$268+ Cheap flights from Louisville to Casper (SDF - CPR)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/30. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — CPR
Feb 26 — Mar 51
1 adult, Economy
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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.Cheap flight deals from Louisville to Casper
Cheapest flights from Louisville to CasperExplore the most affordable flight options available from Louisville to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.
Explore the most affordable flight options available from Louisville to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 27, 2026.
This United Airlines deal was found by Cheapflights users on 1/26. 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 4/305:28 pm
SDF
- CPR
1 stop6h 42m
United Airlines
Mon 5/43:14 pm
CPR
- SDF
1 stop5h 17m
United Airlines
Deal found 1/26![United Airlines logo]()
$268
This United Airlines deal was found by Cheapflights users on 1/26. 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.
Wed 4/292:30 pm
SDF
- CPR
2 stops9h 37m
United Airlines
Mon 5/43:14 pm
CPR
- SDF
1 stop5h 17m
United Airlines
Deal found 1/26![United Airlines logo]()
$274
This United Airlines deal was found by Cheapflights users on 1/26. 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 2/219:00 am
SDF
- CPR
1 stop7h 40m
United Airlines
Tue 2/241:20 pm
CPR
- SDF
1 stop7h 17m
United Airlines
Deal found 1/26![United Airlines logo]()
$348
Find flight deals from Louisville to Casper
Discover tips and strategies to find the most affordable flight options for your journey from Louisville (SDF) to Casper (CPR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 27, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $268 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Louisville to Casper 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 January 27, 2026.
Use the filters below to find and compare flights from Louisville to Casper that are best for you.
Fly from
Louisville
Fly to
Casper
Route
Depart
Return
Price
LouisvilleCasper
SDF - CPR
SDFCPR
Louisville Intl
Sat 2/21
3:15 pm-8:26 pm
1 stop7h 11m
Casper Natrona County
Tue 2/24
7:10 am-2:19 pm
1 stop5h 09m
$348
Compare providers for flights from Louisville to Casper
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 Casper in January.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Louisville-Casper flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Louisville-Casper flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Louisville-Casper flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Louisville-Casper flights, Cheapflights users trust FlightHub the most. FlightHub 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-Casper 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 Casper
Have a flexible travel schedule? Discover the best time to fly to Casper 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.