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Cheap flights from St. Louis to South America from $149

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to South America departing on 8/31. 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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Cheap round-trip flights

Spirit Airlines Logo
10:37 am - 11:54 pmSTL-MDE
13h 17m1 stop
Spirit Airlines Logo
12:49 am - 1:32 pmMDE-STL
12h 43m2 stops
$390Spirit Airlines
Find Deal
Thu, Aug 21 - Wed, Aug 27
Spirit Airlines Logo
10:37 am - 1:22 pmSTL-MDE
26h 45m1 stop
Spirit Airlines Logo
12:49 am - 9:40 amMDE-STL
8h 51m1 stop
$396Spirit Airlines
Find Deal
Thu, Aug 21 - Wed, Aug 27
American Airlines Logo
5:26 am - 12:50 pmSTL-MDE
7h 24m1 stop
American Airlines Logo
1:50 pm - 11:56 pmMDE-STL
10h 06m1 stop
$566American Airlines
Find Deal
Wed, Aug 27 - Wed, Oct 8
United Airlines Logo
6:15 am - 9:10 pmSTL-MDE
14h 55m1 stop
United Airlines Logo
9:45 am - 6:58 pmMDE-STL
9h 13m1 stop
$568United Airlines
Find Deal
Thu, Aug 21 - Thu, Aug 28
United Airlines Logo
6:15 am - 9:10 pmSTL-MDE
14h 55m1 stop
United Airlines Logo
9:45 am - 10:49 amMDE-STL
25h 04m2 stops
$570United Airlines
Find Deal
Wed, Aug 27 - Wed, Oct 8
LATAM Airlines Logo
6:00 am - 1:40 pmSTL-BOG
7h 40m1 stop
LATAM Airlines Logo
2:55 pm - 11:53 pmBOG-STL
8h 58m1 stop
$588LATAM Airlines
Find Deal
Wed, Jul 16 - Wed, Jul 23
Delta Logo
6:00 am - 7:58 pmSTL-BOG
13h 58m2 stops
Delta Logo
2:55 pm - 8:22 amBOG-STL
17h 27m1 stop
$592Delta
Find Deal
Wed, Jul 16 - Wed, Jul 23
American Airlines Logo
5:25 am - 9:15 pmSTL-BOG
14h 50m1 stop
American Airlines Logo
12:40 am - 8:54 amBOG-STL
9h 14m1 stop
$621American Airlines
Find Deal
Thu, Dec 11 - Sat, Dec 13
Delta Logo
1:26 pm - 10:23 pmSTL-GYE
32h 57m2 stops
Delta Logo
8:30 pm - 12:25 pmGYE-STL
15h 55m2 stops
$630Delta
Find Deal
Sun, Oct 5 - Thu, Oct 9
LATAM Airlines Logo
6:04 am - 9:45 pmSTL-LIM
15h 41m2 stops
LATAM Airlines Logo
8:50 am - 8:10 amLIM-STL
23h 20m2 stops
$672LATAM Airlines
Find Deal
Mon, Sep 29 - Wed, Oct 8

LATAM Airlines flights from St. Louis to South America

Our best LATAM Airlines deals on St. Louis to South America flight tickets
LATAM Airlines
Jul 7
STL6:00 amLambert-St Louis
7h 40m
1 stop
BOG1:40 pmBogotá El Dorado
Jul 20
BOG2:55 pmBogotá El Dorado
18h 46m
1 stop
STL9:41 amLambert-St Louis
LATAM Airlines
Jul 7
STL6:00 amLambert-St Louis
13h 15m
1 stop
BOG7:15 pmBogotá El Dorado
Jul 20
BOG2:55 pmBogotá El Dorado
8h 58m
1 stop
STL11:53 pmLambert-St Louis
LATAM Airlines
Jul 16
STL6:00 amLambert-St Louis
7h 40m
1 stop
BOG1:40 pmBogotá El Dorado
Jul 23
BOG2:55 pmBogotá El Dorado
8h 58m
1 stop
STL11:53 pmLambert-St Louis

