How popular is this Louisville to Denver flight route?

This flight path from Louisville Intl to Denver Intl was viewed by 119 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 Louisville to Denver?

Airlines like United Airlines, American Airlines, and Southwest fly from Louisville to Denver in about 3h. The time it takes to get you to your destination can typically vary by up to 14h 09m. The distance from Louisville to Denver is about 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 Louisville to Denver round-trip?

Cheapflights users have booked flights from Louisville to Denver round-trip from $175. Other airlines that can offer you cheap pricing are Delta, from $211, and United Airlines, from $246. American Airlines is priced at 58% lower than the current average price of a flight leaving 3 months from now.

Weekly flight availability from Louisville to Denver

The most flights from SDF to DEN 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 (3 on average).

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

If weather is an important factor for your trip to Denver, 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 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

What are the cheapest flights from Louisville to Denver?

Looking for the cheapest flight from Louisville to Denver? While on average our users pay $852, our data indicates the cheapest price to be $163. The most popular route (Louisville Intl - Denver Intl), is priced around $223.

What are the most reliable airlines from Louisville to Denver?

No one likes to see their flight delayed. When booking a flight from Louisville to Denver consider choosing United Airlines (86%), Air Canada (84%) or Southwest (81%) as they are the most reliable in getting you off to your destination on time.

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

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

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

Most trusted provider : When it comes to deals on Louisville-Denver 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 Louisville-Denver 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 Louisville to Denver?

Booking a flight from Louisville Intl (SDF) to Denver Intl (DEN) is your only option if you wish to fly from Louisville to Denver. On a typical day, there are 3 flights from Louisville Intl to Denver Intl, all of which are around 2h 50m for a nonstop flight. You can also purchase a plane ticket from 4 airlines when you book a flight from Louisville Intl to Denver.

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

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

How can I find direct flights from Louisville to Denver?

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

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

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

$101+ Flights from Louisville to Denver

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

Find cheap flights from Louisville to Denver 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 Louisville Intl to Denver Intl are usually found in April or August, booked 68 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Louisville to Denver

Cheapest flights from Louisville to Denver
Explore the most affordable flight options available from Louisville to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

Wed 12/315:05 amSDF - DEN

2 stops43h 54mMultiple Airlines

Thu 1/811:59 pmDEN - SDF

1 stop11h 01mMultiple Airlines

Deal found 12/24

$475

Tue 12/302:55 pmSDF - DEN

2 stops27h 46mMultiple Airlines

Thu 1/811:59 pmDEN - SDF

1 stop11h 01mMultiple Airlines

Deal found 12/24

$554

Tue 12/302:55 pmSDF - DEN

1 stop8h 54mMultiple Airlines

Tue 1/67:43 pmDEN - SDF

2 stops26h 16mMultiple Airlines

Deal found 12/24

$587

Tue 12/302:55 pmSDF - DEN

1 stop8h 54mMultiple Airlines

Mon 1/121:42 pmDEN - SDF

2 stops22h 59mMultiple Airlines

Deal found 12/24

$600

Wed 12/315:40 amSDF - DEN

2 stops14h 45mUnited Airlines

Sat 1/105:45 pmDEN - SDF

Nonstop2h 39mUnited Airlines

Deal found 12/24

$608

Wed 12/315:40 amSDF - DEN

2 stops14h 45mUnited Airlines

Thu 1/16:00 amDEN - SDF

1 stop12h 32mUnited Airlines

Deal found 12/25

$624

Sat 12/2710:50 amSDF - DEN

1 stop5h 53mUnited Airlines

Sat 12/275:55 pmDEN - SDF

2 stops16h 11mUnited Airlines

Deal found 12/25

$627

Mon 12/293:07 pmSDF - DEN

2 stops29h 10mMultiple Airlines

Thu 1/811:59 pmDEN - SDF

1 stop11h 01mMultiple Airlines

Deal found 12/24

$666

Tue 12/302:55 pmSDF - DEN

1 stop8h 54mMultiple Airlines

Sun 1/1111:59 pmDEN - SDF

1 stop11h 01mMultiple Airlines

Deal found 12/24

$669

Tue 12/302:55 pmSDF - DEN

1 stop8h 54mMultiple Airlines

Wed 12/318:45 pmDEN - SDF

2 stops25h 14mMultiple Airlines

Deal found 12/25

$676

Best flights from Louisville to Denver
Discover carefully curated flight deals from Louisville to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 26, 2025.

