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

16 flights are operational weekly from Denver to Louisville as of June 2026. The most popular departure day for this route is Tue, with 19% of flights per week taking off on this day.

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

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

What airlines fly to Louisville?

Frontier, United Airlines and Southwest are the top three most popular airlines that fly to Louisville from Denver according to our data. Frontier is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Louisville. Keep in mind that there are 6 different airlines that fly to Louisville on a routine basis, so you have a few additional options to choose from.

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

2 flights are operational daily from Denver to Louisville as of June 2026. The most popular departure time for this route is 9:00AM, with 53% of flights per day taking off at noon.

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

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

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

As of June 2026, there are 4 operators available to choose from for flights from Denver Intl Airport to Louisville Intl Airport.

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

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 Denver Intl Airport to Louisville Intl Airport.

What documentation or ID do you need to fly to Louisville Intl Airport?

The required travel and health documents for your Louisville 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 license and a passport valid for six months after your intended arrival at Louisville Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$105 Cheap Flights from Denver to Louisville in 2026

Q: What is the typical price of a round-trip flight between Denver and Louisville?

Prices are currently low for flights on this route. Typical prices usually range from $557 to $454. The lowest price recently found on this route was $238.

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Find the cheapest flights from Denver to Louisville

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:00 am - 2:18 pm

DEN

SDF

6h 18m

1 stop

10:34 am - 1:45 pm

SDF

DEN

5h 11m

1 stop

$238Delta

Thu, Aug 27 - Wed, Sep 2

7:19 am - 2:18 pm

DEN

SDF

4h 59m

1 stop

12:35 pm - 3:23 pm

SDF

DEN

4h 48m

1 stop

$267Delta

Thu, Aug 27 - Sat, Aug 29

6:08 pm - 10:59 pm

DEN

SDF

2h 51mnonstop

3:25 pm - 4:24 pm

SDF

DEN

2h 59mnonstop

$297United Airlines

Wed, Jun 24 - Tue, Jun 30

6:08 pm - 10:59 pm

DEN

SDF

2h 51mnonstop

5:50 pm - 11:48 pm

SDF

DEN

7h 58m

1 stop

$307United Airlines

Wed, Jun 24 - Tue, Jun 30

9:45 am - 2:29 pm

DEN

SDF

2h 44mnonstop

8:00 am - 9:01 am

SDF

DEN

3h 01mnonstop

$309United Airlines

Sat, Aug 15 - Wed, Aug 19

4:55 pm - 9:30 pm

DEN

SDF

2h 35mnonstop

8:45 am - 1:35 pm

SDF

DEN

6h 50m

2 stops

$312Southwest

Tue, Aug 4 - Tue, Aug 11

6:05 am - 1:42 pm

DEN

SDF

5h 37m

1 stop

6:54 pm - 12:23 am

SDF

DEN

7h 29m

1 stop

$317Delta

Wed, Jul 22 - Wed, Jul 22

4:40 pm - 11:59 pm

DEN

SDF

5h 19m

1 stop

8:00 am - 9:01 am

SDF

DEN

3h 01mnonstop

$319United Airlines

Sat, Aug 15 - Wed, Aug 19

5:45 pm - 10:31 pm

DEN

SDF

2h 46mnonstop

8:00 am - 9:01 am

SDF

DEN

3h 01mnonstop

$321United Airlines

Thu, Aug 27 - Mon, Aug 31

5:50 am - 12:10 pm

DEN

SDF

4h 20m

1 stop

5:30 am - 2:50 pm

SDF

DEN

11h 20m

2 stops

$322Southwest

Tue, Aug 4 - Tue, Aug 11

United Airlines flights from Denver to Louisville

Our best United Airlines deals on Denver to Louisville flight tickets

United Airlines

Jun 24

DEN6:08 pmDenver Intl

2h 51m

SDF10:59 pmLouisville Intl

Jun 30

SDF3:25 pmLouisville Intl

2h 59m

DEN4:24 pmDenver Intl

$297

United Airlines

Jun 24

DEN6:08 pmDenver Intl

2h 51m

SDF10:59 pmLouisville Intl

Jun 30

SDF5:50 pmLouisville Intl

7h 58m

1 stop

DEN11:48 pmDenver Intl

$307

United Airlines

Aug 15

DEN9:45 amDenver Intl

2h 44m

SDF2:29 pmLouisville Intl

Aug 19

SDF8:00 amLouisville Intl

3h 01m

DEN9:01 amDenver Intl

$309

Southwest flights from Denver to Louisville

Our best Southwest deals on Denver to Louisville flight tickets

Southwest

Aug 4

DEN4:55 pmDenver Intl

2h 35m

SDF9:30 pmLouisville Intl

Aug 11

SDF8:45 amLouisville Intl

6h 50m

2 stops

DEN1:35 pmDenver Intl

$312

Southwest

Aug 4

DEN5:50 amDenver Intl

4h 20m

1 stop

SDF12:10 pmLouisville Intl

Aug 11

