How popular is this Colorado to Louisville flight route?

The Colorado to Louisville Intl flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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 most popular routes from Colorado to Louisville?

The most popular flight routes from Colorado to Louisville are Denver Intl - Louisville Intl, Colorado Springs - Louisville Intl and Grand Junction Regnl - Louisville Intl.

What are the cheapest flights from Colorado to Louisville?

On average you can expect to pay $348 for a flight from Colorado to Louisville. The cheapest flight overall is $128 while the most popular route, (Denver Intl - Louisville Intl) is currently priced at $244.

What are the most reliable airlines from Colorado to Louisville?

Consider United Airlines (71%), Southwest (58%) or Air Canada (40%) when booking your flight. These represent the most reliable airlines when flying from Colorado to Louisville.

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

Consider American Airlines, Delta or United Airlines when booking your flight. These represent the most popular airlines when flying from Colorado to Louisville.

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

To save on the cost of your flight from Colorado to Louisville, book at least 58 days before your planned departure. Booking around this time can save you about 269% on the cost of this flight compared to booking a flight leaving this week. We have found prices from $641 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as $967.

What is the cheapest month to fly from Colorado to Louisville?

Due to multiple factors, expect to potentially pay more when booking in April. For low rates, August can be a great choice for travel to Louisville. Flights to Louisville from Colorado in August are about $465 on average during August, but can be found for as low as $210.

What airport do you fly into for flights to Louisville from Colorado?

Louisville Intl (SDF) is the airport you will fly into if you book a flight from Colorado to Louisville. It is only a 5.3 mi journey from Louisville Intl (SDF) to Louisville’s city center.

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

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

How can I find direct flights from Colorado to Louisville?

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

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

Yes. Cheapflights offers flight deals from Colorado 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.

$114+ Cheap Flights from Colorado to Louisville

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Cheap flight deals from Colorado to Louisville

Round-trip from	$217 (American Airlines)
One-way from	$114 (American Airlines)
Popular in	April
Cheapest in	August
Average price	$403
Good round-trip deal	$377 or less
Good one-way deal	$138 or less

From Colorado to Louisville Intl

Search Deals

One-way flight from Colorado to Louisville Intl

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Highest demand for flights based on searches. 8% potential increase in price ($40 potential increase over avg. RT price).

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Cheapest flight prices on average. 3% potential price decrease ($16 potential savings vs. average RT price).

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Average for round-trip flights in August 2025

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

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

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Find flight deals from Colorado to Louisville

Cheapest flights from Colorado to Louisville
Explore the most affordable flight options available from Colorado to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

