Cheap flights from Santiago to Buenos Aires from R954

If you aren’t able to travel to Buenos Aires during the month of May, then flying in March is also cheap. Prices for this month can be found on momondo for an average of R2 796.

Fly from Santiago Arturo Merino Benitez to Buenos Aires Jorge Newbery for the best Santiago Arturo Merino Benitez - Buenos Aires flight prices

You are more likely to see cheaper flights to Buenos Aires from Santiago when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around R3 885 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Santiago for as low as R3 338 on momondo.

There is only 1 cabin class available to choose from on Santiago to Buenos Aires 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 10% of flights between Santiago and Buenos Aires have experienced a delay on any given week. The average delay length over the past 12 months has been 111 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon have, in the past, seen delays more frequently in comparison.

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

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

As of November 2026, 11 flights take off from Santiago and land in Buenos Aires each day. The most common flight departure time for this route is 10:00, with 41% of daily flights taking off in the afternoon.

The number of flights available between Santiago and Buenos Aires is 83 per week as of November 2026. The most frequent departure day is Fri, with 19% of weekly flights leaving on this day.