$1,147 Find Cheap Flights from Argentina to St. Louis

This is the cheapest round-trip flight price found by a KAYAK user in the last 72 hours by searching for a flight to St. Louis departing on 9/2. 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 St. Louis

 
These are the airlines KAYAK users have selected most often from within our search results for flights to St. Louis, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results for flights to St. Louis, as well as popular online travel agencies
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Flight Deals

Cheap Flights from Argentina to St. Louis

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for round-trip flights from Argentina to St. Louis 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 Argentina to St. Louis

Wed, Sep 2 - Mon, Sep 21
American Airlines Logo
8:45 pm - 10:45 am
EZE
-
STL
16h 00m
1 stop
American Airlines Logo
5:33 am - 7:15 am
STL
-
EZE
23h 42m
1 stop
$1,147American Airlines
Wed, Sep 2 - Mon, Sep 21
American Airlines Logo
10:20 pm - 4:41 pm
EZE
-
STL
20h 21m
2 stops
American Airlines Logo
2:12 pm - 8:50 am
STL
-
EZE
16h 38m
1 stop
$1,151American Airlines
Thu, Sep 3 - Tue, Sep 22
Delta Logo
8:10 pm - 4:17 pm
EZE
-
STL
22h 07m
1 stop
Delta Logo
10:00 am - 6:10 am
STL
-
EZE
18h 10m
2 stops
$1,206Delta
Mon, Aug 31 - Mon, Sep 21
LATAM Airlines Logo
7:35 am - 11:37 pm
EZE
-
STL
18h 02m
2 stops
LATAM Airlines Logo
7:05 pm - 9:45 am
STL
-
EZE
12h 40m
1 stop
$1,215LATAM Airlines
Tue, Sep 1 - Sun, Sep 20
Delta Logo
8:10 pm - 9:20 am
EZE
-
STL
15h 10m
1 stop
Delta Logo
4:59 pm - 9:45 am
STL
-
EZE
14h 46m
1 stop
$1,249Delta
Sat, Aug 29 - Wed, Sep 23
LATAM Airlines Logo
3:55 am - 11:58 pm
EZE
-
STL
22h 03m
2 stops
LATAM Airlines Logo
7:05 pm - 9:45 am
STL
-
EZE
12h 40m
1 stop
$1,258LATAM Airlines
Tue, Sep 1 - Tue, Sep 22
Azul Logo
9:00 pm - 10:10 am
EZE
-
STL
15h 10m
1 stop
Azul Logo
3:13 pm - 8:00 am
STL
-
EZE
14h 47m
1 stop
$1,264Azul
Tue, Sep 1 - Mon, Sep 21
Multiple Airlines Logo
9:00 pm - 3:00 pm
EZE
-
STL
20h 00m
2 stops
Multiple Airlines Logo
3:13 pm - 8:00 am
STL
-
EZE
14h 47m
1 stop
$1,269Multiple Airlines
Thu, Sep 3 - Mon, Sep 21
Multiple Airlines Logo
9:00 pm - 10:10 am
EZE
-
STL
15h 10m
1 stop
Multiple Airlines Logo
11:15 am - 8:00 am
STL
-
EZE
18h 45m
1 stop
$1,275Multiple Airlines
Thu, Sep 3 - Tue, Sep 22
Delta Logo
4:45 pm - 11:46 am
EZE
-
STL
21h 01m
2 stops
Delta Logo
10:00 am - 6:10 am
STL
-
EZE
18h 10m
2 stops
$1,287Delta
Booking Insights

KAYAK's insights & trends for flights to St. Louis

Get data-powered insights and trends for flights to St. Louis to help you find the cheapest flights, the best time to fly and much more.

How long is the flight to St. Louis?

The duration of your flight to St. Louis depends on your departure and arrival airports. Obviously, any flights that include a layover will also be longer. The most popular route to St. Louis on KAYAK is from Buenos Aires, which takes 15h 10m.

How many direct flights to St. Louis are there each day?

There are around 516 direct flights from within Argentina to St. Louis every day. Most flights depart in the morning, with 33% of flights departing in the morning.

Find deals

Good to know

Cheapest flight$1,147
Flight from Buenos Aires to St. Louis

FAQs - booking St. Louis flights

  • How far is Lambert-St Louis Airport from central St. Louis?

    Lambert-St Louis Airport is 13 miles from the center of St. Louis.

  • What is the name of St. Louis’s airport?

    St. Louis is served by Lambert-St Louis Airport, also commonly referred to as Lambert Field, Lambert-St Louis, St. Louis Lambert, or St. Louis Lambert Intl. The airport code is STL.

  • How does KAYAK find such low prices on flights to St. Louis?

    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 to St. Louis.

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

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to 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 to St. Louis?

    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 St. Louis with an airline and back with another airline.

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

    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 St. Louis up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • How many direct flights to St. Louis are there each week?

    Each week there are around 3,610 direct flights from within Argentina to St. Louis. The most common day for departures is Sunday, with 19% of flights taking off on this day.

Top tips for finding cheap flights to St. Louis

  • Enter your preferred departure airport and travel dates into the search form above to unlock the latest St. Louis flight deals.

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
O'Fallon
Wentzville
Farmington
Eureka
Litchfield
Grafton
Shrewsbury
Glencoe

Everything you need to know for your flight to St. Louis

Information on the airport you'll fly into in St. Louis

St. Louis (STL)