SDF5:30 amLouisville Intl

11h 20m

2 stops

DEN2:50 pmDenver Intl

$322

Southwest

Aug 15

DEN11:20 amDenver Intl

2h 35m

SDF3:55 pmLouisville Intl

Aug 19

SDF8:45 amLouisville Intl

6h 50m

2 stops

DEN1:35 pmDenver Intl

$324

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Thu 8/27

6:00 am-2:18 pm

1 stop6h 18m

Louisville Intl

Wed 9/2

10:34 am-1:45 pm

1 stop5h 11m

$238

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Thu 8/27

7:19 am-2:18 pm

1 stop4h 59m

Louisville Intl

Sat 8/29

12:35 pm-3:23 pm

1 stop4h 48m

$267

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Wed 6/24

6:08 pm-10:59 pm

Nonstop2h 51m

Louisville Intl

Tue 6/30

3:25 pm-4:24 pm

Nonstop2h 59m

$297

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Wed 6/24

6:08 pm-10:59 pm

Nonstop2h 51m

Louisville Intl

Tue 6/30

5:50 pm-11:48 pm

1 stop7h 58m

$307

Quickest round-trip

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Sat 8/15

9:45 am-2:29 pm

Nonstop2h 44m

Louisville Intl

Wed 8/19

8:00 am-9:01 am

Nonstop3h 01m

$309

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Tue 8/4

4:55 pm-9:30 pm

Nonstop2h 35m

Louisville Intl

Tue 8/11

8:45 am-1:35 pm

2 stops6h 50m

$312

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Wed 7/22

6:05 am-1:42 pm

1 stop5h 37m

Louisville Intl

Wed 7/22

6:54 pm-12:23 am

1 stop7h 29m

$317

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Sat 8/15

4:40 pm-11:59 pm

1 stop5h 19m

Louisville Intl

Wed 8/19

8:00 am-9:01 am

Nonstop3h 01m

$319

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Thu 8/27

5:45 pm-10:31 pm

Nonstop2h 46m

Louisville Intl

Mon 8/31

8:00 am-9:01 am

Nonstop3h 01m

$321

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Tue 8/4

5:50 am-12:10 pm

1 stop4h 20m

Louisville Intl

Tue 8/11

5:30 am-2:50 pm

2 stops11h 20m

$322

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 Denver to Louisville

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 Denver and Louisville?

What is the cheapest month to fly to Louisville?

If you are unable to visit Louisville during the month of October, then departing from Denver during the month August is also very affordable. Most momondo users find prices during this month for around $410.

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

On average, the least expensive day to fly to Louisville from Denver is on a Saturday. momondo users have found tickets for Saturday departures for as low as $405. However, this price may fluctuate depending on the airline, the season, and holidays. Flights from Denver to Louisville on a Monday will generally be more expensive and average around $549. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

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

Our data shows that the cheapest Denver to Louisville flights are usually those with departure times in the evening. Our users have found flights to Louisville in the evening for as low as $297. At noon is when there is more demand to fly to Louisville, so prices are often more expensive at around $504 per ticket.

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

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

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

You are more likely to see cheaper flights to Louisville from Denver when booking weeks ahead of your departure date. In general, you can expect to find flights to Louisville for around $474 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Louisville from Denver for as low as $390 on momondo.

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

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

No. A direct flight is the cheapest option for a flight between Denver to Louisville.

How have Denver to Louisville flight prices changed over time?

As of June 2026, prices for Denver to Louisville flights are approximately 27% more expensive when compared to flights at the same time last year.

When to book flights from Denver to Louisville

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

Estimated round-trip price

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

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

Best Price Found	$193
Fastest flight time	2h 30m
Direct flights	Every day
Airports in Louisville	1 airport

The best one-way flight to Louisville from Denver in the past 72 hours is $193. The best round-trip flight deal from Denver to Louisville found on momondo in the last 72 hours is $393.

