 16:29SDF Louisville Intl-DEN Denver Intl

3h 09mdirect

9:40 - 14:17DEN Denver Intl-SDF Louisville Intl

2h 37mdirect

R5 252United Airlines

Sat, Dec 5 - Sat, Dec 12

15:20 - 16:29SDF Louisville Intl-DEN Denver Intl

3h 09mdirect

7:45 - 16:39DEN Denver Intl-SDF Louisville Intl

6h 54m1 stop Chicago O'Hare Intl

R5 417United Airlines

Sat, Dec 5 - Sat, Dec 12

17:35 - 23:55SDF Louisville Intl-DEN Denver Intl

8h 20m1 stop Baltimore/Washington

18:20 - 22:55DEN Denver Intl-SDF Louisville Intl

2h 35mdirect

R5 433Southwest

Mon, Dec 21 - Tue, Jan 5

17:10 - 23:55SDF Louisville Intl-DEN Denver Intl

8h 45m1 stop Baltimore/Washington

18:20 - 22:55DEN Denver Intl-SDF Louisville Intl

2h 35mdirect

R5 449Southwest

Thu, Nov 12 - Mon, Nov 16

8:00 - 9:04SDF Louisville Intl-DEN Denver Intl

3h 04mdirect

17:45 - 22:24DEN Denver Intl-SDF Louisville Intl

2h 39mdirect

R5 482United Airlines

Mon, Nov 9 - Thu, Nov 12

6:15 - 7:20SDF Louisville Intl-DEN Denver Intl

3h 05mdirect

18:20 - 22:45DEN Denver Intl-SDF Louisville Intl

2h 25mdirect

R5 499Southwest

Thu, Jan 28 - Mon, Feb 1

13:10 - 14:10SDF Louisville Intl-DEN Denver Intl

3h 00mdirect

14:20 - 18:40DEN Denver Intl-SDF Louisville Intl

2h 20mdirect

R5 515Southwest

Tue, Feb 16 - Thu, Feb 18

15:20 - 16:35SDF Louisville Intl-DEN Denver Intl

3h 15mdirect

9:40 - 14:21DEN Denver Intl-SDF Louisville Intl

2h 41mdirect

R5 565United Airlines

Fri, Dec 18 - Mon, Dec 21

9:00 - 12:45SDF Louisville Intl-DEN Denver Intl

5h 45m1 stop Chicago O'Hare Intl

13:25 - 21:00DEN Denver Intl-SDF Louisville Intl

5h 35m1 stop Chicago O'Hare Intl

R5 581United Airlines

Sat, Dec 5 - Sat, Dec 12

13:05 - 14:00SDF Louisville Intl-DEN Denver Intl

2h 55mdirect

18:20 - 22:55DEN Denver Intl-SDF Louisville Intl

2h 35mdirect

R5 598Southwest

Fri, Nov 13 - Mon, Nov 16

Cheap last-minute flights

Enter your travel dates to find the best prices.

