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Cheap flights from Missouri to Costa Rica from $230

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Missouri to Costa Rica departing on 8/27. 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
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missouri to Costa Rica

Cheap round-trip flights

Enter your travel dates to find the best prices.
Air Canada Logo
12:10 pm - 8:20 pm
STL
-
SJO
9h 10m
1 stop
Air Canada Logo
7:10 am - 2:04 pm
SJO
-
STL
29h 54m
1 stop
$493Air Canada
Wed, Aug 5 - Wed, Aug 12
Frontier Logo
4:17 pm - 8:20 am
STL
-
SJO
17h 03m
1 stop
Frontier Logo
9:35 am - 11:59 pm
SJO
-
STL
13h 24m
1 stop
$498Frontier
Sat, Jul 4 - Sun, Jul 12
Air Canada Logo
4:15 pm - 12:55 pm
STL
-
LIR
21h 40m
1 stop
Air Canada Logo
2:55 pm - 3:30 pm
LIR
-
STL
24h 35m
1 stop
$501Air Canada
Fri, Oct 30 - Mon, Nov 2
American Airlines Logo
6:12 pm - 11:22 am
STL
-
LIR
18h 10m
2 stops
American Airlines Logo
2:15 pm - 11:52 pm
LIR
-
STL
8h 37m
1 stop
$507American Airlines
Sat, Jul 11 - Thu, Jul 16
American Airlines Logo
6:20 am - 1:52 pm
MCI
-
SJO
8h 32m
1 stop
American Airlines Logo
6:00 am - 10:45 pm
SJO
-
MCI
15h 45m
1 stop
$510American Airlines
Mon, Aug 17 - Wed, Aug 26
American Airlines Logo
5:00 am - 12:59 pm
STL
-
SJO
8h 59m
1 stop
American Airlines Logo
6:00 am - 9:49 pm
SJO
-
STL
14h 49m
1 stop
$510American Airlines
Tue, Sep 15 - Wed, Sep 30
Southwest Logo
5:10 am - 12:45 pm
STL
-
SJO
8h 35m
1 stop
Southwest Logo
9:00 am - 7:55 pm
SJO
-
STL
9h 55m
1 stop
$512Southwest
Mon, Aug 31 - Wed, Sep 9
United Airlines Logo
6:25 am - 12:21 pm
SGF
-
SJO
6h 56m
1 stop
United Airlines Logo
7:55 am - 6:55 pm
SJO
-
SGF
10h 00m
1 stop
$520United Airlines
Wed, Sep 9 - Wed, Sep 23
Southwest Logo
8:35 am - 6:40 pm
MCI
-
SJO
11h 05m
1 stop
Southwest Logo
9:00 am - 9:30 pm
SJO
-
MCI
11h 30m
2 stops
$522Southwest
Wed, Sep 23 - Thu, Oct 1
United Airlines Logo
6:00 am - 7:37 pm
SGF
-
SJO
14h 37m
2 stops
United Airlines Logo
7:55 am - 6:55 pm
SJO
-
SGF
10h 00m
1 stop
$525United Airlines
Wed, Sep 9 - Wed, Sep 23

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United Airlines flights from Missouri to Costa Rica

Our best United Airlines deals on Missouri to Costa Rica flight tickets
United Airlines
Sep 9
SGF6:25 amSpringfield-Branson
6h 56m
1 stop
SJO12:21 pmSan José Juan Santamaria Intl
Sep 23
SJO7:55 amSan José Juan Santamaria Intl
10h 00m
1 stop
SGF6:55 pmSpringfield-Branson
$520
United Airlines
Jul 3
STL5:59 pmLambert-St Louis
16h 51m
2 stops
LIR9:50 amLiberia
Jul 9
LIR11:10 amLiberia
8h 30m
1 stop
STL8:40 pmLambert-St Louis
$522
United Airlines
Sep 9
SGF6:00 amSpringfield-Branson
14h 37m
2 stops
SJO7:37 pmSan José Juan Santamaria Intl
Sep 23
SJO7:55 amSan José Juan Santamaria Intl
10h 00m
1 stop
SGF6:55 pmSpringfield-Branson
$525

Air Canada flights from Missouri to Costa Rica

Our best Air Canada deals on Missouri to Costa Rica flight tickets
Air Canada
Aug 5
STL12:10 pmLambert-St Louis
9h 10m
1 stop
SJO8:20 pmSan José Juan Santamaria Intl
Aug 12
SJO7:10 amSan José Juan Santamaria Intl
29h 54m
1 stop
STL2:04 pmLambert-St Louis
$493
Air Canada
Aug 5
STL8:55 amLambert-St Louis
12h 25m
2 stops
SJO8:20 pmSan José Juan Santamaria Intl
Aug 12
SJO7:10 amSan José Juan Santamaria Intl
29h 54m
1 stop
STL2:04 pmLambert-St Louis
$501
Air Canada
Aug 7
STL12:10 pmLambert-St Louis
34h 50m
2 stops
SJO10:00 pmSan José Juan Santamaria Intl
Aug 9
SJO7:10 amSan José Juan Santamaria Intl
34h 32m
2 stops
STL6:42 pmLambert-St Louis
$504

momondo 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, momondo users made 832,500 searches. Data last updated June 23, 2026.
Use the filters below to find and compare flights from Missouri to Costa Rica that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Wed 8/5

