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Cheap flights from Casper to Costa Rica from $482

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 4/25. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
6:01 pm - 10:11 amCPR-SJO
16h 10m2 stops
United Airlines Logo
11:13 am - 10:53 amSJO-CPR
23h 40m2 stops
$482United Airlines
Find Deal
Sat, Apr 25 - Wed, Apr 29
United Airlines Logo
1:25 pm - 9:15 pmCPR-SJO
7h 50m1 stop
United Airlines Logo
1:30 pm - 5:04 pmSJO-CPR
27h 34m2 stops
$512United Airlines
Find Deal
Sat, Apr 25 - Wed, Apr 29

United Airlines flights from Casper to Costa Rica

Our best United Airlines deals on Casper to Costa Rica flight tickets
United Airlines
Nov 8
CPR5:30 amCasper Natrona County
14h 09m
2 stops
SJO8:39 pmSan José Juan Santamaria Intl
Nov 10
SJO8:45 amSan José Juan Santamaria Intl
14h 13m
2 stops
CPR9:58 pmCasper Natrona County
$362
Find similar
United Airlines
Apr 25
CPR6:01 pmCasper Natrona County
16h 10m
2 stops
SJO10:11 amSan José Juan Santamaria Intl
Apr 29
SJO11:13 amSan José Juan Santamaria Intl
23h 40m
2 stops
CPR10:53 amCasper Natrona County
$482
Find similar
United Airlines
Apr 25
CPR1:25 pmCasper Natrona County
7h 50m
1 stop
SJO9:15 pmSan José Juan Santamaria Intl
Apr 29
SJO1:30 pmSan José Juan Santamaria Intl
27h 34m
2 stops
CPR5:04 pmCasper Natrona County
$512
Find similar

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 November 4, 2025.
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

CasperSan José

CPR - SJO

CPRSJO

Casper Natrona County

Sat 4/25

6:01 pm-10:11 am

2 stops16h 10m

San José Juan Santamaria Intl

Wed 4/29

11:13 am-10:53 am

2 stops23h 40m

$482

CasperSan José

CPR - SJO

CPRSJO

Casper Natrona County

Sat 4/25

1:25 pm-9:15 pm

1 stop7h 50m

San José Juan Santamaria Intl

Wed 4/29

1:30 pm-5:04 pm

2 stops27h 34m

$512

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Casper to Costa Rica

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 day to depart on your flight to Costa Rica?

According to our data, Monday is the cheapest day to fly to Costa Rica from Casper. The lowest ticket price found for a Monday departure recently was $828. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $1,942. These prices are subject to change though, so be sure to set up a Price Alert for flights to Costa Rica.

What is the cheapest time of day to depart on your flight to Costa Rica?

At noon is the cheapest time of day to fly from Casper to Costa Rica when you can find flight prices for as low as $850. Flying to Costa Rica at noon is an ideal time because this is during off-peak travel hours. Flights to Costa Rica are more costly in the morning, with an average ticket price of $1,942. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

Direct flights

None
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.

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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