$389+ Cheap flights from San Antonio to Casper (SAT - 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 3/26. Fares are subject to change and may not be available on all flights or dates of travel.
SAT — CPR
Nov 25 — Dec 21
Round-trip
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 San Antonio to Casper
Cheapest
Best
Last-minute
Cheapest flights from San Antonio to CasperExplore the most affordable flight options available from San Antonio to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
Explore the most affordable flight options available from San Antonio to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 26, 2026.
This United Airlines deal was found by Cheapflights users on 10/21. 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 10/241:12 pm -
1 stop4h 51m
Wed 10/281:29 pm -
1 stop6h 24m
Deal found 10/21![United Airlines logo]()
$508
Best flights from San Antonio to CasperDiscover carefully curated flight deals from San Antonio to Casper that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
Discover carefully curated flight deals from San Antonio to Casper that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 26, 2026.
This United Airlines deal was found by Cheapflights users on 10/22. 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.
Fri 3/2612:24 pm -
2 stops7h 13m
Wed 3/316:01 pm -
1 stop4h 36m
Deal found 10/22![United Airlines logo]()
$389
Last-minute flights from San Antonio to CasperDiscover last-minute flight deals from San Antonio to Casper. Data last updated October 26, 2026 and is based on user searches.
Discover last-minute flight deals from San Antonio to Casper. Data last updated October 26, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/21. 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 10/241:12 pm -
1 stop4h 51m
Wed 10/281:29 pm -
1 stop6h 24m
Deal found 10/21![United Airlines logo]()
$508
Find flight deals from San Antonio to Casper
Discover tips and strategies to find the most affordable flight options for your journey from San Antonio (SAT) 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 October 26, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $358 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from San Antonio 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 7,457,451 searches. Data last updated October 26, 2026.
Use the filters below to find and compare flights from San Antonio to Casper that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San AntonioCasper
SAT San Antonio - CPR Casper Natrona County
SATCPR
San Antonio
Fri 3/26
12:24 pm-6:37 pm
2 stops7h 13m
Casper Natrona County
Wed 3/31
6:01 pm-11:37 pm
1 stop4h 36m
$389
Sorted by cheapest first
Compare providers for flights from San Antonio 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 San Antonio to Casper in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on San Antonio-Casper flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Antonio-Casper flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Antonio-Casper flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Antonio-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 San Antonio-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 San Antonio to Casper
Have a flexible travel schedule? Discover the best time to fly to Casper from San Antonio with our price prediction graph.
SAT-CPR
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.
Reviews of airlines servicing Casper
Get insights into the airlines that provide service to Casper. 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 Casper. Reviews last updated October 26, 2026.
Get a feel of what it's like to fly with United Airlines from San Antonio to Casper by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.3
Entertainment
7.1
Crew
8.1
Boarding
7.7
Food
6.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Overall
7.3
Entertainment
7.1
Crew
8.1
Boarding
7.7
Food
6.7
Comfort
7.3
Reviews
1 / 20
8.0
ExcellentAnonymous,Apr 2026
DFW - EWR
Related info for your journey
Find useful and relevant information for your journey from San Antonio to Casper. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Casper?
Book flights to Casper if you plan to visit one of these locationsRawlins
Douglas
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Top airline flying from San Antonio to Casper
Discover the top airline that operate flights from San Antonio to Casper. 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 7,457,451 searches. Data last updated October 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$268 | Average$388 | FlexibilityNo cancel fee | On-time69% |