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Did you mean flights from St. Louis to Buenos Aires?
Argentina
Ministro Pistarini International Airport
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United States
Lambert-Saint Louis International Airport
At present, there are no direct flights from Buenos Aires to St. Louis.
However, there are several flights from EZE to STL with a stopover.
Select a stopover airport from the list below to see which airlines operate flights from EZE to STL, and to see what flight schedules are available.
St. Louis is a humid subtropical or warm-temperate destination, featuring hot, humid summers with temperatures typically around 30°C (86°F) and mild to cool winters. The region is known for consistent rainfall throughout the year, peaking in summer. The area is known for its vibrant urban energy, diverse landscapes, and numerous outdoor activities.
You can visit St. Louis any time of the year, but the best months to explore are from to and from to .

In total there are 4 airlines that cover the full route from Buenos Aires EZE to St. Louis STL. These airlines are:
All other flights from Buenos Aires to St. Louis are operated by a combination of multiple carriers, which are listed below:
In total there are 3 alliances that cover the full route from Buenos Aires EZE to St. Louis STL. These alliances are:
You can fly the full journey from EZE to STL in Economy, Premium Economy and Business Class. First Class is not available on this route, at least not on the full route with just 1 stopover.
However, for the first part of this route, Economy, Premium Economy, Business and First Class are available. This depends on the stopover airport of your choice though.
Again depending on your stopover airport, available classes for the second part of this route are Economy, Premium Economy and Business Class.
Currently, there is only one aircraft type that covers the full route (with 1 stopover) from Buenos Aires to St. Louis, which is the Boeing 737 MAX 8.
All other flights from Buenos Aires to St. Louis are operated by a combination of multiple aircraft types.
The distance between Buenos Aires and St. Louis is 5,482 miles (8,822 kilometers).
However, because there are no direct flights between EZE and STL, the distance of the full journey varies between 5,498 and 11,722 miles (or 8,848 and 18,865 kilometers), depending on your stopover airport.
Flights from Buenos Aires to St. Louis take from 11 hours and 57 minutes up to 23 hours and 25 minutes, depending on your stopover airport.
Please note that these times refer to the actual flight times, excluding the stopover time in between connecting flights, as this depends on your stopover airport as well as your date(s) of travel.
There is 1 airport in St. Louis: Lambert-Saint Louis International Airport (STL).
From 11 hours and 57 minutes up to 23 hours and 25 minutes, depending on your stopover airport.
Note that this excludes the layover time in between connecting flights.
Because there are no direct flights between EZE and STL, the total distance of the full journey varies between 5,498 and 11,722 miles (or 8,848 and 18,865 kilometers), depending on your stopover airport.
Delta, United Airlines, American Airlines and Lufthansa are flying the full route from Buenos Aires to St. Louis.
Frontier Airlines, Southwest Airlines, LATAM, Aerolineas Argentinas and Arajet operate several connecting flights, but only partly.
Oneworld, SkyTeam and Star Alliance are flying from Buenos Aires to St. Louis.
You can fly the full route from Buenos Aires to St. Louis (with 1 stopover) in Economy, Premium Economy and Business Class.
Aircraft types that fly the full route from Buenos Aires to St. Louis (with 1 stopover):
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