Cheap Flights from Sao Paulo to Buenos Aires from $103

Frequently Asked Questions

• What are the cheapest flights from Sao Paulo to Buenos Aires (SAO-BUE)?

  Based on Trip.com data, Aerolineas Argentinas offers one-way fares as low as $103 on Cheapest nonstop routes (e.g. GRU to AEP on Mon, Oct 19), while Ethiopian Airlines offers Cheapest nonstop round-trips from $252 departing on Mon, Sep 28 and returning on Thu, Oct 1.

• Which airlines offer direct flights from Sao Paulo to Buenos Aires?

  At the moment, you can catch a nonstop flight from Sao Paulo to Buenos Aires with the following airlines, including: Gol Linhas Aereas Inteligentes Air Canada Aerolineas Argentinas LATAM Airlines Ethiopian Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

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

  It takes around 3 hours to fly from Sao Paulo (SAO) to Buenos Aires (BUE).

• When is the best time to book flights from Sao Paulo 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 Sao Paulo 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.

• How many flights are there per week from Sao Paulo to Buenos Aires?

  Based on Trip.com data in the past 4 weeks, there is 94 flight per week flying from Sao Paulo to Buenos Aires. You can check the weekly schedule for popular airlines on this route below: Gol Linhas Aereas Inteligentes: S/M/T/W/T/F/S -- G37640 (10:01) Aerolineas Argentinas: S/M/T/W/T/F/S -- AR1241 (07:06)

• How can I find the best deals on flights from Sao Paulo to Buenos Aires?

  To find best deals on flights from Sao Paulo to Buenos Aires, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Mon, Oct 19, with one-way flights priced at just $103.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Aerolineas Argentinas.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Buenos Aires travel is around January.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Sao Paulo (SAO) to Buenos Aires (BUE) the cheapest?

  The cheapest months to fly from Sao Paulo to Buenos Aires is August, when demand for travel is lower.

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

  After crunching the numbers on our September flight calendar, it's currently cheapest to fly from Sao Paulo to Buenos Aires on September 30, 2026 with Gol Linhas Aereas Inteligentes, with prices starting at $89.

• Which airports can I fly into Buenos Aires from Sao Paulo?

  You can arrive at any of the following airports in Buenos Aires: Ezeiza International Airport (EZE), and Jorge Newbery Airport (AEP). Flights from São Paulo/Guarulhos–Governor André Franco Montoro International Airport to Jorge Newbery Airport (GRU-AEP) are by far the most popular option for this route.

• Is there any time difference between Sao Paulo and Buenos Aires?

  The time difference between Buenos Aires and Sao Paulo is 0m.

• How do I change or cancel my ticket from Sao Paulo 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.

• What is the average cost of a one-way flight from Sao Paulo to Buenos Aires?

  Based on Trip.com data for flights departing in the next 30 days, the average one-way fare from Sao Paulo to Buenos Aires is $228. Fares vary by travel date, airline and availability.

• What is the average cost of a round-trip flight from Sao Paulo to Buenos Aires?

  Based on Trip.com data for travel in the next 30 days, the average round-trip fare from Sao Paulo to Buenos Aires is $456. The final price depends on the outbound and return dates, airline and fare conditions.

• How do I book flights from Sao Paulo to Buenos Aires on Trip.com?

  Enter Sao Paulo and Buenos Aires, choose your travel dates and passengers, then compare flights by price, duration and baggage. Select a fare, review the change and cancellation rules, enter traveler details and complete payment to receive your confirmation.

• Are there budget airlines on the Sao Paulo to Buenos Aires route?

  Gol Linhas Aereas Inteligentes and Azulare the most popular budget airlines flying from Sao Paulo to Buenos Aires. Check baggage, seat and payment fees before comparing the final price.