Cheap flights from Sao Paulo to Buenos Aires from R2 387

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 R4 590.

According to our data, Thursday is the cheapest day to fly to Buenos Aires from Sao Paulo. The lowest ticket price found for a Thursday departure recently was R4 811. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Buenos Aires is Monday, with ticket prices averaging around R11 136.

In the evening is the cheapest time of day to fly from Sao Paulo to Buenos Aires when you can find flight prices for as low as R4 891. Flying to Buenos Aires in the evening is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Buenos Aires is in the afternoon when prices are around R5 832.

Fly from Sao Paulo Guarulhos Intl to Buenos Aires Ministro Pistarini 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 R5 213 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 R4 540 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.

No. A direct flight is the cheapest option for a flight between Sao Paulo to Buenos Aires.

As of October 2026, prices for Sao Paulo to Buenos Aires flights are approximately 29% more expensive when compared to flights at the same time last year.

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.

The number of flights available between Sao Paulo and Buenos Aires is 26 per day as of October 2026. The most frequent departure time is 7:00, with 56% of daily flights leaving at midday.

As of October 2026, 182 flights take off from Sao Paulo and land in Buenos Aires each week. The most common flight departure day for this route is Fri, with 28% of weekly flights taking off on this day.