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Cheap flights from St. Louis (STL) to Argentina from $1,000

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 11/13. 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.
STL — EZE
May 14 — May 211
From?
To?
Tue 5/14
Tue 5/21
1 adult, Economy
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How far in advance should I book a flight from St. Louis to Argentina?

Travelers have found it’s best to book a flight 55 days in advance to save up to 43% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 55 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from St. Louis to Argentina 1-2 weeks in advance for as low as $1,238, or $1,481 for flights within the next 24 hours.

What is the cheapest month to fly from St. Louis to Argentina?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, October can be a great choice for travel to Argentina. Flights to Argentina from St. Louis in October are about $1,219 on average during October, but can be found for as low as $837.

When is the cheapest time to fly from St. Louis to Argentina (STL - AR)?

When flying from St. Louis to Argentina, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap American Airlines flights from St. Louis to Argentina

Explore cheap flight options specifically provided by American Airlines for the route between St. Louis and Argentina. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 9, 2024.
Peruse some of the lowest-priced American Airlines flights we've found from St. Louis to Argentina. Deals update often to give you more flight options matching your criteria
Wed 5/292:00 pmSTL - EZE
2 stops18h 00mAmerican Airlines
Mon 6/178:55 pmEZE - STL
2 stops21h 52mAmerican Airlines
Deal found 5/8$1,167
Sun 7/145:29 amSTL - EZE
1 stop23h 41mAmerican Airlines
Sun 7/219:00 pmEZE - STL
2 stops21h 56mAmerican Airlines
Deal found 5/8$1,372
Sat 7/135:29 amSTL - EZE
1 stop23h 41mAmerican Airlines
Sat 7/209:00 pmEZE - STL
2 stops21h 12mAmerican Airlines
Deal found 5/8$1,373
Sun 7/149:20 amSTL - EZE
2 stops19h 50mAmerican Airlines
Sun 7/219:00 pmEZE - STL
2 stops21h 56mAmerican Airlines
Deal found 5/8$1,425
Tue 7/163:18 pmSTL - EZE
2 stops17h 32mAmerican Airlines
Tue 7/2310:20 pmEZE - STL
2 stops17h 54mAmerican Airlines
Deal found 5/8$2,778
Sat 7/133:18 pmSTL - EZE
2 stops17h 32mAmerican Airlines
Mon 7/2210:20 pmEZE - STL
1 stop26h 43mAmerican Airlines
Deal found 5/8$2,843

Cheap Air Canada flights from St. Louis to Argentina

Explore cheap flight options specifically provided by Air Canada for the route between St. Louis and Argentina. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 9, 2024.
Browse through some of the cheapest Air Canada flights traveling from St. Louis to Argentina. Check back soon if you're not seeing flights that suit your needs.
Wed 5/294:05 pmSTL - EZE
2 stops20h 45mAir Canada
Mon 6/174:25 pmEZE - STL
3 stops25h 16mAir Canada
Deal found 5/8$1,308
Tue 7/164:05 pmSTL - EZE
2 stops20h 45mAir Canada
Mon 7/224:25 pmEZE - STL
2 stops30h 40mAir Canada
Deal found 5/8$1,324
Wed 7/1012:00 pmSTL - EZE
2 stops24h 50mAir Canada
Thu 7/184:25 pmEZE - STL
2 stops24h 56mAir Canada
Deal found 5/8$1,325
Tue 7/164:05 pmSTL - EZE
2 stops20h 45mAir Canada
Sat 7/204:25 pmEZE - STL
2 stops24h 56mAir Canada
Deal found 5/8$1,374
Tue 7/164:05 pmSTL - EZE
2 stops20h 45mAir Canada
Sat 7/204:25 pmEZE - STL
3 stops30h 40mAir Canada
Deal found 5/8$1,504

Cheap St. Louis to Argentina flights in May & June 2024

Find cheap flight options from St. Louis to Argentina specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,749,864 searches. Prices were last updated on May 9, 2024.
These are some of the most attractive deals on flights from St. Louis to Argentina in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 5/296:30 pmSTL - AEP
2 stops19h 30mLATAM Airlines
Mon 6/175:10 pmAEP - STL
2 stops20h 51mLATAM Airlines
Deal found 5/9$1,164
Wed 5/296:30 pmSTL - EZE
1 stop13h 10mDelta
Mon 6/178:00 pmEZE - STL
1 stop15h 10mDelta
Deal found 5/9$1,164
Wed 5/292:00 pmSTL - EZE
2 stops18h 00mAmerican Airlines
Mon 6/178:55 pmEZE - STL
2 stops21h 52mAmerican Airlines
Deal found 5/8$1,167
Wed 5/2912:53 pmSTL - EZE
2 stops20h 37mDelta
Mon 6/178:00 pmEZE - STL
1 stop20h 57mDelta
Deal found 5/9$1,168
Wed 5/2910:10 amSTL - AEP
2 stops27h 50mLATAM Airlines
Mon 6/175:10 pmAEP - STL
2 stops20h 51mLATAM Airlines
Deal found 5/8$1,169
Wed 5/294:05 pmSTL - EZE
2 stops20h 45mAir Canada
Mon 6/174:25 pmEZE - STL
3 stops25h 16mAir Canada
Deal found 5/8$1,308
Wed 5/298:05 amSTL - EZE
3 stops28h 45mAir Canada
Mon 6/174:25 pmEZE - STL
3 stops25h 16mAir Canada
Deal found 5/8$1,523
Wed 5/298:05 amSTL - EZE
3 stops28h 45mAir Canada
Mon 6/174:25 pmEZE - STL
3 stops25h 16mAir Canada
Deal found 5/9$1,551
Wed 5/2910:15 amSTL - EZE
2 stops19h 25mCopa Airlines
Sun 6/1612:08 amEZE - STL
2 stops21h 11mCopa Airlines
Deal found 5/8$2,409