Delta flights from St. Louis to South America

Our best Delta deals on St. Louis to South America flight tickets
Delta
Jul 7
STL7:00 amLambert-St Louis
12h 15m
1 stop
BOG7:15 pmBogotá El Dorado
Jul 11
BOG2:55 pmBogotá El Dorado
8h 58m
1 stop
STL11:53 pmLambert-St Louis
Delta
Jul 7
STL6:00 amLambert-St Louis
13h 15m
1 stop
BOG7:15 pmBogotá El Dorado
Jul 10
BOG1:35 amBogotá El Dorado
15h 33m
2 stops
STL5:08 pmLambert-St Louis
Delta
Jul 16
STL6:00 amLambert-St Louis
13h 58m
2 stops
BOG7:58 pmBogotá El Dorado
Jul 23
BOG2:55 pmBogotá El Dorado
17h 27m
1 stop
STL8:22 amLambert-St Louis

How to get the cheapest flight ticket from St. Louis to South America

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 South America?

In general, September is the cheapest month to fly from St. Louis to South America. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $700. If you aren’t able to travel during the month of September, then book flights to South America from St. Louis during February instead. Flights to South America in February, while not as cheap as those in September, still average around $746.

What is the cheapest day to depart on your flight to South America?

The cheapest day to depart from St. Louis to South America is on a Wednesday when prices can be found for as low as $741. When flying out on a Friday, the most expensive travel day of the week, you can expect to see flight prices from St. Louis to South America for around $967.

What is the cheapest time of day to depart on your flight to South America?

Our data shows that the cheapest St. Louis to South America flights are usually those with departure times in the morning. Our users have found flights to South America in the morning for as low as $785. If you have a flexible travel schedule, then try to avoid flying at noon when prices are $831 on average. Flights to South America from St. Louis at noon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight to South America?

You are more likely to see cheaper flights to South America from St. Louis when booking weeks ahead of your departure date. In general, you can expect to find flights to South America for around $792 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to South America from St. Louis for as low as $676 on momondo.

Can stopping save me money on St. Louis to South America flights?

You could potentially save up to 21% on your flight if you consider stops on a St. Louis to South America flight.

Cheap St. Louis to South America flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to South America

Best Price Found

$149

Fastest flight time

7h 24m

Direct flights

None

Airports in South America

9 airports
The best one-way flight to South America from St. Louis in the past 72 hours is $149. The best round-trip flight deal from St. Louis to South America found on momondo in the last 72 hours is $390.
The fastest flight from St. Louis to South America takes 7h 24m
There are no direct flights from St. Louis to South America. Popular non-direct routes for this connection are Lambert-St Louis Airport - Medellín Jose Maria Cordova Intl Airport, Lambert-St Louis Airport - Bogotá El Dorado Airport and Lambert-St Louis Airport - Lima J Chavez Intl Airport.
There are 9 airports near South America: Lima J Chavez Intl (LIM), Buenos Aires Ministro Pistarini (EZE), Sao Paulo Viracopos (VCP), Guayaquil Jose Joaquin de Olmedo (GYE), Bogotá El Dorado (BOG), Sao Paulo Guarulhos Intl (GRU), Buenos Aires Jorge Newbery (AEP), Santiago Arturo Merino Benitez (SCL), Medellín Jose Maria Cordova Intl (MDE)

  • When did momondo last update prices for flights from Lambert-St Louis Airport to South America?

    Prices for flights from Lambert-St Louis Airport to South America were last updated today.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to South America?

  • How old do you have to be to fly from Lambert-St Louis Airport to South America?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to South America.

  • What documentation or ID do you need to fly to South America?

    The travel and health documents you'll need for your trip to South America may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at South America. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Best airlines flying from St. Louis to South America

Compare and see reviews for airlines that fly from St. Louis to South America with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $289Free CancellationRating
8.0
7,983 reviews
Search Delta flights
Spirit AirlinesPriceFrom $336Free CancellationRating
6.3
8,103 reviews
Search Spirit Airlines flights
United AirlinesPriceFrom $399Free CancellationRating
7.4
8,861 reviews
Search United Airlines flights
LATAM AirlinesPriceFrom $403Free CancellationRating
7.5
1,805 reviews
Search LATAM Airlines flights
American AirlinesPriceFrom $474Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Air CanadaPriceFrom $758Free CancellationRating
7.1
9,669 reviews
Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to South America?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to South America. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to South America with flexible booking policies on momondo?

momondo does allow users to show only those flights to South America from St. Louis which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from St. Louis to South America?

Once all potential St. Louis to South America flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from St. Louis to South America right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to South America from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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Popular flights according to clicks in the last 7 days on momondo