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Cheap flights from St. Louis (STL) to Costa Rica from $95

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 6/6. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — SJO
May 14 — May 211
From?
To?
Tue 5/14
Tue 5/21
1 adult, Economy
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How far in advance should I book a flight from St. Louis to Costa Rica?

Find a great deal and save up to 101% by booking at least 59 days prior to your desired departure date, rather than waiting until the week of travel. According to our data, there are a number of flights available from St. Louis to Costa Rica within the next two weeks, with the cheapest ticket starting at $583.

What is the cheapest month to fly from St. Louis to Costa Rica?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to Costa Rica. Flights to Costa Rica from St. Louis in September are about $596 on average during September, but can be found for as low as $349.

When is the cheapest time to fly from St. Louis to Costa Rica (STL - CR)?

When flying from St. Louis to Costa Rica, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap United Airlines flights from St. Louis to Costa Rica

Explore cheap flight options specifically provided by United Airlines for the route between St. Louis and Costa Rica. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 9, 2024.
Take a look at some of the lowest-priced United Airlines flights heading from St. Louis to Costa Rica. It's recommended that users confirm their flight details before booking.
Wed 6/56:15 amSTL - SJO
1 stop17h 24mUnited Airlines
Fri 6/145:30 amSJO - STL
1 stop15h 45mUnited Airlines
Deal found 5/8$292
Tue 5/286:15 amSTL - SJO
1 stop17h 24mUnited Airlines
Thu 6/65:30 amSJO - STL
1 stop15h 45mUnited Airlines
Deal found 5/9$372
Fri 6/76:15 amSTL - SJO
1 stop17h 24mUnited Airlines
Fri 6/145:30 amSJO - STL
1 stop15h 45mUnited Airlines
Deal found 5/8$385
Tue 6/46:15 amSTL - SJO
1 stop17h 24mUnited Airlines
Thu 6/65:30 amSJO - STL
1 stop15h 45mUnited Airlines
Deal found 5/8$407
Wed 7/36:20 amSTL - SJO
1 stop17h 19mUnited Airlines
Tue 7/2311:05 amSJO - STL
1 stop10h 12mUnited Airlines
Deal found 5/8$457
Wed 7/36:20 amSTL - SJO
1 stop17h 19mUnited Airlines
Tue 7/231:30 pmSJO - STL
2 stops25h 10mUnited Airlines
Deal found 5/8$558
Thu 6/276:20 amSTL - LIR
1 stop9h 05mUnited Airlines
Mon 7/11:14 pmLIR - STL
1 stop8h 03mUnited Airlines
Deal found 5/8$963

Cheap Spirit Airlines flights from St. Louis to Costa Rica

Explore cheap flight options specifically provided by Spirit Airlines for the route between St. Louis and Costa Rica. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 9, 2024.
Take a gander at the lowest prices we've found on Spirit Airlines flights from St. Louis to Costa Rica. If these deals don't fit your criteria, make sure to check back soon as new deals are always added.
Sat 6/15:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Fri 6/71:42 pmSJO - STL
1 stop19h 52mSpirit Airlines
Deal found 5/8$249
Tue 5/282:35 pmSTL - SJO
2 stops10h 29mSpirit Airlines
Wed 6/512:59 amSJO - STL
1 stop15h 29mSpirit Airlines
Deal found 5/9$253
Tue 5/282:35 pmSTL - SJO
1 stop19h 46mSpirit Airlines
Wed 6/512:32 pmSJO - STL
1 stop27h 56mSpirit Airlines
Deal found 5/8$272
Sat 6/15:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Fri 6/71:42 pmSJO - STL
2 stops26h 46mSpirit Airlines
Deal found 5/8$279
Sat 5/185:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Sat 5/251:42 pmSJO - STL
1 stop27h 58mSpirit Airlines
Deal found 5/8$281
Tue 5/282:35 pmSTL - SJO
2 stops10h 29mSpirit Airlines
Wed 6/512:32 pmSJO - STL
1 stop27h 56mSpirit Airlines
Deal found 5/8$282
Thu 6/66:22 pmSTL - SJO
1 stop6h 47mSpirit Airlines
Wed 6/1212:59 amSJO - STL
1 stop15h 29mSpirit Airlines
Deal found 5/7$287
Tue 6/42:35 pmSTL - SJO
2 stops22h 02mSpirit Airlines
Wed 6/512:59 amSJO - STL
1 stop15h 29mSpirit Airlines
Deal found 5/8$289
Thu 6/66:22 pmSTL - SJO
1 stop6h 47mSpirit Airlines
Wed 6/1212:59 amSJO - STL
2 stops17h 23mSpirit Airlines
Deal found 5/7$296