Wed 1/212:05 pmSDF - DEN

1 stop8h 08mUnited Airlines

Tue 1/275:45 pmDEN - SDF

Nonstop2h 39mUnited Airlines

Deal found 12/24

$327

Wed 1/288:07 amSDF - DEN

1 stop17h 09mAmerican Airlines

Sat 1/317:20 amDEN - SDF

1 stop13h 59mAmerican Airlines

Deal found 12/25

$328

Mon 3/21:30 pmSDF - DEN

Nonstop3h 00mSouthwest

Tue 3/1010:25 amDEN - SDF

Nonstop2h 30mSouthwest

Deal found 12/24

$339

Sat 2/217:50 amSDF - DEN

1 stop7h 45mDelta

Tue 2/2412:00 pmDEN - SDF

1 stop5h 02mDelta

Deal found 12/25

$359

Thu 2/193:15 pmSDF - DEN

Nonstop3h 16mUnited Airlines

Thu 2/266:00 pmDEN - SDF

Nonstop2h 37mUnited Airlines

Deal found 12/24

$361

Wed 1/285:35 amSDF - DEN

2 stops11h 00mSouthwest

Sat 1/311:10 pmDEN - SDF

2 stops6h 55mSouthwest

Deal found 12/25

$369

Sat 1/242:05 pmSDF - DEN

1 stop5h 52mUnited Airlines

Sat 1/315:45 pmDEN - SDF

Nonstop2h 39mUnited Airlines

Deal found 12/25

$371

Sat 1/246:30 amSDF - DEN

1 stop6h 00mSouthwest

Thu 1/2910:55 amDEN - SDF

2 stops9h 15mSouthwest

Deal found 12/24

$386

Tue 1/273:22 pmSDF - DEN

Nonstop3h 15mUnited Airlines

Sun 2/15:45 pmDEN - SDF

Nonstop2h 39mUnited Airlines

Deal found 12/24

$382

Sat 1/241:20 pmSDF - DEN

1 stop6h 25mSouthwest

Sat 1/3111:35 amDEN - SDF

2 stops8h 50mSouthwest

Deal found 12/25

$386

Last-minute flights from Louisville to Denver
Discover last-minute flight deals from Louisville to Denver. Data last updated December 26, 2025 and is based on user searches.

Wed 1/211:55 pmSDF - DEN

2 stops27h 21mMultiple Airlines

Tue 1/276:32 pmDEN - SDF

1 stop16h 28mMultiple Airlines

Deal found 12/24

$233

Fri 1/231:55 pmSDF - DEN

1 stop24h 33mMultiple Airlines

Mon 1/269:05 pmDEN - SDF

2 stops15h 36mMultiple Airlines

Deal found 12/25

$241

Fri 1/231:55 pmSDF - DEN

1 stop24h 33mMultiple Airlines

Fri 1/304:12 pmDEN - SDF

2 stops49h 25mMultiple Airlines

Deal found 12/25

$253

Sun 1/254:39 pmSDF - DEN

1 stop21h 49mMultiple Airlines

Sat 1/311:20 pmDEN - SDF

2 stops23h 21mMultiple Airlines

Deal found 12/24

$279

Sun 1/254:39 pmSDF - DEN

1 stop17h 51mMultiple Airlines

Fri 1/304:12 pmDEN - SDF

2 stops49h 25mMultiple Airlines

Deal found 12/24

$306

Mon 1/261:55 pmSDF - DEN

1 stop29h 41mMultiple Airlines

Sun 2/19:41 amDEN - SDF

1 stop22h 26mMultiple Airlines

Deal found 12/24

$230

Tue 1/273:36 pmSDF - DEN

2 stops20h 37mMultiple Airlines

Sun 2/19:41 amDEN - SDF

1 stop22h 26mMultiple Airlines

Deal found 12/24

$242

Tue 1/271:32 pmSDF - DEN

1 stop11h 44mAmerican Airlines

Tue 2/37:20 amDEN - SDF

1 stop13h 59mAmerican Airlines

Deal found 12/24

$301

Fri 1/301:55 pmSDF - DEN

1 stop22h 05mMultiple Airlines

Mon 2/29:05 pmDEN - SDF

2 stops15h 36mMultiple Airlines

Deal found 12/24

$258

One-way flights from Louisville to Denver
Search for one-way flight options from Louisville to Denver. Find affordable one-way fares based on user searches. Data last updated December 26, 2025.

