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Costa Rica

$155+ Cheap flights from Missouri to Costa Rica

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
STL — SJO
Apr 22 — Apr 291
Tue 4/22
Tue 4/29
1 adult, Economy
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Cheap flight deals from Missouri to Costa Rica

Keep the following information in mind while searching for Missouri to Costa Rica flight deals. Data was last updated April 17, 2025.

Most accurate provider

AranGrant
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$289
(Mytrip)

One-way from

$155
(Delta)

Popular in

December

Cheapest in

August

Average price

$573
Provider with most accurate pricing for Kansas City-San José Juan Santamaria Intl flight deals.
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Provider most trusted by Cheapflights users for Kansas City-San José Juan Santamaria Intl flights.
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From Missouri to Costa Rica
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One-way flight from Missouri to Costa Rica
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Highest demand for flights based on searches. 10% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Find flight deals from Missouri to Costa Rica

Cheapest flights from Missouri to Costa Rica
Explore the most affordable flight options available from Missouri to Costa Rica. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Mytrip deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/255:46 amMCI - SJO
1 stop29h 41mSpirit Airlines
Thu 5/2911:32 amSJO - MCI
1 stop10h 09mSpirit Airlines
Deal found 4/17$289
This Kiwi.com deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/125:45 pmSTL - SJO
2 stops42h 48mMultiple Airlines
Fri 6/1311:32 amSJO - STL
1 stop11h 21mMultiple Airlines
Deal found 4/16$333
This American Airlines deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/75:13 amSTL - SJO
1 stop14h 22mAmerican Airlines
Wed 5/2811:59 pmSJO - STL
1 stop8h 00mAmerican Airlines
Deal found 4/16$340
This Delta deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/36:00 amSTL - SJO
1 stop6h 48mDelta
Wed 9/171:18 pmSJO - STL
1 stop9h 21mDelta
Deal found 4/16$342
This American Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/225:04 amMCI - SJO
2 stops14h 26mAmerican Airlines
Fri 8/297:40 amSJO - MCI
1 stop13h 37mAmerican Airlines
Deal found 4/17$366
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/106:00 amSTL - LIR
1 stop7h 00mDelta
Tue 6/171:25 pmLIR - STL
1 stop9h 26mDelta
Deal found 4/17$385
This American Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/277:19 pmSTL - LIR
2 stops19h 07mAmerican Airlines
Tue 6/312:45 pmLIR - STL
2 stops19h 57mAmerican Airlines
Deal found 4/17$389
This Mytrip deal was found by Cheapflights users on 4/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/176:45 pmMCI - SJO
3 stops37h 43mMultiple Airlines
Thu 5/2211:32 amSJO - MCI
1 stop10h 09mMultiple Airlines
Deal found 4/16$392
This Air Canada deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/57:30 amSTL - SJO
1 stop16h 20mAir Canada
Wed 6/188:00 amSJO - STL
1 stop27h 36mAir Canada
Deal found 4/17$416
This United Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/38:27 amSTL - SJO
1 stop12h 10mUnited Airlines
Fri 10/1012:44 pmSJO - STL
1 stop10h 00mUnited Airlines
Deal found 4/17$423
This Delta deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/216:00 amMCI - LIR
1 stop6h 47mDelta
Tue 9/301:12 pmLIR - MCI
1 stop8h 09mDelta
Deal found 4/17$427
This American Airlines deal was found by Cheapflights users on 4/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/217:20 pmMCI - LIR
2 stops18h 41mAmerican Airlines
Tue 9/302:05 pmLIR - MCI
2 stops19h 27mAmerican Airlines
Deal found 4/17$431

Cheapflights Fare Finder

Customize your flight search to find flights from Missouri 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, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Missouri to Costa Rica that are best for you.

