Cheap flights from Buenos Aires to Rio de Janeiro from £100

In general, August is the cheapest month to fly from Buenos Aires to Rio de Janeiro. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £199. If you’re not able to fly to Rio de Janeiro in August, then June is your next best option. Flight prices from Buenos Aires to Rio de Janeiro during June average around £201.

The cheapest day to depart from Buenos Aires to Rio de Janeiro is on a Monday when prices can be found for as low as £938. The most expensive day to fly to Rio de Janeiro is Friday, with ticket prices averaging around £1,316.

In the afternoon is the cheapest time of day to fly from Buenos Aires to Rio de Janeiro when you can find flight prices for as low as £210. Flying to Rio de Janeiro in the afternoon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Rio de Janeiro, so prices are often more expensive at around £1,130 per ticket.

Fly from Buenos Aires Ministro Pistarini 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 £249 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 £197 on momondo.

There are 3 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.

No. A direct flight is the cheapest option for a flight between Buenos Aires to Rio de Janeiro.

As of February 2026, prices for Buenos Aires to Rio de Janeiro flights are approximately 23% cheaper when compared to flights at the same time last year.

Historically, on average around 14% 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 133 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. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, GOL have had the fewest delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

24 flights are operational daily from Buenos Aires to Rio de Janeiro as of February 2026. The most popular departure time for this route is 17:00, with 41% of flights per day taking off in the afternoon.

The number of flights available between Buenos Aires and Rio de Janeiro is 168 per week as of February 2026. The most frequent departure day is Thu, with 23% of weekly flights leaving on this day.