Tue 10/79:20 amDEN - SDF

1 stop11h 43mAmerican Airlines

Wed 10/86:45 amSDF - DEN

1 stop8h 38mAmerican Airlines

Deal found 8/14

$217

Wed 10/227:21 amDEN - SDF

1 stop8h 00mAmerican Airlines

Thu 10/236:45 amSDF - DEN

1 stop11h 52mAmerican Airlines

Deal found 8/14

$227

Tue 9/167:16 amDEN - SDF

1 stop8h 22mAmerican Airlines

Fri 9/1910:00 amSDF - DEN

1 stop7h 45mAmerican Airlines

Deal found 8/14

$242

Sat 11/810:55 pmDEN - SDF

1 stop16h 13mMultiple Airlines

Mon 11/105:20 pmSDF - DEN

1 stop8h 33mMultiple Airlines

Deal found 8/15

$244

Tue 10/75:45 pmDEN - SDF

Nonstop2h 45mUnited Airlines

Wed 10/89:01 amSDF - DEN

Nonstop3h 00mUnited Airlines

Deal found 8/14

$247

Wed 9/1010:29 pmDEN - SDF

1 stop14h 51mMultiple Airlines

Tue 9/168:23 amSDF - DEN

2 stops26h 48mMultiple Airlines

Deal found 8/15

$249

Thu 10/302:48 pmDEN - SDF

1 stop7h 05mAmerican Airlines

Wed 11/512:43 pmSDF - DEN

1 stop11h 39mAmerican Airlines

Deal found 8/15

$252

Fri 9/55:45 pmDEN - SDF

Nonstop2h 45mUnited Airlines

Wed 9/107:36 pmSDF - DEN

1 stop5h 37mUnited Airlines

Deal found 8/15

$257

Thu 10/233:27 pmDEN - SDF

2 stops29h 20mMultiple Airlines

Mon 10/278:08 pmSDF - DEN

1 stop16h 10mMultiple Airlines

Deal found 8/15

$261

Fri 9/56:10 amDEN - SDF

2 stops25h 09mMultiple Airlines

Sun 9/74:20 pmSDF - DEN

1 stop13h 40mMultiple Airlines

Deal found 8/14

$264

Tue 12/162:47 pmGJT - SDF

1 stop7h 27mAmerican Airlines

Tue 1/612:26 pmSDF - GJT

1 stop5h 41mAmerican Airlines

Deal found 8/15

$269

Fri 8/2910:30 amEGE - SDF

1 stop5h 03mAmerican Airlines

Tue 9/210:00 amSDF - EGE

1 stop5h 58mAmerican Airlines

Deal found 8/14

$279

Best flights from Colorado to Louisville
Discover carefully curated flight deals from Colorado to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 16, 2025.

Tue 10/79:20 amDEN - SDF

1 stop11h 43mAmerican Airlines

Wed 10/86:45 amSDF - DEN

1 stop8h 38mAmerican Airlines

Deal found 8/14

$217

Sat 11/810:55 pmDEN - SDF

1 stop16h 13mMultiple Airlines

Mon 11/105:20 pmSDF - DEN

1 stop8h 33mMultiple Airlines

Deal found 8/15

$244

Fri 10/315:00 pmDEN - SDF

Nonstop2h 25mSouthwest

Sun 11/25:30 pmSDF - DEN

Nonstop2h 55mSouthwest

Deal found 8/15

$247

Tue 10/75:45 pmDEN - SDF

Nonstop2h 45mUnited Airlines

Wed 10/89:01 amSDF - DEN

Nonstop3h 00mUnited Airlines

Deal found 8/14

$247

Wed 10/227:21 amDEN - SDF

1 stop8h 00mAmerican Airlines

Thu 10/236:45 amSDF - DEN

1 stop11h 52mAmerican Airlines

Deal found 8/14

$227

Wed 10/227:10 pmDEN - SDF

Nonstop2h 25mSouthwest

Thu 10/234:35 pmSDF - DEN

Nonstop2h 55mSouthwest

Deal found 8/14

$247

Wed 9/1010:29 pmDEN - SDF

1 stop14h 51mMultiple Airlines

Tue 9/168:23 amSDF - DEN

2 stops26h 48mMultiple Airlines

Deal found 8/15

$249

Thu 10/309:20 amDEN - SDF

1 stop11h 43mAmerican Airlines

Wed 11/57:39 amSDF - DEN

1 stop10h 12mAmerican Airlines

Deal found 8/14

$227

Tue 9/167:16 amDEN - SDF

1 stop8h 22mAmerican Airlines

Fri 9/1910:00 amSDF - DEN

1 stop7h 45mAmerican Airlines

Deal found 8/14

$242

Thu 10/25:55 pmCOS - SDF

2 stops12h 54mDelta

Sat 10/412:31 pmSDF - COS

2 stops11h 40mDelta

Deal found 8/14

$606

Fri 8/293:15 pmEGE - SDF

1 stop5h 15mUnited Airlines

Tue 9/27:20 amSDF - EGE

2 stops7h 16mUnited Airlines

Deal found 8/14

$315

Fri 10/312:12 pmDEN - SDF

1 stop5h 33mAmerican Airlines

Mon 11/37:29 amSDF - DEN

1 stop11h 35mAmerican Airlines

Deal found 8/14

$252

Last-minute flights from Colorado to Louisville
Discover last-minute flight deals from Colorado to Louisville. Data last updated August 16, 2025 and is based on user searches.