The fastest flight from Denver to Louisville takes 2h 30m

Direct flights go from Denver to Louisville every day.

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

Search flight deals

Frequently asked questions about flying from Denver to Louisville

How far is Denver Intl to Louisville Intl by plane?
A flight from Denver Intl to Louisville Intl will travel around 1035.1 mi. Flights usually cover this in 2h 30m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Denver Intl Airport to Louisville Intl Airport?
Prices for flights from Denver Intl Airport to Louisville Intl Airport were last updated today.
How many operators does momondo search for flights from Denver Intl Airport to Louisville Intl Airport?
As of June 2026, there are 4 operators available to choose from for flights from Denver Intl Airport to Louisville Intl Airport.
How old do you have to be to fly from Denver Intl Airport to Louisville Intl Airport?
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 Denver Intl Airport to Louisville Intl Airport.
What documentation or ID do you need to fly to Louisville Intl Airport?
The required travel and health documents for your Louisville 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 license and a passport valid for six months after your intended arrival at Louisville 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 Denver to Louisville?
momondo data reveals that the most frequently booked plane model on the route from Denver to Louisville is Airbus A319, representing 39.49% of all bookings. The subsequent popular models are Boeing 737 MAX 8 at 24.64%, Boeing 737-800 Passenger/BBJ2 (winglets) at 14.49%, and Airbus A320-100/200 at 5.80%.
What is the most popular airline from Denver to Louisville?
momondo data reveals that the most frequently booked airline on the route from Denver to Louisville is United Airlines, representing 70% of all bookings. The subsequent popular airlines are Southwest at 19%, American Airlines at 7%, and Delta at 4%.

Best airlines flying from Denver to Louisville

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

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $149	Free Cancellation	Rating 7.8 8,395 reviews	Search Delta flights
American Airlines	PriceFrom $231	Free Cancellation	Rating 7.1 11,641 reviews	Search American Airlines flights
United Airlines	PriceFrom $285	Free Cancellation	Rating 7.4 9,773 reviews	Search United Airlines flights
Southwest	PriceFrom $297	Free Cancellation	Rating 8.0 4,256 reviews	Search Southwest flights

Southwest Flights From Denver to Louisville
Southwest operates around 2 flights from Denver to Louisville every week. The average price of these flights found in the last 72 hours has been $488, but momondo users have found Southwest deals from Denver to Louisville from as low as $297 round-trip. Southwest has been scored 8.0/10 in 4,256 reviews.
United Airlines Flights From Denver to Louisville
The best United Airlines deal for Denver to Louisville flight tickets found on momondo in the last 72 hours was $285, round-trip. It should be noted that an average United Airlines flight deal for this route in this time was higher, at $492 round-trip. United Airlines operates 14 flights out of Denver into Louisville in an average week, so prices vary by time and availability. 9,773 United Airlines reviews by users on momondo have scored the airline at 7.4/10.

French Lick

Elizabethtown

Jeffersonville

West Baden Springs

Bardstown

New Albany

Shepherdsville

Brandenburg

Corydon

Elizabeth

Charlestown

Georgetown

Springfield

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Denver to Louisville for you.

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

Flights from Denver to Louisville 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 Denver to Louisville?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Denver to Louisville.

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

Yes momondo offers price alerts on flights to Louisville from Denver. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Louisville trip

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Cheap flights from Denver to Louisville from $129

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Denver to Louisville departing on 8/19. 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 Denver to Louisville

What is the typical price of a round-trip flight between Denver and Louisville?

What is the cheapest month to fly to Louisville?

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

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

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

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

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

Can stopping save me money on Denver to Louisville flights?

How have Denver to Louisville flight prices changed over time?

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

What airlines fly to Louisville?

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

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

When to book flights from Denver to Louisville

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

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

Best Price Found

Fastest flight time

Direct flights

Airports in Louisville

Frequently asked questions about flying from Denver to Louisville

Best airlines flying from Denver to Louisville

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

Southwest Flights From Denver to Louisville

United Airlines Flights From Denver to Louisville

Traveling to a place near Louisville?

Why use momondo?

An easier way to manage your Louisville 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

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Airports servicing Kentucky

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Louisville

List of cabin classes available on flights landing in Louisville. Availability may vary depending on flight origin and airline.

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