How popular is this Denver to Louisville flight route?

The Denver Intl to Louisville Intl flight path was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

How long is the flight from Denver to Louisville?

Departing from Denver to Louisville will take you 2h 37m. Airlines will cover a distance of 1021 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Denver to Louisville round-trip?

Cheapflights users have booked flights from Denver to Louisville round-trip from $168. Other airlines that can offer you cheap pricing are American Airlines, from $231, and United Airlines, from $270. Delta is currently priced 64% below the average price you’ll pay for this route.

What are the cheapest airlines to fly from Denver to Louisville one-way?

For one-way options, check prices for Southwest. According to our data, you can fly for as low as $137. Users have also found prices from $158 and $179 on United Airlines and American Airlines, respectively.

Weekly flight availability from Denver to Louisville

The most flights from DEN to SDF are scheduled on a Monday (4 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (1 on average).

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

If weather is an important factor for your trip to Louisville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

What are the cheapest flights from Denver to Louisville?

The cheapest flight price from Denver to Louisville is $195. On average you can expect to pay $529. The most popular route, (Denver Intl - Louisville Intl), can usually be booked for $268.

What are the most popular airlines that fly from Denver to Louisville?

The most popular airlines flying from Denver to Louisville are United Airlines, Southwest and American Airlines. Something to consider prior to booking your flight.

Most accurate provider : When it comes to deals on Denver-Louisville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Louisville flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Denver-Louisville flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Denver-Louisville flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

What airports do I use to fly from Denver to Louisville?

Louisville Intl is the airport most travelers will use when flying to Louisville from Denver Intl. Booking flights from Denver Intl (DEN) to Louisville Intl (SDF) should be relatively easy as there are 2 daily flights to Louisville from 4 different airlines. 2h 20m is how long a flight from Denver to Louisville Intl will take if you book a nonstop flight.

Can I find deals for flights from Denver to Louisville that include hotel bookings?

Yes. In addition to deals on Denver to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Denver to Louisville?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Louisville.

Can I find deals for business class flights from Denver to Louisville?

Yes. Cheapflights offers flight deals from Denver to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$89+ Flights from Denver to Louisville

Home Search by date Vacation packages Hotels Flight deals Car rental Travel tips & news

Find cheap flights from Denver to Louisville with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Denver Intl to Louisville Intl are usually found in October or August, booked 70 days in advance, depart on a Saturday or Friday and return on a Tuesday

Cheap flight deals from Denver to Louisville

Cheapest flights from Denver to Louisville
Explore the most affordable flight options available from Denver to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on dezembro 12, 2025.

qua 12/316:44 amDEN - SDF

1 stop8h 35mAmerican Airlines

sáb 1/35:00 amSDF - DEN

1 stop6h 20mAmerican Airlines

Deal found 12/11

$420

qua 12/316:00 amDEN - SDF

1 stop12h 32mUnited Airlines

sáb 1/33:18 pmSDF - DEN

Nonstop3h 17mUnited Airlines

Deal found 12/10

$475

dom 12/2812:32 pmDEN - SDF

1 stop7h 02mAmerican Airlines

qui 1/12:00 pmSDF - DEN

1 stop10h 26mAmerican Airlines

Deal found 12/11

$485

qua 12/314:14 pmDEN - SDF

1 stop4h 49mDelta

sáb 1/36:51 pmSDF - DEN

1 stop7h 12mDelta

Deal found 12/10

$519

dom 12/289:41 amDEN - SDF

Nonstop2h 41mUnited Airlines

seg 1/53:18 pmSDF - DEN

Nonstop3h 17mUnited Airlines

Deal found 12/10

$524

sáb 12/2011:05 amDEN - SDF

1 stop25h 10mMultiple Airlines

seg 1/58:53 pmSDF - DEN

2 stops41h 01mMultiple Airlines

Deal found 12/9

$530

dom 12/285:20 amDEN - SDF

1 stop4h 25mSouthwest

seg 1/55:30 pmSDF - DEN

Nonstop2h 55mSouthwest

Deal found 12/10

$534

qua 12/315:05 pmDEN - SDF

Nonstop2h 25mSouthwest

sáb 1/35:40 amSDF - DEN

Nonstop2h 55mSouthwest

Deal found 12/11

$535

dom 12/283:02 pmDEN - SDF

1 stop6h 01mDelta

seg 1/53:37 pmSDF - DEN

1 stop5h 51mDelta

Deal found 12/10

$544

sáb 12/275:45 pmDEN - SDF

Nonstop2h 39mUnited Airlines

seg 12/293:18 pmSDF - DEN

Nonstop3h 17mUnited Airlines

Deal found 12/11

$549

Best flights from Denver to Louisville
Discover carefully curated flight deals from Denver to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated dezembro 12, 2025.

