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Cheap flights from Casper to Costa Rica from $495

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Casper to Costa Rica departing on 4/19. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
11:22 am - 12:21 pm
CPR
-
SJO
24h 59m
2 stops
United Airlines Logo
1:25 pm - 12:46 pm
SJO
-
CPR
23h 21m
2 stops
$495United Airlines
Sun, Apr 19 - Thu, Apr 23
United Airlines Logo
1:21 pm - 10:11 am
CPR
-
SJO
20h 50m
2 stops
United Airlines Logo
7:55 am - 12:46 pm
SJO
-
CPR
28h 51m
2 stops
$515United Airlines
Sun, Apr 19 - Thu, Apr 23

United Airlines flights from Casper to Costa Rica

Our best United Airlines deals on Casper to Costa Rica flight tickets
United Airlines
Apr 19
CPR11:22 amCasper Natrona County
24h 59m
2 stops
SJO12:21 pmSan José Juan Santamaria Intl
Apr 23
SJO1:25 pmSan José Juan Santamaria Intl
23h 21m
2 stops
CPR12:46 pmCasper Natrona County
$495
United Airlines
Apr 19
CPR1:21 pmCasper Natrona County
20h 50m
2 stops
SJO10:11 amSan José Juan Santamaria Intl
Apr 23
SJO7:55 amSan José Juan Santamaria Intl
28h 51m
2 stops
CPR12:46 pmCasper Natrona County
$515
United Airlines
Mar 21
CPR6:09 pmCasper Natrona County
17h 47m
2 stops
SJO11:56 amSan José Juan Santamaria Intl
Mar 28
SJO6:30 amSan José Juan Santamaria Intl
28h 17m
1 stop
CPR10:47 amCasper Natrona County
$1,146

momondo Fare Finder

 
Customize your flight search to find flights from Casper to Costa Rica 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 March 13, 2026.
Use the filters below to find and compare flights from Casper to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

CasperSan José

CPR - SJO

CPRSJO

Casper Natrona County

Sun 4/19

11:22 am-12:21 pm

2 stops24h 59m

San José Juan Santamaria Intl

Thu 4/23

1:25 pm-12:46 pm

2 stops23h 21m

$495

CasperSan José

CPR - SJO

CPRSJO

Casper Natrona County

Sun 4/19

1:21 pm-10:11 am

2 stops20h 50m

San José Juan Santamaria Intl

Thu 4/23

7:55 am-12:46 pm

2 stops28h 51m

$515

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

Cheap Casper to Costa Rica flight deals and tips

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

Fastest flight time

25h 42m

Direct flights

None
The fastest flight from Casper to Costa Rica takes 25h 42m
There are no direct flights from Casper to Costa Rica. There are no popular flight routes from Casper to Costa Rica.
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  • When did momondo last update prices for flights from Casper Natrona County Airport to Costa Rica?

    Prices for flights from Casper Natrona County Airport to Costa Rica are refreshed on a daily basis.

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Casper Natrona County Airport to Costa Rica.

  • What documentation or ID do you need to fly to Costa Rica?

    The necessary travel and health documents for your Costa Rica 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.

  • How do I get Price Alerts for flights from Casper to Costa Rica?

    Confirm your travel details to search for the latest offers for flights from Casper to Costa Rica. While browsing offers there will be the option to toggle “Price Alerts”. You’ll then receive updates when prices for the flight route increase or decrease.

  • How can I save money on flights from Casper to Costa Rica with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Why use momondo?

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

It is quick and easy to find Casper to Costa Rica 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 Costa Rica that suits you.

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

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

How can momondo help me find flights from Casper to Costa Rica?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Costa Rica from Casper.

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

Yes. momondo can track prices for Casper to Costa Rica flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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1 adult
Sun 4/12
Sun 4/19
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