Cheap flight from San Francisco to Buenos Aires from $558

Frequently Asked Questions

• Which airlines offer direct flights from San Francisco to Buenos Aires?

  At the moment, you can catch a nonstop flight from San Francisco to Buenos Aires with the following airlines, including: Alaska Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• When is the best time to book flights from San Francisco 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 San Francisco 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 San Francisco (SFO) to Buenos Aires (BUE) the cheapest?

  The cheapest months to fly from San Francisco to Buenos Aires is November, when demand for travel is lower.

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

  After crunching the numbers on our November flight calendar, it's currently cheapest to fly from San Francisco to Buenos Aires on November 10, 2025 with American Airlines, with prices starting at $415.

• Which airports can I fly to for Buenos Aires from San Francisco?

  You can land at any one of the following hubs in Buenos Aires, with San Francisco International Airport to Ministro Pistarini International Airport (SFO-EZE) is by far the most common option on this route: Ministro Pistarini International Airport (EZE) Jorge Newbery Airport (AEP).

• Is there any time difference between San Francisco and Buenos Aires?

  The time difference between Buenos Aires and San Francisco is 5h.

• How do I change or cancel my ticket from San Francisco 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.