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Flights from Chicago to Buenos Aires
There are no direct flights from Chicago to Buenos Aires. The fastest way is one stop via Atlanta or Miami, about 12h 20m door to door (287 connections a week on current schedules).
No direct flights · 6 connection options From 12h 20m
Chicago to Buenos Aires at a glance
Fastest journey12h 20mVia Atlanta, on current schedules
Nonstop flightsNoneConnect via Atlanta or Miami
Best ways to fly from Chicago 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
CHI Atlanta (ATL) BUE
Leg 1: American Airlines, Delta Air Lines, Frontier Airlines · Leg 2: Delta Air Lines
Thu19:15 CHI21:49 ATL1h 11m connection23:00 ATL09:35 BUEDelta Air Lines
2Search
CHI Miami (MIA) BUE
Leg 1: American Airlines, Frontier Airlines, United Airlines · Leg 2: Aerolíneas Argentinas, American Airlines, LATAM Airlines
Sun15:45 CHI19:31 MIA1h 14m connection20:45 MIA06:14 BUEAmerican Airlines
3Search
CHI Houston (IAH) BUE
Leg 1: American Airlines, Frontier Airlines, United Airlines · Leg 2: United Airlines
Mon16:30 CHI18:53 IAH1h 37m connection20:30 IAH07:45 BUEUnited Airlines
4Search
CHI New York (JFK) BUE
Leg 1: American Airlines, JetBlue Airways, Qantas · Leg 2: American Airlines, Delta Air Lines
Tue16:30 CHI19:33 JFK3h 42m connection23:15 JFK10:26 BUEAmerican Airlines
5Search
CHI Mexico City (MEX) BUE
Leg 1: Aeroméxico, American Airlines, United Airlines · Leg 2: Aeroméxico
6Search
CHI Punta Cana (PUJ) BUE
Leg 1: American Airlines, Arajet, Frontier Airlines · Leg 2: Aerolíneas Argentinas, Arajet
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
- 9,013 km5,597 miles
- Journey time
- 12h 20mon current schedules
- Time difference
- +3hBuenos Aires vs Chicago
- Currency in Buenos Aires
- USD
- Airports
- ORD, MDW, RFD → EZE, AEP
Flights from Chicago to Buenos Aires: questions answered
Are there direct flights from Chicago 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 Chicago to Buenos Aires?
With one connection the journey usually takes around 12h 20m, depending on the layover. The straight-line distance is 9,013 km.
Where do you change planes between Chicago and Buenos Aires?
The best connecting points are Atlanta (ATL), Miami (MIA), Houston (IAH) and New York (JFK). American Airlines flies both legs via Atlanta, so you can book it as one ticket.
Which airports serve Chicago and Buenos Aires?
Chicago: Chicago O'Hare International Airport (ORD), Chicago Midway International Airport (MDW) and Chicago Rockford International Airport (RFD). Buenos Aires: Ezeiza International Airport - Ministro Pistarini (EZE) and Aeroparque Jorge Newbery (AEP).
What is the time difference between Chicago and Buenos Aires?
Buenos Aires is 3 hours ahead of Chicago.





