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Cheap flights from St. Louis to South America
Round-trip
Economy
Flight information for St. Louis to South America
Find info about flight duration, direct flights, and airports for your flight from St. Louis to South America
| Best Price Found | $1,117 | The best flight deal from St. Louis to South America found on momondo in the last 72 hours is $1,117 | |
| Fastest flight time | 10h 20m | The fastest flight from St. Louis to South America takes 10h 20m. | |
| Direct flights | None | There are no direct flights from St. Louis to South America. Popular non-direct routes for this connection are Lambert-St Louis - Medellín Jose Maria Cordova Intl, Lambert-St Louis - Buenos Aires Ministro Pistarini and Lambert-St Louis - Lima J Chavez Intl. |
Easily compare round-trip flights from St. Louis to South America
Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to South America by changing tabs
Cheapest
Best
Quickest
Multiple Airlines
Sep 4
STL
Lambert-St Louis
49h 10m
3 stops
MDE
Medellín Jose Maria Cordova Intl
Oct 5
MDE
Medellín Jose Maria Cordova Intl
48h 47m
3 stops
STL
Lambert-St Louis
$394
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Multiple Airlines
Sep 11
STL
Lambert-St Louis
22h 39m
3 stops
BOG
Bogotá El Dorado
Sep 14
BOG
Bogotá El Dorado
46h 50m
3 stops
STL
Lambert-St Louis
$408
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Multiple Airlines
Sep 4
STL
Lambert-St Louis
49h 10m
3 stops
MDE
Medellín Jose Maria Cordova Intl
Oct 4
MDE
Medellín Jose Maria Cordova Intl
17h 41m
2 stops
STL
Lambert-St Louis
$542
Find similar
Alternative routes for St. Louis to South America
Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
Useful information for finding St. Louis to South America flight deals
Learn about all of the flight booking features offered by momondo for free.
How do I get Price Alerts for flights from St. Louis to South America?
You can take advantage of momondo’s Price Alerts by first searching for your flights to St. Louis from South America. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.
How can I save money on flights from St. Louis to South America with momondo?
With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.
How does momondo find its flight prices?
We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.