What is the cheapest airline that flies from Casper Natrona County to California?

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

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

Prices for flights from Casper Natrona County Airport to California are updated daily.

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

There is 1 operator available for flights from Casper Natrona County Airport to California as of November 2026.

How old do you have to be to fly from Casper Natrona County Airport to California?

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 Casper Natrona County Airport to California.

What documentation or ID do you need to fly to California?

The travel and health documents you'll need for your trip to California may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at California. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$293 Cheap Flights from Casper to California in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Casper to California

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

1:21 pm - 5:46 pmCPR Casper Natrona County-SMF Sacramento Intl

5h 25m1 stop Denver Intl

1:03 pm - 6:59 pmSMF Sacramento Intl-CPR Casper Natrona County

4h 56m1 stop Denver Intl

$358United Airlines

Wed, Dec 9 - Sat, Dec 12

8:50 am - 1:17 pmCPR Casper Natrona County-LAX Los Angeles

5h 27m1 stop Denver Intl

12:50 pm - 6:56 pmLAX Los Angeles-CPR Casper Natrona County

5h 06m1 stop Denver Intl

$358United Airlines

Thu, Feb 18 - Tue, Feb 23

8:50 am - 3:13 pmCPR Casper Natrona County-LAX Los Angeles

7h 23m1 stop Denver Intl

5:00 am - 10:47 amLAX Los Angeles-CPR Casper Natrona County

4h 47m1 stop Denver Intl

$358United Airlines

Thu, Feb 18 - Mon, Feb 22

1:21 pm - 8:04 pmCPR Casper Natrona County-SMF Sacramento Intl

7h 43m2 stops Denver Intl San Francisco

9:00 am - 5:17 pmSMF Sacramento Intl-CPR Casper Natrona County

7h 17m1 stop Denver Intl

$364United Airlines

Wed, Dec 9 - Sat, Dec 12

5:15 am - 9:14 amCPR Casper Natrona County-SAN San Diego

4h 59m1 stop Denver Intl

6:45 am - 12:42 pmSAN San Diego-CPR Casper Natrona County

4h 57m1 stop Denver Intl

$368United Airlines

Mon, Dec 21 - Thu, Dec 24

6:05 pm - 10:30 pmCPR Casper Natrona County-SAN San Diego

5h 25m1 stop Denver Intl

6:45 am - 2:48 pmSAN San Diego-CPR Casper Natrona County

7h 03m1 stop Denver Intl

$368United Airlines

Wed, Dec 2 - Tue, Dec 8

1:24 pm - 5:16 pmCPR Casper Natrona County-SAN San Diego

4h 52m1 stop Denver Intl

6:45 am - 2:43 pmSAN San Diego-CPR Casper Natrona County

6h 58m1 stop Denver Intl

$368United Airlines

Wed, Jan 27 - Wed, Feb 3

3:15 pm - 8:44 pmCPR Casper Natrona County-SAN San Diego

6h 29m1 stop Denver Intl

8:50 am - 5:04 pmSAN San Diego-CPR Casper Natrona County

7h 14m1 stop Denver Intl

$368United Airlines

Wed, Mar 3 - Sat, Mar 6

3:18 pm - 8:37 pmCPR Casper Natrona County-SAN San Diego

6h 19m1 stop Denver Intl

2:45 pm - 9:59 pmSAN San Diego-CPR Casper Natrona County

6h 14m2 stops Los Angeles Denver Intl

$374United Airlines

Mon, Dec 21 - Thu, Dec 24

10:35 am - 2:55 pmCPR Casper Natrona County-SAN San Diego

5h 20m1 stop Denver Intl

6:20 am - 2:43 pmSAN San Diego-CPR Casper Natrona County

7h 23m2 stops Los Angeles Denver Intl

$374United Airlines

Wed, Jan 27 - Wed, Feb 3

Cheap last minute flights

Enter your travel dates to find the best prices.