10:13 - 14:31SDF Louisville Intl-DEN Denver Intl

6h 18m1 stop Chicago O'Hare Intl

17:42 - 13:23DEN Denver Intl-SDF Louisville Intl

17h 41m2 stops Dallas/Fort Worth Houston George Bush Intcntl

R12 249United Airlines

Sat, Oct 24 - Sat, Oct 24

14:10 - 6:46SDF Louisville Intl-DEN Denver Intl

18h 36m2 stops Chicago O'Hare Intl Kearney

9:47 - 14:22DEN Denver Intl-SDF Louisville Intl

2h 35mdirect

R13 583United Airlines

Mon, Oct 26 - Mon, Nov 2

14:10 - 6:46SDF Louisville Intl-DEN Denver Intl

18h 36m2 stops Chicago O'Hare Intl Kearney

9:52 - 18:32DEN Denver Intl-SDF Louisville Intl

6h 40m1 stop Chicago O'Hare Intl

R13 747United Airlines

Mon, Oct 26 - Mon, Nov 2

11:05 - 12:05SDF Louisville Intl-DEN Denver Intl

3h 00mdirect

13:10 - 17:30DEN Denver Intl-SDF Louisville Intl

2h 20mdirect

R14 916Southwest

Mon, Oct 26 - Mon, Nov 2

15:24 - 16:29SDF Louisville Intl-DEN Denver Intl

3h 05mdirect

9:47 - 14:22DEN Denver Intl-SDF Louisville Intl

2h 35mdirect

R15 081United Airlines

Thu, Oct 29 - Fri, Nov 6

9:02 - 14:50SDF Louisville Intl-DEN Denver Intl

7h 48m1 stop Chicago O'Hare Intl

9:47 - 14:22DEN Denver Intl-SDF Louisville Intl

2h 35mdirect

R15 245United Airlines

Thu, Oct 29 - Thu, Nov 5

12:10 - 19:45SDF Louisville Intl-DEN Denver Intl

9h 35m2 stops Orlando Birmingham

13:20 - 21:00DEN Denver Intl-SDF Louisville Intl

5h 40m2 stops Omaha Eppley Airfield Chicago Midway

R15 410Southwest

Mon, Oct 26 - Mon, Nov 2

14:10 - 6:46SDF Louisville Intl-DEN Denver Intl

18h 36m2 stops Chicago O'Hare Intl Kearney

17:50 - 13:35DEN Denver Intl-SDF Louisville Intl

17h 45m2 stops Moline Quad-City Chicago O'Hare Intl

R15 706United Airlines

Thu, Oct 29 - Sun, Nov 1

14:10 - 6:46SDF Louisville Intl-DEN Denver Intl

18h 36m2 stops Chicago O'Hare Intl Kearney

17:25 - 13:35DEN Denver Intl-SDF Louisville Intl

18h 10m2 stops Sioux Falls Joe Foss Field Chicago O'Hare Intl

R15 822United Airlines

Thu, Oct 29 - Sun, Nov 1

14:10 - 6:46SDF Louisville Intl-DEN Denver Intl

18h 36m2 stops Chicago O'Hare Intl Kearney

17:50 - 13:35DEN Denver Intl-SDF Louisville Intl

17h 45m2 stops Moline Quad-City Chicago O'Hare Intl

R15 953United Airlines

Thu, Oct 29 - Sun, Nov 1

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Delta flights from Louisville to Denver