Wed 2/111:55 pmSDF - DEN

1 stop11h 04mMultiple Airlines

Deal found 12/23

$101

Fri 1/231:55 pmSDF - DEN

1 stop22h 05mMultiple Airlines

Deal found 12/25

$108

Mon 1/266:54 pmSDF - DEN

2 stops24h 09mMultiple Airlines

Deal found 12/26

$113

Sun 2/223:33 pmSDF - DEN

2 stops18h 46mMultiple Airlines

Deal found 12/26

$114

Sun 2/82:26 pmSDF - DEN

1 stop9h 13mMultiple Airlines

Deal found 12/23

$116

Tue 1/203:36 pmSDF - DEN

2 stops22h 41mMultiple Airlines

Deal found 12/24

$117

Mon 2/169:30 amSDF - DEN

2 stops38h 11mMultiple Airlines

Deal found 12/24

$118

Mon 1/126:54 pmSDF - DEN

2 stops20h 08mMultiple Airlines

Deal found 12/24

$119

Tue 1/273:36 pmSDF - DEN

2 stops20h 37mMultiple Airlines

Deal found 12/24

$120

Tue 2/173:33 pmSDF - DEN

2 stops24h 33mMultiple Airlines

Deal found 12/26

$121

Find flight deals from Louisville to Denver

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$210 (Kiwi.com)
One-way from	$101 (Trip.com)
Popular in	December
Cheapest in	April
Average price	$527
Good round-trip deal	$421 or less
Good one-way deal	$203 or less

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

Search Deals

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

Search Deals

From Louisville Intl to Denver Intl

Search Deals

One-way flight from Louisville Intl to Denver Intl

Search Deals

Highest demand for flights based on searches. 5% potential increase in price ($25 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($10 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 Louisville Intl to Denver Intl.

Search Deals

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

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Wed 1/21

2:05 pm-8:13 pm

1 stop8h 08m

Denver Intl

Tue 1/27

5:45 pm-10:24 pm

Nonstop2h 39m

$327

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Wed 1/28

8:07 am-11:16 pm

1 stop17h 09m

Denver Intl

Sat 1/31

7:20 am-11:19 pm

1 stop13h 59m

$328

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Mon 3/2

1:30 pm-2:30 pm

Nonstop3h 00m

Denver Intl

Tue 3/10

10:25 am-2:55 pm

Nonstop2h 30m

$339

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Sat 2/21

7:50 am-1:35 pm

1 stop7h 45m

Denver Intl

Tue 2/24

12:00 pm-7:02 pm

1 stop5h 02m

$359

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Thu 2/19

3:15 pm-4:31 pm

Nonstop3h 16m

Denver Intl

Thu 2/26

6:00 pm-10:37 pm

Nonstop2h 37m

$361

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Wed 1/28

5:35 am-2:35 pm

2 stops11h 00m

Denver Intl

Sat 1/31

1:10 pm-10:05 pm

2 stops6h 55m

$369

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Sat 1/24

2:05 pm-5:57 pm

1 stop5h 52m

Denver Intl

Sat 1/31

5:45 pm-10:24 pm

Nonstop2h 39m

$371

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Tue 1/27

3:22 pm-4:37 pm

Nonstop3h 15m

Denver Intl

Sun 2/1

5:45 pm-10:24 pm

Nonstop2h 39m

$382

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Sat 1/24

6:30 am-10:30 am

1 stop6h 00m

Denver Intl

Thu 1/29

10:55 am-10:10 pm

2 stops9h 15m

$386

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Sat 1/24

1:20 pm-5:45 pm

1 stop6h 25m

Denver Intl

Sat 1/31

11:35 am-10:25 pm

2 stops8h 50m

$386

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/25

Showing 1-10 of 20 results

Compare providers for flights from Louisville to Denver

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

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

Have a flexible travel schedule? Discover the best time to fly to Denver from Louisville 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 Louisville to Denver

Prices

Airlines

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

Booking 68 days in advance of your planned departure date is, on average, the best time to get cheap flights from Louisville to Denver. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Louisville to Denver (average of $69). Flying from Louisville to Denver in July is currently the most expensive (average of $110). 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 SDF to DEN?

