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Cheap flights from Sao Paulo to Buenos Aires

One-way from $92, found by travellers in the last 7 days. The live price is checked when you book.

Departure
Return
Prices for nearby dates
Thu, Nov 19Any priceFri, Nov 20$215Sat, Nov 21$93Sun, Nov 22$92Mon, Nov 23$155Tue, Nov 24$211Wed, Nov 25$243Thu, Nov 26$244

Cheapest one-way tickets

Recent finds on different dates, for 1 adult. Booking opens on Aviasales, which shows baggage, fare rules and the live price.

Cheapest
$92
Air Canada, flight AC 090Found 3 days ago, 1 adult
Check live price
12:15pmSao PauloSun, Nov 22
Travel time 2h 50m, nonstopGRUEZE
3:05pmBuenos AiresSun, Nov 22
$92
Air Canada, flight AC 90Found 3 days ago, 1 adult
Check live price
12:15pmSao PauloSat, Jan 16
Travel time 2h 50m, nonstopGRUEZE
3:05pmBuenos AiresSat, Jan 16
$93
Air Canada, flight AC 90Found yesterday, 1 adult
Check live price
12:15pmSao PauloSat, Nov 21
Travel time 2h 50m, nonstopGRUEZE
3:05pmBuenos AiresSat, Nov 21
$95
Air Canada, flight AC 90Found yesterday, 1 adult
Check live price
12:15pmSao PauloWed, Dec 2
Travel time 2h 50m, nonstopGRUEZE
3:05pmBuenos AiresWed, Dec 2
$95
Air Canada, flight AC 90Found 2 days ago, 1 adult
Check live price
12:15pmSao PauloSat, Dec 5
Travel time 2h 50m, nonstopGRUEZE
3:05pmBuenos AiresSat, Dec 5

Round trips

The cheapest return tickets found recently, price for the whole trip.

Plan the rest of the trip

  • Mobile data in ArgentinaTravel eSIM from $5, installed before you fly.
    Compare plans
  • Getting from the airportTransfers and car hire in Buenos Aires, booked ahead at a fixed price.
    See options
  • Things to do in Buenos AiresPopular tours from $70 per person.
    See ideas
  • Travel insuranceTravel insurance quotes for Argentina from EKTA; check what each policy covers.
    Get a quote
  • Flight delayed?Delayed or cancelled? See which passenger rights cover this route.
    Check

Price calendar

The lowest one-way fare found for each day over the next 60 days. A dash means no recent fare; you can still pick that day.

October 2026

MoTuWeThFrSaSu12345678910111213141516171819202122232425$21826$22727$20628$24029$25830$25831$198

November 2026

MoTuWeThFrSaSu1$2242$2303$2204$2275$1996$2347$2218$2089$28110$21811$21112$19613$19414$17115$9916$9717$16218$16219–20$21521$9322$9223$15524$21125$24326$24427$22228$9629$9630$97

December 2026

MoTuWeThFrSaSu1$1242$953$1374$965$956$967$968–9$9610$13211$13212$13213$13214$12115$13116$13117$13218–19$15220$9721–22–23–2425262728293031
$99 or lessGreen: the cheapest fifth of fares on this route. Lowest in these 60 days: Nov 22, $92.

Lowest fares by month

In the fares found this week, November has the lowest: from $92 one-way, against $198 in October. Pick a month to see its cheapest date.

  1. Oct$198
  2. Nov$92
  3. Dec$95
  4. Jan$92
  5. Feb$128
  6. Mar$122
  7. Apr$185
  8. Mayno fares yet
  9. Jun$128
  10. Jul$131
  11. Aug$180
  12. Sepno fares yet
$0$100$200Oct$92NovDecJanFebMarAprMayJunJulAugSep
Show as a table
MonthCheapest one-wayDateStops
October$198Sat, Oct 311 stop
November$92Sun, Nov 22Nonstop
December$95Wed, Dec 2Nonstop
January 2027$92Sat, Jan 16Nonstop
February 2027$128Fri, Feb 191 stop
March 2027$122Tue, Mar 22 stops
April 2027$185Thu, Apr 1Nonstop
May 2027—
June 2027$128Sat, Jun 261 stop
July 2027$131Sun, Jul 111 stop
August 2027$180Sat, Aug 21Nonstop
September 2027—

Fares and weather by month

The lowest one-way fare found for each month, next to the weather in Buenos Aires. Average daily high and low and monthly precipitation, 1991–2020 normals.

Oct2026NovDecJan2027FebMarAprMayJunJulAugSep
Lowest fare$198$92$95$92$128$122$185–$128$131$180–
High °C23°26°29°30°29°27°23°19°16°16°18°20°
Low °C13°16°19°20°19°18°14°11°8°8°9°11°
Precipitation mm1231181231341291201309462747081

Source: Buenos Aires on Wikipedia, CC BY-SA 4.0.

Questions travellers ask

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

In the fares found this week, November has the lowest: from $92 one-way, against $198 in October.

What is the weather in Buenos Aires in November?

In November, the cheapest month to fly, the average daily high in Buenos Aires is 26 °C and the low 16 °C.

Are there direct flights from Sao Paulo to Buenos Aires?

Yes. Recent fares include nonstop flights with Air Canada, Aerolineas Argentinas, LATAM Airlines Group, LATAM Airlines Brasil and Gol Transportes Aéreos.

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

A nonstop flight takes about 2h 50m. The distance is 1,069 mi.

Which day of the week is cheapest to fly?

In the fares we have, Sunday departures are the cheapest, with a typical lowest fare of $132. Friday is the priciest at about $194.

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