St. Louis to Argentina 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Argentina in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 9, 2024.
These are some of the most attractive deals on flights from St. Louis to Argentina in 2024. If these deals don't appeal to you, be sure to come back soon for more options.
Wed 11/136:00 amSTL - AEP
3 stops24h 08mLATAM Airlines
Thu 11/285:10 pmAEP - STL
2 stops20h 33mLATAM Airlines
Deal found 5/8$1,000
Wed 11/132:05 pmSTL - EZE
2 stops26h 43mLATAM Airlines
Wed 11/273:45 amEZE - STL
2 stops22h 50mLATAM Airlines
Deal found 5/8$1,000
Wed 11/139:39 amSTL - EZE
1 stop21h 31mAmerican Airlines
Thu 11/2811:35 pmEZE - STL
2 stops17h 22mAmerican Airlines
Deal found 5/8$1,003
Tue 10/18:05 amSTL - EZE
2 stops21h 55mUnited Airlines
Tue 10/229:00 pmEZE - STL
2 stops20h 49mUnited Airlines
Deal found 5/9$1,004
Wed 7/1010:11 amSTL - EZE
2 stops18h 04mDelta
Tue 7/238:00 pmEZE - STL
1 stop15h 06mDelta
Deal found 5/8$1,020
Wed 7/106:30 amSTL - EZE
2 stops23h 30mUnited Airlines
Wed 7/179:00 pmEZE - STL
1 stop21h 28mUnited Airlines
Deal found 5/8$1,024
Fri 8/232:05 pmSTL - AEP
2 stops28h 35mLATAM Airlines
Tue 8/2712:20 pmAEP - STL
2 stops24h 27mLATAM Airlines
Deal found 5/7$1,040
Sat 9/76:00 amSTL - EZE
2 stops22h 15mDelta
Tue 9/108:00 pmEZE - STL
1 stop16h 43mDelta
Deal found 5/8$1,040
Tue 7/165:25 pmSTL - AEP
2 stops23h 35mLATAM Airlines
Fri 7/1912:28 pmAEP - STL
2 stops25h 18mLATAM Airlines
Deal found 5/8$1,060

One-way flights to Argentina from St. Louis

Search for one-way flight options from St. Louis to Argentina. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 9, 2024.
Take a look at some of the best available options we've come across on one-way flights from St. Louis to Argentina. Users needing a return flight from St. Louis to Argentina should utilize the search form above.
Thu 6/66:00 amSTL - AEP
2 stops32h 00mLATAM Airlines
Deal found 5/7$2,142

Find flights from St. Louis to Argentina within your budget

Customize your flight search to find flights from St. Louis to Argentina 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 2,749,864 searches. Data last updated May 9, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,020 - $1,600