Cheap St. Louis to Costa Rica flights in May & June 2024

Find cheap flight options from St. Louis to Costa Rica specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Prices were last updated on May 9, 2024.
These are some of the most attractive deals on flights from St. Louis to Costa Rica in 2024. For more flight deals, be sure to check back very soon.
Sat 6/15:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Fri 6/71:42 pmSJO - STL
1 stop19h 52mSpirit Airlines
Deal found 5/8$249
Tue 5/282:35 pmSTL - SJO
2 stops10h 29mSpirit Airlines
Wed 6/512:59 amSJO - STL
1 stop15h 29mSpirit Airlines
Deal found 5/9$253
Tue 5/282:35 pmSTL - SJO
1 stop19h 46mSpirit Airlines
Wed 6/512:32 pmSJO - STL
1 stop27h 56mSpirit Airlines
Deal found 5/8$272
Sat 6/15:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Fri 6/71:42 pmSJO - STL
2 stops26h 46mSpirit Airlines
Deal found 5/8$279
Sat 5/185:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Sat 5/251:42 pmSJO - STL
1 stop27h 58mSpirit Airlines
Deal found 5/8$281
Sat 5/185:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Fri 5/2412:59 amSJO - STL
1 stop14h 26mSpirit Airlines
Deal found 5/8$282
Thu 6/66:22 pmSTL - SJO
1 stop6h 47mSpirit Airlines
Wed 6/1212:59 amSJO - STL
1 stop15h 29mSpirit Airlines
Deal found 5/7$287
Sat 6/15:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Fri 6/71:42 pmSJO - STL
2 stops26h 46mSpirit Airlines
Deal found 5/9$289
Sat 6/15:15 pmSTL - SJO
1 stop7h 49mMultiple Airlines
Fri 6/79:35 amSJO - STL
3 stops30h 53mMultiple Airlines
Deal found 5/9$291

St. Louis to Costa Rica 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Costa Rica in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 9, 2024.
These are some of the most attractive deals on flights from St. Louis to Costa Rica in 2024. For more flight deals, be sure to check back very soon.
Sat 6/15:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Fri 6/71:42 pmSJO - STL
1 stop19h 52mSpirit Airlines
Deal found 5/8$249
Tue 5/282:35 pmSTL - SJO
2 stops10h 29mSpirit Airlines
Wed 6/512:59 amSJO - STL
1 stop15h 29mSpirit Airlines
Deal found 5/9$253
Tue 5/282:35 pmSTL - SJO
1 stop19h 46mSpirit Airlines
Wed 6/512:32 pmSJO - STL
1 stop27h 56mSpirit Airlines
Deal found 5/8$272
Sat 6/15:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Fri 6/71:42 pmSJO - STL
2 stops26h 46mSpirit Airlines
Deal found 5/8$279
Sat 5/185:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Sat 5/251:42 pmSJO - STL
1 stop27h 58mSpirit Airlines
Deal found 5/8$281
Sat 5/185:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Fri 5/2412:59 amSJO - STL
1 stop14h 26mSpirit Airlines
Deal found 5/8$282
Thu 6/66:22 pmSTL - SJO
1 stop6h 47mSpirit Airlines
Wed 6/1212:59 amSJO - STL
1 stop15h 29mSpirit Airlines
Deal found 5/7$287
Sat 6/15:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Fri 6/71:42 pmSJO - STL
2 stops26h 46mSpirit Airlines
Deal found 5/9$289
Sat 6/15:15 pmSTL - SJO
1 stop7h 49mMultiple Airlines
Fri 6/79:35 amSJO - STL
3 stops30h 53mMultiple Airlines
Deal found 5/9$291

St. Louis to Costa Rica flights leaving soon

Find last-minute flight options from St. Louis to Costa Rica for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 9, 2024.
Check out these flights departing soon from St. Louis to Costa Rica. It's wise to confirm all flight details are correct before booking.
Sat 5/185:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Sat 5/251:42 pmSJO - STL
1 stop27h 58mSpirit Airlines
Deal found 5/8$281
Sat 5/185:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Fri 5/2412:59 amSJO - STL
1 stop14h 26mSpirit Airlines
Deal found 5/8$282
Sat 5/185:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Sat 5/2512:32 pmSJO - STL
2 stops29h 08mSpirit Airlines
Deal found 5/8$312
Sat 5/185:15 pmSTL - SJO
2 stops17h 06mSpirit Airlines
Fri 5/2412:59 amSJO - STL
1 stop14h 26mSpirit Airlines
Deal found 5/8$317
Thu 5/167:30 pmSTL - SJO
1 stop14h 51mSpirit Airlines
Wed 5/221:42 pmSJO - STL
1 stop27h 58mSpirit Airlines
Deal found 5/8$331
Thu 5/167:30 pmSTL - SJO
2 stops17h 02mSpirit Airlines
Wed 5/221:42 pmSJO - STL
1 stop27h 58mSpirit Airlines
Deal found 5/8$339
Sat 5/185:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Sat 5/259:36 amSJO - STL
3 stops32h 04mSpirit Airlines
Deal found 5/8$343
Sat 5/185:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Fri 5/2412:59 amSJO - STL
3 stops40h 41mSpirit Airlines
Deal found 5/8$359
Sat 5/185:15 pmSTL - SJO
2 stops17h 06mSpirit Airlines
Sat 5/259:36 amSJO - STL
3 stops32h 04mSpirit Airlines
Deal found 5/8$373