A simple way to save on the total cost of your ticket is to fly from Louisville to Denver in the evening. If you’re flexible enough to do this you can expect to save up to 13% on your trip compared to booking a flight at noon.

Reviews of airlines servicing Denver

See what other customers who have flown with Southwest, Delta, and United Airlines from Louisville to Denver have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Southwest

8.0

Very good

4,258 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

8.0

Very good

4,258 reviews

Southwest

8.0

Very good

4,258 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

8,012 reviews

Southwest

8.0

Very good

4,258 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

9,115 reviews

Southwest

8.0

Very good

4,258 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

11,061 reviews

Southwest

8.0

Very good

4,258 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 Louisville to Denver?
Booking a flight from Louisville Intl (SDF) to Denver Intl (DEN) is your only option if you wish to fly from Louisville to Denver. On a typical day, there are 3 flights from Louisville Intl to Denver Intl, all of which are around 2h 50m for a nonstop flight. You can also purchase a plane ticket from 4 airlines when you book a flight from Louisville Intl to Denver.
How popular is this Louisville to Denver flight route?
This flight path from Louisville Intl to Denver Intl was viewed by 119 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 Louisville to Denver?
Airlines like United Airlines, American Airlines, and Southwest fly from Louisville to Denver in about 3h. The time it takes to get you to your destination can typically vary by up to 14h 09m. The distance from Louisville to Denver is about 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 Louisville to Denver round-trip?
Cheapflights users have booked flights from Louisville to Denver round-trip from $175. Other airlines that can offer you cheap pricing are Delta, from $211, and United Airlines, from $246. American Airlines is priced at 58% lower than the current average price of a flight leaving 3 months from now.
What are the most reliable airlines from Louisville to Denver?
No one likes to see their flight delayed. When booking a flight from Louisville to Denver consider choosing United Airlines (86%), Air Canada (84%) or Southwest (81%) as they are the most reliable in getting you off to your destination on time.
What are the cheapest flights from Louisville to Denver?
Looking for the cheapest flight from Louisville to Denver? While on average our users pay $852, our data indicates the cheapest price to be $163. The most popular route (Louisville Intl - Denver Intl), is priced around $223.
Can I find deals for flights from Louisville to Denver that include hotel bookings?
Yes. In addition to deals on Louisville to Denver flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Louisville to Denver?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Louisville to Denver.
Can I find deals for business class flights from Louisville to Denver?
Yes. Cheapflights offers flight deals from Louisville to Denver 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 Louisville to Denver?
Currently, February is the cheapest month in which you can book a flight from Louisville to Denver (average of $69). Flying from Louisville to Denver in July is currently the most expensive (average of $110). 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

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Complete your trip

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Other flights to Denver

Top 4 airlines flying from Louisville to Denver

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$175	Average$352	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$211	Average$376	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$249	Average$428	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$267	Average$421	FlexibilityNo cancel fee	On-time63%

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$101+ Cheap flights from Louisville to Denver (SDF - DEN)

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 2/11. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Louisville to Denver 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 Louisville Intl to Denver Intl are usually found in April or August, booked 68 days in advance, depart on a Tuesday or Wednesday and return on a Saturday

Cheap flight deals from Louisville to Denver

Cheapest flights from Louisville to DenverExplore the most affordable flight options available from Louisville to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

Explore the most affordable flight options available from Louisville to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

Find flight deals from Louisville to Denver

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 Louisville to Denver that are best for you.

Compare providers for flights from Louisville to Denver

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 Louisville to Denver in December.

Best time to book a flight from Louisville to Denver

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

Cheapflights Insights

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

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

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

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

Weekly flight availability from Louisville to Denver

Reviews of airlines servicing Denver

See what other customers who have flown with Southwest, Delta, and United Airlines from Louisville to Denver have to say. You can also see how each airline compares 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 Louisville to Denver. 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 Louisville to Denver?

How popular is this Louisville to Denver flight route?

How long is the flight from Louisville to Denver?

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

What are the most reliable airlines from Louisville to Denver?

What are the cheapest flights from Louisville to Denver?

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

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Alternative routes for Louisville to Denver

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Top 4 airlines flying from Louisville to Denver

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Cheapest flights from Louisville to Denver
Explore the most affordable flight options available from Louisville to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.