Cheap flight from Atlanta to Buenos Aires from $1,259

Frequently Asked Questions

• How long does it take to fly from Atlanta (ATL) to Buenos Aires (BUE) and what is the distance?

  It takes around 9 hours 6 minutes to fly from Atlanta (ATL) to Buenos Aires (BUE).

• When is the best time to book flights from Atlanta to Buenos Aires?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Atlanta to Buenos Aires is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• When are flight tickets from Atlanta (ATL) to Buenos Aires (BUE) the cheapest?

  The cheapest months to fly from Atlanta to Buenos Aires is October, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Atlanta to Buenos Aires on?

  After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Atlanta to Buenos Aires on November 18, 2025 with Frontier Airlines, with prices starting at $786.

• Is there any time difference between Atlanta and Buenos Aires?

  The time difference between Buenos Aires and Atlanta is 2h.

• How do I change or cancel my ticket from Atlanta to Buenos Aires?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.