Cheap flights from St. Louis (STL) to Argentina from $594
This is the cheapest one-way flight price, found on 9/20. Prices may vary by date and flight preferences.
How far in advance should I book a flight from St. Louis to Argentina?
Travelers have found it’s best to book a flight 22 days in advance to save up to 19% 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 22 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 $1,405, or $1,608 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 July. For low rates, June can be a great choice for travel to Argentina. Flights to Argentina from St. Louis in June are about $1,331 on average during June, but can be found for as low as $904.
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 Delta flights from St. Louis to Argentina
Peruse some of the lowest-priced Delta flights we've found from St. Louis to Argentina. Deals update often to give you more flight options matching your criteria
Cheap American Airlines flights from St. Louis to Argentina
Browse through some of the cheapest American Airlines flights traveling from St. Louis to Argentina. Check back soon if you're not seeing flights that suit your needs.
St. Louis to Argentina 2023 flight deals
Cheap flights to Argentina from St. Louis found for this year
These are some of the most attractive deals on flights from St. Louis to Argentina in 2023. If these deals don't appeal to you, be sure to come back soon for more options.
One-way flights to Argentina from St. Louis
The cheapest one-way flights from St. Louis to Argentina
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.
Find flights from St. Louis to Argentina within your budget
Use the slider to find flights from St. Louis to Argentina that fit your budget.
Fly from
Fly to
Budget
$917 - $1,162
Route
Depart
Return
Price
Lambert-St LouisBuenos Aires Ministro Pistarini
STL - EZE
STLEZE
Lambert-St Louis
Mon 2/26
1 stop13h 05m
Buenos Aires Ministro Pistarini
Tue 3/19
1 stop13h 46m
Lambert-St LouisBuenos Aires Ministro Pistarini
STL - EZE
STLEZE
Lambert-St Louis
Thu 2/22
2 stops17h 06m
Buenos Aires Ministro Pistarini
Tue 3/12
2 stops19h 24m
Lambert-St LouisBuenos Aires Ministro Pistarini
STL - EZE
STLEZE
Lambert-St Louis
Mon 2/26
2 stops17h 06m
Buenos Aires Ministro Pistarini
Tue 3/19
2 stops19h 05m
Lambert-St LouisBuenos Aires Ministro Pistarini
STL - EZE
STLEZE
Lambert-St Louis
Mon 2/26
2 stops32h 25m
Buenos Aires Ministro Pistarini
Tue 3/19
2 stops30h 04m
Lambert-St LouisBuenos Aires Jorge Newbery
STL - AEP
STLAEP
Lambert-St Louis
Thu 2/22
2 stops30h 40m
Buenos Aires Jorge Newbery
Tue 3/12
2 stops32h 29m
Lambert-St LouisBuenos Aires Jorge Newbery
STL - AEP
STLAEP
Lambert-St Louis
Mon 2/26
2 stops46h 15m
Buenos Aires Jorge Newbery
Tue 3/19
2 stops37h 49m
Lambert-St LouisBuenos Aires Jorge Newbery
STL - AEP
STLAEP
Lambert-St Louis
Thu 11/23
3 stops43h 00m
Buenos Aires Jorge Newbery
Sun 11/26
3 stops46h 24m
Lambert-St LouisBuenos Aires Ministro Pistarini
STL - EZE
STLEZE
Lambert-St Louis
Tue 1/2
2 stops29h 30m
Buenos Aires Ministro Pistarini
Tue 1/16
2 stops21h 46m
Lambert-St LouisBuenos Aires Ministro Pistarini
STL - EZE
STLEZE
Lambert-St Louis
Sun 11/5
2 stops36h 41m
Buenos Aires Ministro Pistarini
Mon 11/13
1 stop21h 27m
Reviews of airlines servicing Argentina
See what other customers who have flown with Delta, American Airlines and LATAM 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.
Crew
Overall
Comfort
Entertainment
Boarding
Food
Reviews
The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
Crew
Overall
Comfort
Entertainment
Boarding
Food
Reviews
The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
Crew
Overall
Comfort
Entertainment
Boarding
Food
Reviews
The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
Crew
Overall
Comfort
Entertainment
Boarding
Food
Reviews
The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
Crew
Overall
Comfort
Entertainment
Boarding
Food
Reviews
The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
Crew
Overall
Comfort
Entertainment
Boarding
Food
Reviews
The seats were wayyyy too small! If you are a larger person buying 2 seats would not work as arm rests do not go up
Related info for your journey
Useful info, stats and facts about St. Louis to Argentina flights.
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 $1,000 on Cheapflights?
Yes, there are multiple flights from St. Louis to Argentina for under $1,000. The cheapest flight booked recently is on Delta for just $917, but on average you can expect to pay $1,097.
What are the cheapest airlines to fly from St. Louis to Argentina one-way?
The cheapest airlines for a one-way flight from St. Louis to Argentina are Delta ($676), LATAM Airlines ($697), and American Airlines ($1,026).
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. Cordoba Pajas Blancas Airport (COR), Mendoza El Plumerillo Airport (MDZ), Buenos Aires Jorge Newbery Airport (AEP), Rosario Fisherton Airport (ROS), San Carlos de Bariloche Teniente Luis Candelaria Airport (BRC) are some additional IATA codes for airports related to your trip.