Cheap flights from Sao Paulo to Buenos Aires from $98 CGH, GRU, VCP → AEP, EZE

Found recently, and the cheapest we hold

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest return we saw each day was $233 to $297.

At $307, the cheapest return found recently is above that range.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

We hold no other 27-night return fares leaving within 3 days of 28 Nov to compare.

Every date we hold

1328 fares on 45 departure dates

Which month looks cheapest?

December 2026 is the cheapest month — from $234.

Found recently, and the cheapest we hold

It is also the cheapest one-way we hold, of any age.

What have prices looked like?

Over 49 days, 24 Sept to 11 Nov, the cheapest one-way we saw each day was $78 to $126.

Those were the prices on those days, not today's.

Could nearby dates be cheaper?

No. We hold one-way fares on 2 other departure dates within 3 days of 6 Dec, and none is cheaper.

Every date we hold

226 fares on 16 departure dates

Which month looks cheapest?

December 2026 is the cheapest month — from $98.

Return

Fares 30 to 59 days before departure were typically 35% lower than 0 to 6 days before departure.

From the cheapest return each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

One-way

Fares 14 to 29 days before departure were typically 13% lower than 0 to 6 days before departure.

From the cheapest one-way each day between 24 Sept and 11 Nov (49 days), grouped by how many days ahead the flight left; one adult in economy.

Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.

Prices reflect recent searches — current fares may differ.

How much is a return flight from Sao Paulo to Buenos Aires?

The cheapest return found recently is $307 with Air Canada, 28 Nov to 25 Dec, found 2 days ago. The cheapest return we hold, of any age, is $234 with Turkish Airlines, 7 Dec to 16 Dec, found 3 days ago. The cheapest return fare on each of 45 departure dates is usually $324 to $372.

How much is a one-way flight from Sao Paulo to Buenos Aires?

The cheapest one-way found recently is $98 with Air Canada, 6 Dec, found 2 days ago. The cheapest one-way fare on each of 16 departure dates is usually $124 to $140.

What is the cheapest month to fly from Sao Paulo to Buenos Aires?

December 2026 is the cheapest month for a return, from $234, 7 Dec to 16 Dec, found 3 days ago. It is the cheapest month for a one-way too, from $98, 6 Dec, found 2 days ago.

Every date in December 2026

How far ahead should I book a flight from Sao Paulo to Buenos Aires?

In 49 days of prices between 24 Sept and 11 Nov, return fares 30 to 59 days before departure were typically 35% lower than 0 to 6 days before departure. One-way fares 14 to 29 days before departure were typically 13% lower than 0 to 6 days before departure.

Is there a direct flight from Sao Paulo to Buenos Aires?

Yes, the cheapest nonstop return found recently is $307 with Air Canada, 28 Nov to 25 Dec, found 2 days ago. The cheapest nonstop one-way found recently is $98 with Air Canada, 6 Dec, found 2 days ago.

Every nonstop date from Sao Paulo to Buenos Aires

How long is the flight from Sao Paulo to Buenos Aires?

The cheapest nonstop one-way found recently, with Air Canada on 6 Dec, takes 2 h 50 min from Sao Paulo-Guarulhos International Airport (GRU) to Ministro Pistarini Airport (EZE).

Which airlines have the cheapest flights from Sao Paulo to Buenos Aires?

Between 13 Nov and 28 Sept 2027, Gol Transportes Aéreos has the cheapest return on 10 of the 45 departure dates we hold, LATAM Airlines Group on 8 and Air Canada on 7. Between 22 Nov and 10 May 2027, Air Canada has the cheapest one-way on 4 of the 16 departure dates we hold, JetSmart on 4 and LATAM Airlines Brasil on 2.