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Sao Paulo to Buenos Aires in December 2026 CGH, GRU, VCP → AEP, EZE

Sao Paulo/Congonhas Airport (CGH), Sao Paulo-Guarulhos International Airport (GRU), Viracopos Airport (VCP) → Jorge Newbery Airport (AEP), Ministro Pistarini Airport (EZE)

For departures in December 2026, the cheapest return found recently is $372 with Air Canada, 20 Dec – 14 Jan 2027, found yesterday. The cheapest one-way found recently is $96 with Air Canada, 6 Dec, found 20 hours ago.

Return

In December 2026, the cheapest return fare on each of 9 departure dates is usually $316 to $431. Across all 52 departure dates we hold on this route, it is usually $362 to $429. Of the 6 months with enough return fares to compare, December 2026 is usually the cheapest.

Cheapest return found recently

$372

20 Dec – 14 Jan 2027 · Air Canada

Sao Paulo-Guarulhos International Airport (GRU) → Ministro Pistarini Airport (EZE)

out nonstop, back nonstop

found yesterday

See prices for these datesCheck today's price

Cheapest we hold, of any age

$270

10 Dec – 11 Dec · LATAM Airlines Group

Sao Paulo-Guarulhos International Airport (GRU) → Ministro Pistarini Airport (EZE)

out nonstop, back 1 stop

found 6 days ago

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
10 Dec – 11 Dec$270LATAM Airlines Groupout nonstop, back 1 stopfound 6 days agoSee prices for these dates
1 Dec – 20 Dec$316Gol Transportes Aéreosout nonstop, back nonstopfound 6 days agoSee prices for these dates
14 Dec – 21 Dec$316Gol Transportes Aéreosout nonstop, back nonstopfound 5 days agoSee prices for these dates
2 Dec – 3 Dec$319Aerolineas Argentinasout nonstop, back nonstopfound 2 days agoSee prices for these dates
20 Dec – 14 Jan 2027$372Air Canadaout nonstop, back nonstopfound yesterdaySee prices for these dates

Every date we hold

9 departure dates

1 Dec – 20 Dec: $316, found 6 days ago2 Dec – 3 Dec: $319, found 2 days ago10 Dec – 11 Dec: $270, found 6 days ago14 Dec – 21 Dec: $316, found 5 days ago20 Dec – 14 Jan 2027: $372, found yesterday24 Dec – 6 Jan 2027: $425, found yesterday25 Dec – 15 Jan 2027: $431, found today29 Dec – 3 Jan 2027: $540, found yesterday30 Dec – 9 Jan 2027: $444, found 2 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
1 Dec – 20 Dec$316Gol Transportes AéreosSao Paulo-Guarulhos International Airport (GRU) → Jorge Newbery Airport (AEP)out nonstop, back nonstopfound 6 days agoSee prices for these dates
2 Dec – 3 Dec$319Aerolineas ArgentinasSao Paulo-Guarulhos International Airport (GRU) → Jorge Newbery Airport (AEP)out nonstop, back nonstopfound 2 days agoSee prices for these dates
10 Dec – 11 Dec$270LATAM Airlines GroupSao Paulo-Guarulhos International Airport (GRU) → Ministro Pistarini Airport (EZE)out nonstop, back 1 stopfound 6 days agoSee prices for these dates
14 Dec – 21 Dec$316Gol Transportes AéreosSao Paulo-Guarulhos International Airport (GRU) → Jorge Newbery Airport (AEP)out nonstop, back nonstopfound 5 days agoSee prices for these dates
20 Dec – 14 Jan 2027$372Air CanadaSao Paulo-Guarulhos International Airport (GRU) → Ministro Pistarini Airport (EZE)out nonstop, back nonstopfound yesterdaySee prices for these dates
24 Dec – 6 Jan 2027$425Aerolineas ArgentinasSao Paulo-Guarulhos International Airport (GRU) → Jorge Newbery Airport (AEP)out nonstop, back nonstopfound yesterdaySee prices for these dates
25 Dec – 15 Jan 2027$431LATAM Airlines BrasilSao Paulo-Guarulhos International Airport (GRU) → Jorge Newbery Airport (AEP)out nonstop, back nonstopfound todaySee prices for these dates
29 Dec – 3 Jan 2027$540Gol Transportes AéreosSao Paulo-Guarulhos International Airport (GRU) → Jorge Newbery Airport (AEP)out nonstop, back 1 stopfound yesterdaySee prices for these dates
30 Dec – 9 Jan 2027$444Air CanadaSao Paulo-Guarulhos International Airport (GRU) → Ministro Pistarini Airport (EZE)out nonstop, back nonstopfound 2 days agoSee prices for these dates

