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$298+ Cheap flights from Santa Ana, CA to Casper (SNA - 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 5/28. Fares are subject to change and may not be available on all flights or dates of travel.
SNA — CPR
May 31 — Jun 71
Sun 5/31
Sun 6/7
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 May 1, 2026.

This United Airlines deal was found by Cheapflights users on 4/28. 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.
Thu 5/286:45 am
SNA
-
CPR
1 stop6h 55m
United Airlines
Sat 6/611:15 am
CPR
-
SNA
1 stop4h 41m
United Airlines
Deal found 4/28$298
This United Airlines deal was found by Cheapflights users on 4/28. 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 5/2710:20 am
SNA
-
CPR
1 stop6h 14m
United Airlines
Sat 6/61:23 pm
CPR
-
SNA
2 stops8h 32m
United Airlines
Deal found 4/28$304
This United Airlines deal was found by Cheapflights users on 4/29. 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 6/274:00 pm
SNA
-
CPR
1 stop4h 59m
United Airlines
Thu 7/26:13 pm
CPR
-
SNA
1 stop4h 48m
United Airlines
Deal found 4/29$326
This United Airlines deal was found by Cheapflights users on 4/28. 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 5/811:00 am
SNA
-
CPR
1 stop6h 57m
United Airlines
Fri 5/155:25 am
CPR
-
SNA
1 stop5h 19m
United Airlines
Deal found 4/28$438

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 May 1, 2026.

Most accurate provider

Expedia
1 star

Most trusted provider

Expedia
3 stars

Round-trip from

$298
(United Airlines)

Popular in

December

Cheapest in

March

Average price

$424
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. 17% potential increase in price ($85 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($31 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 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 May 1, 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

Santa AnaCasper

SNA - CPR

SNACPR

Santa Ana J. Wayne/Orange Cnty

Thu 5/28

6:45 am-2:40 pm

1 stop6h 55m

Casper Natrona County

Sat 6/6

11:15 am-2:56 pm

1 stop4h 41m

$298

Santa AnaCasper

SNA - CPR

SNACPR

Santa Ana J. Wayne/Orange Cnty

Wed 5/27

10:20 am-5:34 pm

1 stop6h 14m

Casper Natrona County

Sat 6/6

1:23 pm-8:55 pm

2 stops8h 32m

$304
Quickest round-trip

Santa AnaCasper

SNA - CPR

SNACPR

Santa Ana J. Wayne/Orange Cnty

Sat 6/27

4:00 pm-9:59 pm

1 stop4h 59m

Casper Natrona County

Thu 7/2

6:13 pm-10:01 pm

1 stop4h 48m

$326
Cheapest one-way
Quickest one-way

Santa AnaCasper

SNA - CPR

SNACPR

Santa Ana J. Wayne/Orange Cnty

Thu 7/16

4:00 pm-9:59 pm

1 stop4h 59m

$303

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Sorted by cheapest first
  • Most accurate provider: When it comes to deals on Santa Ana, California-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, California-Casper flight deals on Cheapflights vs. Expedia <90% of the time. Price accuracy is based on data collected from Santa Ana, California-Casper flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santa Ana, California-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, California-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.

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 May 1, 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
9,675 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

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
9,675 reviews
United Airlines
7.4
Good
9,675 reviews

Entertainment

7.1

Boarding

7.7

Crew

8.1

Overall

7.4

Comfort

7.3

Food

6.6

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, California to Casper?

    Airlines like United Airlines fly from Santa Ana, California to Casper in about 6h 55m. The time it takes to get you to your destination can typically vary by up to . There are 886 mi between Santa Ana, California and Casper.

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

    Cheapflights users have booked flights from Santa Ana, California 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.

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 May 1, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$121Average$348FlexibilityNo cancel feeOn-time69%

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