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Cheap flights from Rio de Janeiro to Buenos Aires

Recently found return fares from $92, with November the cheapest month we know of. Compare dates, then book with the partner you choose.

Cheapest months to fly

Lowest recently found return fare in each month. Tap a month to see that month's calendar.

Typical return fare: $113 – $138 Middle half of the lowest fares we saw each day in the last 90 days (10 days of data). Anything below the range is a good price.

Good price
$234 Oct2026 $92 Nov2026 $101 Dec2026 $110 Jan2027 $137 Feb2027 $121 Mar2027 $138 Apr2027 $122 May2027 $125 Jul2027

Rio de Janeiro → Buenos Aires

November 2026

Mon Tue Wed Thu Fri Sat Sun 1 $199 2 $148 3 $179 4 $100 5 $92 6 $163 7 $177 8 9 10 $197 11 $197 12 $172 13 $94 14 $150 15 $197 16 17 18 19 $155 20 $155 21 $165 22 $200 23 $227 24 $197 25 $188 26 $232 27 $183 28 $139 29 30
LowerHigherLowest this month

Lowest fares for the best day

  • JetSMARTThu 5 Nov – Fri 13 Nov · Direct · 3h 24m $260
  • ARFri 13 Nov – Mon 16 Nov · Direct · 3h 25m $326
  • JetSMARTFri 20 Nov – Fri 27 Nov · Direct · 3h 25m $336
  • JetSMARTTue 17 Nov – Tue 24 Nov · Direct · 3h 25m $362
  • GOLThu 5 Nov – Tue 10 Nov · Direct · 3h 20m $378
See all flights for these dates

Airports in Buenos Aires

  • EZEEzeiza
  • AEPAeroparque

Airports in Rio de Janeiro

  • GIGGaleão
  • SDUSantos Dumont

Watch this route

RIO
BUE

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More trips from Rio de Janeiro

All flights from Rio de Janeiro Buenos Aires to Rio de Janeiro flights
Sao Paulofrom $118 CWBfrom $146 VIXfrom $159 São Luisfrom $162 POAfrom $170 BPSfrom $173 BSBfrom $174 NATfrom $194

FAQ

Questions about this route

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Help center Contact us
01What is the cheapest month to fly from Rio de Janeiro to Buenos Aires?

Based on recently found fares, November 2026 has the lowest price we know of, from $92. Prices change often, so check the calendar for current fares.

02Which airports serve Buenos Aires?

Buenos Aires is served by Ezeiza (EZE), Aeroparque (AEP). Searching the city code compares all of them at once.

03Are the prices on this page final?

No. They are recently found fares. When you open a deal, the partner shows the live price, including taxes and fees, before you pay.

04How can I get an alert when flights to Buenos Aires get cheaper?

Use the price alert on this page. Choose your dates or a whole month and we will email you when the fare drops.