Wed 8/209:36 amDEN - SDF

1 stop7h 04mDelta

Wed 8/277:34 pmSDF - DEN

1 stop5h 35mDelta

Deal found 8/13

$569

Wed 8/2010:00 amDEN - SDF

2 stops10h 24mUnited Airlines

Wed 8/277:36 pmSDF - DEN

1 stop5h 27mUnited Airlines

Deal found 8/13

$590

Wed 8/204:20 pmDEN - SDF

Nonstop2h 35mSouthwest

Wed 8/2711:25 amSDF - DEN

Nonstop2h 50mSouthwest

Deal found 8/13

$595

Thu 8/211:11 pmDEN - SDF

2 stops20h 17mMultiple Airlines

Mon 8/2512:19 pmSDF - DEN

1 stop25h 40mMultiple Airlines

Deal found 8/14

$394

Thu 8/219:45 amCOS - SDF

1 stop5h 55mSouthwest

Thu 8/286:00 amSDF - COS

1 stop5h 55mSouthwest

Deal found 8/14

$663

Thu 8/211:10 pmCOS - SDF

1 stop6h 04mDelta

Mon 8/256:00 amSDF - COS

1 stop6h 16mDelta

Deal found 8/14

$747

Fri 8/227:53 pmDEN - SDF

2 stops38h 16mMultiple Airlines

Fri 8/293:37 pmSDF - DEN

1 stop19h 24mMultiple Airlines

Deal found 8/15

$447

Fri 8/227:53 pmDEN - SDF

2 stops37h 59mMultiple Airlines

Sun 8/242:46 pmSDF - DEN

1 stop18h 26mMultiple Airlines

Deal found 8/15

$507

Sat 8/238:15 amEGE - SDF

1 stop6h 06mAmerican Airlines

Tue 8/2612:15 pmSDF - EGE

1 stop8h 30mAmerican Airlines

Deal found 8/14

$449

Sat 8/237:20 amEGE - SDF

1 stop5h 14mUnited Airlines

Tue 8/261:00 pmSDF - EGE

2 stops9h 12mUnited Airlines

Deal found 8/13

$454

Fri 8/2910:30 amEGE - SDF

1 stop5h 03mAmerican Airlines

Tue 9/210:00 amSDF - EGE

1 stop5h 58mAmerican Airlines

Deal found 8/14

$279

Fri 8/293:15 pmEGE - SDF

1 stop5h 15mUnited Airlines

Tue 9/27:20 amSDF - EGE

2 stops7h 16mUnited Airlines

Deal found 8/14

$315

One-way flights from Colorado to Louisville
Search for one-way flight options from Colorado to Louisville. Find affordable one-way fares based on user searches. Data last updated August 16, 2025.