One-way flights to Costa Rica from St. Louis

Search for one-way flight options from St. Louis to Costa Rica. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 9, 2024.
Some of the best available deals we've found on one-way flights from St. Louis to Costa Rica. Users in need of a round-trip flight from St. Louis to Costa Rica instead should update the search form at the top of page.
Thu 6/66:22 pmSTL - SJO
1 stop6h 47mSpirit Airlines
Deal found 5/7$95
Sat 5/185:15 pmSTL - SJO
1 stop7h 49mSpirit Airlines
Deal found 5/8$104
Sat 5/185:15 pmSTL - SJO
2 stops17h 06mSpirit Airlines
Deal found 5/8$127
Thu 6/68:12 pmSTL - SJO
2 stops28h 57mSpirit Airlines
Deal found 5/7$162
Thu 5/167:30 pmSTL - SJO
1 stop14h 51mSpirit Airlines
Deal found 5/8$169
Wed 6/198:16 amSTL - SJO
1 stop29h 29mMultiple Airlines
Deal found 5/8$171
Thu 5/167:30 pmSTL - SJO
2 stops17h 02mSpirit Airlines
Deal found 5/8$174
Fri 5/176:40 pmSTL - SJO
2 stops39h 06mMultiple Airlines
Deal found 5/8$184
Thu 6/66:22 pmSTL - SJO
3 stops43h 23mSpirit Airlines
Deal found 5/7$190

Find flights from St. Louis to Costa Rica within your budget

Customize your flight search to find flights from St. Louis 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 2,752,338 searches. Data last updated May 9, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$249 - $621

Route

Depart

Return

Price

Lambert-St LouisSan José Juan Santamaria Intl

STL - SJO

STLSJO

Lambert-St Louis

Sat 6/1

1 stop7h 49m

San José Juan Santamaria Intl

Fri 6/7

1 stop19h 52m

$249

Lambert-St LouisSan José Juan Santamaria Intl

STL - SJO

STLSJO

Lambert-St Louis

Tue 5/28

2 stops10h 29m

San José Juan Santamaria Intl

Wed 6/5

1 stop15h 29m

$253

Lambert-St LouisSan José Juan Santamaria Intl

STL - SJO

STLSJO

Lambert-St Louis

Tue 5/28

1 stop19h 46m

San José Juan Santamaria Intl

Wed 6/5

1 stop27h 56m

$272

Lambert-St LouisSan José Juan Santamaria Intl

STL - SJO

STLSJO

Lambert-St Louis

Wed 6/5

1 stop17h 24m

San José Juan Santamaria Intl

Fri 6/14

1 stop15h 45m

$292

Lambert-St LouisSan José Juan Santamaria Intl

STL - SJO

STLSJO

Lambert-St Louis

Tue 6/4

2 stops16h 53m

San José Juan Santamaria Intl

Wed 6/5

1 stop28h 40m

$308

Lambert-St LouisSan José Juan Santamaria Intl

STL - SJO

STLSJO

Lambert-St Louis

Wed 6/5

2 stops16h 56m

San José Juan Santamaria Intl

Fri 6/14

1 stop19h 52m

$317

Lambert-St LouisSan José Juan Santamaria Intl

STL - SJO

STLSJO

Lambert-St Louis

Tue 5/28

2 stops21h 22m

San José Juan Santamaria Intl

Thu 6/6

1 stop7h 55m

$345

Lambert-St LouisLiberia

STL - LIR

STLLIR

Lambert-St Louis

Sat 9/28

1 stop6h 43m

Liberia

Wed 10/2

1 stop9h 22m

$459

Lambert-St LouisSan José Juan Santamaria Intl

STL - SJO

STLSJO

Lambert-St Louis

Fri 5/24

2 stops43h 56m

San José Juan Santamaria Intl

Sun 6/2

2 stops44h 28m

$621

Flights are sorted by cheapest first

Deals found on 5/8

No data available for this route at this time. Please check back soon.