5:15 am - 9:34 amCPR Casper Natrona County-LAX Los Angeles

5h 19m1 stop Denver Intl

12:45 pm - 6:53 pmLAX Los Angeles-CPR Casper Natrona County

5h 08m1 stop Denver Intl

$463United Airlines

Sat, Nov 14 - Tue, Nov 17

8:20 am - 12:33 pmCPR Casper Natrona County-ONT Ontario

5h 13m1 stop Denver Intl

1:29 pm - 6:53 pmONT Ontario-CPR Casper Natrona County

4h 24m1 stop Denver Intl

$563United Airlines

Sat, Nov 14 - Tue, Nov 17

3:13 pm - 8:58 pmCPR Casper Natrona County-PSP Palm Springs

6h 45m1 stop Denver Intl

5:15 am - 10:49 amPSP Palm Springs-CPR Casper Natrona County

4h 34m1 stop Denver Intl

$578United Airlines

Wed, Nov 11 - Sun, Nov 15

3:13 pm - 8:58 pmCPR Casper Natrona County-PSP Palm Springs

6h 45m1 stop Denver Intl

5:15 am - 10:49 amPSP Palm Springs-CPR Casper Natrona County

4h 34m1 stop Denver Intl

$639United Airlines

Wed, Nov 11 - Sun, Nov 15

3:13 pm - 8:58 pmCPR Casper Natrona County-PSP Palm Springs

6h 45m1 stop Denver Intl

5:15 am - 10:49 amPSP Palm Springs-CPR Casper Natrona County

4h 34m1 stop Denver Intl

$639United Airlines

Wed, Nov 11 - Sun, Nov 15

3:13 pm - 8:58 pmCPR Casper Natrona County-PSP Palm Springs

6h 45m1 stop Denver Intl

5:15 am - 2:38 pmPSP Palm Springs-CPR Casper Natrona County

8h 23m1 stop Denver Intl

$684United Airlines

Wed, Nov 11 - Sun, Nov 15

3:13 pm - 8:58 pmCPR Casper Natrona County-PSP Palm Springs

6h 45m1 stop Denver Intl

5:15 am - 10:49 amPSP Palm Springs-CPR Casper Natrona County

4h 34m1 stop Denver Intl

$684United Airlines

Wed, Nov 11 - Sun, Nov 15

3:13 pm - 8:58 pmCPR Casper Natrona County-PSP Palm Springs

6h 45m1 stop Denver Intl

7:20 am - 6:53 pmPSP Palm Springs-CPR Casper Natrona County

10h 33m2 stops Los Angeles Denver Intl

$689United Airlines

Wed, Nov 11 - Sun, Nov 15

3:13 pm - 7:28 pmCPR Casper Natrona County-LAX Los Angeles

5h 15m1 stop Denver Intl

12:55 pm - 8:32 pmLAX Los Angeles-CPR Casper Natrona County

6h 37m2 stops Phoenix Sky Harbor Intl Denver Intl

$870United Airlines

Sat, Nov 14 - Tue, Nov 17

1:29 pm - 11:00 pmCPR Casper Natrona County-LAX Los Angeles

10h 31m2 stops Denver Intl San Francisco

10:31 am - 9:59 pmLAX Los Angeles-CPR Casper Natrona County

10h 28m2 stops San Diego Denver Intl

$1,826United Airlines

Sat, Nov 14 - Tue, Nov 17

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United Airlines flights from Casper to California

