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Colorado

$96+ 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 1/8. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — DEN
Nov 19 — Nov 261
Wed 11/19
Wed 11/26
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 October 20, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$224
(United Airlines)

One-way from

$96
(Kiwi.com)

Popular in

December

Cheapest in

April

Average price

$427

Good round-trip deal

$350 or less

Good one-way deal

$235 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. 3% potential increase in price ($16 potential increase over avg. RT price).
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Cheapest flight prices on average. 0% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in October 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 October 20, 2025.

This United Airlines deal was found by Cheapflights users on 10/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/152:35 pmSDF - DRO
2 stops9h 26mUnited Airlines
Thu 11/201:38 pmDRO - SDF
1 stop6h 52mUnited Airlines
Deal found 10/18$224
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 12/49:26 pmSDF - DEN
1 stop12h 58mMultiple Airlines
Mon 12/83:12 pmDEN - SDF
2 stops23h 43mMultiple Airlines
Deal found 10/18$269
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 12/89:43 amSDF - DEN
1 stop26h 29mMultiple Airlines
Thu 12/113:12 pmDEN - SDF
2 stops17h 19mMultiple Airlines
Deal found 10/18$275
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 stops25h 34mMultiple Airlines
Fri 12/56:00 amDEN - SDF
1 stop12h 12mMultiple Airlines
Deal found 10/17$284
This United Airlines deal was found by Cheapflights users on 10/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/243:20 pmSDF - DRO
1 stop7h 14mUnited Airlines
Fri 11/287:00 amDRO - SDF
2 stops8h 16mUnited Airlines
Deal found 10/18$300
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 12/43:55 pmSDF - DEN
1 stop6h 45mMultiple Airlines
Tue 12/911:59 pmDEN - SDF
2 stops33h 01mMultiple Airlines
Deal found 10/17$302
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 12/3112:20 pmSDF - DEN
2 stops21h 50mMultiple Airlines
Wed 1/711:59 pmDEN - SDF
1 stop21h 46mMultiple Airlines
Deal found 10/17$305
This Kiwi.com deal was found by Cheapflights users on 10/17. 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 12/3112:20 pmSDF - DEN
2 stops21h 50mMultiple Airlines
Thu 1/810:37 pmDEN - SDF
1 stop15h 38mMultiple Airlines
Deal found 10/17$314
This Kiwi.com deal was found by Cheapflights users on 10/18. 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 11/39:43 amSDF - DEN
1 stop28h 02mMultiple Airlines
Sat 11/81:05 pmDEN - SDF
2 stops18h 09mMultiple Airlines
Deal found 10/18$316
This American Airlines deal was found by Cheapflights users on 10/18. 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 11/1510:51 amSDF - DRO
2 stops9h 33mAmerican Airlines
Thu 11/208:25 amDRO - SDF
2 stops11h 35mAmerican Airlines
Deal found 10/18$324
This United Airlines deal was found by Cheapflights users on 10/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/228:00 amSDF - DRO
1 stop6h 36mUnited Airlines
Fri 11/287:00 amDRO - SDF
1 stop5h 19mUnited Airlines
Deal found 10/19$359
This United Airlines deal was found by Cheapflights users on 10/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/63:20 pmSDF - ASE
1 stop5h 08mUnited Airlines
Thu 11/133:34 pmASE - SDF
1 stop4h 56mUnited Airlines
Deal found 10/19$364

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 October 20, 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

