How long is the flight from Casper to Irvine?

Departing from Casper to Irvine will take you 5h 24m. The distance between Casper and Irvine is about 893 mi.

In terms of precipitation, rainfall in Irvine ranges from 0.0 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. July is typically the driest time to visit Irvine when rainfall is around 0.0 in.

If weather is an important factor for your trip to Irvine, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 57.2 F).

What is the cheapest time of day to fly from CPR to IR9?

When flying from Casper to Irvine, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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.

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.

$243+ Flights from Casper to Irvine

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Cheap 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 December 18, 2025.

Sat 12/279:05 amCPR - LAX

1 stop9h 27mUnited Airlines

Wed 12/315:00 amLAX - CPR

1 stop8h 40mUnited Airlines

Deal found 12/15

$553

Best flights from Casper to Irvine
Discover carefully curated flight deals from Casper to Irvine that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 18, 2025.

Fri 1/25:30 amCPR - LAX

1 stop5h 06mUnited Airlines

Tue 1/65:00 amLAX - CPR

1 stop4h 53mUnited Airlines

Deal found 12/17

$268

Wed 2/111:16 pmCPR - LAX

1 stop6h 59mUnited Airlines

Mon 2/166:40 amLAX - CPR

1 stop7h 00mUnited Airlines

Deal found 12/16

$318

Sat 1/313:17 pmCPR - LAX

1 stop4h 58mUnited Airlines

Tue 2/31:04 pmLAX - CPR

1 stop5h 02mUnited Airlines

Deal found 12/15

$328

Thu 1/16:10 pmCPR - LAX

1 stop5h 45mUnited Airlines

Mon 1/55:00 amLAX - CPR

1 stop4h 51mUnited Airlines

Deal found 12/16

$333

Fri 4/105:50 pmCPR - LAX

1 stop5h 49mUnited Airlines

Sun 4/127:00 amLAX - CPR

1 stop4h 45mUnited Airlines

Deal found 12/16

$414

Fri 1/165:30 amCPR - LAX

1 stop5h 06mUnited Airlines

Sun 1/251:30 pmLAX - CPR

2 stops7h 44mUnited Airlines

Deal found 12/15

$619

Last-minute flights from Casper to Irvine
Discover last-minute flight deals from Casper to Irvine. Data last updated December 18, 2025 and is based on user searches.

Sat 12/279:05 amCPR - LAX

1 stop9h 27mUnited Airlines

Wed 12/315:00 amLAX - CPR

1 stop8h 40mUnited Airlines

Deal found 12/15

$553

Thu 1/16:10 pmCPR - LAX

1 stop5h 45mUnited Airlines

Mon 1/55:00 amLAX - CPR

1 stop4h 51mUnited Airlines

Deal found 12/16

$333

Fri 1/25:30 amCPR - LAX

1 stop5h 06mUnited Airlines

Tue 1/65:00 amLAX - CPR

1 stop4h 53mUnited Airlines

Deal found 12/17

$268

Fri 1/166:04 pmCPR - LAX

1 stop5h 24mUnited Airlines

Sun 1/255:00 amLAX - CPR

1 stop4h 53mUnited Airlines

Deal found 12/15

$293

Sat 1/311:16 pmCPR - LAX

1 stop5h 09mUnited Airlines

Tue 2/31:04 pmLAX - CPR

1 stop6h 36mUnited Airlines

Deal found 12/17

$328

One-way flights from Casper to Irvine
Search for one-way flight options from Casper to Irvine. Find affordable one-way fares based on user searches. Data last updated December 18, 2025.

Fri 1/163:17 pmCPR - LAX

1 stop4h 58mUnited Airlines

Deal found 12/17

$243

Sat 1/316:04 pmCPR - LAX

2 stops15h 43mUnited Airlines

Deal found 12/17

$318

Thu 1/17:00 amCPR - LAX

1 stop16h 55mUnited Airlines

Deal found 12/17

$442

Find flight deals from Casper to Irvine

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$293 (United Airlines)
One-way from	$243 (United Airlines)
Popular in	December
Cheapest in	February
Average price	$486

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

Search Deals

One-way flight from Casper Natrona County to Irvine

Search Deals

Highest demand for flights based on searches. 20% potential increase in price ($95 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Fri 1/2

5:30 am-9:36 am

1 stop5h 06m

Los Angeles

Tue 1/6

5:00 am-10:53 am

1 stop4h 53m

$268

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Wed 2/11

1:16 pm-7:15 pm

1 stop6h 59m

Los Angeles

Mon 2/16

6:40 am-2:40 pm

1 stop7h 00m

$318

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Sat 1/31

3:17 pm-7:15 pm

1 stop4h 58m

Los Angeles

Tue 2/3

1:04 pm-7:06 pm

1 stop5h 02m

$328

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Thu 1/1

6:10 pm-10:55 pm

1 stop5h 45m

Los Angeles

Mon 1/5

5:00 am-10:51 am

1 stop4h 51m

$333

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Fri 4/10

5:50 pm-10:39 pm

1 stop5h 49m

Los Angeles

Sun 4/12

7:00 am-12:45 pm

1 stop4h 45m

$414

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Fri 1/16

5:30 am-9:36 am

1 stop5h 06m

Los Angeles

Sun 1/25

1:30 pm-10:14 pm

2 stops7h 44m

$619

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Fri 1/16

3:17 pm-7:15 pm

1 stop4h 58m

$243

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Sat 1/31

7:00 am-11:23 am

1 stop5h 23m

$243

CasperLos Angeles

CPR - LAX

CPRLAX

Casper Natrona County

Thu 1/1

7:00 am-10:55 pm

1 stop16h 55m

$442

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

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

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

9,091 reviews

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

9,091 reviews

United Airlines

7.4

Good

9,091 reviews

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

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 24m. 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

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Casper to Irvine

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$253	Average$452	FlexibilityNo cancel fee	On-time69%

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$243+ Cheap flights from Casper (CPR) to Irvine, CA

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 1/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Casper to Irvine with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Casper to Irvine

Cheapest flights from Casper to IrvineExplore 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 December 18, 2025.

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 December 18, 2025.

Find flight deals from Casper to Irvine

Keep the following information in mind while searching for Casper to Irvine flight deals. Data was last updated December 18, 2025.

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Casper to Irvine that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Casper to Irvine

Reviews of airlines servicing Irvine

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.

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?

How long is the flight from Casper to Irvine?

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

How can I find direct flights from Casper to Irvine?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Casper to Irvine

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Casper to Irvine

100% Free

Book with Flexibility

Travel Smart

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 December 18, 2025.