$228 Cheap Flights from Casper (CPR) to St. George (SGU)

View $228 flight on Sat, Nov 29, 2025Opens in a new window

Popular airlines from Casper, WY (CPR-Natrona County Intl.) to St. George Regional Airport (SGU)

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Cheap Flights from Casper to St. George (CPR-SGU)

Prices were available within the past 7 days and start at $228 for one-way flights and $228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Fri, Nov 28 - Wed, Dec 17
CPR
Casper
SGU
St. George
$228 Roundtrip, found 5 days ago
$228
Roundtrip
found 5 days ago
Select United flight, departing Fri, Nov 28 from Casper to St. George, returning Wed, Dec 17, priced at $228 found 5 days ago
United
Fri, Nov 28 - Wed, Dec 17
CPR
Casper
SGU
St. George
$243 Roundtrip, found 14 hours ago
$243
Roundtrip
found 14 hours ago
Select United flight, departing Fri, Nov 28 from Casper to St. George, returning Wed, Dec 17, priced at $243 found 14 hours ago
United
Fri, Nov 28 - Wed, Dec 17
CPR
Casper
SGU
St. George
$262 Roundtrip, found 14 hours ago
$262
Roundtrip
found 14 hours ago
Select United flight, departing Fri, Nov 28 from Casper to St. George, returning Wed, Dec 17, priced at $262 found 14 hours ago
United
Wed, Feb 4 - Sun, Feb 8
CPR
Casper
SGU
St. George
$267 Roundtrip, found 6 days ago
$267
Roundtrip
found 6 days ago
Select United flight, departing Wed, Feb 4 from Casper to St. George, returning Sun, Feb 8, priced at $267 found 6 days ago
United
Thu, Dec 11 - Mon, Dec 15
CPR
Casper
SGU
St. George
$273 Roundtrip, found 5 hours ago
$273
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Dec 11 from Casper to St. George, returning Mon, Dec 15, priced at $273 found 5 hours ago
United
Thu, Dec 11 - Mon, Dec 15
CPR
Casper
SGU
St. George
$298 Roundtrip, found 10 hours ago
$298
Roundtrip
found 10 hours ago
Select United flight, departing Thu, Dec 11 from Casper to St. George, returning Mon, Dec 15, priced at $298 found 10 hours ago
United
Tue, Mar 10 - Thu, Mar 19
CPR
Casper
SGU
St. George
$298 Roundtrip, found 5 days ago
$298
Roundtrip
found 5 days ago
Select United flight, departing Tue, Mar 10 from Casper to St. George, returning Thu, Mar 19, priced at $298 found 5 days ago
United
Thu, Dec 11 - Mon, Dec 15
CPR
Casper
SGU
St. George
$301 Roundtrip, found 5 hours ago
$301
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Dec 11 from Casper to St. George, returning Mon, Dec 15, priced at $301 found 5 hours ago
United
Tue, Mar 10 - Tue, Mar 17
CPR
Casper
SGU
St. George
$303 Roundtrip, found 5 days ago
$303
Roundtrip
found 5 days ago
Select United flight, departing Tue, Mar 10 from Casper to St. George, returning Tue, Mar 17, priced at $303 found 5 days ago
United
Thu, Dec 11 - Mon, Dec 15
CPR
Casper
SGU
St. George
$307 Roundtrip, found 5 hours ago
$307
Roundtrip
found 5 hours ago
Select United flight, departing Thu, Dec 11 from Casper to St. George, returning Mon, Dec 15, priced at $307 found 5 hours ago

Alternative airports near St. George

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

Select flight to St. George Regional Airport SGU. Cheapest and Closest option available. Average driving time to city center is 20 minutes. Flights from $527
SGU
St. George Regional Airport
CheapestClosest
Average driving time to city center20 min
Flights from $527

Frequently asked questions

How much does a flight from Natrona County Intl. Airport (CPR) to St. George Airport (SGU) cost?
Get a cheap one-way flight from $228 or cheap return flight from $228 from Natrona County Intl. Airport (CPR) to St. George Airport (SGU) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Natrona County Intl. Airport (CPR) to St. George Airport (SGU)?
November is the most affordable month to fly from CPR to SGU. Traveling during an off-peak travel window is often the key to finding a great deal.
What is the cheapest airline that flies from Natrona County Intl. Airport (CPR) to St. George Airport (SGU)?
Expedia's filter tool lets you easily compare airlines, flight times and baggage options all in one place. Choose your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest CPR to SGU flight.
How many flights per day from Natrona County Intl. Airport (CPR) to St. George Airport (SGU)?
Nonstop flights from Natrona County Intl. Airport (CPR) to St. George Airport (SGU) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from CPR to SGU?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Just remember that flight schedules can change based on various factors, including the time of year and carrier.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Natrona County Intl. Airport (CPR) to St. George Airport (SGU)?
To avoid possible delays on the Natrona County Intl. Airport (CPR) to St. George Airport (SGU) route, fly before 3 PM. Later departures have a 22% higher chance of cancellation.**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 Natrona County Intl. Airport (CPR) to St. George Airport (SGU) last-minute?
Waiting until just before your trip to book a ticket from CPR to SGU generally means paying more. While it's possible to find some last-minute deals, there's no guarantee. Allow some flexibility in your schedule for the best chance of snagging a bargain.
Is it cheaper to book a CPR to SGU flight and hotel package?
You'll generally save money by booking a CPR to SGU flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage everything in one convenient place. After selecting your preferred accommodations and flights, consider other add-ons like activities, car rentals and tours.
Can I cancel or change the date of my flight from Natrona County Intl. Airport (CPR) to St. George Airport (SGU)?
Typically, it's possible to reschedule or cancel your CPR to SGU flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

Travel information

Origin airport
Natrona County Intl.
Destination airport
St. George
Airlines serving
United
Roundtrip price
$228
Distance
550 mi

Book with confidence

Casper to St. George Flights

The cheapest times to fly from Casper to St. George

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 Casper to St. George are during the month of November. You can find some of the cheapest flights from Casper to St. George with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Casper to St. George

Sunday is one of the best days to book for cheap flights from Casper to St. George: 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 Casper to St. George

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 Casper to St. George in 2025. You can also book with separate airlines for your outbound and return journeys, from $228 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 Casper to St. George 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 Casper to St. George 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.

 

Casper to St. George Flights

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*Available to One Key members.