Route

Depart

Return

Price

Lambert-St LouisBuenos Aires Ministro Pistarini

STL - EZE

STLEZE

Lambert-St Louis

Wed 7/10

2 stops18h 04m

Buenos Aires Ministro Pistarini

Tue 7/23

1 stop15h 06m

$1,020

Lambert-St LouisBuenos Aires Ministro Pistarini

STL - EZE

STLEZE

Lambert-St Louis

Wed 7/10

2 stops23h 30m

Buenos Aires Ministro Pistarini

Wed 7/17

1 stop21h 28m

$1,024

Lambert-St LouisBuenos Aires Jorge Newbery

STL - AEP

STLAEP

Lambert-St Louis

Thu 10/10

2 stops18h 45m

Buenos Aires Jorge Newbery

Fri 10/25

3 stops27h 55m

$1,040

Lambert-St LouisBuenos Aires Ministro Pistarini

STL - EZE

STLEZE

Lambert-St Louis

Sat 9/7

2 stops22h 15m

Buenos Aires Ministro Pistarini

Tue 9/10

1 stop16h 43m

$1,040

Lambert-St LouisBuenos Aires Jorge Newbery

STL - AEP

STLAEP

Lambert-St Louis

Wed 7/24

2 stops40h 15m

Buenos Aires Jorge Newbery

Tue 7/30

2 stops22h 38m

$1,060

Lambert-St LouisBuenos Aires Ministro Pistarini

STL - EZE

STLEZE

Lambert-St Louis

Wed 5/29

2 stops18h 00m

Buenos Aires Ministro Pistarini

Mon 6/17

2 stops21h 52m

$1,167

Lambert-St LouisBuenos Aires Ministro Pistarini

STL - EZE

STLEZE

Lambert-St Louis

Wed 5/29

2 stops20h 45m

Buenos Aires Ministro Pistarini

Mon 6/17

3 stops25h 16m

$1,308

Lambert-St LouisBuenos Aires Ministro Pistarini

STL - EZE

STLEZE

Lambert-St Louis

Thu 10/10

3 stops48h 50m

Buenos Aires Ministro Pistarini

Thu 10/24

2 stops39h 40m

$1,596

Lambert-St LouisBuenos Aires Ministro Pistarini

STL - EZE

STLEZE

Lambert-St Louis

Sat 7/13

2 stops31h 27m

Buenos Aires Ministro Pistarini

Sun 7/21

2 stops32h 36m

$1,600

Flights are sorted by cheapest first

Deals found on 5/8

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Argentina

Get insights into the airlines that provide service to Argentina. 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 Argentina. Reviews last updated May 9, 2024.
See what other customers who have flown with American Airlines, Air Canada and United Airlines from St. Louis to Argentina have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.1
Very good
10,793 reviews
Check prices

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Delta
8.1
Very good
10,793 reviews
Delta
8.1
Very good
10,793 reviews
Check prices

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Copa Airlines
8.0
Very good
2,766 reviews
Delta
8.1
Very good
10,793 reviews
Check prices

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

LATAM Airlines
7.6
Good
2,440 reviews
Delta
8.1
Very good
10,793 reviews
Check prices

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

GOL
7.5
Good
1,312 reviews
Delta
8.1
Very good
10,793 reviews
Check prices

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

United Airlines
7.4
Good
11,050 reviews
Delta
8.1
Very good
10,793 reviews
Check prices

Food

7.4

Crew

8.6

Comfort

7.9

Overall

8.1

Boarding

8.2

Entertainment

8.0

Reviews

1 / 10

Bad experience with the staff boarding the gate. I couldn’t board with my carry on, personal item and a funny bag. I had to put my passport inside my pockets and put the funny bag inside the personal item. Then after passing the staff pull out everything again.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Argentina. 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 from for flights from St. Louis to Argentina?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Argentina. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • Can I find flights from St. Louis to Argentina for under $1,100 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Argentina for under $1,100. The cheapest flight booked recently is on Delta for just $1,020, but on average you can expect to pay $1,083.

  • What are the most popular airlines that fly from St. Louis to Argentina?

    American Airlines, Copa Airlines and Delta are the most popular airlines when flying from St. Louis to Argentina.

  • What does STL to EZE mean?

    Lambert-St Louis Airport is STL and Buenos Aires Ministro Pistarini Airport is EZE. These codes are created by the International Air Transport Association (IATA) and airlines use them to identify the departing and arrival airports in the flight routes they service. Buenos Aires Jorge Newbery Airport (AEP), San Carlos de Bariloche Teniente Luis Candelaria Airport (BRC), Cordoba Pajas Blancas Airport (COR), Mendoza El Plumerillo Airport (MDZ), Ushuaia Malvinas Argentinas Airport (USH) are some additional IATA codes for airports related to your trip.

  • Can I find deals for flights from St. Louis to Argentina that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Argentina flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Argentina with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Argentina flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from St. Louis to Argentina that allow pets onboard?

    Many airlines flying from St. Louis to Argentina offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Argentina?

    Yes, you can often find last-minute deals on St. Louis to Argentina flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Argentina flight deals updated?

    The St. Louis to Argentina flight deals you see on this page were last updated on 5/9.

See more FAQs

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Alternative routes for St. Louis to Argentina
See prices for flight routes from nearby airports that may be better suited for you.

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Top 5 airlines flying from St. Louis to Argentina

Discover the top 5 airlines that operate flights from St. Louis to Argentina. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,749,864 searches. Data last updated May 9, 2024.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$814Average$1,197FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
DeltaCheapest$923Average$1,277FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
American AirlinesCheapest$959Average$1,265FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
Copa AirlinesCheapest$1,003Average$1,413FlexibilityNo cancel feeOn-time70%
Search Copa Airlines flights
LATAM AirlinesCheapest$1,100Average$1,546FlexibilityNo cancel feeOn-time81%
Search LATAM Airlines flights
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Search flights from St. Louis to Argentina by cabin class

Find flights from St. Louis to Argentina, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Argentina?

Deals for St. Louis to Argentina flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Argentina?

Cheapflights simply makes it quick and affordable to book flights from St. Louis to Argentina by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from St. Louis to Argentina with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from St. Louis to Argentina, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from St. Louis to Argentina become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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