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 May 9, 2024.
Read reviews from past customers who have flown United Airlines, Spirit Airlines and American Airlines from St. Louis to Costa Rica. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.1
Very good
9,141 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.1

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Alaska Airlines
8.1
Very good
9,141 reviews
Alaska Airlines
8.1
Very good
9,141 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.1

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Delta
8.1
Very good
10,789 reviews
Alaska Airlines
8.1
Very good
9,141 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.1

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

United Airlines
7.4
Good
11,043 reviews
Alaska Airlines
8.1
Very good
9,141 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.1

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

American Airlines
7.3
Good
14,677 reviews
Alaska Airlines
8.1
Very good
9,141 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.1

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Spirit Airlines
6.4
Okay
8,706 reviews
Alaska Airlines
8.1
Very good
9,141 reviews
Check prices

Entertainment

7.3

Boarding

8.2

Comfort

7.9

Crew

8.6

Overall

8.1

Food

7.3

Reviews

1 / 10

Paid a lot for our exit row seats and they weren’t that roomy.

Related info for your journey

Find useful and relevant information for your journey from St. Louis 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 airport do you fly from for flights from St. Louis to Costa Rica?

    If you book a flight to Costa Rica from St. Louis, you will be flying from Lambert-St Louis, which is the city’s only airport. Lambert-St Louis (STL) is located 12.7 mi from the center of St. Louis.

  • Can I find flights from St. Louis to Costa Rica for under $300 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Costa Rica for under $300. The cheapest flight booked recently is on Spirit Airlines for just $249, but on average you can expect to pay $299.

  • Are there last-minute flights available from St. Louis to Costa Rica for under $300?

    There are currently 20+ open flights from St. Louis to Costa Rica within the next 7 days for less than $300.

  • What are the cheapest airlines to fly from St. Louis to Costa Rica one-way?

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $95. However, be on the lookout for offers from American Airlines and Delta, as they are both options that can get you from St. Louis to Costa Rica for a low price.

  • What are the most popular airlines that fly from St. Louis to Costa Rica?

    When booking a flight from St. Louis to Costa Rica, you may want to consider flying on American Airlines, Air Canada or Alaska Airlines as they are the most popular for this route.

  • What does STL to SJO mean?

    STL and SJO are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. STL to SJO refers to a flight route from Lambert-St Louis Airport to San José Juan Santamaria Intl Airport. Ready for more IATA code knowledge? These are related airports for your current travel destination: Liberia Airport (LIR), Limon Airport (LIO), San José Tobias Bolanos Intl Airport (SYQ), Tamarindo Airport (TNO), Buenos Aires Airport (BAI).

  • Can I find deals for flights from St. Louis to Costa Rica that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Costa Rica flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Costa Rica with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Costa Rica flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

  • How can I find direct flights from St. Louis to Costa Rica?

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

  • Can I find deals for business class flights from St. Louis to Costa Rica?

    Yes. Cheapflights offers flight deals from St. Louis 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.

  • Can I find deals for flights from St. Louis to Costa Rica that allow pets onboard?

    Many airlines flying from St. Louis to Costa Rica offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Costa Rica?

    Yes, you can often find last-minute deals on St. Louis to Costa Rica flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Costa Rica flight deals updated?

    The St. Louis to Costa Rica flight deals you see on this page were last updated on 5/9.

See more FAQs

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Alternative routes for St. Louis to Costa Rica
See prices for flight routes from nearby airports that may be better suited for you.

Kansas City to San José flights
St. Louis to San José flights
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Kansas City to Managua flights
St. Louis to Managua flights
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St. Louis to Coxen Hole flights
Columbia to Liberia flights
St. Louis to Tegucigalpa flights
Springfield to Panama City flights
Kansas City to Tegucigalpa flights

Top 6 airlines flying from St. Louis to Costa Rica

Discover the top 6 airlines that operate flights from St. Louis 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 2,752,338 searches. Data last updated May 9, 2024.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$266Average$407FlexibilityNo cancel feeOn-time65%
Search Spirit Airlines flights
American AirlinesCheapest$400Average$602FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$417Average$592FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
United AirlinesCheapest$430Average$672FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Alaska AirlinesCheapest$566Average$762FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights
Air CanadaCheapest$650Average$961FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
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Search flights from St. Louis to Costa Rica by cabin class

Find flights from St. Louis to Costa Rica, based on your preferred cabin class, be it economy, premium economy, business, or first class.
First Class
Business Class
Prem Econ Class
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Costa Rica?

Cheapflights makes it easy to find St. Louis to Costa Rica flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Costa Rica?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Costa Rica from St. Louis.

Can Cheapflights find flights from St. Louis to Costa Rica with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from St. Louis to Costa Rica flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from St. Louis to Costa Rica become cheaper?

Of course! You can now track prices for flights from St. Louis to Costa Rica and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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