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Cheap flights from California to Casper from $268

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from California to Casper departing on 6/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from California to Casper

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
4:00 pm - 9:59 pm
SNA
-
CPR
4h 59m
1 stop
United Airlines Logo
11:15 am - 2:56 pm
CPR
-
SNA
4h 41m
1 stop
$318United Airlines
Wed, May 27 - Sat, Jun 6
United Airlines Logo
6:15 am - 12:42 pm
SFO
-
CPR
5h 27m
1 stop
United Airlines Logo
6:13 pm - 10:56 pm
CPR
-
SFO
5h 43m
1 stop
$338United Airlines
Tue, Jun 9 - Tue, Jun 16
United Airlines Logo
4:00 pm - 10:05 pm
SNA
-
CPR
5h 05m
1 stop
United Airlines Logo
6:13 pm - 10:01 pm
CPR
-
SNA
4h 48m
1 stop
$358United Airlines
Sat, May 23 - Fri, May 29
United Airlines Logo
10:55 am - 5:34 pm
LAX
-
CPR
5h 39m
1 stop
United Airlines Logo
6:13 pm - 10:55 pm
CPR
-
LAX
5h 42m
1 stop
$372United Airlines
Fri, May 29 - Mon, Jun 1
United Airlines Logo
5:45 am - 10:46 am
LAS
-
CPR
4h 01m
1 stop
United Airlines Logo
1:23 pm - 5:06 pm
CPR
-
LAS
4h 43m
1 stop
$379United Airlines
Sun, Jun 7 - Sat, Jun 13
United Airlines Logo
11:20 am - 5:04 pm
SAN
-
CPR
4h 44m
1 stop
United Airlines Logo
6:01 pm - 10:28 pm
CPR
-
SAN
5h 27m
1 stop
$388United Airlines
Wed, Nov 4 - Sat, Nov 7
United Airlines Logo
1:00 pm - 7:09 pm
SBA
-
CPR
5h 09m
1 stop
United Airlines Logo
4:15 pm - 9:03 pm
CPR
-
SBA
5h 48m
1 stop
$388United Airlines
Tue, Aug 25 - Sat, Aug 29
United Airlines Logo
5:00 am - 10:48 am
ONT
-
CPR
4h 48m
1 stop
United Airlines Logo
1:26 pm - 8:53 pm
CPR
-
ONT
8h 27m
1 stop
$388United Airlines
Sat, Aug 29 - Wed, Sep 2
United Airlines Logo
5:20 am - 12:45 pm
LAS
-
CPR
6h 25m
1 stop
United Airlines Logo
6:05 pm - 9:59 pm
CPR
-
LAS
4h 54m
1 stop
$388United Airlines
Fri, Aug 21 - Sun, Aug 23
United Airlines Logo
12:51 pm - 9:59 pm
SJC
-
CPR
8h 08m
1 stop
United Airlines Logo
8:45 am - 5:31 pm
CPR
-
SJC
9h 46m
1 stop
$388United Airlines
Sat, Aug 29 - Wed, Sep 2

United Airlines flights from California to Casper

Our best United Airlines deals on California to Casper flight tickets
United Airlines
Oct 17
LAX7:00 amLos Angeles
4h 45m
1 stop
CPR12:45 pmCasper Natrona County
Oct 21
CPR10:06 amCasper Natrona County
5h 55m
1 stop
LAX3:01 pmLos Angeles
$308
United Airlines
May 27
SNA4:00 pmSanta Ana J. Wayne/Orange Cnty
4h 59m
1 stop
CPR9:59 pmCasper Natrona County
Jun 6
CPR11:15 amCasper Natrona County
4h 41m
1 stop
SNA2:56 pmSanta Ana J. Wayne/Orange Cnty
$318
United Airlines
Jun 9
SFO6:15 amSan Francisco
5h 27m
1 stop
CPR12:42 pmCasper Natrona County
Jun 16
CPR6:13 pmCasper Natrona County
5h 43m
1 stop
SFO10:56 pmSan Francisco
$338

momondo Fare Finder

 
Customize your flight search to find flights from California 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, momondo users made 832,500 searches. Data last updated May 13, 2026.
Use the filters below to find and compare flights from California 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

