Cheap flights from Sao Paulo to Buenos Aires

One-way fares from $104 · SAO → BUE · prices found by travellers in the last 48 hours

Compare all dates Buenos Aires → Sao Paulo
Cheapest fare
$104

Air Canada · Mon, Dec 7

Cheapest month
December

from $104

Direct flights
Yes

Air Canada, Aerolineas Argentinas, Gol Transportes Aéreos + 1 more

Flight time
2h 50m

1,670 km

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Cheapest month to fly from Sao Paulo to Buenos Aires

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 $111
  2. December 2026 Cheapest $104
  3. January 2027 $112
  4. February 2027 $124
  5. March 2027 $126
  6. April 2027 $127
  7. May 2027 $151
  8. June 2027 $154
  9. August 2027 $162
  10. September 2027 $163
  11. October 2027 $208

Cheapest dates in December 2026

The lowest fares we've seen for each day, cheapest first.

Air Canada
Depart12:15 Mon, Dec 7GRU → EZE 2h 50m · Direct
$104one way, per person
View deal
Air Canada
Depart12:15 Wed, Dec 9GRU → EZE 2h 50m · Direct
$110one way, per person
View deal
Air Canada
Depart12:15 Sat, Dec 5GRU → EZE 2h 50m · Direct
$111one way, per person
View deal
Air Canada
Depart12:15 Wed, Dec 2GRU → EZE 2h 50m · Direct
$112one way, per person
View deal
Gol Transportes Aéreos
Depart22:50 Thu, Dec 3GRU → AEP 3h 35m · 1 stop
$112one way, per person
View deal
Air Canada
Depart12:15 Sun, Dec 6GRU → EZE 2h 50m · Direct
$112one way, per person
View deal
Air Canada
Depart12:15 Fri, Dec 4GRU → EZE 2h 50m · Direct
$113one way, per person
View deal
Air Canada
Depart12:15 Wed, Dec 16GRU → EZE 2h 50m · Direct
$115one way, per person
View deal
See every date in December 2026 →

Plan the rest of your trip to Buenos Aires

Where to stay, what to do and getting around, from our travel partners.

Where to stay

Hotels in Buenos AiresCompare places to stay on Booking.com Find hotels →

Things to do

Things to do in Buenos AiresTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in Buenos AiresPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in Buenos AiresCompare rental cars from major brands on EconomyBookings Compare cars →

Stay connected

eSIM for ArgentinaMobile data from the moment you land, by Airalo Get eSIM →

About flights from Sao Paulo to Buenos Aires

Sao Paulo (SAO) and Buenos Aires (BUE) are about 1,670 km apart. Direct flights take around 2h 50m, and recent direct fares were with Air Canada, Aerolineas Argentinas, Gol Transportes Aéreos and LATAM Airlines Group. Over the next few months, one-way fares start from $104, and December 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

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

The cheapest one-way fare we've seen recently is $104 with Air Canada, departing Monday, December 7, 2026. Over the coming months, the lowest fare in each month ranges from $104 to $208.

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

December 2026 currently has the lowest fares, from $104 one way.

Are there direct flights from Sao Paulo to Buenos Aires?

Yes. Recent direct fares were with Air Canada, Aerolineas Argentinas, Gol Transportes Aéreos and LATAM Airlines Group.

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

A direct flight takes about 2h 50m. Sao Paulo and Buenos Aires are around 1,670 km apart.

Which airlines fly from Sao Paulo to Buenos Aires?

Recent fares on this route were with Air Canada, Gol Transportes Aéreos, Azul Airlines, Aerolineas Argentinas and LATAM Airlines Group.

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