STL - AEP

$376 Find Cheap Flights from St. Louis to Buenos Aires Jorge Newbery

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from St. Louis to Buenos Aires departing on 4/10. 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.
1 adult
1 adult, Economy, 0 bags

KAYAK searches hundreds of travel sites at once for deals on flights to Buenos Aires Jorge Newbery Airport

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Buenos Aires, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from St. Louis to Buenos Aires, as well as popular online travel agencies
Travelers love KAYAK
41,299,237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$937
LATAM Airlines
Tue 3/24Tue 3/31
STL - AEP • 2 stops
Cheapest one-way
$376
Multiple Airlines
Fri 4/10
STL - AEP • 3 stops
Nonstop flights
Not available
There are currently no direct flights between St. Louis and Buenos Aires. You'll need at least 2 connections.
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KAYAK searches 100s of sites at once to find you the best travel deals.
We hope you love your trip to Buenos Aires!
Flight Deals
Useful Info
Flight Deals

Cheap Flights from St. Louis to Buenos Aires (STL-AEP)

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from St. Louis to Buenos Aires that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from St. Louis to Buenos Aires

Tue, Mar 24 - Tue, Mar 31
LATAM Airlines Logo
7:03 am - 7:55 am
STL
-
AEP
22h 52m
2 stops
LATAM Airlines Logo
3:45 pm - 9:05 am
AEP
-
STL
19h 20m
2 stops
$937LATAM Airlines
Thu, Apr 30 - Mon, May 4
LATAM Airlines Logo
6:50 pm - 6:30 pm
STL
-
AEP
21h 40m
2 stops
LATAM Airlines Logo
5:35 pm - 10:34 am
AEP
-
STL
18h 59m
2 stops
$1,143LATAM Airlines
Mon, Apr 13 - Mon, Apr 20
LATAM Airlines Logo
4:41 pm - 4:00 pm
STL
-
AEP
21h 19m
2 stops
LATAM Airlines Logo
5:05 pm - 10:34 am
AEP
-
STL
19h 29m
2 stops
$1,197LATAM Airlines
Sun, Apr 12 - Sun, Apr 19
LATAM Airlines Logo
6:59 pm - 7:40 am
STL
-
AEP
34h 41m
2 stops
LATAM Airlines Logo
8:05 pm - 10:34 am
AEP
-
STL
16h 29m
2 stops
$1,235LATAM Airlines
Wed, Apr 8 - Wed, Apr 15
LATAM Airlines Logo
12:04 pm - 7:40 am
STL
-
AEP
17h 36m
2 stops
LATAM Airlines Logo
8:05 pm - 5:44 pm
AEP
-
STL
23h 39m
2 stops
$1,260LATAM Airlines
Fri, Apr 10 - Fri, Apr 17
LATAM Airlines Logo
12:04 pm - 9:40 am
STL
-
AEP
19h 36m
2 stops
LATAM Airlines Logo
3:45 pm - 8:30 am
AEP
-
STL
18h 45m
2 stops
$1,277LATAM Airlines
Wed, Apr 8 - Wed, Apr 15
Multiple Airlines Logo
4:05 pm - 5:40 am
STL
-
AEP
35h 35m
2 stops
Multiple Airlines Logo
7:00 am - 3:24 pm
AEP
-
STL
34h 24m
3 stops
$1,313Multiple Airlines
Thu, Jul 9 - Sat, Jul 11
LATAM Airlines Logo
7:05 pm - 4:00 pm
STL
-
AEP
18h 55m
2 stops
LATAM Airlines Logo
5:35 pm - 10:45 am
AEP
-
STL
19h 10m
2 stops
$1,392LATAM Airlines
Wed, Apr 8 - Wed, Apr 15
Multiple Airlines Logo
4:05 pm - 7:40 pm
STL
-
AEP
25h 35m
3 stops
Multiple Airlines Logo
7:00 am - 3:24 pm
AEP
-
STL
34h 24m
3 stops
$1,415Multiple Airlines
Tue, May 5 - Thu, May 7
LATAM Airlines Logo
11:42 am - 8:30 am
STL
-
AEP
18h 48m
2 stops
LATAM Airlines Logo
3:45 pm - 9:44 am
AEP
-
STL
19h 59m
2 stops
$1,466LATAM Airlines
Useful Info

Good to know

Cheapest flight$376
Flight from St. Louis to Buenos Aires Jorge Newbery

When to book flights from St. Louis to Buenos Aires

Are your dates flexible? Find out the best times to travel from St. Louis to Buenos Aires based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

FAQs for booking St. Louis to Buenos Aires Jorge Newbery flights

  • What is the cheapest flight from St. Louis to Buenos Aires Jorge Newbery Airport?

    In the last 3 days, the lowest price for a flight from St. Louis to Buenos Aires Jorge Newbery Airport was $376 for a one-way ticket and $937 for a round-trip.

  • Do I need a passport to fly between St. Louis and Buenos Aires Jorge Newbery?

    Yes

  • Which aircraft models fly most regularly from St. Louis to Buenos Aires Jorge Newbery?

    We unfortunately don’t have that data for this specific route.

  • How does KAYAK find such low prices on flights from St. Louis to Buenos Aires Jorge Newbery?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from St. Louis to Buenos Aires Jorge Newbery.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from St. Louis to Buenos Aires Jorge Newbery?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Buenos Aires Jorge Newbery from St. Louis is likely to change within 7 days, so travelers know whether to wait or book now.

  • What is the Hacker Fare option on flights from St. Louis to Buenos Aires Jorge Newbery?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Buenos Aires Jorge Newbery with an airline and back to St. Louis with another airline. Booking your flights between St. Louis and AEP can sometimes prove cheaper using this method.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from St. Louis to Buenos Aires Jorge Newbery?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Buenos Aires Jorge Newbery from St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from St. Louis to Buenos Aires

Information on your arrival and departure airports

St. Louis (STL)
Jorge Newbery (AEP)