Wed 5/27

4:00 pm-9:59 pm

1 stop4h 59m

Casper Natrona County

Sat 6/6

11:15 am-2:56 pm

1 stop4h 41m

$318

San FranciscoCasper

SFO - CPR

SFOCPR

San Francisco

Tue 6/9

6:15 am-12:42 pm

1 stop5h 27m

Casper Natrona County

Tue 6/16

6:13 pm-10:56 pm

1 stop5h 43m

$338

Santa AnaCasper

SNA - CPR

SNACPR

Santa Ana J. Wayne/Orange Cnty

Sat 5/23

4:00 pm-10:05 pm

1 stop5h 05m

Casper Natrona County

Fri 5/29

6:13 pm-10:01 pm

1 stop4h 48m

$358

Los AngelesCasper

LAX - CPR

LAXCPR

Los Angeles

Fri 5/29

10:55 am-5:34 pm

1 stop5h 39m

Casper Natrona County

Mon 6/1

6:13 pm-10:55 pm

1 stop5h 42m

$372
Quickest round-trip

Las VegasCasper

LAS - CPR

LASCPR

Las Vegas Harry Reid Intl

Sun 6/7

5:45 am-10:46 am

1 stop4h 01m

Casper Natrona County

Sat 6/13

1:23 pm-5:06 pm

1 stop4h 43m

$379

San DiegoCasper

SAN - CPR

SANCPR

San Diego

Wed 11/4

11:20 am-5:04 pm

1 stop4h 44m

Casper Natrona County

Sat 11/7

6:01 pm-10:28 pm

1 stop5h 27m

$388

Santa BarbaraCasper

SBA - CPR

SBACPR

Santa Barbara

Tue 8/25

1:00 pm-7:09 pm

1 stop5h 09m

Casper Natrona County

Sat 8/29

4:15 pm-9:03 pm

1 stop5h 48m

$388

OntarioCasper

ONT - CPR

ONTCPR

Ontario

Sat 8/29

5:00 am-10:48 am

1 stop4h 48m

Casper Natrona County

Wed 9/2

1:26 pm-8:53 pm

1 stop8h 27m

$388

Las VegasCasper

LAS - CPR

LASCPR

Las Vegas Harry Reid Intl

Fri 8/21

5:20 am-12:45 pm

1 stop6h 25m

Casper Natrona County

Sun 8/23

6:05 pm-9:59 pm

1 stop4h 54m

$388

San JoseCasper

SJC - CPR

SJCCPR

San Jose

Sat 8/29

12:51 pm-9:59 pm

1 stop8h 08m

Casper Natrona County

Wed 9/2

8:45 am-5:31 pm

1 stop9h 46m

$388

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Casper from

How to get the cheapest flight ticket from California to Casper

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

What is the cheapest month to fly to Casper?

In general, October is the cheapest month to fly from California to Casper. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $248. If you aren’t able to travel during the month of October, then book flights to Casper from California during November instead. Flights to Casper in November, while not as cheap as those in October, still average around $254.

Cheap California to Casper flight deals and tips

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

Fastest flight time

4h 40m

Direct flights

None
The fastest flight from California to Casper takes 4h 40m
There are no direct flights from California to Casper. There are no popular flight routes from California to Casper.
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Frequently asked questions about flying from California to Casper

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

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

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

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from California to Casper Natrona County Airport.

  • What documentation or ID do you need to fly to Casper Natrona County Airport?

    The required travel and health documents for your Casper Natrona County Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Casper Natrona County Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from California to Casper

Compare and see reviews for airlines that fly from California to Casper with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $121Free CancellationRating
7.4
9,706 reviews
Search United Airlines flights

Traveling to a place near Casper?

Book flights to Casper if you plan to visit one of these locations
Rawlins
Evansville
Douglas

Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from California to Casper. momondo saves you time and could save you money on your trip.

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

Yes. momondo allows you to filter the results for California to Casper flights to just show those with flexible booking policies.

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

momondo provides multiple filters to help you find the best flight to Casper from California. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Price alerts on flights to Casper from California are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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