Tue 9/239:47 amDEN - SDF

1 stop11h 16mAmerican Airlines

Deal found 8/14

$114

Tue 12/167:20 amDEN - SDF

1 stop11h 53mAmerican Airlines

Deal found 8/14

$116

Sat 9/209:49 amDEN - SDF

Nonstop2h 39mUnited Airlines

Deal found 8/14

$124

Wed 10/2910:55 pmDEN - SDF

1 stop18h 18mMultiple Airlines

Deal found 8/15

$125

Wed 10/110:55 pmDEN - SDF

1 stop16h 44mMultiple Airlines

Deal found 8/15

$126

Sat 9/136:39 pmDEN - SDF

1 stop21h 00mMultiple Airlines

Deal found 8/15

$127

Wed 10/155:51 pmDEN - SDF

1 stop18h 11mMultiple Airlines

Deal found 8/15

$128

Fri 9/2612:04 amDEN - SDF

1 stop12h 56mMultiple Airlines

Deal found 8/15

$129

Wed 9/310:29 pmDEN - SDF

1 stop14h 51mMultiple Airlines

Deal found 8/14

$130

Sun 9/217:40 amDEN - SDF

2 stops32h 22mMultiple Airlines

Deal found 8/14

$131

Fri 9/268:56 pmDEN - SDF

2 stops21h 39mMultiple Airlines

Deal found 8/14

$132

Mon 10/206:00 amDEN - SDF

1 stop11h 13mMultiple Airlines

Deal found 8/14

$133

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Tue 10/7

9:20 am-11:03 pm

1 stop11h 43m

Louisville Intl

Wed 10/8

6:45 am-1:23 pm

1 stop8h 38m

$217

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Wed 10/22

7:21 am-5:21 pm

1 stop8h 00m

Louisville Intl

Thu 10/23

6:45 am-4:37 pm

1 stop11h 52m

$227

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Thu 10/30

9:20 am-11:03 pm

1 stop11h 43m

Louisville Intl

Wed 11/5

7:39 am-3:51 pm

1 stop10h 12m

$227

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Tue 9/16

7:16 am-5:38 pm

1 stop8h 22m

Louisville Intl

Fri 9/19

10:00 am-3:45 pm

1 stop7h 45m

$242

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Sat 11/8

10:55 pm-5:08 pm

1 stop16h 13m

Louisville Intl

Mon 11/10

5:20 pm-11:53 pm

1 stop8h 33m

$244

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Fri 10/31

5:00 pm-9:25 pm

Nonstop2h 25m

Louisville Intl

Sun 11/2

5:30 pm-6:25 pm

Nonstop2h 55m

$247

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Tue 10/7

5:45 pm-10:30 pm

Nonstop2h 45m

Louisville Intl

Wed 10/8

9:01 am-10:01 am

Nonstop3h 00m

$247

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Wed 10/22

7:10 pm-11:35 pm

Nonstop2h 25m

Louisville Intl

Thu 10/23

4:35 pm-5:30 pm

Nonstop2h 55m

$247

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Wed 9/10

10:29 pm-3:20 pm

1 stop14h 51m

Louisville Intl

Tue 9/16

8:23 am-9:11 am

2 stops26h 48m

$249

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Fri 10/31

2:12 pm-9:45 pm

1 stop5h 33m

Louisville Intl

Mon 11/3

7:29 am-5:04 pm

1 stop11h 35m

$252

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 39 results

Best time to book a flight from Colorado to Louisville

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

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

Currently, January is the cheapest month in which you can book a flight from Colorado to Louisville (average of $299). Flying from Colorado to Louisville in April is currently the most expensive (average of $369). 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 CO to SDF?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Colorado to Louisville as you normally would.

Weekly flight availability from Colorado to Louisville

The most flights from USCO to SDF are scheduled on a Wednesday (5 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

Related info for your journey

What airport do you fly into for flights to Louisville from Colorado?
Louisville Intl (SDF) is the airport you will fly into if you book a flight from Colorado to Louisville. It is only a 5.3 mi journey from Louisville Intl (SDF) to Louisville’s city center.
How popular is this Colorado to Louisville flight route?
The Colorado to Louisville Intl flight path was viewed by 4 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
What are the most popular routes from Colorado to Louisville?
The most popular flight routes from Colorado to Louisville are Denver Intl - Louisville Intl, Colorado Springs - Louisville Intl and Grand Junction Regnl - Louisville Intl.
What are the most reliable airlines from Colorado to Louisville?
Consider United Airlines (71%), Southwest (58%) or Air Canada (40%) when booking your flight. These represent the most reliable airlines when flying from Colorado to Louisville.
What are the cheapest flights from Colorado to Louisville?
On average you can expect to pay $348 for a flight from Colorado to Louisville. The cheapest flight overall is $128 while the most popular route, (Denver Intl - Louisville Intl) is currently priced at $244.
Can I find deals for flights from Colorado to Louisville that include hotel bookings?
Yes. In addition to deals on Colorado to Louisville flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Colorado to Louisville?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado to Louisville.
Can I find deals for business class flights from Colorado to Louisville?
Yes. Cheapflights offers flight deals from Colorado 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 Colorado to Louisville?
Currently, January is the cheapest month in which you can book a flight from Colorado to Louisville (average of $299). Flying from Colorado to Louisville in April is currently the most expensive (average of $369). 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 Colorado to Louisville

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$182	Average$373	FlexibilityNo cancel fee	On-time71%
Delta	Cheapest$296	Average$403	FlexibilityNo cancel fee	On-timeN/A
Southwest	Cheapest$297	Average$425	FlexibilityNo cancel fee	On-time63%
United Airlines	Cheapest$312	Average$502	FlexibilityNo cancel fee	On-time69%

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$114+ Cheap flights from Colorado to Louisville (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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Colorado to Louisville with Cheapflights

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Cheap flight deals from Colorado to Louisville

Keep the following information in mind while searching for Colorado to Louisville flight deals. Data was last updated August 16, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Good round-trip deal

Good one-way deal

Find flight deals from Colorado to Louisville

Cheapest flights from Colorado to LouisvilleExplore the most affordable flight options available from Colorado to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

Explore the most affordable flight options available from Colorado to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.

Cheapflights Fare Finder

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

Best time to book a flight from Colorado to Louisville

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

Cheapflights Insights

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

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

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

Find hourly flight availability from Colorado to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 16, 2025.

Weekly flight availability from Colorado to Louisville

Explore weekly flight availability from Colorado to Louisville. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated August 16, 2025.

Related info for your journey

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

What airport do you fly into for flights to Louisville from Colorado?

How popular is this Colorado to Louisville flight route?

What are the most popular routes from Colorado to Louisville?

What are the most reliable airlines from Colorado to Louisville?

What are the cheapest flights from Colorado to Louisville?

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

How can I find direct flights from Colorado to Louisville?

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

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

Traveling to a place near Louisville?

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Alternative routes for Colorado to Louisville

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Top 4 airlines flying from Colorado to Louisville

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Cheapest flights from Colorado to Louisville
Explore the most affordable flight options available from Colorado to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 16, 2025.