Cheap Flights from Rio de Janeiro (RIO) to Buenos Aires (BUE)

Frequently Asked Questions

• What are the cheapest flights from Rio de Janeiro to Buenos Aires (RIO-BUE)?

  Based on Trip.com data, Flybondi offers one-way fares as low as US$56 on Cheapest nonstop routes (e.g. GIG to EZE on Tue, Jul 7), while Flybondi offers Cheapest nonstop round-trips from US$172 departing on Sat, Jun 13 and returning on Sat, Jun 20.

• Which airlines offer direct flights from Rio de Janeiro to Buenos Aires?

  At the moment, you can catch a nonstop flight from Rio de Janeiro to Buenos Aires with the following airlines, including: Flybondi Gol Linhas Aereas Inteligentes Aerolineas Argentinas JetSMART LATAM Airlines Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is a flight from Rio de Janeiro to Buenos Aires?

  It takes about 3 hours 23 minutes to fly from Rio de Janeiro to Buenos Aires.

• When is the best time to book flights from Rio de Janeiro to Buenos Aires?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Rio de Janeiro to Buenos Aires is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Rio de Janeiro to Buenos Aires?

  Based on Trip.com data in the past 4 weeks, there is 63 flight per week flying from Rio de Janeiro to Buenos Aires. You can check the weekly schedule for popular airlines on this route below: Gol Linhas Aereas Inteligentes: S/M/T/W/T/F/S -- G37650 (06:12) JetSMART: S/M/T/W/T/F/S -- JA3813 (08:26)

• How can I find the best deals on flights from Rio de Janeiro to Buenos Aires?

  To find best deals on flights from Rio de Janeiro to Buenos Aires, you can use various tools on Trip.com:
  · Be flexible with your travel dates to get the cheapest flight deal. Now the cheapest flight deal is on Tue, Jul 7, with one-way flights priced at just US$56.
  · Compare airlines strategically. Budget carriers often provide the lowest base fares, while we found the most affordable airline currently operating on this route is Flybondi.
  · Set up price alerts to easily monitor ticket prices without having to check every day.
  · Check Trip.com flight deals and promo codes frequently.
  · Avoid peak season unless you book very early. It seems the peak season for Buenos Aires travel is around July.
  · Get exclusive promo codes for Trip.com app users.

• When are flight tickets from Rio de Janeiro (RIO) to Buenos Aires (BUE) the cheapest?

  The cheapest months to fly from Rio de Janeiro to Buenos Aires is December, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Rio de Janeiro to Buenos Aires on?

  After crunching the numbers on our May flight calendar, it's currently cheapest to fly from Rio de Janeiro to Buenos Aires on May 13, 2026 with Flybondi, with prices starting at US$63.

• Which airports can I fly to for Buenos Aires from Rio de Janeiro?

  You can land at any one of the following hubs in Buenos Aires, with RIOgaleão International Airport to Jorge Newbery Airport (GIG-AEP) is by far the most common option on this route: Jorge Newbery Airport (AEP) Ezeiza International Airport (EZE).

• Is there any time difference between Rio de Janeiro and Buenos Aires?

  The time difference between Buenos Aires and Rio de Janeiro is 0h.

• How do I change or cancel my ticket from Rio de Janeiro to Buenos Aires?

  Tickets can only be changed or canceled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.