STL - EZE

$479 Find Cheap Flights from St. Louis to Buenos Aires - Compare and Save

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Everything you should know

Cheapest round-trip
$1,192
Typical prices: $1,198-$1,595
Multiple Airlines
Tue 12/4Mon 12/17
STL - EZE • 2 stops
Cheapest one-way
$479
Typical prices: $756-$1,018
Multiple Airlines
Mon 11/12
STL - EZE • 3 stops
Nonstop flights
Not available
There are currently no direct flights between St. Louis and Buenos Aires Ministro Pistarini Airport. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
June
Cheapest • 16% price drop
January
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Houston George Bush Intcntl (IAH)
Cheapest • Avg $1,287 (round-trip)
Atlanta Hartsfield-Jackson (ATL)
Shortest trip • 14h 10m (one-way)
Insights
Insights
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We hope you love your trip to Buenos Aires Ministro Pistarini Airport!

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

 

Cheap flights from St. Louis to Buenos Aires with top airlines, updated regularly. Compare round-trip, one-way, direct and last-minute deals.

Fri, Dec 4 - Thu, Dec 17
Multiple Airlines Logo
12:02 pm - 9:50 amSTL  Lambert-St Louis-EZE Buenos Aires Ministro Pistarini
42h 48m2 stops Atlanta Hartsfield-Jackson Miami
Multiple Airlines Logo
11:00 am - 1:16 pmEZE  Buenos Aires Ministro Pistarini-STL Lambert-St Louis
29h 16m1 stop Punta Cana
$1,192Multiple Airlines
Wed, Dec 30 - Mon, Jan 18
LATAM Airlines Logo
9:52 am - 10:55 amSTL  Lambert-St Louis-EZE Buenos Aires Ministro Pistarini
22h 03m2 stops Atlanta Hartsfield-Jackson New York John F Kennedy Intl
LATAM Airlines Logo
8:05 pm - 11:39 pmEZE  Buenos Aires Ministro Pistarini-STL Lambert-St Louis
30h 34m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson
$1,204LATAM Airlines
Wed, Dec 30 - Mon, Jan 18
LATAM Airlines Logo
12:37 pm - 7:35 amSTL  Lambert-St Louis-EZE Buenos Aires Ministro Pistarini
15h 58m1 stop Atlanta Hartsfield-Jackson
LATAM Airlines Logo
8:05 pm - 11:39 pmEZE  Buenos Aires Ministro Pistarini-STL Lambert-St Louis
30h 34m2 stops New York John F Kennedy Intl Atlanta Hartsfield-Jackson
$1,204LATAM Airlines
Mon, Nov 30 - Mon, Dec 14
Multiple Airlines Logo
12:05 pm - 9:32 amSTL  Lambert-St Louis-EZE Buenos Aires Ministro Pistarini
18h 27m1 stop Punta Cana
Multiple Airlines Logo
2:40 pm - 11:17 amEZE  Buenos Aires Ministro Pistarini-STL Lambert-St Louis
47h 37m2 stops Miami Atlanta Hartsfield-Jackson
$1,205Multiple Airlines
Wed, Dec 2 - Mon, Dec 14
Delta Logo
7:03 am - 6:20 amSTL  Lambert-St Louis-EZE Buenos Aires Ministro Pistarini
20h 17m2 stops Atlanta Hartsfield-Jackson Lima J Chavez Intl
Delta Logo
5:00 pm - 11:29 amEZE  Buenos Aires Ministro Pistarini-STL Lambert-St Louis
21h 29m2 stops Sao Paulo Guarulhos Intl Atlanta Hartsfield-Jackson
$1,218Delta
Thu, Dec 3 - Wed, Dec 16
Delta Logo
5:31 pm - 9:40 amSTL  Lambert-St Louis-EZE Buenos Aires Ministro Pistarini
13h 09m1 stop Atlanta Hartsfield-Jackson
Delta Logo
9:30 pm - 11:29 amEZE  Buenos Aires Ministro Pistarini-STL Lambert-St Louis
16h 59m1 stop Atlanta Hartsfield-Jackson
$1,218Delta
Wed, Dec 2 - Mon, Dec 14
American Airlines Logo
10:25 am - 9:00 amSTL  Lambert-St Louis-EZE Buenos Aires Ministro Pistarini
19h 35m1 stop Dallas/Fort Worth
American Airlines Logo
10:30 pm - 12:23 pmEZE  Buenos Aires Ministro Pistarini-STL Lambert-St Louis
16h 53m1 stop Dallas/Fort Worth
$1,218American Airlines
Wed, Dec 30 - Mon, Jan 18
United Airlines Logo
10:52 am - 9:20 amSTL  Lambert-St Louis-EZE Buenos Aires Ministro Pistarini
19h 28m1 stop Houston George Bush Intcntl
United Airlines Logo
11:55 pm - 2:06 pmEZE  Buenos Aires Ministro Pistarini-STL Lambert-St Louis
17h 11m1 stop Houston George Bush Intcntl
$1,218United Airlines
Wed, Dec 2 - Tue, Dec 15
LATAM Airlines Logo
10:06 am - 9:40 amSTL  Lambert-St Louis-EZE Buenos Aires Ministro Pistarini
20h 34m1 stop Atlanta Hartsfield-Jackson
LATAM Airlines Logo
9:30 pm - 11:29 amEZE  Buenos Aires Ministro Pistarini-STL Lambert-St Louis
16h 59m1 stop Atlanta Hartsfield-Jackson
$1,218LATAM Airlines
Sun, Nov 29 - Wed, Dec 9
American Airlines Logo
12:56 pm - 9:00 amSTL  Lambert-St Louis-EZE Buenos Aires Ministro Pistarini
17h 04m1 stop Dallas/Fort Worth
American Airlines Logo
9:20 pm - 10:05 amEZE  Buenos Aires Ministro Pistarini-STL Lambert-St Louis
15h 45m1 stop Miami
$1,283American Airlines

Price, demand and travel trends for St. Louis to Buenos Aires Ministro Pistarini Airport flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

What's the cheapest day of the week to fly from St. Louis to Buenos Aires Ministro Pistarini Airport?