Which month looks cheapest?

November 2026 is the cheapest month — from $245.

October 2026From $3434 departure dates21 Oct – 24 Oct · found 19 hours agoSee prices for these dates
November 2026From $245Cheapest seen15 departure dates21 Nov – 25 Nov · found 2 days agoSee prices for these datesEvery date in November 2026
December 2026From $2709 departure dates10 Dec – 11 Dec · found 6 days agoSee prices for these dates
January 2027From $4022 departure dates6 Jan 2027 – 26 Jan 2027 · found 3 days agoSee prices for these dates
February 2027From $36211 departure dates12 Feb 2027 – 27 Feb 2027 · found 4 days agoSee prices for these datesEvery date in February 2027
March 2027From $3526 departure dates22 Mar 2027 – 30 Mar 2027 · found 4 days agoSee prices for these dates
April 2027From $3904 departure dates21 Apr 2027 – 27 Apr 2027 · found yesterdaySee prices for these dates
May 2027From $4131 departure date1 May 2027 – 4 May 2027 · found yesterdaySee prices for these dates

One-way

We hold one-way fares on only 2 departure dates in December 2026, too few to say what one usually costs.

Cheapest one-way found recently

$96

6 Dec · Air Canada

Sao Paulo-Guarulhos International Airport (GRU) → Ministro Pistarini Airport (EZE)

nonstop

found 20 hours ago

Open this tripCheck today's price

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

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The cheapest dates in December 2026

DatesFromAirlineStopsFound
6 Dec$96Air Canadanonstopfound 20 hours agoOpen this trip
15 Dec$122Aerolineas Argentinasnonstopfound 7 days agoOpen this trip

Every date we hold

2 departure dates

6 Dec: $96, found 20 hours ago15 Dec: $122, found 7 days agoDec
See the chart as a table
The cheapest price seen for each departure date — per traveler in Economy.
DatesFromAirlineAirportsStopsFound
6 Dec$96Air CanadaSao Paulo-Guarulhos International Airport (GRU) → Ministro Pistarini Airport (EZE)nonstopfound 20 hours agoOpen this trip
15 Dec$122Aerolineas ArgentinasSao Paulo-Guarulhos International Airport (GRU) → Jorge Newbery Airport (AEP)nonstopfound 7 days agoOpen this trip

Which month looks cheapest?

November 2026 is the cheapest month — from $92.

November 2026From $92Cheapest seen2 departure dates21 Nov · found 2 days agoOpen this tripEvery date in November 2026
December 2026From $962 departure dates6 Dec · found 20 hours agoOpen this trip
January 2027From $1283 departure dates6 Jan 2027 · found 3 days agoOpen this trip
February 2027From $1611 departure date13 Feb 2027 · found 3 days agoOpen this tripEvery date in February 2027
March 2027From $1592 departure dates4 Mar 2027 · found yesterdayOpen this trip
April 2027From $1851 departure date1 Apr 2027 · found yesterdayOpen this trip
July 2027From $1804 departure dates6 Jul 2027 · found 2 days agoOpen this trip
August 2027From $1801 departure date21 Aug 2027 · found yesterdayOpen this trip
September 2027From $2291 departure date23 Sept 2027 · found 3 days agoOpen this trip

Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work