Our best United Airlines deals on Casper to California flight tickets

United Airlines

Feb 18

CPR8:50 amCasper Natrona County

5h 27m

1 stop

LAX1:17 pmLos Angeles

Feb 23

LAX12:50 pmLos Angeles

5h 06m

1 stop

CPR6:56 pmCasper Natrona County

$358

United Airlines

Dec 9

CPR1:21 pmCasper Natrona County

7h 43m

2 stops

SMF8:04 pmSacramento Intl

Dec 12

SMF9:00 amSacramento Intl

7h 17m

1 stop

CPR5:17 pmCasper Natrona County

$364

United Airlines

Dec 2

CPR6:05 pmCasper Natrona County

5h 25m

1 stop

SAN10:30 pmSan Diego

Dec 8

SAN6:45 amSan Diego

7h 03m

1 stop

CPR2:48 pmCasper Natrona County

$368

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

CasperSacramento

CPR Casper Natrona County - SMF Sacramento Intl

CPRSMF

Casper Natrona County

Wed 12/9

1:21 pm-5:46 pm

1 stop5h 25m

Sacramento Intl

Sat 12/12

1:03 pm-6:59 pm

1 stop4h 56m

$358

CasperLos Angeles

CPR Casper Natrona County - LAX Los Angeles

CPRLAX

Casper Natrona County

Thu 2/18

8:50 am-1:17 pm

1 stop5h 27m

Los Angeles

Tue 2/23

12:50 pm-6:56 pm

1 stop5h 06m

$358

CasperLos Angeles

CPR Casper Natrona County - LAX Los Angeles

CPRLAX

Casper Natrona County

Thu 2/18

8:50 am-3:13 pm

1 stop7h 23m

Los Angeles

Mon 2/22

5:00 am-10:47 am

1 stop4h 47m

$358

CasperSacramento

CPR Casper Natrona County - SMF Sacramento Intl

CPRSMF

Casper Natrona County

Wed 12/9

1:21 pm-8:04 pm

2 stops7h 43m

Sacramento Intl

Sat 12/12

9:00 am-5:17 pm

1 stop7h 17m

$364

Quickest round-trip

CasperSan Diego

CPR Casper Natrona County - SAN San Diego

CPRSAN

Casper Natrona County

Mon 12/21

5:15 am-9:14 am

1 stop4h 59m

San Diego

Thu 12/24

6:45 am-12:42 pm

1 stop4h 57m

$368

CasperSan Diego

CPR Casper Natrona County - SAN San Diego

CPRSAN

Casper Natrona County

Wed 12/2

6:05 pm-10:30 pm

1 stop5h 25m

San Diego

Tue 12/8

6:45 am-2:48 pm

1 stop7h 03m

$368

CasperSan Diego

CPR Casper Natrona County - SAN San Diego

CPRSAN

Casper Natrona County

Wed 1/27

1:24 pm-5:16 pm

1 stop4h 52m

San Diego

Wed 2/3

6:45 am-2:43 pm

1 stop6h 58m

$368

CasperSan Diego

CPR Casper Natrona County - SAN San Diego

CPRSAN

Casper Natrona County

Wed 3/3

3:15 pm-8:44 pm

1 stop6h 29m

San Diego

Sat 3/6

8:50 am-5:04 pm

1 stop7h 14m

$368

CasperSan Diego

CPR Casper Natrona County - SAN San Diego

CPRSAN

Casper Natrona County

Mon 12/21

3:18 pm-8:37 pm

1 stop6h 19m

San Diego

Thu 12/24

2:45 pm-9:59 pm

2 stops6h 14m

$374

CasperSan Diego

CPR Casper Natrona County - SAN San Diego

CPRSAN

Casper Natrona County

Wed 1/27

10:35 am-2:55 pm

1 stop5h 20m

San Diego

Wed 2/3

6:20 am-2:43 pm

2 stops7h 23m

$374

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Casper to California

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

Prices

Airlines

What is the cheapest month to fly to California?

The month of January is another great option to travel to California, with average flight prices from Casper averaging around $268.

Can stopping save me money on Casper to California flights?

You could potentially save up to 61% on your flight if you consider stops on a Casper to California flight.

Cheap Casper to California flight deals and tips

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

Best Price Found	$293
Fastest flight time	4h 26m
Direct flights	None

The best one-way flight to California from Casper in the past 72 hours is $293. The best round-trip flight deal from Casper to California found on momondo in the last 72 hours is $358.

The fastest flight from Casper to California takes 4h 26m

There are no direct flights from Casper to California. There are no popular flight routes from Casper to California.

Search flight deals

Frequently asked questions about flying from Casper to California

When did momondo last update prices for flights from Casper Natrona County Airport to California?
Prices for flights from Casper Natrona County Airport to California are updated daily.
How many operators does momondo search for flights from Casper Natrona County Airport to California?
There is 1 operator available for flights from Casper Natrona County Airport to California as of November 2026.
How old do you have to be to fly from Casper Natrona County Airport to California?
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 Casper Natrona County Airport to California.
What documentation or ID do you need to fly to California?
The travel and health documents you'll need for your trip to California may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at California. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Casper to California

Compare and see reviews for airlines that fly from Casper to California with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $257	Free Cancellation	Rating 7.3 10,471 reviews		Search United Airlines flights

Why use momondo?

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

It is quick and easy to find Casper to California flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to California that suits you.

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

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

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

Once you have performed a search for Casper to California flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Of course. momondo tracks the price of Casper to California flights. All you need is a valid email address and we will do the rest; it is that quick and easy.