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Cheap flights from Louisville to Casper from $411

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Louisville to Casper departing on 8/14. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Cheap round-trip flights

United Airlines Logo
10:00 am - 4:53 pmSDF-CPR
8h 53m2 stops
United Airlines Logo
1:37 pm - 10:30 pmCPR-SDF
6h 53m1 stop
$411United Airlines
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Thu, Aug 14 - Thu, Aug 21
United Airlines Logo
3:25 pm - 6:44 pmSDF-CPR
5h 19m1 stop
United Airlines Logo
1:37 pm - 10:30 pmCPR-SDF
6h 53m1 stop
$472United Airlines
Find Deal
Thu, Aug 14 - Thu, Aug 21
United Airlines Logo
8:40 am - 4:53 pmSDF-CPR
10h 13m2 stops
United Airlines Logo
5:30 am - 6:58 pmCPR-SDF
11h 28m2 stops
$529United Airlines
Find Deal
Thu, Aug 14 - Thu, Aug 21

United Airlines flights from Louisville to Casper

Our best United Airlines deals on Louisville to Casper flight tickets
United Airlines
Aug 14
SDF10:00 amLouisville Intl
8h 53m
2 stops
CPR4:53 pmCasper Natrona County
Aug 21
CPR1:37 pmCasper Natrona County
6h 53m
1 stop
SDF10:30 pmLouisville Intl
$411
Find similar
United Airlines
Aug 14
SDF3:25 pmLouisville Intl
5h 19m
1 stop
CPR6:44 pmCasper Natrona County
Aug 21
CPR1:37 pmCasper Natrona County
6h 53m
1 stop
SDF10:30 pmLouisville Intl
$472
Find similar
United Airlines
Aug 14
SDF8:40 amLouisville Intl
10h 13m
2 stops
CPR4:53 pmCasper Natrona County
Aug 21
CPR5:30 amCasper Natrona County
11h 28m
2 stops
SDF6:58 pmLouisville Intl
$529
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated August 2, 2025.
Use the filters below to find and compare flights from Louisville to Casper that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

LouisvilleCasper

SDF - CPR

SDFCPR

Louisville Intl

Thu 8/14

10:00 am-4:53 pm

2 stops8h 53m

Casper Natrona County

Thu 8/21

1:37 pm-10:30 pm

1 stop6h 53m

$411

LouisvilleCasper

SDF - CPR

SDFCPR

Louisville Intl

Thu 8/14

3:25 pm-6:44 pm

1 stop5h 19m

Casper Natrona County

Thu 8/21

1:37 pm-10:30 pm

1 stop6h 53m

$472

LouisvilleCasper

SDF - CPR

SDFCPR

Louisville Intl

Thu 8/14

8:40 am-4:53 pm

2 stops10h 13m

Casper Natrona County

Thu 8/21

5:30 am-6:58 pm

2 stops11h 28m

$529

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Louisville to Casper

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Casper?

The cheapest day to depart from Louisville to Casper is on a Wednesday when prices can be found for as low as $423. The most expensive day to fly to Casper is Saturday, with ticket prices averaging around $538.

What is the cheapest time of day to depart on your flight to Casper?

The cheapest time of day to fly to Casper is in the afternoon when flights can be purchased for as low as $478. Flights to Casper are more costly in the morning, with an average ticket price of $517. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Louisville to Casper

Are you open to changing your travel dates? Check out the ideal times to fly from Louisville to Casper according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Louisville to Casper (SDF to CPR) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Louisville to Casper

Best Price Found

$411

Fastest flight time

5h 19m

Direct flights

None

Airports in Casper

1 airport
The best flight deal from Louisville to Casper found on momondo in the last 72 hours is $411
The fastest flight from Louisville to Casper takes 5h 19m
There are no direct flights from Louisville to Casper. Popular non-direct route for this connection is Louisville Intl Airport - Casper Natrona County Airport.
There is 1 airport near Casper: Casper Natrona County (CPR)
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  • How far is Louisville Intl to Casper Natrona County by plane?

    Casper Natrona County is 1121.8 mi away from Louisville Intl. By plane, this route typically takes 5h 19m.

  • When did momondo last update prices for flights from Louisville Intl Airport to Casper Natrona County Airport?

    Prices for flights from Louisville Intl Airport to Casper Natrona County Airport are updated daily.

  • How old do you have to be to fly from Louisville Intl Airport to Casper Natrona County Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Louisville Intl Airport to Casper Natrona County Airport.

  • What documentation or ID do you need to fly to Casper Natrona County Airport?

    The necessary travel and health documents for your Casper Natrona County Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Casper?

Book flights to Casper if you plan to visit one of these locations
Rawlins
Evansville
Douglas

Why use momondo?

Why should I use momondo to find a flight deal from Louisville to Casper?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Louisville to Casper. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Louisville to Casper with flexible booking policies on momondo?

All flight searches from Louisville to Casper on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Louisville to Casper?

Once you have performed a search for Louisville to Casper flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Louisville to Casper right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Louisville to Casper now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Casper and let you know when they change.

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