Cheapest Day to Buy Flights from São Paulo to Buenos Aires
São Paulo to Buenos Aires is 1,722 km (1,070 mi) great-circle — typically 4–7 h nonstop. Fares typically bottom out 3–12 weeks before departure; the calendar below shows the cheapest price for every day of the next 12 months.
Check live prices on Aviasales ↗Low Fare Calendar — São Paulo to Buenos Aires
When to book vs. when to fly — São Paulo → Buenos Aires
Live data from recent Aviasales searches for GRU → EZE, plus a booking rule of thumb.
Lowest indicative per-adult round-trip fares seen in Aviasales searches — confirmed live on the booking site before payment.
See the cheapest month’s fares ↗Search any date — São Paulo → Buenos Aires
Flight options — São Paulo → Buenos Aires
Recently-seen round-trip fares — click any flight for details, alternatives and booking.
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FAQ — GRU → EZE
How much is a flight from São Paulo to Buenos Aires?
Prices vary by season and departure day. The Low Fare Calendar on this page shows the cheapest fare for every day of the coming year between São Paulo (GRU) and Buenos Aires (EZE).
Which airlines fly from São Paulo to Buenos Aires?
The São Paulo → Buenos Aires route covers about 1,722 km and typically 4–7 h nonstop. Multiple carriers operate it — search FlyTiming to compare every airline and agency serving GRU → EZE in one search.
What is the cheapest day to fly from São Paulo to Buenos Aires?
It varies by month. The price card on this page highlights the cheapest month and the historically cheapest day of the week to fly this route — the Low Fare Calendar below marks low-fare days in green.
When is the best time to book flights from São Paulo to Buenos Aires?
As a rule of thumb, fares on international routes are usually lowest roughly 3–12 weeks before departure — and southern-summer peak (December–February) usually means the highest fares — book early or aim for the shoulder months. The calendar below is the fastest way to spot the cheapest months for São Paulo → Buenos Aires.