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$266+ Cheap flights from Casper (CPR) to Irvine, CA

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 11/29. Fares are subject to change and may not be available on all flights or dates of travel.
CPR — LAX
Dec 3 — Dec 101
Wed 12/3
Wed 12/10
1 adult, Economy
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Cheap flight deals from Casper to Irvine

Keep the following information in mind while searching for Casper to Irvine flight deals. Data was last updated November 3, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$266
(United Airlines)

Popular in

December

Cheapest in

August

Average price

$466
Provider with most accurate pricing for Casper Natrona County-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Casper Natrona County-Los Angeles flights.
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From Casper Natrona County to Irvine
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Highest demand for flights based on searches. 29% potential increase in price ($171 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($32 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find flight deals from Casper to Irvine

Cheapest flights from Casper to Irvine
Explore the most affordable flight options available from Casper to Irvine. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 3, 2025.

This United Airlines deal was found by Cheapflights users on 11/1. 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 11/295:30 amCPR - LAX
1 stop5h 10mUnited Airlines
Sat 12/62:30 pmLAX - CPR
1 stop6h 45mUnited Airlines
Deal found 11/1$266
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Tue 11/49:03 amCPR - LAX
1 stop7h 17mUnited Airlines
Tue 11/1111:02 amLAX - CPR
1 stop4h 51mUnited Airlines
Deal found 11/3$413
This United Airlines deal was found by Cheapflights users on 11/2. 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.
Mon 11/171:25 pmCPR - LAX
1 stop5h 15mUnited Airlines
Fri 11/2110:42 pmLAX - CPR
2 stops17h 11mUnited Airlines
Deal found 11/2$503
This United Airlines deal was found by Cheapflights users on 11/1. 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.
Sun 11/163:18 pmCPR - LAX
1 stop4h 59mUnited Airlines
Thu 11/206:55 amLAX - CPR
1 stop6h 46mUnited Airlines
Deal found 11/1$652

Cheapflights Fare Finder

 
Customize your flight search to find flights from Casper to Irvine 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 November 3, 2025.
Use the filters below to find and compare flights from Casper to Irvine that are best for you.

Fly from

Casper

Fly to

Irvine

Route

Depart

Return

Price

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Sat 11/29

5:30 am-9:40 am

1 stop5h 10m

Los Angeles

Sat 12/6

2:30 pm-10:15 pm

1 stop6h 45m

$266

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Sat 3/7

6:01 pm-10:54 pm

1 stop5h 53m

Los Angeles

Wed 3/11

12:45 pm-6:59 pm

1 stop5h 14m

$308

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Mon 11/17

1:25 pm-5:40 pm

1 stop5h 15m

Los Angeles

Fri 11/21

10:42 pm-4:53 pm

2 stops17h 11m

$503

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Sun 11/16

3:18 pm-7:17 pm

1 stop4h 59m

Los Angeles

Thu 11/20

6:55 am-2:41 pm

1 stop6h 46m

$652

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Best time to book a flight from Casper to Irvine

Have a flexible travel schedule? Discover the best time to fly to Irvine from Casper 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 Casper to Irvine
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Irvine

Get insights into the airlines that provide service to Irvine. 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 Irvine. Reviews last updated November 3, 2025.
See what other customers who have flown with United Airlines from Casper to Irvine 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
8,997 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
8,997 reviews
United Airlines
7.4
Good
8,997 reviews

Comfort

7.3

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

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

  • What airport do you fly from for flights from Casper to Irvine?

    Located just 8.1 mi from the city center, Casper Natrona County is the airport most travelers will use when flying to Irvine from Casper. Booking flights from Natrona County (CPR) to Irvine should be relatively easy as there are 0 daily outbound flights to Irvine from 1 airline.

  • How long is the flight from Casper to Irvine?

    Departing from Casper to Irvine will take you 5h 10m. The distance between Casper and Irvine is about 893 mi.

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

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

  • How can I find direct flights from Casper to Irvine?

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

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

    Yes. Cheapflights offers flight deals from Casper to Irvine 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 Casper to Irvine

Discover the top airline that operate flights from Casper to Irvine. 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 November 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$199Average$459FlexibilityNo cancel feeOn-time69%

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