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Cheap flights from Greenville to Casper from $318

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Greenville to Casper departing on 8/29. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Greenville to Casper

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:29 pm - 10:12 pm
GSP
-
CPR
7h 43m
1 stop
United Airlines Logo
5:30 am - 2:48 pm
CPR
-
GSP
7h 18m
1 stop
$408United Airlines
Tue, Nov 3 - Sat, Nov 7
United Airlines Logo
6:30 am - 6:37 pm
GSP
-
CPR
14h 07m
2 stops
United Airlines Logo
7:00 am - 2:48 pm
CPR
-
GSP
5h 48m
1 stop
$414United Airlines
Tue, Nov 3 - Sat, Nov 7
United Airlines Logo
6:30 am - 5:04 pm
GSP
-
CPR
12h 34m
2 stops
United Airlines Logo
6:01 pm - 9:57 am
CPR
-
GSP
13h 56m
2 stops
$419United Airlines
Tue, Nov 3 - Sat, Nov 7
United Airlines Logo
6:10 am - 9:59 pm
GSP
-
CPR
17h 49m
2 stops
United Airlines Logo
6:13 pm - 9:26 pm
CPR
-
GSP
25h 13m
2 stops
$773United Airlines
Mon, Jul 20 - Fri, Jul 24
United Airlines Logo
4:15 pm - 9:59 pm
GSP
-
CPR
7h 44m
1 stop
United Airlines Logo
6:13 pm - 9:55 am
CPR
-
GSP
13h 42m
2 stops
$888United Airlines
Mon, Jul 20 - Fri, Jul 24
United Airlines Logo
4:15 pm - 9:59 pm
GSP
-
CPR
7h 44m
1 stop
United Airlines Logo
7:05 am - 3:19 pm
CPR
-
GSP
6h 14m
1 stop
$935United Airlines
Mon, Jul 20 - Fri, Jul 24

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United Airlines flights from Greenville to Casper

Our best United Airlines deals on Greenville to Casper flight tickets
United Airlines
Oct 21
GSP4:25 pmGreenville
5h 52m
1 stop
CPR8:17 pmCasper Natrona County
Oct 24
CPR5:15 amCasper Natrona County
7h 53m
1 stop
GSP3:08 pmGreenville
$408
United Airlines
Oct 21
GSP11:30 amGreenville
10h 47m
2 stops
CPR8:17 pmCasper Natrona County
Oct 24
CPR7:15 amCasper Natrona County
5h 53m
1 stop
GSP3:08 pmGreenville
$414
United Airlines
Oct 21
GSP11:30 amGreenville
9h 39m
2 stops
CPR7:09 pmCasper Natrona County
Oct 24
CPR5:15 amCasper Natrona County
13h 43m
2 stops
GSP8:58 pmGreenville
$419

momondo Fare Finder

 
Customize your flight search to find flights from Greenville 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 July 10, 2026.
Use the filters below to find and compare flights from Greenville to Casper that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

GreenvilleCasper

GSP - CPR

GSPCPR

Greenville

Tue 11/3

4:29 pm-10:12 pm

1 stop7h 43m

Casper Natrona County

Sat 11/7

5:30 am-2:48 pm

1 stop7h 18m

$408

GreenvilleCasper

GSP - CPR

GSPCPR

Greenville

Tue 11/3

6:30 am-6:37 pm

2 stops14h 07m

Casper Natrona County

Sat 11/7

7:00 am-2:48 pm

1 stop5h 48m

$414

GreenvilleCasper

GSP - CPR

GSPCPR

Greenville

Tue 11/3

6:30 am-5:04 pm

2 stops12h 34m

Casper Natrona County

Sat 11/7

6:01 pm-9:57 am

2 stops13h 56m

$419

GreenvilleCasper

GSP - CPR

GSPCPR

Greenville

Mon 7/20

6:10 am-9:59 pm

2 stops17h 49m

Casper Natrona County

Fri 7/24

6:13 pm-9:26 pm

2 stops25h 13m

$773

GreenvilleCasper

GSP - CPR

GSPCPR

Greenville

Mon 7/20

4:15 pm-9:59 pm

1 stop7h 44m

Casper Natrona County

Fri 7/24

6:13 pm-9:55 am

2 stops13h 42m

$888
Quickest round-trip

GreenvilleCasper

GSP - CPR

GSPCPR

Greenville

Mon 7/20

4:15 pm-9:59 pm

1 stop7h 44m

Casper Natrona County

Fri 7/24

7:05 am-3:19 pm

1 stop6h 14m

$935
Cheapest one-way
Quickest one-way

GreenvilleCasper

GSP - CPR

GSPCPR

Greenville

Sat 8/29

4:33 pm-8:27 pm

1 stop5h 54m

$318

GreenvilleCasper

GSP - CPR

GSPCPR

Greenville

Sat 8/29

6:30 am-2:46 pm

2 stops10h 16m

$324

GreenvilleCasper

GSP - CPR

GSPCPR

Greenville

Tue 7/21

4:15 pm-8:26 pm

1 stop6h 11m

$418

GreenvilleCasper

GSP - CPR

GSPCPR

Greenville

Tue 7/21

10:45 am-7:10 pm

2 stops10h 25m

$424

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 11 resultsSorted by cheapest first
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See travel insights to Casper from

How to get the cheapest flight ticket from Greenville 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 Greenville to Casper Natrona County?

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

When to book flights from Greenville to Casper

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

Cheap Greenville to Casper (GSP to CPR) flight deals and tips

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

Fastest flight time

5h 52m

Direct flights

None
The fastest flight from Greenville to Casper takes 5h 52m
There are no direct flights from Greenville to Casper. There are no popular flight routes from Greenville to Casper.
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Frequently asked questions about flying from Greenville to Casper

  • How far is Greenville to Casper Natrona County by plane?

    The straight-line distance from Greenville to Casper Natrona County is 1394.0 mi. Typically, this will take 5h 52m by plane in normal conditions.

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

    Prices for flights from Greenville Airport to Casper Natrona County Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Greenville Airport to Casper Natrona County Airport?

  • How old do you have to be to fly from Greenville 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 Greenville Airport to Casper Natrona County Airport.

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

    The travel and health documents required for your trip to Casper Natrona County Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Casper Natrona County Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Greenville to Casper?

Best airlines flying from Greenville to Casper

Compare and see reviews for airlines that fly from Greenville to Casper with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $258Free CancellationRating
7.4
9,955 reviews
Search United Airlines flights

Traveling to a place near Casper?

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

Why use momondo?

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

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Casper from Greenville.

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

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

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Casper from Greenville.

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

If you are simply researching potential flights to Casper, momondo offers a useful price alert feature which will track prices for flights to Casper from Greenville and alert you when they change.

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