LouisvilleDurango

SDF - DRO

SDFDRO

Louisville Intl

Sat 11/15

3:20 pm-8:34 pm

1 stop7h 14m

Durango La Plata County

Thu 11/20

3:18 pm-10:30 pm

1 stop5h 12m

$255

LouisvilleGrand Junction

SDF - GJT

SDFGJT

Louisville Intl

Tue 3/3

9:00 am-2:47 pm

1 stop7h 47m

Grand Junction Regnl

Sat 3/7

1:38 pm-9:59 pm

1 stop6h 21m

$309

LouisvilleDurango

SDF - DRO

SDFDRO

Louisville Intl

Sat 11/15

10:51 am-6:24 pm

2 stops9h 33m

Durango La Plata County

Thu 11/20

8:25 am-10:00 pm

2 stops11h 35m

$324

LouisvilleDurango

SDF - DRO

SDFDRO

Louisville Intl

Wed 2/18

9:00 am-12:39 pm

1 stop5h 39m

Durango La Plata County

Sat 2/21

1:41 pm-10:37 pm

1 stop6h 56m

$359

LouisvilleDurango

SDF - DRO

SDFDRO

Louisville Intl

Sat 11/22

8:00 am-12:36 pm

1 stop6h 36m

Durango La Plata County

Fri 11/28

7:00 am-2:19 pm

1 stop5h 19m

$359

LouisvilleAspen

SDF - ASE

SDFASE

Louisville Intl

Thu 11/6

3:20 pm-6:28 pm

1 stop5h 08m

Aspen Pitkin County

Thu 11/13

3:34 pm-10:30 pm

1 stop4h 56m

$364

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Thu 1/1

6:05 am-7:00 am

Nonstop2h 55m

Denver Intl

Sun 1/11

11:55 pm-11:10 am

1 stop9h 15m

$374

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Thu 12/4

6:05 am-7:00 am

Nonstop2h 55m

Denver Intl

Mon 12/8

5:05 pm-9:30 pm

Nonstop2h 25m

$375

LouisvilleDurango

SDF - DRO

SDFDRO

Louisville Intl

Sun 11/23

8:00 am-12:36 pm

1 stop6h 36m

Durango La Plata County

Fri 11/28

7:00 am-2:19 pm

1 stop5h 19m

$385

LouisvilleDenver

SDF - DEN

SDFDEN

Louisville Intl

Thu 12/4

9:15 am-10:21 am

Nonstop3h 06m

Denver Intl

Mon 12/8

3:22 pm-10:29 pm

1 stop5h 07m

$385

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/19

Showing 1-10 of 47 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, January is the cheapest month in which you can book a flight from Louisville to Colorado (average of $72). 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 October 20, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 11% 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 Wednesday evenings 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.

Weekly flight availability from Louisville to Colorado

Explore weekly flight availability from Louisville to Colorado. 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 October 20, 2025.

The most flights from SDF to USCO are scheduled on a Monday (4 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (3 on average).

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 October 20, 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
4,239 reviews

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

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
4,239 reviews
Southwest
8.0
Very good
4,239 reviews

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

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
7,978 reviews
Southwest
8.0
Very good
4,239 reviews

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

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
8,991 reviews
Southwest
8.0
Very good
4,239 reviews

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

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
11,024 reviews
Southwest
8.0
Very good
4,239 reviews

Comfort

8.0

Boarding

8.1

Crew

8.6

Entertainment

7.5

Food

7.0

Overall

8.0

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 123 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 2h 55m. Fly via United Airlines, American Airlines, or Southwest to get the fastest option. The distance between Louisville and Colorado 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 to fly from Louisville to Colorado one-way?

    $131 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on Allegiant Air and United Airlines, with prices starting from $143 and $171, respectively.

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

    Most travelers choose Louisville Intl - Denver Intl, Louisville Intl - Durango La Plata County 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 (95%), Air Canada (92%) 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 $152. On average you can expect to pay $394. The most popular route, (Louisville Intl - Denver Intl), can usually be booked for $270.

  • 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, January is the cheapest month in which you can book a flight from Louisville to Colorado (average of $72). 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

See prices for flight routes from nearby airports that may be better suited for you.
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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 October 20, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$175Average$478FlexibilityNo cancel feeOn-time71%
DeltaCheapest$211Average$426FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$256Average$524FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$268Average$406FlexibilityNo cancel feeOn-time63%

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