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

17 flights are operational weekly from Louisville to Denver as of September 2026. The most popular departure day for this route is Mon, with 24% of flights per week taking off on this day.

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

United Airlines 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 September 2026, there are 2 flights per day flying from Louisville to Denver. The most common time of day flights depart is 15:00, with 52% of flights taking off in the afternoon.

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.

R3 177 Cheap Flights from Louisville to Denver in 2026

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.

15:36 - 16:35SDF Louisville Intl-DEN Denver Intl

2h 59mdirect

17:48 - 22:32DEN Denver Intl-SDF Louisville Intl

2h 44mdirect

R6 338United Airlines

Sat, Oct 10 - Wed, Oct 14

16:40 - 19:25SDF Louisville Intl-DEN Denver Intl

4h 45m1 stop Chicago Midway

18:20 - 22:50DEN Denver Intl-SDF Louisville Intl

2h 30mdirect

R6 433Southwest

Mon, Nov 2 - Wed, Nov 4

8:00 - 8:55SDF Louisville Intl-DEN Denver Intl

2h 55mdirect

16:40 - 23:59DEN Denver Intl-SDF Louisville Intl

5h 19m1 stop Chicago O'Hare Intl

R6 497United Airlines

Thu, Sep 24 - Mon, Sep 28

11:05 - 16:55SDF Louisville Intl-DEN Denver Intl

7h 50m2 stops Phoenix Sky Harbor Intl Tucson

17:45 - 22:35DEN Denver Intl-SDF Louisville Intl

2h 50mdirect

R6 577Southwest

Thu, Sep 24 - Tue, Sep 29

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

3h 05mdirect

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

2h 39mdirect

R6 609United Airlines

Mon, Oct 26 - Fri, Oct 30

8:00 - 8:55SDF Louisville Intl-DEN Denver Intl

2h 55mdirect

16:38 - 23:59DEN Denver Intl-SDF Louisville Intl

5h 21m1 stop Chicago O'Hare Intl

R6 625United Airlines

Mon, Oct 5 - Sat, Oct 10

15:43 - 21:13SDF Louisville Intl-DEN Denver Intl

7h 30m1 stop Atlanta Hartsfield-Jackson

0:50 - 10:19DEN Denver Intl-SDF Louisville Intl

7h 29m1 stop Atlanta Hartsfield-Jackson

R6 657Delta

Tue, Sep 29 - Fri, Oct 2

16:40 - 19:25SDF Louisville Intl-DEN Denver Intl

4h 45m1 stop Chicago Midway

6:30 - 15:35DEN Denver Intl-SDF Louisville Intl

7h 05m2 stops Lambert-St Louis Chicago Midway

R6 673Southwest

Mon, Nov 23 - Tue, Dec 1

16:40 - 19:25SDF Louisville Intl-DEN Denver Intl

4h 45m1 stop Chicago Midway

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

2h 20mdirect

R6 705Southwest

Fri, Nov 6 - Mon, Nov 9

18:45 - 22:30SDF Louisville Intl-DEN Denver Intl

5h 45m1 stop Chicago Midway

7:45 - 18:25DEN Denver Intl-SDF Louisville Intl

8h 40m2 stops Dallas Love Field Chicago Midway

R6 737Southwest

Tue, Sep 29 - Sat, Oct 3

Cheap last-minute flights

Enter your travel dates to find the best prices.

