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Colorado

$88+ Cheap flights from Louisville (SDF) to Colorado

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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DEN
Dec 5 — Dec 121
Fri 12/5
Fri 12/12
1 adult, Economy
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Cheap flight deals from Louisville to Colorado

Keep the following information in mind while searching for Louisville to Colorado flight deals. Data was last updated November 5, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$185
(Kiwi.com)

One-way from

$88
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$446

Good round-trip deal

$346 or less

Good one-way deal

$243 or less
Provider with most accurate pricing for Louisville Intl-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for Louisville Intl-Denver Intl flights.
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From Louisville Intl to Colorado
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One-way flight from Louisville Intl to Colorado
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Highest demand for flights based on searches. 4% potential increase in price ($21 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($4 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Price to beat on a round-trip flight from Louisville Intl to Colorado.
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Price to beat on a one-way flight from Louisville Intl to Colorado.
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Find flight deals from Louisville to Colorado

Cheapest flights from Louisville to Colorado
Explore the most affordable flight options available from Louisville to Colorado. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 5, 2025.

This American Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 12/1010:20 amSDF - DEN
1 stop14h 00mAmerican Airlines
Wed 12/177:26 amDEN - SDF
1 stop10h 38mAmerican Airlines
Deal found 11/3$223
This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
Tue 12/26:48 pmSDF - DEN
2 stops16h 22mMultiple Airlines
Mon 12/86:00 amDEN - SDF
1 stop12h 12mMultiple Airlines
Deal found 11/3$267
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.
Thu 12/186:00 amSDF - ASE
1 stop5h 51mAmerican Airlines
Mon 12/2212:55 pmASE - SDF
1 stop8h 35mAmerican Airlines
Deal found 11/2$269
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/59:43 amSDF - DEN
1 stop26h 29mMultiple Airlines
Sun 12/73:54 pmDEN - SDF
2 stops21h 42mMultiple Airlines
Deal found 11/4$290
This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
Mon 11/179:33 pmSDF - DEN
1 stop21h 10mMultiple Airlines
Tue 12/99:00 pmDEN - SDF
2 stops36h 00mMultiple Airlines
Deal found 11/3$293
This American Airlines deal was found by Cheapflights users on 11/4. 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.
Thu 11/276:30 amSDF - DEN
1 stop12h 33mAmerican Airlines
Thu 12/47:26 amDEN - SDF
1 stop8h 25mAmerican Airlines
Deal found 11/4$304
This American Airlines deal was found by Cheapflights users on 11/3. 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.
Wed 12/246:27 amSDF - DEN
1 stop9h 42mAmerican Airlines
Thu 12/2510:10 amDEN - SDF
1 stop6h 11mAmerican Airlines
Deal found 11/3$307
This Kiwi.com deal was found by Cheapflights users on 11/4. 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.
Tue 11/258:44 pmSDF - DEN
1 stop28h 15mMultiple Airlines
Tue 12/211:59 pmDEN - SDF
2 stops37h 16mMultiple Airlines
Deal found 11/4$308
This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
Mon 11/179:33 pmSDF - DEN
1 stop14h 25mMultiple Airlines
Fri 11/218:07 pmDEN - SDF
2 stops40h 08mMultiple Airlines
Deal found 11/3$316
This Kiwi.com deal was found by Cheapflights users on 11/4. 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 12/189:33 amSDF - DEN
1 stop15h 31mMultiple Airlines
Tue 12/239:26 pmDEN - SDF
2 stops19h 57mMultiple Airlines
Deal found 11/4$328
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 12/161:02 pmSDF - DEN
1 stop11h 18mAmerican Airlines
Thu 12/187:07 amDEN - SDF
1 stop6h 05mAmerican Airlines
Deal found 11/2$329
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.
Mon 11/247:05 amSDF - COS
1 stop7h 32mDelta
Tue 12/21:42 pmCOS - SDF
1 stop5h 49mDelta
Deal found 11/2$367

Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Colorado 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 5, 2025.
Use the filters below to find and compare flights from Louisville to Colorado that are best for you.

