Cheap flights from Buenos Aires to Rio de Janeiro from $281

The cheapest month to fly to Rio de Janeiro from Buenos Aires is in May. Flight prices, which tend to average around $391, are often lower during this time because this is during the off-season. If you are unable to visit Rio de Janeiro during the month of May, then departing from Buenos Aires during the month June is also very affordable. Most momondo users find prices during this month for around $393.

The cheapest day to depart from Buenos Aires to Rio de Janeiro is on a Monday. Travellers who choose to depart for Rio de Janeiro on a Monday will often find tickets for as low as $407. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $559. These prices are subject to change though, so be sure to set up a Price Alert for flights to Rio de Janeiro.

The cheapest time of day to fly to Rio de Janeiro is in the afternoon when flights can be purchased for as low as $429. Try not to purchase tickets in the evening because they tend to be around $550. Of course, these prices can vary depending on the time of year and what airport you fly to.

Fly from Buenos Aires Jorge Newbery to Rio de Janeiro–Galeão Intl for the best Buenos Aires - Rio de Janeiro flight prices

You are more likely to see cheaper flights to Rio de Janeiro from Buenos Aires when booking weeks ahead of your departure date. In general, you can expect to find flights to Rio de Janeiro for around $486 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Rio de Janeiro from Buenos Aires for as low as $396 on momondo.

There are 2 cabin classes available to choose from on Buenos Aires to Rio de Janeiro flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 16% of flights between Buenos Aires and Rio de Janeiro have experienced a delay on any given week. The average delay length over the past 12 months has been 129 minutes.

Generally, flights departing at night tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

Wednesday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the fewest delays on this route over the last 12 months, with about 5% of their flights experiencing any sort of delay.

As of October 2026, 13 flights take off from Buenos Aires and land in Rio de Janeiro each day. The most common flight departure time for this route is 13:00, with 57% of daily flights taking off in the afternoon.

93 flights are operational weekly from Buenos Aires to Rio de Janeiro as of October 2026. The most popular departure day for this route is Wed, with 40% of flights per week taking off on this day.