12:10 pm-8:20 pm

1 stop9h 10m

San José Juan Santamaria Intl

Wed 8/12

7:10 am-2:04 pm

1 stop29h 54m

$493

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Sat 7/4

4:17 pm-8:20 am

1 stop17h 03m

San José Juan Santamaria Intl

Sun 7/12

9:35 am-11:59 pm

1 stop13h 24m

$498

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Fri 10/30

4:15 pm-12:55 pm

1 stop21h 40m

Liberia

Mon 11/2

2:55 pm-3:30 pm

1 stop24h 35m

$501

St. LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Sat 7/11

6:12 pm-11:22 am

2 stops18h 10m

Liberia

Thu 7/16

2:15 pm-11:52 pm

1 stop8h 37m

$507

Kansas CitySan José

MCI - SJO

MCISJO

Kansas City

Mon 8/17

6:20 am-1:52 pm

1 stop8h 32m

San José Juan Santamaria Intl

Wed 8/26

6:00 am-10:45 pm

1 stop15h 45m

$510

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Tue 9/15

5:00 am-12:59 pm

1 stop8h 59m

San José Juan Santamaria Intl

Wed 9/30

6:00 am-9:49 pm

1 stop14h 49m

$510

St. LouisSan José

STL - SJO

STLSJO

Lambert-St Louis

Mon 8/31

5:10 am-12:45 pm

1 stop8h 35m

San José Juan Santamaria Intl

Wed 9/9

9:00 am-7:55 pm

1 stop9h 55m

$512
Quickest round-trip

SpringfieldSan José

SGF - SJO

SGFSJO

Springfield-Branson

Wed 9/9

6:25 am-12:21 pm

1 stop6h 56m

San José Juan Santamaria Intl

Wed 9/23

7:55 am-6:55 pm

1 stop10h 00m

$520

Kansas CitySan José

MCI - SJO

MCISJO

Kansas City

Wed 9/23

8:35 am-6:40 pm

1 stop11h 05m

San José Juan Santamaria Intl

Thu 10/1

9:00 am-9:30 pm

2 stops11h 30m

$522

SpringfieldSan José

SGF - SJO

SGFSJO

Springfield-Branson

Wed 9/9

6:00 am-7:37 pm

2 stops14h 37m

San José Juan Santamaria Intl

Wed 9/23

7:55 am-6:55 pm

1 stop10h 00m

$525

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 Costa Rica from

How to get the cheapest flight ticket from Missouri 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 month to fly to Costa Rica?

The cheapest month to fly to Costa Rica from Missouri is in August. Flight prices, which tend to average around $131, are often lower during this time because this is during the off-season. If you’re not able to fly to Costa Rica in August, then October is your next best option. Flight prices from Missouri to Costa Rica during October average around $157.

How far in advance should I book a flight from Missouri to Costa Rica?

You are more likely to see cheaper flights to Costa Rica from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to Costa Rica for around $558 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Costa Rica from Missouri for as low as $437 on momondo.

Can stopping save me money on Missouri to Costa Rica flights?

You could potentially save up to 10% on your flight if you consider stops on a Missouri to Costa Rica flight.

Cheap Missouri to Costa Rica flight deals and tips

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

Fastest flight time

6h 50m

Direct flights

None
The fastest flight from Missouri to Costa Rica takes 6h 50m
There are no direct flights from Missouri to Costa Rica. There are no popular flight routes from Missouri to Costa Rica.
Search flight deals

Frequently asked questions about flying from Missouri to Costa Rica

  • When did momondo last update prices for flights from Missouri to Costa Rica?

    Prices for flights from Missouri to Costa Rica are refreshed on a daily basis.

  • How many operators does momondo search for flights from Missouri to Costa Rica?

  • How old do you have to be to fly from Missouri to Costa Rica?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Costa Rica.

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

    The travel and health documents you'll need for your trip to Costa Rica may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Costa Rica. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Missouri to Costa Rica

Compare and see reviews for airlines that fly from Missouri to Costa Rica with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $217Free CancellationRating
7.8
8,430 reviews
Search Delta flights
American AirlinesPriceFrom $314Free CancellationRating
7.1
11,750 reviews
Search American Airlines flights
United AirlinesPriceFrom $327Free CancellationRating
7.4
9,879 reviews
Search United Airlines flights
SouthwestPriceFrom $366Free CancellationRating
7.9
4,242 reviews
Search Southwest flights
GOLPriceFrom $644Free CancellationRating
7.3
1,238 reviews
Search GOL flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Missouri to Costa Rica for you.

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

Flights from Missouri to Costa Rica with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

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 Missouri to Costa Rica.

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

If you are simply researching potential flights to Costa Rica, momondo offers a useful price alert feature which will track prices for flights to Costa Rica from Missouri and alert you when they change.

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