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Flights from St Louis to Buenos Aires
There are no direct flights from St Louis to Buenos Aires. The fastest way is one stop via Atlanta or Miami, about 12h 35m door to door (97 connections a week on current schedules).
No direct flights · 6 connection options From 12h 35m
St Louis to Buenos Aires at a glance
Fastest journey12h 35mVia Atlanta, on current schedules
Nonstop flightsNoneConnect via Atlanta or Miami
Best ways to fly from St Louis to Buenos Aires
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
STL Atlanta (ATL) BUE
Leg 1: Delta Air Lines, Frontier Airlines, Southwest Airlines · Leg 2: Delta Air Lines
Mon19:00 STL21:20 ATL1h 40m connection23:00 ATL09:35 BUEDelta Air Lines
2Search
STL Miami (MIA) BUE
Leg 1: American Airlines, Southwest Airlines · Leg 2: Aerolíneas Argentinas, American Airlines, LATAM Airlines
Sun19:00 STL22:26 MIA2h 04m connection00:30 MIA09:52 BUESouthwest Airlines + LATAM Airlines
3Search
STL Houston (IAH) BUE
Leg 1: United Airlines, GoJet Airlines, Mesa Airlines · Leg 2: United Airlines
Mon15:15 STL17:03 IAH3h 27m connection20:30 IAH07:45 BUEUnited Airlines
4Search
STL Dallas (DFW) BUE
Leg 1: American Airlines, Frontier Airlines, Envoy Air · Leg 2: American Airlines
6Search
STL Cancun (CUN) BUE
Leg 1: American Airlines, Frontier Airlines, Southwest Airlines · Leg 2: Aerolíneas Argentinas
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 8,778 km5,451 miles
- Journey time
- 12h 35mon current schedules
- Time difference
- +3hBuenos Aires vs St Louis
- Currency in Buenos Aires
- USD
- Airports
- STL → EZE, AEP
Flights from St Louis to Buenos Aires: questions answered
Are there direct flights from St Louis to Buenos Aires?
No. There is no nonstop service, so you will connect, most easily in Atlanta, Miami and Houston. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from St Louis to Buenos Aires?
With one connection the journey usually takes around 12h 35m, depending on the layover. The straight-line distance is 8,778 km.
Where do you change planes between St Louis and Buenos Aires?
The best connecting points are Atlanta (ATL), Miami (MIA), Houston (IAH) and Dallas (DFW). Delta Air Lines flies both legs via Atlanta, so you can book it as one ticket.
Which airports serve St Louis and Buenos Aires?
St Louis: St. Louis Lambert International Airport (STL). Buenos Aires: Ezeiza International Airport - Ministro Pistarini (EZE) and Aeroparque Jorge Newbery (AEP).
What is the time difference between St Louis and Buenos Aires?
Buenos Aires is 3 hours ahead of St Louis.
