£234 Cheap Flights from St. Louis (STL) to San José (SJO)

View £234 flight on Sat, 16 May 2026Opens in a new window

Flight 1

Popular airlines from Lambert-St. Louis International Airport (STL) to Juan Santamaria Intl. Airport (SJO)

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Cheap Flights from St. Louis (STL) to San José (SJO)

Prices were available within the past 7 days and start at £234 for one-way flights and £499 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Copa
Sat, 16 May - Sat, 23 May
STL
St. Louis
SJO
San José
£499 Return, just found
£499
Return
just found
Select Copa flight, departing Sat, 16 May from St. Louis to San José, returning Sat, 23 May, priced at £499 just found
Copa
Sat, 16 May - Sat, 23 May
STL
St. Louis
SJO
San José
£520 Return, just found
£520
Return
just found
Select Copa flight, departing Sat, 16 May from St. Louis to San José, returning Sat, 23 May, priced at £520 just found
Air Canada
Sat, 16 May - Sat, 23 May
STL
St. Louis
SJO
San José
£524 Return, just found
£524
Return
just found
Select Air Canada flight, departing Sat, 16 May from St. Louis to San José, returning Sat, 23 May, priced at £524 just found
Copa
Sat, 16 May - Sat, 23 May
STL
St. Louis
SJO
San José
£524 Return, just found
£524
Return
just found
Select Copa flight, departing Sat, 16 May from St. Louis to San José, returning Sat, 23 May, priced at £524 just found
Air Canada
Sat, 16 May - Sat, 23 May
STL
St. Louis
SJO
San José
£529 Return, just found
£529
Return
just found
Select Air Canada flight, departing Sat, 16 May from St. Louis to San José, returning Sat, 23 May, priced at £529 just found
Copa
Sat, 16 May - Sat, 23 May
STL
St. Louis
SJO
San José
£537 Return, just found
£537
Return
just found
Select Copa flight, departing Sat, 16 May from St. Louis to San José, returning Sat, 23 May, priced at £537 just found
Copa
Sat, 16 May - Sat, 23 May
STL
St. Louis
SJO
San José
£539 Return, just found
£539
Return
just found
Select Copa flight, departing Sat, 16 May from St. Louis to San José, returning Sat, 23 May, priced at £539 just found
Air Canada
Sat, 16 May - Sat, 23 May
STL
St. Louis
SJO
San José
£540 Return, just found
£540
Return
just found
Select Air Canada flight, departing Sat, 16 May from St. Louis to San José, returning Sat, 23 May, priced at £540 just found
Copa
Sat, 16 May - Sat, 23 May
STL
St. Louis
SJO
San José
£541 Return, just found
£541
Return
just found
Select Copa flight, departing Sat, 16 May from St. Louis to San José, returning Sat, 23 May, priced at £541 just found
Air Canada
Sat, 16 May - Sat, 23 May
STL
St. Louis
SJO
San José
£545 Return, just found
£545
Return
just found
Select Air Canada flight, departing Sat, 16 May from St. Louis to San José, returning Sat, 23 May, priced at £545 just found

Find the cheapest month to fly from St. Louis (STL) to San José (SJO)

May is typically the cheapest month to fly

From £260 - £483 per traveller.

Frequently asked questions

How much is a flight from Lambert-St. Louis Intl. Airport (STL) to Juan Santamaria Intl. Airport (SJO)?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price quoted for a round-trip journey between Lambert-St. Louis Intl. Airport (STL) and SJO was £499. Fares this cheap don't last forever, so make sure you book yours today. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from St. Louis Lambert International Airport to Juan Santamaria Intl. Airport?
Most flights can be cancelled online, but every air carrier has its own terms and conditions. If you do decide to cancel your flight, visit our Customer Service Portal and follow the instructions.
How do I find cheap flights from Lambert-St. Louis Intl. Airport (STL) to Juan Santamaria Intl. Airport (SJO) that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you're searching for Lambert Field to SJO flights, you'll see a "no change fees" filter for you to select.
How far is the flight from Lambert-St. Louis Intl. Airport (STL) to Juan Santamaria Intl. Airport?
You'll be in the air for a while, as the flight distance from St. Louis to San Jose is 3,300 kilometres. Put together a playlist of your favourite tunes before leaving home to keep yourself entertained during your trip.
Which airlines fly direct from Lambert-St. Louis Intl. Airport (STL) to Juan Santamaria Intl. Airport (SJO)?
Unfortunately, there are no airlines that fly directly between Lambert-St. Louis Intl. Airport (STL) and Juan Santamaria Intl. Airport. You'll have to book a flight with one or more stops.
Are St. Louis Lambert International Airport to SJO flight tickets cheaper when they're purchased at the last minute?
Booking your trip from STL to Juan Santamaria Intl. Airport (SJO) last minute could be your ticket to an awesome deal. However, it could end up costing a great deal more! If you'd prefer to err on the side of caution, book well ahead of your departure date. In fact, Expedia has some of the best bargains as far ahead as 12 months in advance. If your preferred air carrier hasn't released tickets yet, check back regularly as deals are updated on Expedia all the time.

Travel information

Origin airport
Lambert-St. Louis Intl.
Destination airport
Juan Santamaría Intl.
Airlines serving
Air Canada, Copa
Return price
£498
Distance
3235 km

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