Fly from

Missouri

Fly to

Costa Rica

Route

Depart

Return

Price

Kansas CitySan José

MCI - SJO

MCISJO

Kansas City

Sun 5/25

5:46 am-10:27 am

1 stop29h 41m

San José Juan Santamaria Intl

Thu 5/29

11:32 am-10:41 pm

1 stop10h 09m

$289

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Mon 5/12

5:45 pm-11:33 am

2 stops42h 48m

San José Juan Santamaria Intl

Fri 6/13

11:32 am-11:53 pm

1 stop11h 21m

$333

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Wed 5/7

5:13 am-6:35 pm

1 stop14h 22m

San José Juan Santamaria Intl

Wed 5/28

11:59 pm-8:59 am

1 stop8h 00m

$340

Kansas CitySan José

MCI - SJO

MCISJO

Kansas City

Wed 5/28

7:11 am-10:17 pm

1 stop16h 06m

San José Juan Santamaria Intl

Thu 6/5

11:59 pm-8:51 am

1 stop7h 52m

$368

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Tue 6/10

6:00 am-12:00 pm

1 stop7h 00m

Liberia

Tue 6/17

1:25 pm-11:51 pm

1 stop9h 26m

$385

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Tue 5/27

7:19 pm-1:26 pm

2 stops19h 07m

Liberia

Tue 6/3

12:45 pm-9:42 am

2 stops19h 57m

$389

Kansas CitySan José

MCI - SJO

MCISJO

Kansas City

Sat 5/17

6:45 pm-7:28 am

3 stops37h 43m

San José Juan Santamaria Intl

Thu 5/22

11:32 am-10:41 pm

1 stop10h 09m

$392

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Thu 6/5

7:30 am-10:50 pm

1 stop16h 20m

San José Juan Santamaria Intl

Wed 6/18

8:00 am-12:36 pm

1 stop27h 36m

$416

Kansas CityLiberia

MCI - LIR

MCILIR

Kansas City

Tue 6/10

5:45 am-12:00 pm

1 stop7h 15m

Liberia

Tue 6/17

1:25 pm-12:08 am

1 stop9h 43m

$437

Kansas CityLiberia

MCI - LIR

MCILIR

Kansas City

Tue 6/10

7:40 pm-11:24 am

2 stops16h 44m

Liberia

Tue 6/17

12:35 pm-11:50 pm

1 stop10h 15m

$441

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/15

Showing 1-10 of 33 results
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Best time to book a flight from Missouri to Costa Rica

Have a flexible travel schedule? Discover the best time to fly to Costa Rica from Missouri with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Missouri to Costa Rica

What is the cheapest month to book a flight from Missouri to Costa Rica?

Currently, September is the cheapest month in which you can book a flight from Missouri to Costa Rica (average of $398). Flying from Missouri to Costa Rica in March is currently the most expensive (average of $555). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from MO to CR?

Find hourly flight availability from Missouri to Costa Rica. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 17, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Missouri to Costa Rica as you normally would.

Rainfall in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Costa Rica ranges from 0.0 - 11.8 inches per month. September is typically the wettest month, when rainfall can reach 11.8 in. February is typically the driest time to visit Costa Rica when rainfall is around 0.0 in.

Temperature in Costa Rica by month

Plan your trip to Costa Rica by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Costa Rica, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 69.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 64.4 F).

Reviews of airlines servicing Costa Rica

Get insights into the airlines that provide service to Costa Rica. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Costa Rica. Reviews last updated April 17, 2025.
Read reviews from past customers who have flown Alaska Airlines, Southwest and Delta from Missouri to Costa Rica. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Alaska Airlines
8.0
Very good
9,882 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Southwest
8.0
Very good
4,280 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
Delta
8.0
Very good
7,917 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
United Airlines
7.4
Good
8,667 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
9,882 reviews

Boarding

8.2

Overall

8.0

Food

7.1

Crew

8.5

Comfort

7.9

Entertainment

7.1

Reviews

1 / 20
4.0
Okay

Anonymous,Apr 2025

LAS - STS

flight was delayed both ways even tho the weather was clear >

Related info for your journey

Find useful and relevant information for your journey from Missouri to Costa Rica. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Missouri to Costa Rica one-way?

    $155 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and Spirit Airlines, with prices starting from $159 and $174, respectively.

  • Can I find deals for flights from Missouri to Costa Rica that include hotel bookings?

    Yes. In addition to deals on Missouri to Costa Rica flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Missouri to Costa Rica?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Missouri to Costa Rica.

  • Can I find deals for business class flights from Missouri to Costa Rica?

    Yes. Cheapflights offers flight deals from Missouri to Costa Rica by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Missouri to Costa Rica?

    Currently, September is the cheapest month in which you can book a flight from Missouri to Costa Rica (average of $398). Flying from Missouri to Costa Rica in March is currently the most expensive (average of $555). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Missouri to Costa Rica

See prices for flight routes from nearby airports that may be better suited for you.
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Top 5 airlines flying from Missouri to Costa Rica

Discover the top 5 airlines that operate flights from Missouri to Costa Rica. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$246Average$350FlexibilityNo cancel feeOn-time65%
American AirlinesCheapest$353Average$638FlexibilityNo cancel feeOn-time71%
DeltaCheapest$364Average$590FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$388Average$677FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$418Average$702FlexibilityNo cancel feeOn-time63%

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