Fly from

Louisville

Fly to

Colorado

Route

Depart

Return

Price

LouisvilleAspen

SDF - ASE

SDFASE

Louisville Intl

Thu 12/18

6:00 am-9:51 am

1 stop5h 51m

Aspen Pitkin County

Mon 12/22

12:55 pm-11:30 pm

1 stop8h 35m

$269

LouisvilleAspen

SDF - ASE

SDFASE

Louisville Intl

Thu 11/20

3:20 pm-6:28 pm

1 stop5h 08m

Aspen Pitkin County

Mon 11/24

1:35 pm-10:30 pm

1 stop6h 55m

$319

LouisvilleAspen

SDF - ASE

SDFASE

Louisville Intl

Wed 1/28

9:00 am-12:47 pm

1 stop5h 47m

Aspen Pitkin County

Sun 2/1

12:53 pm-10:30 pm

1 stop7h 37m

$349

LouisvilleColorado Springs

SDF - COS

SDFCOS

Louisville Intl

Mon 11/24

7:05 am-12:37 pm

1 stop7h 32m

Colorado Springs

Tue 12/2

1:42 pm-9:31 pm

1 stop5h 49m

$367

LouisvilleColorado Springs

SDF - COS

SDFCOS

Louisville Intl

Mon 11/24

3:20 pm-6:59 pm

1 stop5h 39m

Colorado Springs

Tue 12/2

1:35 pm-10:29 pm

2 stops6h 54m

$372

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Thu 12/18

5:30 pm-6:25 pm

Nonstop2h 55m

Denver Intl

Tue 12/23

4:15 pm-1:20 am

1 stop7h 05m

$379

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Tue 12/16

1:50 pm-6:08 pm

1 stop6h 18m

Denver Intl

Thu 12/18

5:45 pm-10:24 pm

Nonstop2h 39m

$379

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Tue 12/16

7:45 am-1:15 pm

1 stop7h 30m

Denver Intl

Thu 12/18

7:50 am-3:55 pm

2 stops6h 05m

$394

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Sat 12/6

12:37 pm-3:56 pm

1 stop5h 19m

Denver Intl

Sun 12/7

12:50 am-9:50 am

1 stop7h 00m

$395

LouisvilleGrand Junction

SDF - GJT

SDFGJT

Louisville Intl

Tue 3/3

6:00 am-10:10 am

1 stop6h 10m

Grand Junction Regnl

Sat 3/7

10:41 am-7:46 pm

1 stop7h 05m

$405

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/5

Showing 1-10 of 50 results
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Best time to book a flight from Louisville to Colorado

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

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

Currently, November is the cheapest month in which you can book a flight from Louisville to Colorado (average of $70). Flying from Louisville to Colorado 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 CO?

Find hourly flight availability from Louisville to Colorado. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 5, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 13% on flights from Louisville to Colorado by exploring options for tickets in the evening.

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

Use this chart to determine the cheapest time to fly round-trip from Louisville to Colorado. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Louisville to Colorado flight should consider departing on Monday mornings when fares are most often at their lowest. Thursday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Colorado

Get insights into the airlines that provide service to Colorado. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Colorado. Reviews last updated November 5, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Louisville to Colorado to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,240 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,240 reviews
Southwest
8.0
Very good
4,240 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
8,004 reviews
Southwest
8.0
Very good
4,240 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,002 reviews
Southwest
8.0
Very good
4,240 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,042 reviews
Southwest
8.0
Very good
4,240 reviews

Food

7.0

Comfort

8.0

Boarding

8.1

Crew

8.6

Overall

8.0

Entertainment

7.5

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Louisville to Colorado. 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 from for flights from Louisville to Colorado?

    Louisville Intl (SDF), located 5.3 mi from the city center, is the airport you fly out of when you book flights from Louisville to Colorado.

  • How popular is this Louisville to Colorado flight route?

    Flights from Louisville Intl to Colorado have been viewed 122 times in the past calendar month.

  • How long is the flight from Louisville to Colorado?

    There are many flights that can get you from Louisville to Colorado in 5h 08m. Fly via American Airlines, United Airlines, or Delta to get the fastest option. The distance between Louisville and Colorado is about 1138 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Louisville to Colorado?

    Most travelers choose Louisville Intl - Denver Intl, Louisville Intl - Colorado Springs or Louisville Intl - Aspen Pitkin County when deciding on the best route from Louisville to Colorado.

  • What are the most reliable airlines from Louisville to Colorado?

    No one likes to see their flight delayed. When booking a flight from Louisville to Colorado consider choosing United Airlines (97%), Air Canada (95%) or Southwest (87%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Louisville to Colorado?

    The cheapest flight price from Louisville to Colorado is $160. On average you can expect to pay $614. The most popular route, (Louisville Intl - Denver Intl), can usually be booked for $203.

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

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

  • How can I find direct flights from Louisville to Colorado?

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

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

    Yes. Cheapflights offers flight deals from Louisville to Colorado 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 Colorado?

    Currently, November is the cheapest month in which you can book a flight from Louisville to Colorado (average of $70). Flying from Louisville to Colorado 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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Alternative routes for Louisville to Colorado

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Top 4 airlines flying from Louisville to Colorado

Discover the top 4 airlines that operate flights from Louisville to Colorado. 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 5, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$175Average$478FlexibilityNo cancel feeOn-time71%
DeltaCheapest$196Average$424FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$263Average$538FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$268Average$406FlexibilityNo cancel feeOn-time63%

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