ter 2/177:00 amDEN - SDF

1 stop12h 23mAmerican Airlines

ter 2/246:32 amSDF - DEN

1 stop11h 17mAmerican Airlines

Deal found 12/10

$285

ter 2/176:00 pmDEN - SDF

Nonstop2h 37mUnited Airlines

ter 2/242:05 pmSDF - DEN

1 stop7h 43mUnited Airlines

Deal found 12/10

$373

ter 2/176:25 amDEN - SDF

2 stops8h 45mSouthwest

ter 2/242:30 pmSDF - DEN

2 stops9h 10mSouthwest

Deal found 12/10

$393

dom 1/115:45 pmDEN - SDF

Nonstop2h 39mUnited Airlines

ter 1/135:35 amSDF - DEN

1 stop7h 00mUnited Airlines

Deal found 12/11

$415

qua 12/316:44 amDEN - SDF

1 stop8h 35mAmerican Airlines

sáb 1/35:00 amSDF - DEN

1 stop6h 20mAmerican Airlines

Deal found 12/11

$420

seg 2/237:50 amDEN - SDF

2 stops7h 20mSouthwest

qui 2/266:30 amSDF - DEN

2 stops6h 30mSouthwest

Deal found 12/11

$421

sáb 1/1011:35 amDEN - SDF

2 stops8h 50mSouthwest

sáb 1/178:55 amSDF - DEN

2 stops9h 20mSouthwest

Deal found 12/11

$421

sex 1/235:45 pmDEN - SDF

Nonstop2h 39mUnited Airlines

dom 1/253:22 pmSDF - DEN

Nonstop3h 15mUnited Airlines

Deal found 12/10

$447

qui 2/128:09 amDEN - SDF

1 stop7h 25mAmerican Airlines

seg 2/168:13 pmSDF - DEN

1 stop14h 14mAmerican Airlines

Deal found 12/10

$455

ter 3/109:40 amDEN - SDF

Nonstop2h 39mUnited Airlines

sáb 3/143:15 pmSDF - DEN

Nonstop3h 17mUnited Airlines

Deal found 12/10

$447

seg 2/166:00 pmDEN - SDF

Nonstop2h 37mUnited Airlines

sex 2/205:54 pmSDF - DEN

1 stop6h 11mUnited Airlines

Deal found 12/10

$457

Last-minute flights from Denver to Louisville
Discover last-minute flight deals from Denver to Louisville. Data last updated dezembro 12, 2025 and is based on user searches.

seg 1/55:09 pmDEN - SDF

2 stops52h 50mMultiple Airlines

sex 1/161:55 pmSDF - DEN

1 stop11h 12mMultiple Airlines

Deal found 12/10

$298

sáb 1/105:45 pmDEN - SDF

Nonstop2h 39mUnited Airlines

sáb 1/179:00 amSDF - DEN

Nonstop3h 16mUnited Airlines

Deal found 12/11

$391

sáb 1/108:44 amDEN - SDF

1 stop6h 49mAmerican Airlines

sáb 1/176:32 pmSDF - DEN

1 stop17h 23mAmerican Airlines

Deal found 12/11

$398

dom 1/1111:59 pmDEN - SDF

1 stop11h 01mMultiple Airlines

ter 1/133:36 pmSDF - DEN

2 stops17h 37mMultiple Airlines

Deal found 12/11

$267

dom 1/119:01 amDEN - SDF

1 stop7h 29mAmerican Airlines

ter 1/138:07 amSDF - DEN

1 stop17h 09mAmerican Airlines

Deal found 12/11

$376

seg 1/1210:29 pmDEN - SDF

2 stops36h 31mMultiple Airlines

seg 1/191:55 pmSDF - DEN

1 stop21h 40mMultiple Airlines

Deal found 12/10

$268

seg 1/124:30 pmDEN - SDF

1 stop18h 02mAmerican Airlines

seg 1/196:32 pmSDF - DEN

1 stop6h 02mAmerican Airlines

Deal found 12/10

$356

qui 1/227:20 amDEN - SDF

1 stop13h 59mAmerican Airlines

sáb 1/248:07 amSDF - DEN

1 stop17h 09mAmerican Airlines

Deal found 12/11

$355

ter 1/277:20 amDEN - SDF

1 stop9h 19mAmerican Airlines

sáb 1/318:07 amSDF - DEN

1 stop17h 09mAmerican Airlines

Deal found 12/11

$320

ter 1/275:45 pmDEN - SDF

Nonstop2h 39mUnited Airlines

sáb 1/319:00 amSDF - DEN

Nonstop3h 16mUnited Airlines

Deal found 12/11

$377

One-way flights from Denver to Louisville
Search for one-way flight options from Denver to Louisville. Find affordable one-way fares based on user searches. Data last updated dezembro 12, 2025.

