$265 Cheap Flights from San Antonio (SAT) to Casper (CPR)

View $265 flight on Sun, Nov 23, 2025Opens in a new window

Popular airlines from San Antonio International Airport (SAT) to Casper, WY (CPR-Natrona County Intl.)

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Cheap Flights from San Antonio to Casper (SAT-CPR)

Prices were available within the past 7 days and start at $265 for one-way flights and $248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Apr 24 - Mon, Apr 27
SAT
San Antonio
CPR
Casper
$248 Roundtrip, found 4 days ago
$248
Roundtrip
found 4 days ago
Select United flight, departing Fri, Apr 24 from San Antonio to Casper, returning Mon, Apr 27, priced at $248 found 4 days ago
United
Fri, Apr 24 - Mon, Apr 27
SAT
San Antonio
CPR
Casper
$267 Roundtrip, found 4 days ago
$267
Roundtrip
found 4 days ago
Select United flight, departing Fri, Apr 24 from San Antonio to Casper, returning Mon, Apr 27, priced at $267 found 4 days ago
United
Thu, Nov 13 - Thu, Nov 20
SAT
San Antonio
CPR
Casper
$273 Roundtrip, found 13 hours ago
$273
Roundtrip
found 13 hours ago
Select United flight, departing Thu, Nov 13 from San Antonio to Casper, returning Thu, Nov 20, priced at $273 found 13 hours ago
United
Thu, Nov 13 - Thu, Nov 20
SAT
San Antonio
CPR
Casper
$279 Roundtrip, found 13 hours ago
$279
Roundtrip
found 13 hours ago
Select United flight, departing Thu, Nov 13 from San Antonio to Casper, returning Thu, Nov 20, priced at $279 found 13 hours ago
United
Thu, Nov 13 - Thu, Nov 20
SAT
San Antonio
CPR
Casper
$294 Roundtrip, found 13 hours ago
$294
Roundtrip
found 13 hours ago
Select United flight, departing Thu, Nov 13 from San Antonio to Casper, returning Thu, Nov 20, priced at $294 found 13 hours ago
United
Thu, Nov 13 - Thu, Nov 20
SAT
San Antonio
CPR
Casper
$299 Roundtrip, found 13 hours ago
$299
Roundtrip
found 13 hours ago
Select United flight, departing Thu, Nov 13 from San Antonio to Casper, returning Thu, Nov 20, priced at $299 found 13 hours ago
United
Fri, Apr 24 - Mon, Apr 27
SAT
San Antonio
CPR
Casper
$300 Roundtrip, found 4 days ago
$300
Roundtrip
found 4 days ago
Select United flight, departing Fri, Apr 24 from San Antonio to Casper, returning Mon, Apr 27, priced at $300 found 4 days ago
United
Thu, Nov 13 - Thu, Nov 20
SAT
San Antonio
CPR
Casper
$305 Roundtrip, found 13 hours ago
$305
Roundtrip
found 13 hours ago
Select United flight, departing Thu, Nov 13 from San Antonio to Casper, returning Thu, Nov 20, priced at $305 found 13 hours ago
United
Fri, Apr 24 - Mon, Apr 27
SAT
San Antonio
CPR
Casper
$318 Roundtrip, found 4 days ago
$318
Roundtrip
found 4 days ago
Select United flight, departing Fri, Apr 24 from San Antonio to Casper, returning Mon, Apr 27, priced at $318 found 4 days ago
United
Wed, Nov 5 - Wed, Nov 12
SAT
San Antonio
CPR
Casper
$323 Roundtrip, found 4 days ago
$323
Roundtrip
found 4 days ago
Select United flight, departing Wed, Nov 5 from San Antonio to Casper, returning Wed, Nov 12, priced at $323 found 4 days ago

Alternative airports near Casper

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Natrona County Intl. CPR. Cheapest and Closest option available. Average driving time to city center is 12 minutes. Flights from $343
CPR
Natrona County Intl.
CheapestClosest
Average driving time to city center12 min
Flights from $343

Frequently asked questions

How much does a flight from San Antonio Intl. Airport (SAT) to Natrona County Intl. Airport (CPR) cost?
Snag a cheap one-way flight from $265 or cheap return flight from $248 from San Antonio Intl. Airport (SAT) to Natrona County Intl. Airport (CPR) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from San Antonio Intl. Airport (SAT) to Natrona County Intl. Airport (CPR)?
April is the most affordable month to fly from SAT to CPR. Timing your trip outside of the busy season is often the key to scoring lower fares.
What is the cheapest airline that flies from San Antonio Intl. Airport (SAT) to Natrona County Intl. Airport (CPR)?
Expedia's filter tool lets you easily compare travel time, airlines and fares all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest SAT to CPR flight.
How many flights per day from San Antonio Intl. Airport (SAT) to Natrona County Intl. Airport (CPR)?
Nonstop flights from San Antonio Intl. Airport (SAT) to Natrona County Intl. Airport (CPR) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filter tool. Enter your travel details and click on either "1 Stop" or "2+ Stops."
What day of the week has the most flights from SAT to CPR?
Friday is typically the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Antonio Intl. Airport (SAT) to Natrona County Intl. Airport (CPR)?
To reach Natrona County Intl. Airport (CPR) on schedule, pick a flight that leaves from San Antonio Intl. Airport (SAT) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this time.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from San Antonio Intl. Airport (SAT) to Natrona County Intl. Airport (CPR) last-minute?
Last-minute fares from SAT to CPR are usually more expensive. To lock in the best rates, start looking for flights as early as possible. That being said, if you're flexible with your travel plans, it's possible to find a cheap ticket right before your journey.
Is it cheaper to book a SAT to CPR flight and hotel package?
Securing a SAT to CPR flight and hotel package tends to be cheaper than booking separately. With Expedia, you can enjoy the convenience of organizing your travels in one place. Choose from our extensive range of stays and then add car rentals, activities and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from San Antonio Intl. Airport (SAT) to Natrona County Intl. Airport (CPR)?
In most instances, you can cancel or modify your SAT to CPR flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Double-check your itinerary for the airline's guidelines and fees on flight changes, or if you want further information, visit our Customer Service portal.

Travel information

Origin airport
San Antonio Intl.
Destination airport
Natrona County Intl.
Roundtrip price
$248
Distance
1024 mi

Book with confidence

San Antonio to Casper Flights

The cheapest times to fly from San Antonio to Casper

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from San Antonio to Casper are during the month of April. You can find some of the cheapest flights from San Antonio to Casper with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Antonio to Casper

Sunday is one of the best days to book for cheap flights from San Antonio to Casper: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from San Antonio to Casper

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from San Antonio to Casper in 2025. You can also book with separate airlines for your outbound and return journeys, from $265 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap San Antonio to Casper flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your San Antonio to Casper airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

San Antonio to Casper Flights

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*Available to One Key members.