Question 1

Are there direct flights from Chicago to Buenos Aires?

Accepted Answer

Yes, there are non-stop flights operating between Chicago and Buenos Aires. Flight time is approximately 11h 08m.

Question 2

How long is the flight from Chicago to Buenos Aires?

Accepted Answer

Direct flights from Chicago to Buenos Aires typically take around 11h 08m. The great-circle distance is approximately 9,049 km.

Question 3

What is the cheapest day to fly from Chicago to Buenos Aires?

Accepted Answer

Fares tend to be lowest on Tuesdays and Wednesdays. Flying mid-week and booking 4–8 weeks in advance often yields the best prices on the Chicago–Buenos Aires route.

Question 4

Which airlines fly from Chicago to Buenos Aires?

Accepted Answer

Several carriers operate this route. Use our flight search above to see live availability and compare prices across all airlines flying Chicago to Buenos Aires.

Question 5

How far in advance should I book a flight from Chicago to Buenos Aires?

Accepted Answer

For the best fares, aim to book 4–8 weeks ahead during peak season and 2–4 weeks during off-peak periods. Last-minute deals can sometimes appear within 14 days of departure.

Season	Months	Demand	Booking Tip
Peak	Jun – Aug, Dec	High	Book 8–12 weeks ahead for best availability.
Shoulder	Mar – May, Sep – Nov	Moderate	Good deals 4–6 weeks in advance.
Low	Jan – Feb	Low	Last-minute fares often available.

Direct Flights: Chicago to Buenos Aires

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Best Time to Book — Chicago to Buenos Aires

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FAQs — Direct Flights Chicago to Buenos Aires