Cheap flights from Costa Rica to St. Louis from $227
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Costa Rica to St. Louis departing on 11/25. 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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Fly from
Fly to
Route
Depart
Return
San JoséSt. Louis
SJO San José Juan Santamaria Intl - STL Lambert-St Louis
SJOSTL
San José Juan Santamaria Intl
Thu 1/21
6:30 am-2:55 pm
1 stop8h 25m
Lambert-St Louis
Thu 1/28
3:45 pm-1:51 pm
1 stop22h 06m
San JoséSt. Louis
SJO San José Juan Santamaria Intl - STL Lambert-St Louis
SJOSTL
San José Juan Santamaria Intl
Thu 1/21
1:31 pm-9:36 am
1 stop20h 05m
Lambert-St Louis
Thu 1/28
5:57 am-7:54 pm
2 stops13h 57m
San JoséSt. Louis
SJO San José Juan Santamaria Intl - STL Lambert-St Louis
SJOSTL
San José Juan Santamaria Intl
Wed 11/4
2:25 pm-9:59 pm
1 stop7h 34m
Lambert-St Louis
Wed 11/18
6:00 am-1:12 pm
1 stop7h 12m
San JoséSt. Louis
SJO San José Juan Santamaria Intl - STL Lambert-St Louis
SJOSTL
San José Juan Santamaria Intl
Thu 11/5
2:25 pm-11:54 pm
1 stop9h 29m
Lambert-St Louis
Wed 11/18
6:00 am-1:12 pm
1 stop7h 12m
San JoséSt. Louis
SJO San José Juan Santamaria Intl - STL Lambert-St Louis
SJOSTL
San José Juan Santamaria Intl
Fri 11/20
3:03 pm-11:35 pm
1 stop8h 32m
Lambert-St Louis
Sun 11/29
5:00 am-1:46 pm
1 stop8h 46m
San JoséSt. Louis
SJO San José Juan Santamaria Intl - STL Lambert-St Louis
SJOSTL
San José Juan Santamaria Intl
Fri 11/20
3:52 pm-8:21 am
2 stops16h 29m
Lambert-St Louis
Sun 11/29
5:00 am-1:46 pm
1 stop8h 46m
San JoséSt. Louis
SJO San José Juan Santamaria Intl - STL Lambert-St Louis
SJOSTL
San José Juan Santamaria Intl
Mon 11/2
11:28 pm-9:40 pm
2 stops22h 12m
Lambert-St Louis
Mon 11/16
6:15 am-1:22 pm
1 stop7h 07m
San JoséSt. Louis
SJO San José Juan Santamaria Intl - STL Lambert-St Louis
SJOSTL
San José Juan Santamaria Intl
Mon 11/2
12:35 pm-10:02 am
1 stop21h 27m
Lambert-St Louis
Mon 11/16
6:15 am-1:22 pm
1 stop7h 07m
San JoséSt. Louis
SJO San José Juan Santamaria Intl - STL Lambert-St Louis
SJOSTL
San José Juan Santamaria Intl
Wed 1/20
1:15 am-5:50 pm
2 stops16h 35m
Lambert-St Louis
Thu 1/28
5:02 am-8:39 pm
2 stops15h 37m
San JoséSt. Louis
SJO San José Juan Santamaria Intl - STL Lambert-St Louis
SJOSTL
San José Juan Santamaria Intl
Wed 11/25
2:37 pm-11:56 pm
1 stop9h 19m
Lambert-St Louis
Mon 11/30
2:31 pm-10:15 pm
1 stop7h 44m
See travel insights to St. Louis from
How to get the cheapest flight ticket from Costa Rica to St. Louis
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 St. Louis?
In general, February is the cheapest month to fly from Costa Rica to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $478. The month of December is another great option to travel to St. Louis, with average flight prices from Costa Rica averaging around $488.
Can stopping save me money on Costa Rica to St. Louis flights?
You could potentially save up to 5% on your flight if you consider stops on a Costa Rica to St. Louis flight.
Cheap Costa Rica to St. Louis flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Costa Rica to St. Louis
Frequently asked questions about flying from Costa Rica to St. Louis
When did momondo last update prices for flights from Costa Rica to Lambert-St Louis Airport?
Prices for flights from Costa Rica to Lambert-St Louis Airport were last updated today.
How many operators does momondo search for flights from Costa Rica to Lambert-St Louis Airport?
There are 2 operators available for flights from Costa Rica to Lambert-St Louis Airport as of October 2026.
How old do you have to be to fly from Costa Rica to Lambert-St Louis Airport?
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 Costa Rica to Lambert-St Louis Airport.
What documentation or ID do you need to fly to Lambert-St Louis Airport?
The necessary travel and health documents for your Lambert-St Louis 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.
Best airlines flying from Costa Rica to St. Louis
Compare and see reviews for airlines that fly from Costa Rica to St. Louis with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $379 | Free Cancellation | Rating 7.0 12,162 reviews | |||
| PriceFrom $400 | Free Cancellation | Rating 7.4 10,350 reviews |
Traveling to a place near St. Louis?
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Why should I use momondo to find a flight deal from Costa Rica to St. Louis?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Costa Rica to St. Louis. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Costa Rica to St. Louis with flexible booking policies on momondo?
Yes. momondo allows you to filter the results for Costa Rica to St. Louis flights to just show those with flexible booking policies.
How can momondo help me find flights from Costa Rica to St. Louis?
momondo provides multiple filters to help you find the best flight to St. Louis from Costa Rica. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
I’m not ready to book a flight from Costa Rica to St. Louis right now. Can momondo alert me if prices change?
Yes. momondo can track prices for Costa Rica to St. Louis 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.