ter 2/1011:59 pmDEN - SDF

1 stop11h 01mMultiple Airlines

Deal found 12/11

$89

ter 1/2710:40 amDEN - SDF

1 stop24h 20mMultiple Airlines

Deal found 12/11

$97

qui 1/86:00 amDEN - SDF

2 stops26h 07mMultiple Airlines

Deal found 12/10

$100

ter 2/37:30 amDEN - SDF

2 stops27h 30mMultiple Airlines

Deal found 12/11

$101

seg 1/1212:05 amDEN - SDF

2 stops34h 55mMultiple Airlines

Deal found 12/11

$102

qui 1/156:30 amDEN - SDF

2 stops25h 37mMultiple Airlines

Deal found 12/11

$105

ter 2/1711:59 pmDEN - SDF

1 stop10h 22mMultiple Airlines

Deal found 12/11

$106

qui 1/296:00 amDEN - SDF

2 stops34h 04mMultiple Airlines

Deal found 12/10

$107

seg 1/1210:29 pmDEN - SDF

2 stops36h 31mMultiple Airlines

Deal found 12/11

$109

qua 1/147:15 pmDEN - SDF

2 stops36h 52mMultiple Airlines

Deal found 12/11

$111

Find flight deals from Denver to Louisville

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$232 (Kiwi.com)
One-way from	$89 (Kiwi.com)
Popular in	April
Cheapest in	October
Average price	$578
Good round-trip deal	$451 or less
Good one-way deal	$243 or less

Provider with most accurate pricing for Denver Intl-Louisville Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Denver Intl-Louisville Intl flights.

Search Deals

From Denver Intl to Louisville Intl

Search Deals

One-way flight from Denver Intl to Louisville Intl

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($30 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Price to beat on a round-trip flight from Denver Intl to Louisville Intl.

Search Deals

Price to beat on a one-way flight from Denver Intl to Louisville Intl.

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

ter 2/17

7:00 am-9:23 pm

1 stop12h 23m

Louisville Intl

ter 2/24

6:32 am-3:49 pm

1 stop11h 17m

$285

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

ter 2/17

6:00 pm-10:37 pm

Nonstop2h 37m

Louisville Intl

ter 2/24

2:05 pm-7:48 pm

1 stop7h 43m

$373

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

ter 2/17

6:25 am-5:10 pm

2 stops8h 45m

Louisville Intl

ter 2/24

2:30 pm-9:40 pm

2 stops9h 10m

$393

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

dom 1/11

5:45 pm-10:24 pm

Nonstop2h 39m

Louisville Intl

ter 1/13

5:35 am-10:35 am

1 stop7h 00m

$415

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

qua 12/31

6:44 am-5:19 pm

1 stop8h 35m

Louisville Intl

sáb 1/3

5:00 am-9:20 am

1 stop6h 20m

$420

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

seg 2/23

7:50 am-5:10 pm

2 stops7h 20m

Louisville Intl

qui 2/26

6:30 am-11:00 am

2 stops6h 30m

$421

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

sáb 1/10

11:35 am-10:25 pm

2 stops8h 50m

Louisville Intl

sáb 1/17

8:55 am-4:15 pm

2 stops9h 20m

$421

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

sex 1/23

5:45 pm-10:24 pm

Nonstop2h 39m

Louisville Intl

dom 1/25

3:22 pm-4:37 pm

Nonstop3h 15m

$447

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

ter 3/10

9:40 am-2:19 pm

Nonstop2h 39m

Louisville Intl

sáb 3/14

3:15 pm-4:32 pm

Nonstop3h 17m

$447

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

qui 2/12

8:09 am-5:34 pm

1 stop7h 25m

Louisville Intl

seg 2/16

8:13 pm-8:27 am

1 stop14h 14m

$455

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

Showing 1-10 of 23 results

Compare providers for flights from Denver to Louisville

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Louisville in December.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust Score*3 stars
JustAirTicket	Price Accuracy-	Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

Most accurate provider: When it comes to deals on Denver-Louisville flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Denver-Louisville flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Denver-Louisville flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Denver-Louisville flights, Cheapflights users trust eDreams the most. eDreams has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Denver-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Denver to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Denver with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Denver to Louisville

Prices

Airlines

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

The price you pay for your flight from Denver to Louisville may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Denver to Louisville?

Currently, January is the cheapest month in which you can book a flight from Denver to Louisville (average of $50). Flying from Denver to Louisville in April is currently the most expensive (average of $120). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from DEN to SDF?

