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Cheap flights from Saint George to Casper from $398

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Saint George to Casper departing on 5/14. 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

Find the cheapest flights from Saint George to Casper

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
1:51 pm - 6:57 pm
SGU
-
CPR
5h 06m
1 stop
United Airlines Logo
7:10 am - 1:16 pm
CPR
-
SGU
6h 06m
1 stop
$398United Airlines
Thu, May 14 - Sun, May 17
United Airlines Logo
11:45 am - 10:10 pm
SGU
-
CPR
10h 25m
2 stops
United Airlines Logo
9:00 am - 1:16 pm
CPR
-
SGU
4h 16m
1 stop
$433United Airlines
Thu, May 14 - Sun, May 17
United Airlines Logo
11:45 am - 10:10 pm
SGU
-
CPR
10h 25m
2 stops
United Airlines Logo
5:25 am - 4:05 pm
CPR
-
SGU
10h 40m
2 stops
$889United Airlines
Thu, May 14 - Sun, May 17

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United Airlines flights from Saint George to Casper

Our best United Airlines deals on Saint George to Casper flight tickets
United Airlines
May 14
SGU1:51 pmSaint George
5h 06m
1 stop
CPR6:57 pmCasper Natrona County
May 17
CPR7:10 amCasper Natrona County
6h 06m
1 stop
SGU1:16 pmSaint George
$398
United Airlines
May 14
SGU11:45 amSaint George
10h 25m
2 stops
CPR10:10 pmCasper Natrona County
May 17
CPR9:00 amCasper Natrona County
4h 16m
1 stop
SGU1:16 pmSaint George
$433
United Airlines
May 14
SGU11:45 amSaint George
10h 25m
2 stops
CPR10:10 pmCasper Natrona County
May 17
CPR5:25 amCasper Natrona County
10h 40m
2 stops
SGU4:05 pmSaint George
$889

momondo Fare Finder

 
Customize your flight search to find flights from Saint George 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 May 3, 2026.
Use the filters below to find and compare flights from Saint George to Casper that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Saint GeorgeCasper

SGU - CPR

SGUCPR

Saint George

Thu 5/14

1:51 pm-6:57 pm

1 stop5h 06m

Casper Natrona County

Sun 5/17

7:10 am-1:16 pm

1 stop6h 06m

$398

Saint GeorgeCasper

SGU - CPR

SGUCPR

Saint George

Thu 5/14

11:45 am-10:10 pm

2 stops10h 25m

Casper Natrona County

Sun 5/17

9:00 am-1:16 pm

1 stop4h 16m

$433

Saint GeorgeCasper

SGU - CPR

SGUCPR

Saint George

Thu 5/14

11:45 am-10:10 pm

2 stops10h 25m

Casper Natrona County

Sun 5/17

5:25 am-4:05 pm

2 stops10h 40m

$889
Cheapest one-way
Quickest one-way

Saint GeorgeCasper

SGU - CPR

SGUCPR

Saint George

Fri 5/8

5:15 am-12:41 pm

1 stop7h 26m

$414

Saint GeorgeCasper

SGU - CPR

SGUCPR

Saint George

Fri 5/8

11:45 am-8:17 pm

2 stops8h 32m

$864

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Casper from

How to get the cheapest flight ticket from Saint George 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 airline that flies from Saint George to Casper Natrona County?

United Airlines is the most popular carrier operating from Saint George to Casper Natrona County

When to book flights from Saint George to Casper

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

Cheap Saint George to Casper (SGU to CPR) flight deals and tips

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

Fastest flight time

4h 33m

Direct flights

None
The fastest flight from Saint George to Casper takes 4h 33m
There are no direct flights from Saint George to Casper. There are no popular flight routes from Saint George to Casper.
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Frequently asked questions about flying from Saint George to Casper

  • How far is Saint George to Casper Natrona County by plane?

    The distance between Saint George and Casper Natrona County is about 551.3 mi. Typically, this will take 4h 33m by plane in normal conditions.

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

    Prices for flights from Saint George Airport to Casper Natrona County Airport are updated daily.

  • How old do you have to be to fly from Saint George Airport to Casper Natrona County Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Saint George 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 Saint George to Casper?

It is quick and easy to find Saint George to Casper flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Casper that suits you.

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

Yes. momondo enables you to select and highlight flights to Casper from Saint George with this policy.

How can momondo help me find flights from Saint George to Casper?

momondo helps you find the best flight between Saint George and Casper by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Saint George to Casper flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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