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$273+ Cheap flights from Santa Ana to Casper (SNA - CPR)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/18. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — CPR
Apr 20 — Apr 271
Mon 4/20
Mon 4/27
1 adult, Economy
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Cheap flight deals from Santa Ana to Casper

Cheapest flights from Santa Ana to Casper
Explore the most affordable flight options available from Santa Ana to Casper. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 21, 2026.

This United Airlines deal was found by Cheapflights users on 3/17. 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 4/117:00 am
SNA
-
CPR
1 stop4h 46m
United Airlines
Wed 4/155:25 am
CPR
-
SNA
1 stop5h 19m
United Airlines
Deal found 3/17$318
This United Airlines deal was found by Cheapflights users on 3/20. 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 4/47:00 am
SNA
-
CPR
1 stop6h 39m
United Airlines
Wed 4/811:22 am
CPR
-
SNA
1 stop7h 01m
United Airlines
Deal found 3/20$328
This United Airlines deal was found by Cheapflights users on 3/20. 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 5/87:00 am
SNA
-
CPR
1 stop6h 39m
United Airlines
Sat 5/165:25 am
CPR
-
SNA
1 stop5h 19m
United Airlines
Deal found 3/20$344
This United Airlines deal was found by Cheapflights users on 3/16. 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.
Wed 4/229:00 am
SNA
-
CPR
1 stop4h 39m
United Airlines
Sat 4/251:21 pm
CPR
-
SNA
1 stop8h 27m
United Airlines
Deal found 3/16$388
This United Airlines deal was found by Cheapflights users on 3/19. 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 8/298:40 am
SNA
-
CPR
1 stop7h 51m
United Airlines
Wed 9/211:23 am
CPR
-
SNA
1 stop4h 41m
United Airlines
Deal found 3/19$398
This United Airlines deal was found by Cheapflights users on 3/16. 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 5/87:00 am
SNA
-
CPR
1 stop9h 32m
United Airlines
Fri 5/156:10 pm
CPR
-
SNA
1 stop4h 47m
United Airlines
Deal found 3/16$423

Find flight deals from Santa Ana to Casper

Discover tips and strategies to find the most affordable flight options for your journey from Santa Ana (SNA) 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 March 21, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$318
(United Airlines)

Popular in

December

Cheapest in

February

Average price

$646
Provider with most accurate pricing for Santa Ana J. Wayne/Orange Cnty-Casper Natrona County flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santa Ana J. Wayne/Orange Cnty-Casper Natrona County flights.
Search Deals
From Santa Ana J. Wayne/Orange Cnty to Casper Natrona County
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($57 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($29 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santa Ana 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 2,558,603 searches. Data last updated March 21, 2026.
Use the filters below to find and compare flights from Santa Ana to Casper that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

Santa AnaCasper

SNA - CPR

SNACPR

Santa Ana J. Wayne/Orange Cnty

Wed 5/20

7:00 am-2:39 pm

1 stop6h 39m

Casper Natrona County

Wed 5/27

5:15 am-9:07 am

1 stop4h 52m

$318

Santa AnaCasper

SNA - CPR

SNACPR

Santa Ana J. Wayne/Orange Cnty

Sat 4/4

7:00 am-2:39 pm

1 stop6h 39m

Casper Natrona County

Wed 4/8

5:25 am-12:18 pm

2 stops7h 53m

$334

Santa AnaCasper

SNA - CPR

SNACPR

Santa Ana J. Wayne/Orange Cnty

Fri 5/8

7:00 am-2:39 pm

1 stop6h 39m

Casper Natrona County

Sat 5/16

5:25 am-9:44 am

1 stop5h 19m

$344

Santa AnaCasper

SNA - CPR

SNACPR

Santa Ana J. Wayne/Orange Cnty

Sat 4/11

7:00 am-12:46 pm

1 stop4h 46m

Casper Natrona County

Wed 4/15

5:25 am-12:18 pm

2 stops7h 53m

$376

Santa AnaCasper

SNA - CPR

SNACPR

Santa Ana J. Wayne/Orange Cnty

Wed 4/22

9:00 am-2:39 pm

1 stop4h 39m

Casper Natrona County

Sat 4/25

1:21 pm-8:48 pm

1 stop8h 27m

$388

Santa AnaCasper

SNA - CPR

SNACPR

Santa Ana J. Wayne/Orange Cnty

Sat 8/29

8:40 am-5:31 pm

1 stop7h 51m

Casper Natrona County

Wed 9/2

11:23 am-3:04 pm

1 stop4h 41m

$398
Cheapest one-way
Quickest one-way

Santa AnaCasper

SNA - CPR

SNACPR

Santa Ana J. Wayne/Orange Cnty

Sat 7/18

10:20 am-5:29 pm

1 stop6h 09m

$273

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/20

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Santa Ana-Casper flights, users find the pricing of Expedia to be most consistent on Cheapflights vs. Expedia Users can find the same prices on Santa Ana-Casper flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Santa Ana-Casper flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Ana-Casper flights, Cheapflights users trust Expedia the most. Expedia 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 Santa Ana-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 Santa Ana to Casper

Have a flexible travel schedule? Discover the best time to fly to Casper from Santa Ana with our price prediction graph.
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.

Cheapflights Insights

Everything you need to know about your flight from Santa Ana to Casper

What is the cheapest month to book a flight from Santa Ana to Casper?

Currently, November is the cheapest month in which you can book a flight from Santa Ana to Casper (average of $267). Flying from Santa Ana to Casper in December is currently the most expensive (average of $543). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 March 21, 2026.
See what other customers who have flown with United Airlines from Santa Ana to Casper have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,452 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.
United Airlines
7.4
Good
9,452 reviews
United Airlines
7.4
Good
9,452 reviews

Boarding

7.7

Food

6.6

Overall

7.4

Crew

8.1

Comfort

7.3

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

Related info for your journey

Find useful and relevant information for your journey from Santa Ana to Casper. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Santa Ana to Casper?

    There are many flights that can get you from Santa Ana to Casper in 6h 39m. Fly via United Airlines to get the fastest option. Santa Ana and Casper are separated by a distance of 886 mi.

  • What is the cheapest airline to fly from Santa Ana to Casper round-trip?

    Cheapflights users have booked flights from Santa Ana to Casper round-trip from $121.

  • Can I find deals for flights from Santa Ana to Casper that include hotel bookings?

    Yes. In addition to deals on Santa Ana to Casper flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santa Ana to Casper?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santa Ana to Casper.

  • Can I find deals for business class flights from Santa Ana to Casper?

    Yes. Cheapflights offers flight deals from Santa Ana to Casper by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santa Ana to Casper?

    Currently, November is the cheapest month in which you can book a flight from Santa Ana to Casper (average of $267). Flying from Santa Ana to Casper in December is currently the most expensive (average of $543). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Santa Ana to Casper

Discover the top airline that operate flights from Santa Ana 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 2,558,603 searches. Data last updated March 21, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$121Average$348FlexibilityNo cancel feeOn-time69%

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