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St. Louis

$1,021+ Cheap flights from Argentina to St. Louis (STL)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/1. Fares are subject to change and may not be available on all flights or dates of travel.
EZE — STL
mai 4 — mai 111
dim. 5/4
dim. 5/11
1 adult, Economy
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Cheap flight deals from Argentina to St. Louis

Keep the following information in mind while searching for Argentina to St. Louis flight deals. Data was last updated avril 29, 2025.

Round-trip from

$1,021
(Justfly.com)
From Argentina to Lambert-St Louis
Search Deals

Find flight deals from Argentina to St. Louis

Cheapest flights from Argentina to St. Louis
Explore the most affordable flight options available from Argentina to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on avril 29, 2025.

This Justfly.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/17:40 amEZE - STL
2 stops17h 56mLATAM Airlines
dim. 7/135:23 pmSTL - EZE
2 stops16h 35mLATAM Airlines
Deal found 4/28$1,021
This Delta deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
ven. 8/228:10 pmEZE - STL
1 stop18h 14mDelta
dim. 9/75:40 pmSTL - EZE
1 stop14h 05mDelta
Deal found 4/28$1,055
This Mytrip deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/54:35 pmEZE - STL
3 stops53h 23mAir Canada
ven. 5/91:30 pmSTL - EZE
2 stops23h 00mAir Canada
Deal found 4/28$1,144
This United Airlines deal was found by Cheapflights users on 4/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 7/19:00 pmEZE - STL
2 stops26h 35mUnited Airlines
dim. 7/136:15 pmSTL - EZE
1 stop35h 45mUnited Airlines
Deal found 4/29$1,208
This Mytrip deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dim. 5/42:30 amEZE - STL
3 stops40h 45mMultiple Airlines
ven. 5/91:30 pmSTL - EZE
2 stops23h 00mMultiple Airlines
Deal found 4/28$1,483
This American Airlines deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 5/510:30 pmEZE - STL
1 stop20h 59mAmerican Airlines
ven. 5/96:20 pmSTL - EZE
1 stop12h 35mAmerican Airlines
Deal found 4/28$1,855

Cheapflights Fare Finder

Customize your flight search to find flights from Argentina to St. Louis that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated avril 29, 2025.
Use the filters below to find and compare flights from Argentina to St. Louis that are best for you.

Fly from

Argentina

Fly to

St. Louis

Route

Depart

Return

Price

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

mar. 7/1

7:40 am-11:36 pm

2 stops17h 56m

Lambert-St Louis

dim. 7/13

5:23 pm-11:58 am

2 stops16h 35m

$1,021

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

lun. 5/5

4:35 pm-7:58 pm

3 stops53h 23m

Lambert-St Louis

ven. 5/9

1:30 pm-2:30 pm

2 stops23h 00m

$1,144

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

mar. 7/1

8:10 pm-12:35 pm

1 stop18h 25m

Lambert-St Louis

dim. 7/13

3:42 pm-9:45 am

1 stop16h 03m

$1,171

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

mar. 7/1

9:00 pm-9:35 pm

2 stops26h 35m

Lambert-St Louis

dim. 7/13

6:15 pm-8:00 am

1 stop35h 45m

$1,208

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

dim. 5/4

2:30 am-5:15 pm

3 stops40h 45m

Lambert-St Louis

ven. 5/9

1:30 pm-2:30 pm

2 stops23h 00m

$1,483

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

lun. 5/5

10:30 pm-5:29 pm

1 stop20h 59m

Lambert-St Louis

ven. 5/9

6:20 pm-8:55 am

1 stop12h 35m

$1,855

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/28

Best time to book a flight from Argentina to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Argentina with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Argentina to St. Louis

What is the cheapest time of day to fly from AR to STL?

Find hourly flight availability from Argentina to St. Louis. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated avril 29, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Argentina to St. Louis as you normally would.

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in St. Louis ranges from 2.2 - 4.7 inches per month. May is typically the wettest month, when rainfall can reach 4.7 in. February is typically the driest time to visit St. Louis when rainfall is around 2.2 in.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 80.6 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 32.0 F).

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated avril 29, 2025.
Get a feel of what it's like to fly with Delta, LATAM Airlines and United Airlines from Argentina to St. Louis by reading reviews from past customers. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,929 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
LATAM Airlines
7.5
Good
1,767 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,696 reviews
Delta
8.0
Very good
7,929 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Entertainment

7.9

Food

7.3

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

Find useful and relevant information for your journey from Argentina to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to St. Louis from Argentina?

    For a flight from Argentina to St. Louis, you will be flying into Lambert-St Louis. Lambert-St Louis (STL) is just 12.7 mi from the center of the city.

  • Can I find deals for flights from Argentina to St. Louis that include hotel bookings?

    Yes. In addition to deals on Argentina to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Argentina to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Argentina to St. Louis.

  • Can I find deals for business class flights from Argentina to St. Louis?

    Yes. Cheapflights offers flight deals from Argentina to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Argentina to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Argentina to St. Louis (average of $311). Flying from Argentina to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Argentina?

Book flights to Argentina if you plan to visit one of these locations
Fenton
Maryland Heights
Fairview Heights
Collinsville
Wentzville
Eureka
St. Peters
Festus
Glencoe
Alton
Farmington
O'Fallon

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