Cheap flights from Sao Paulo to Buenos Aires from €124

In general, March is the cheapest month to fly from Sao Paulo to Buenos Aires. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around €233. If you aren’t able to travel to Buenos Aires during the month of March, then flying in May is also cheap. Prices for this month can be found on momondo for an average of €246.

Fly from Sao Paulo Guarulhos Intl to Buenos Aires Jorge Newbery for the best Sao Paulo - Buenos Aires flight prices

You are more likely to see cheaper flights to Buenos Aires from Sao Paulo when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around €278 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Sao Paulo for as low as €244 on momondo.

There is only 1 cabin class available to choose from on Sao Paulo to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 21% of flights between Sao Paulo and Buenos Aires have experienced a delay on any given week. The average delay length over the past 12 months has been 112 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week that experiences the fewest delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, GOL have had the fewest delays on this route over the last 12 months, with about 14% of their flights experiencing any sort of delay.

As of October 2026, there are 33 flights per day flying from Sao Paulo to Buenos Aires. The most common time of day flights depart is 07:00, with 56% of flights taking off at midday.

The number of flights available between Sao Paulo and Buenos Aires is 235 per week as of October 2026. The most frequent departure day is Thu, with 23% of weekly flights leaving on this day.