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$88+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SDF
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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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 November 3, 2025.

This Delta deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/165:50 amGJT - SDF
2 stops9h 46mDelta
Tue 1/64:56 pmSDF - GJT
2 stops7h 42mDelta
Deal found 11/1$267
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:00 amDEN - SDF
1 stop12h 12mMultiple Airlines
Mon 12/811:55 amSDF - DEN
2 stops23h 15mMultiple Airlines
Deal found 11/1$267
This Kiwi.com deal was found by Cheapflights users on 10/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:00 pmDEN - SDF
2 stops21h 00mMultiple Airlines
Fri 12/59:43 amSDF - DEN
1 stop26h 29mMultiple Airlines
Deal found 10/31$279
This Kiwi.com deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/118:33 amDEN - SDF
2 stops22h 25mMultiple Airlines
Mon 12/159:43 amSDF - DEN
1 stop26h 29mMultiple Airlines
Deal found 11/2$286
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:00 amDEN - SDF
1 stop12h 12mMultiple Airlines
Fri 12/1211:55 amSDF - DEN
2 stops23h 15mMultiple Airlines
Deal found 11/1$294
This American Airlines deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/67:17 amDEN - SDF
1 stop8h 34mAmerican Airlines
Wed 12/101:02 pmSDF - DEN
1 stop11h 18mAmerican Airlines
Deal found 11/1$312
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/312:59 amDEN - SDF
2 stops31h 32mMultiple Airlines
Sun 12/72:55 pmSDF - DEN
1 stop7h 45mMultiple Airlines
Deal found 11/1$314
This American Airlines deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/1610:38 amGJT - SDF
1 stop5h 00mAmerican Airlines
Tue 1/67:40 amSDF - GJT
1 stop6h 36mAmerican Airlines
Deal found 11/2$325
This Kiwi.com deal was found by Cheapflights users on 11/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/56:00 amDEN - SDF
1 stop12h 12mMultiple Airlines
Sun 12/72:55 pmSDF - DEN
1 stop7h 45mMultiple Airlines
Deal found 11/1$339
This Delta deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/41:42 pmCOS - SDF
1 stop5h 10mDelta
Mon 12/87:15 amSDF - COS
1 stop7h 21mDelta
Deal found 11/2$353
This Southwest deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/45:15 amCOS - SDF
2 stops9h 20mSouthwest
Mon 12/86:05 amSDF - COS
2 stops9h 45mSouthwest
Deal found 11/2$363
This Delta deal was found by Cheapflights users on 11/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:42 pmCOS - SDF
1 stop7h 16mDelta
Mon 12/158:35 amSDF - COS
1 stop6h 01mDelta
Deal found 11/2$380

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 November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$241
(American Airlines)

One-way from

$88
(Kiwi.com)

Popular in

April

Cheapest in

August

Average price

$523

Good round-trip deal

$416 or less

Good one-way deal

$264 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 Colorado to Louisville Intl
Search Deals
One-way flight from Colorado to Louisville Intl
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($34 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 November 2025
Search Deals
Price to beat on a round-trip flight from Colorado to Louisville Intl.
Search Deals
Price to beat on a one-way flight from Colorado to Louisville Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Colorado to Louisville that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
Use the filters below to find and compare flights from Colorado to Louisville that are best for you.

Fly from

Colorado

Fly to

Louisville

Route

Depart

Return

Price

HaydenLouisville

HDN - SDF

HDNSDF

Hayden Yampa Valley

Tue 3/24

1:53 pm-11:56 pm

1 stop8h 03m

Louisville Intl

Wed 3/25

7:00 am-12:55 pm

1 stop7h 55m

$257

Grand JunctionLouisville

GJT - SDF

GJTSDF

Grand Junction Regnl

Tue 12/16

5:50 am-5:36 pm

2 stops9h 46m

Louisville Intl

Tue 1/6

4:56 pm-10:38 pm

2 stops7h 42m

$267

Grand JunctionLouisville

GJT - SDF

GJTSDF

Grand Junction Regnl

Tue 12/16

5:21 am-1:11 pm

1 stop5h 50m

Louisville Intl

Tue 1/6

7:40 am-12:16 pm

1 stop6h 36m

$325

HaydenLouisville

HDN - SDF

HDNSDF

Hayden Yampa Valley

Tue 3/24

7:30 am-6:49 pm

2 stops9h 19m

Louisville Intl

Wed 3/25

9:05 am-12:39 pm

1 stop5h 34m

$346

Colorado SpringsLouisville

COS - SDF

COSSDF

Colorado Springs

Thu 12/4

1:42 pm-8:52 pm

1 stop5h 10m

Louisville Intl

Mon 12/8

7:15 am-12:36 pm

1 stop7h 21m

$353

GunnisonLouisville

GUC - SDF

GUCSDF

Gunnison

Fri 3/6

1:47 pm-9:59 pm

1 stop6h 12m

Louisville Intl

Tue 3/10

9:05 am-2:42 pm

1 stop7h 37m

$355

Colorado SpringsLouisville

COS - SDF

COSSDF

Colorado Springs

Thu 12/4

5:15 am-4:35 pm

2 stops9h 20m

Louisville Intl

Mon 12/8

6:05 am-1:50 pm

2 stops9h 45m

$363

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Sat 12/6

5:25 pm-9:50 pm

Nonstop2h 25m

Louisville Intl

Wed 12/10

6:05 am-7:00 am

Nonstop2h 55m

$369

DenverLouisville

DEN - SDF

DENSDF

Denver Intl

Mon 12/15

5:05 pm-9:30 pm

Nonstop2h 25m

Louisville Intl

Sat 1/17

4:45 pm-5:50 pm

Nonstop3h 05m

$375

Colorado SpringsLouisville

COS - SDF

COSSDF

Colorado Springs

Fri 12/5

1:42 pm-10:58 pm

1 stop7h 16m

Louisville Intl

Mon 12/15

7:15 am-12:36 pm

1 stop7h 21m

$380

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/2

Showing 1-10 of 43 results
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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, February is the cheapest month in which you can book a flight from Colorado to Louisville (average of $54). Flying from Colorado 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 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 November 3, 2025.

When flying from Colorado to Louisville, the time of day you fly usually plays a role in the price. Save by searching for a flight in the evening, which can drop the price by up to 29% versus a flight in the morning.

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?

    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.

  • How long is the flight from Colorado to Louisville?

    Airlines like Delta, American Airlines, and United Airlines fly from Colorado to Louisville in about 5h 50m. The time it takes to get you to your destination can typically vary by up to 3h 29m. Airlines will cover a distance of 1228 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 to fly from Colorado to Louisville one-way?

    The cheapest airline one-way is Delta, with whom users have recently found tickets for as low as $164. However, be on the lookout for offers from United Airlines and Allegiant Air, as they are both options that can get you from Colorado to Louisville for a low price.

  • 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 (87%), Air Canada (76%) or Southwest (64%) 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 $445 for a flight from Colorado to Louisville. The cheapest flight overall is $177 while the most popular route, (Denver Intl - Louisville Intl) is currently priced at $267.

  • 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, February is the cheapest month in which you can book a flight from Colorado to Louisville (average of $54). Flying from Colorado 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

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Shepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown

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Top 4 airlines flying from Colorado to Louisville

Discover the top 4 airlines that operate flights from Colorado to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$168Average$376FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$204Average$420FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$231Average$381FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$275Average$490FlexibilityNo cancel feeOn-time69%

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