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St. Louis

$961+ 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 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
EZE — STL
Jun 20 — Jun 271
Fri 6/20
Fri 6/27
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 June 15, 2025.

Round-trip from

$961
(Air Canada)
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 June 15, 2025.

This Air Canada deal was found by Cheapflights users on 6/12. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/204:35 pmEZE - STL
2 stops29h 03mAir Canada
Thu 11/204:15 pmSTL - EZE
2 stops20h 10mAir Canada
Deal found 6/12$961
This Delta deal was found by Cheapflights users on 6/12. 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.
Wed 10/223:55 amEZE - STL
2 stops21h 44mDelta
Mon 11/1711:51 amSTL - EZE
1 stop18h 09mDelta
Deal found 6/12$979
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Mon 10/209:00 pmEZE - STL
1 stop26h 59mUnited Airlines
Sun 11/234:35 pmSTL - EZE
1 stop35h 45mUnited Airlines
Deal found 6/12$996
This American Airlines deal was found by Cheapflights users on 6/14. 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.
Fri 8/2210:30 pmEZE - STL
2 stops22h 00mAmerican Airlines
Sun 9/79:44 amSTL - EZE
2 stops19h 51mAmerican Airlines
Deal found 6/14$1,010
This FlightHub deal was found by Cheapflights users on 6/14. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/213:55 amEZE - STL
2 stops21h 30mLATAM Airlines
Sun 9/73:36 pmSTL - EZE
2 stops18h 11mLATAM Airlines
Deal found 6/14$1,167
This Air Canada deal was found by Cheapflights users on 6/14. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/211:40 amEZE - STL
2 stops20h 05mMultiple Airlines
Sun 9/73:20 pmSTL - EZE
3 stops21h 10mMultiple Airlines
Deal found 6/14$2,042

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 June 15, 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

Mon 10/20

4:35 pm-7:38 pm

2 stops29h 03m

Lambert-St Louis

Thu 11/20

4:15 pm-3:25 pm

2 stops20h 10m

$961

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

Wed 10/22

3:55 am-11:39 pm

2 stops21h 44m

Lambert-St Louis

Mon 11/17

11:51 am-9:00 am

1 stop18h 09m

$979

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

Mon 10/20

9:00 pm-9:59 pm

1 stop26h 59m

Lambert-St Louis

Sun 11/23

4:35 pm-7:20 am

1 stop35h 45m

$996

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

Fri 8/22

10:30 pm-6:30 pm

2 stops22h 00m

Lambert-St Louis

Sun 9/7

9:44 am-7:35 am

2 stops19h 51m

$1,010

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

Thu 8/21

3:55 am-11:25 pm

2 stops21h 30m

Lambert-St Louis

Sun 9/7

3:36 pm-11:47 am

2 stops18h 11m

$1,167

Buenos AiresSt. Louis

EZE - STL

EZESTL

Buenos Aires Ministro Pistarini

Thu 8/21

1:40 am-7:45 pm

2 stops20h 05m

Lambert-St Louis

Sun 9/7

3:20 pm-2:30 pm

3 stops21h 10m

$2,042

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/12

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 June 15, 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 June 15, 2025.
Delta
8.0
Very good
7,963 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,963 reviews
Delta
8.0
Very good
7,963 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
LATAM Airlines
7.5
Good
1,785 reviews
Delta
8.0
Very good
7,963 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,798 reviews
Delta
8.0
Very good
7,963 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,963 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Air Canada
7.1
Good
9,549 reviews
Delta
8.0
Very good
7,963 reviews

Comfort

7.9

Crew

8.5

Food

7.3

Overall

8.0

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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
O'Fallon
Maryland Heights
Fairview Heights
Collinsville
Eureka
St. Peters
Glencoe
Festus
Alton
Farmington

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