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Cheap flights from San Jose, California to Casper from $350

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Jose, California to Casper departing on 7/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from San Jose, California to Casper

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
12:51 pm - 8:27 pm
SJC
-
CPR
6h 36m
1 stop
United Airlines Logo
1:26 pm - 5:31 pm
CPR
-
SJC
5h 05m
1 stop
$378United Airlines
Sat, Aug 29 - Wed, Sep 2
United Airlines Logo
8:45 am - 7:09 pm
SJC
-
CPR
9h 24m
1 stop
United Airlines Logo
4:15 pm - 8:57 pm
CPR
-
SJC
5h 42m
1 stop
$438United Airlines
Sat, Aug 15 - Wed, Aug 19
United Airlines Logo
12:51 pm - 7:09 pm
SJC
-
CPR
5h 18m
1 stop
United Airlines Logo
5:15 am - 10:50 pm
CPR
-
SJC
18h 35m
2 stops
$607United Airlines
Sat, Aug 29 - Wed, Sep 2
United Airlines Logo
8:45 am - 7:09 pm
SJC
-
CPR
9h 24m
1 stop
United Airlines Logo
6:05 pm - 11:46 am
CPR
-
SJC
18h 41m
2 stops
$642United Airlines
Sat, Aug 15 - Wed, Aug 19
United Airlines Logo
8:45 am - 7:09 pm
SJC
-
CPR
9h 24m
1 stop
United Airlines Logo
1:26 pm - 11:46 am
CPR
-
SJC
23h 20m
3 stops
$730United Airlines
Sat, Aug 15 - Wed, Aug 19
United Airlines Logo
2:32 pm - 9:59 pm
SJC
-
CPR
6h 27m
1 stop
United Airlines Logo
5:15 am - 1:24 pm
CPR
-
SJC
9h 09m
1 stop
$754United Airlines
Wed, Jun 3 - Sun, Jun 7

United Airlines flights from San Jose, California to Casper

Our best United Airlines deals on San Jose, California to Casper flight tickets
United Airlines
Aug 29
SJC12:51 pmSan Jose
6h 36m
1 stop
CPR8:27 pmCasper Natrona County
Sep 2
CPR1:26 pmCasper Natrona County
5h 05m
1 stop
SJC5:31 pmSan Jose
$378
United Airlines
Aug 15
SJC8:45 amSan Jose
9h 24m
1 stop
CPR7:09 pmCasper Natrona County
Aug 19
CPR4:15 pmCasper Natrona County
5h 42m
1 stop
SJC8:57 pmSan Jose
$438
United Airlines
Aug 29
SJC12:51 pmSan Jose
5h 18m
1 stop
CPR7:09 pmCasper Natrona County
Sep 2
CPR5:15 amCasper Natrona County
18h 35m
2 stops
SJC10:50 pmSan Jose
$607

momondo Fare Finder

 
Customize your flight search to find flights from San Jose, 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 21, 2026.
Use the filters below to find and compare flights from San Jose, California to Casper that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

San JoseCasper

SJC - CPR

SJCCPR

San Jose

Sat 8/29

12:51 pm-8:27 pm

1 stop6h 36m

Casper Natrona County

Wed 9/2

1:26 pm-5:31 pm

1 stop5h 05m

$378

San JoseCasper

SJC - CPR

SJCCPR

San Jose

Sat 8/15

8:45 am-7:09 pm

1 stop9h 24m

Casper Natrona County

Wed 8/19

4:15 pm-8:57 pm

1 stop5h 42m

$438

San JoseCasper

SJC - CPR

SJCCPR

San Jose

Sat 8/29

12:51 pm-7:09 pm

1 stop5h 18m

Casper Natrona County

Wed 9/2

5:15 am-10:50 pm

2 stops18h 35m

$607

San JoseCasper

SJC - CPR

SJCCPR

San Jose

Sat 8/15

8:45 am-7:09 pm

1 stop9h 24m

Casper Natrona County

Wed 8/19

6:05 pm-11:46 am

2 stops18h 41m

$642

San JoseCasper

SJC - CPR

SJCCPR

San Jose

Sat 8/15

8:45 am-7:09 pm

1 stop9h 24m

Casper Natrona County

Wed 8/19

1:26 pm-11:46 am

3 stops23h 20m

$730

San JoseCasper

SJC - CPR

SJCCPR

San Jose

Wed 6/3

2:32 pm-9:59 pm

1 stop6h 27m

Casper Natrona County

Sun 6/7

5:15 am-1:24 pm

1 stop9h 09m

$754
Cheapest one-way
Quickest one-way

San JoseCasper

SJC - CPR

SJCCPR

San Jose

Sun 7/12

8:45 am-7:10 pm

1 stop9h 25m

$350

San JoseCasper

SJC - CPR

SJCCPR

San Jose

Sun 7/12

6:30 am-8:51 am

2 stops25h 21m

$642

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Casper from

How to get the cheapest flight ticket from San Jose, 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 airline that flies from San Jose to Casper Natrona County?

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

When to book flights from San Jose, California to Casper

Are you open to changing your travel dates? Check out the ideal times to fly from San Jose, California to Casper according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Jose, California to Casper (SJC to CPR) flight deals and tips

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

Fastest flight time

6h 27m

Direct flights

None
The fastest flight from San Jose, California to Casper takes 6h 27m
There are no direct flights from San Jose, California to Casper. There are no popular flight routes from San Jose, California to Casper.
Search flight deals

Frequently asked questions about flying from San Jose, California to Casper

  • How far is San Jose to Casper Natrona County by plane?

    The distance between San Jose and Casper Natrona County is about 903.9 mi. By plane, this route typically takes 6h 27m.

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

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

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

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

    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 San Jose Airport to Casper Natrona County Airport.

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

    The necessary travel and health documents for your Casper Natrona County Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from San Jose, California to Casper?

Best airlines flying from San Jose, California to Casper

Compare and see reviews for airlines that fly from San Jose, California to Casper with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $283Free CancellationRating
7.4
9,748 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 San Jose to Casper?

Finding the right flight to Casper from San Jose is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Casper quick and easy, saving you time and money.

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

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

How can momondo help me find flights from San Jose to Casper?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from San Jose to Casper.

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

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

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