Based on deals KAYAK users found in the last 12 months, Wednesday is the cheapest day of the week to fly from St. Louis to Buenos Aires Ministro Pistarini Airport. It’s 9% cheaper than the average day, while Saturday is the most expensive, with prices 21% higher.

Find deals

Key details for St. Louis to Buenos Aires Ministro Pistarini Airport flights

Low season

October

Cheapest flight

$479
Beat the crowds with an average 69% drop in travelers.
The most popular month to fly with an average 94% increase in travelers.
One-way flight from St. Louis to Buenos Aires Ministro Pistarini Airport

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

Your St. Louis to Buenos Aires Ministro Pistarini Airport flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from St. Louis to Buenos Aires Ministro Pistarini Airport?

    Two cabin classes are available on flights from St. Louis to Buenos Aires Ministro Pistarini Airport:

    • Economy Class
    • Premium Economy Class

  • How long is a flight from St. Louis to Buenos Aires Ministro Pistarini Airport?

    A nonstop flight from St. Louis to Buenos Aires Ministro Pistarini Airport takes 00m, covering 5,472 miles.

  • Do I need a passport to fly from St. Louis to Buenos Aires Ministro Pistarini Airport?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How much should I expect to pay for a St. Louis to Buenos Aires Ministro Pistarini Airport flight?

    Round-trip flights from St. Louis to Buenos Aires Ministro Pistarini Airport range from $1,198 to $1,595, with an average of $1,314 over the past 12 months. Anything below $1,198 counts as a good deal.

  • How are flight prices from St. Louis to Buenos Aires Ministro Pistarini Airport looking right now?

    One-way fares from St. Louis to Buenos Aires Ministro Pistarini Airport are currently lower than usual. Average one-way flight prices are about $725, which is 18% below the typical average for this route.

  • What car rental options are available at Buenos Aires Ministro Pistarini Airport (EZE)?

    Buenos Aires Ministro Pistarini Airport (EZE) hosts 5 major car rental companies, with daily rates starting from around $15 for economy cars. Top options include:

    • Hertz
    • Rentacar
    • Street Rent a Car
    • Alamo
    • Localiza

  • Which airports can I use when flying from St. Louis to Buenos Aires Ministro Pistarini Airport?

    Flights from St. Louis to Buenos Aires Ministro Pistarini Airport usually depart from Lambert-St Louis (STL) and arrive at Buenos Aires Ministro Pistarini (EZE).

  • Which airports do connecting flights from St. Louis to Buenos Aires Ministro Pistarini Airport pass through?

    One-stop flights from St. Louis to Buenos Aires Ministro Pistarini Airport most commonly connect through:

    • Atlanta Hartsfield-Jackson (ATL) - 78% of one-stop connections
    • Miami (MIA) - 12% of one-stop connections
    • Dallas/Fort Worth (DFW) - 6% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 4% of one-stop connections

  • Can I save money by using flexible dates for flights from St. Louis to Buenos Aires Ministro Pistarini Airport?

    Yes. Flexible dates can save you up to 25% on flights from St. Louis to Buenos Aires Ministro Pistarini Airport. Wednesday is the cheapest departure day at $1,198 round-trip on average, while Saturday is the most expensive at $1,596, a difference of $398.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How much time can I save by choosing a different layover airport from St. Louis to Buenos Aires Ministro Pistarini Airport?

    Flying via Atlanta Hartsfield-Jackson (ATL) gives the shortest average 1-stop total travel time at 14h 10m, compared with 14h 42m via Miami (MIA) and 15h 51m via Dallas/Fort Worth (DFW).

  • What is the time difference between St. Louis and Buenos Aires Ministro Pistarini Airport?

    Buenos Aires Ministro Pistarini Airport is 2 hours ahead of St. Louis (Argentina Time vs Central Time). Plan for the time shift when scheduling connections or first-day activities.

  • What popular places can I visit in Buenos Aires Ministro Pistarini Airport?

    Some of the most popular sights in Buenos Aires Ministro Pistarini Airport are Obelisco de Buenos Aires, Estadio Monumental and Parque Centenario. These are among the most viewed places in Buenos Aires Ministro Pistarini Airport on KAYAK.

Your guide to booking St. Louis to Buenos Aires Ministro Pistarini Airport flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Wednesday departure and avoid flying on Saturday. On this route, Wednesday flights average $1,198, about $398 less than Saturday fares (25% savings) based on the last 12 months.
  • If you can choose when to travel, plan your St. Louis to Buenos Aires Ministro Pistarini Airport trip for June. Fares historically average $1,109 round-trip in that month - typically $486 less than the most expensive month, which is January (based on the last 12 months).

More options for your flight from St. Louis to Buenos Aires

Complete your trip to Buenos Aires with a hotel stay or car rental

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