Our best Delta deals on Louisville to Denver flight tickets

Delta

Nov 23

SDF12:40Louisville Intl

5h 22m

1 stop

DEN16:02Denver Intl

Dec 1

DEN16:10Denver Intl

4h 52m

1 stop

SDF23:02Louisville Intl

R5 812

Delta

Nov 16

SDF17:59Louisville Intl

7h 16m

1 stop

DEN23:15Denver Intl

Nov 19

DEN13:06Denver Intl

7h 47m

1 stop

SDF22:53Louisville Intl

R6 075

Delta

Nov 24

SDF6:42Louisville Intl

5h 16m

1 stop

DEN9:58Denver Intl

Dec 3

DEN8:15Denver Intl

6h 38m

1 stop

SDF16:53Louisville Intl

R6 355

United Airlines flights from Louisville to Denver

Our best United Airlines deals on Louisville to Denver flight tickets

United Airlines

Dec 5

SDF15:20Louisville Intl

3h 09m

DEN16:29Denver Intl

Dec 12

DEN9:40Denver Intl

2h 37m

SDF14:17Louisville Intl

R5 252

United Airlines

Dec 5

SDF15:20Louisville Intl

3h 09m

DEN16:29Denver Intl

Dec 12

DEN7:45Denver Intl

6h 54m

1 stop

SDF16:39Louisville Intl

R5 417

United Airlines

Nov 9

SDF8:00Louisville Intl

3h 04m

DEN9:04Denver Intl

Nov 12

DEN17:45Denver Intl

2h 39m

SDF22:24Louisville Intl

R5 482

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Sat 5/12

15:20-16:29

Nonstop3h 09m

Denver Intl

Sat 12/12

9:40-14:17

Nonstop2h 37m

R5 252

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Sat 5/12

15:20-16:29

Nonstop3h 09m

Denver Intl

Sat 12/12

7:45-16:39

1 stop6h 54m

R5 417

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Mon 21/12

17:35-23:55

1 stop8h 20m

Denver Intl

Tue 5/1

18:20-22:55

Nonstop2h 35m

R5 433

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Thu 12/11

17:10-23:55

1 stop8h 45m

Denver Intl

Mon 16/11

18:20-22:55

Nonstop2h 35m

R5 449

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Mon 9/11

8:00-9:04

Nonstop3h 04m

Denver Intl

Thu 12/11

17:45-22:24

Nonstop2h 39m

R5 482

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Thu 28/1

6:15-7:20

Nonstop3h 05m

Denver Intl

Mon 1/2

18:20-22:45

Nonstop2h 25m

R5 499

Fastest return journey

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Tue 16/2

13:10-14:10

Nonstop3h 00m

Denver Intl

Thu 18/2

14:20-18:40

Nonstop2h 20m

R5 515

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Fri 18/12

15:20-16:35

Nonstop3h 15m

Denver Intl

Mon 21/12

9:40-14:21

Nonstop2h 41m

R5 565

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Sat 5/12

9:00-12:45

1 stop5h 45m

Denver Intl

Sat 12/12

13:25-21:00

1 stop5h 35m

R5 581

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Fri 13/11

13:05-14:00

Nonstop2h 55m

Denver Intl

Mon 16/11

18:20-22:55

Nonstop2h 35m

R5 598

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Louisville 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 typical price of a round-trip flight between Louisville and Denver?

Prices are currently low for flights on this route.

Typical prices usually range from R6 256 to R9 623.
The lowest price recently found on this route was R5 482.

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from Louisville is in January. Flight prices, which tend to average around R6 437, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in January, then you should wait until February to fly from Louisville, when ticket prices are also cheap, with an average price of R6 668.

What is the cheapest Louisville Intl to Denver Intl flight route?

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

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

You are more likely to see cheaper flights to Denver from Louisville when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around R7 562 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from Louisville for as low as R5 153 on momondo.

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

There is only 1 cabin class available to choose from on Louisville to Denver flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Louisville to Denver flight prices changed over time?

As of October 2026, prices for Louisville to Denver flights are approximately 26% more expensive when compared to flights at the same time last year.

When to book flights from Louisville to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Denver according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Louisville to Denver (SDF to DEN) flight deals and tips

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

Best price found	R2 749
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from Louisville in the past 72 hours is R2 749. The best return flight deal from Louisville to Denver found on momondo in the last 72 hours is R5 252.

Direct flights go from Louisville to Denver every day.

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

Search flight deals

Frequently asked questions about flying from Louisville to Denver

How far is Louisville Intl to Denver Intl by plane?
Denver Intl is 1665,8 km away from Louisville Intl.
When did momondo last update prices for flights from Louisville Intl Airport to Denver Intl Airport?
Prices for flights from Louisville Intl Airport to Denver Intl Airport were last updated today.
How old do you have to be to fly from Louisville Intl Airport to Denver Intl Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport 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 licence 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 Louisville to Denver?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Louisville to Denver is Boeing 737 MAX 8 (23,16% of total bookings). The next most popular plane models are Airbus A320-100/200 (20,71%), Airbus A319 (16,04%), and Boeing 737-800 (12,47%).

Black Hawk

Manitou Springs

Why use momondo?

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

It is quick and easy to find Louisville to Denver flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Denver that suits you.

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

Flights from Louisville to Denver with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Louisville and Denver by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Yes. momondo can track prices for Louisville to Denver 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.