15:35 - 6:55SDF Louisville Intl-DEN Denver Intl

17h 20m2 stops Houston George Bush Intcntl Dallas/Fort Worth

9:45 - 14:29DEN Denver Intl-SDF Louisville Intl

2h 44mdirect

R9 562United Airlines

Fri, Sep 11 - Sat, Sep 12

15:35 - 6:55SDF Louisville Intl-DEN Denver Intl

17h 20m2 stops Houston George Bush Intcntl Dallas/Fort Worth

9:36 - 19:07DEN Denver Intl-SDF Louisville Intl

7h 31m1 stop Chicago O'Hare Intl

R9 642United Airlines

Fri, Sep 11 - Sat, Sep 12

15:35 - 6:55SDF Louisville Intl-DEN Denver Intl

17h 20m2 stops Houston George Bush Intcntl Dallas/Fort Worth

9:45 - 14:29DEN Denver Intl-SDF Louisville Intl

2h 44mdirect

R10 009United Airlines

Fri, Sep 11 - Sat, Sep 12

15:35 - 6:55SDF Louisville Intl-DEN Denver Intl

17h 20m2 stops Houston George Bush Intcntl Dallas/Fort Worth

9:36 - 19:07DEN Denver Intl-SDF Louisville Intl

7h 31m1 stop Chicago O'Hare Intl

R10 105United Airlines

Fri, Sep 11 - Sat, Sep 12

10:05 - 18:15SDF Louisville Intl-DEN Denver Intl

10h 10m1 stop Washington, D.C. Dulles Intl

17:48 - 22:32DEN Denver Intl-SDF Louisville Intl

2h 44mdirect

R12 085United Airlines

Fri, Sep 11 - Thu, Sep 24

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

3h 00mdirect

17:48 - 22:32DEN Denver Intl-SDF Louisville Intl

2h 44mdirect

R12 212United Airlines

Thu, Sep 10 - Thu, Sep 24

10:05 - 18:15SDF Louisville Intl-DEN Denver Intl

10h 10m1 stop Washington, D.C. Dulles Intl

14:49 - 23:59DEN Denver Intl-SDF Louisville Intl

7h 10m1 stop Chicago O'Hare Intl

R12 244United Airlines

Fri, Sep 11 - Sat, Sep 26

7:00 - 16:11SDF Louisville Intl-DEN Denver Intl

11h 11m1 stop New York LaGuardia

6:15 - 15:49DEN Denver Intl-SDF Louisville Intl

7h 34m1 stop Minneapolis St Paul

R12 340Delta

Thu, Sep 10 - Sat, Sep 26

10:05 - 18:15SDF Louisville Intl-DEN Denver Intl

10h 10m1 stop Washington, D.C. Dulles Intl

17:48 - 22:32DEN Denver Intl-SDF Louisville Intl

2h 44mdirect

R12 356United Airlines

Fri, Sep 11 - Fri, Sep 25

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

5h 45m1 stop Chicago O'Hare Intl

9:55 - 14:40DEN Denver Intl-SDF Louisville Intl

2h 45mdirect

R12 372United Airlines

Thu, Sep 10 - Sat, Sep 26

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Southwest flights from Louisville to Denver

Our best Southwest deals on Louisville to Denver flight tickets

Southwest

Nov 2

SDF16:40Louisville Intl

4h 45m

1 stop

DEN19:25Denver Intl

Nov 4

DEN18:20Denver Intl

2h 30m

SDF22:50Louisville Intl

R6 433

Southwest

Sept 24

SDF11:05Louisville Intl

7h 50m

2 stops

DEN16:55Denver Intl

Sept 29

DEN17:45Denver Intl

2h 50m

SDF22:35Louisville Intl

R6 577

Southwest

Nov 23

SDF16:40Louisville Intl

4h 45m

1 stop

DEN19:25Denver Intl

Dec 1

DEN6:30Denver Intl

7h 05m

2 stops

SDF15:35Louisville Intl

R6 673

United Airlines flights from Louisville to Denver

Our best United Airlines deals on Louisville to Denver flight tickets

United Airlines

Oct 10

SDF15:36Louisville Intl

2h 59m

DEN16:35Denver Intl

Oct 15

DEN17:48Denver Intl

2h 44m

SDF22:32Louisville Intl

R6 338

United Airlines

Sept 24

SDF8:00Louisville Intl

2h 55m

DEN8:55Denver Intl

Sept 28

DEN16:40Denver Intl

5h 19m

1 stop

SDF23:59Louisville Intl

R6 497

United Airlines

Oct 26

SDF15:24Louisville Intl

3h 05m

DEN16:29Denver Intl

Oct 30

DEN17:45Denver Intl

2h 39m

SDF22:24Louisville Intl

R6 609

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Sat 10/10

15:36-16:35

Nonstop2h 59m

Denver Intl

Wed 14/10

17:48-22:32

Nonstop2h 44m

R6 338

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Mon 2/11

16:40-19:25

1 stop4h 45m

Denver Intl

Wed 4/11

18:20-22:50

Nonstop2h 30m

R6 433

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Thu 24/9

8:00-8:55

Nonstop2h 55m

Denver Intl

Mon 28/9

16:40-23:59

1 stop5h 19m

R6 497

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Thu 24/9

11:05-16:55

2 stops7h 50m

Denver Intl

Tue 29/9

17:45-22:35

Nonstop2h 50m

R6 577

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Mon 26/10

15:24-16:29

Nonstop3h 05m

Denver Intl

Fri 30/10

17:45-22:24

Nonstop2h 39m

R6 609

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Mon 5/10

8:00-8:55

Nonstop2h 55m

Denver Intl

Sat 10/10

16:38-23:59

1 stop5h 21m

R6 625

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Tue 29/9

15:43-21:13

1 stop7h 30m

Denver Intl

Fri 2/10

0:50-10:19

1 stop7h 29m

R6 657

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Mon 23/11

16:40-19:25

1 stop4h 45m

Denver Intl

Tue 1/12

6:30-15:35

2 stops7h 05m

R6 673

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Fri 6/11

16:40-19:25

1 stop4h 45m

Denver Intl

Mon 9/11

13:10-17:30

Nonstop2h 20m

R6 705

LouisvilleDenver

SDF Louisville Intl - DEN Denver Intl

SDFDEN

Louisville Intl

Tue 29/9

18:45-22:30

1 stop5h 45m

Denver Intl

Sat 3/10

7:45-18:25

2 stops8h 40m

R6 737

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 typical for flights on this route.

Typical prices usually range from R6 066 to R9 115.
The lowest price recently found on this route was R6 338.

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 242, 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 April to fly from Louisville, when ticket prices are also cheap, with an average price of R6 689.

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 238 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 R4 997 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 September 2026, prices for Louisville to Denver flights are approximately 55% 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	R3 177
Direct flights	Every day
Airports in Denver	1 airport

The best one-way flight to Denver from Louisville in the past 72 hours is R3 177. The best return flight deal from Louisville to Denver found on momondo in the last 72 hours is R6 338.

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 (23,61% of total bookings). The next most popular plane models are Airbus A320-100/200 (18,62%), Airbus A319 (16,89%), and Boeing 737-800 Passenger/BBJ2 (winglets) (11,52%).

Estes Park

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.