It’s optimal to fly from Denver to Louisville in the evening. By choosing this option you can save up to 37% on the cost of your flight, compared to a flight at noon.

Reviews of airlines servicing Louisville

Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Denver to Louisville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

7.9

Good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Southwest

7.9

Good

4,253 reviews

Southwest

7.9

Good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Delta

7.9

Good

8,008 reviews

Southwest

7.9

Good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

United Airlines

7.4

Good

9,095 reviews

Southwest

7.9

Good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

American Airlines

7.2

Good

11,050 reviews

Southwest

7.9

Good

4,253 reviews

Reviews

1 / 20

2.0

Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

What airports do I use to fly from Denver to Louisville?
Louisville Intl is the airport most travelers will use when flying to Louisville from Denver Intl. Booking flights from Denver Intl (DEN) to Louisville Intl (SDF) should be relatively easy as there are 2 daily flights to Louisville from 4 different airlines. 2h 20m is how long a flight from Denver to Louisville Intl will take if you book a nonstop flight.
How popular is this Denver to Louisville flight route?
The Denver Intl to Louisville Intl flight path was viewed by 5 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from Denver to Louisville?
Departing from Denver to Louisville will take you 2h 37m. Airlines will cover a distance of 1021 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Denver to Louisville round-trip?
Cheapflights users have booked flights from Denver to Louisville round-trip from $168. Other airlines that can offer you cheap pricing are American Airlines, from $231, and United Airlines, from $270. Delta is currently priced 64% below the average price you’ll pay for this route.
What are the cheapest airlines to fly from Denver to Louisville one-way?
For one-way options, check prices for Southwest. According to our data, you can fly for as low as $137. Users have also found prices from $158 and $179 on United Airlines and American Airlines, respectively.
What are the cheapest flights from Denver to Louisville?
The cheapest flight price from Denver to Louisville is $195. On average you can expect to pay $529. The most popular route, (Denver Intl - Louisville Intl), can usually be booked for $268.
Can I find deals for flights from Denver to Louisville that include hotel bookings?
Yes. In addition to deals on Denver to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Denver to Louisville?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Denver to Louisville.
Can I find deals for business class flights from Denver to Louisville?
Yes. Cheapflights offers flight deals from Denver to Louisville by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Denver to Louisville?
Currently, January is the cheapest month in which you can book a flight from Denver to Louisville (average of $50). Flying from Denver to Louisville in April is currently the most expensive (average of $120). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Shepherdsville

Jeffersonville

Elizabethtown

Corydon

Bardstown

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Top 4 airlines flying from Denver to Louisville

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$168	Average$376	FlexibilityNo cancel fee	On-timeN/A
American Airlines	Cheapest$231	Average$408	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$269	Average$490	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$297	Average$443	FlexibilityNo cancel fee	On-time63%

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$89+ Cheap flights from Denver to Louisville (DEN - SDF)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/10. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Denver to Louisville with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Denver Intl to Louisville Intl are usually found in October or August, booked 70 days in advance, depart on a Saturday or Friday and return on a Tuesday

Cheap flight deals from Denver to Louisville

Cheapest flights from Denver to LouisvilleExplore the most affordable flight options available from Denver to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on dezembro 12, 2025.

Explore the most affordable flight options available from Denver to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on dezembro 12, 2025.

Find flight deals from Denver to Louisville

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Cheapflights Fare Finder

Use the filters below to find and compare flights from Denver to Louisville that are best for you.

Compare providers for flights from Denver to Louisville

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Denver to Louisville in December.

Best time to book a flight from Denver to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Denver with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Denver to Louisville

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

What is the cheapest month to book a flight from Denver to Louisville?

What is the cheapest time of day to fly from DEN to SDF?

Weekly flight availability from Denver to Louisville

Reviews of airlines servicing Louisville

Read reviews from past customers who have flown Southwest, Delta, and United Airlines from Denver to Louisville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Denver to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airports do I use to fly from Denver to Louisville?

How popular is this Denver to Louisville flight route?

How long is the flight from Denver to Louisville?

What are the cheapest airlines flying from Denver to Louisville round-trip?

What are the cheapest airlines to fly from Denver to Louisville one-way?

What are the cheapest flights from Denver to Louisville?

Can I find deals for flights from Denver to Louisville that include hotel bookings?

How can I find direct flights from Denver to Louisville?

Can I find deals for business class flights from Denver to Louisville?

What is the cheapest month to book a flight from Denver to Louisville?

Traveling to a place near Louisville?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Denver to Louisville

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Top 4 airlines flying from Denver to Louisville

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Cheapest flights from Denver to Louisville
Explore the most affordable flight options available from Denver to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on dezembro 12, 2025.