Cheap flights from Buenos Aires to Lima from $171

The cheapest month to fly to Lima from Buenos Aires is in April. Flight prices, which tend to average around $347, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of April, then book flights to Lima from Buenos Aires during June instead. Flights to Lima in June, while not as cheap as those in April, still average around $353.

According to our data, Saturday is the cheapest day to fly to Lima from Buenos Aires. The lowest ticket price found for a Saturday departure recently was $661. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Tuesday, the most expensive travel day of the week, you can expect to see flight prices from Buenos Aires to Lima for around $750.

The cheapest time of day to fly to Lima is in the afternoon when flights can be purchased for as low as $603. Flights in the evening are often more expensive with an average ticket price of $798.

Fly from Buenos Aires Jorge Newbery to Lima J Chavez Intl for the best Buenos Aires - Lima J Chavez Intl flight prices

You are more likely to see cheaper flights to Lima from Buenos Aires when booking weeks ahead of your departure date. In general, you can expect to find flights to Lima for around $447 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Lima from Buenos Aires for as low as $384 on momondo.

There are 3 cabin classes available to choose from on Buenos Aires to Lima flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 7% on your flight if you consider stops on a Buenos Aires to Lima flight.

As of August 2026, prices for Buenos Aires to Lima flights are approximately 9% cheaper when compared to flights at the same time last year.

JetSMART, LATAM Airlines, and Sky Airline are the most popular carriers operating from Buenos Aires to Lima J Chavez Intl

LATAM Airlines, JetSMART and Aerolineas Argentinas are the top three most popular airlines that fly to Lima from Buenos Aires according to our data. LATAM Airlines is the first choice among our users, with 57% of people opting to fly with this airline when traveling to Lima. Keep in mind that there are 4 different airlines that fly to Lima on a routine basis, so you have a few additional options to choose from.

Historically, on average around 14% of flights between Buenos Aires and Lima have experienced a delay on any given week. The average delay length over the past 12 months has been 126 minutes.

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

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

According to our data, Sky Airline have had the least number of delays on this route over the last 12 months; with about 5% of their flights experiencing any sort of delay.

5 flights are operational daily from Buenos Aires to Lima as of August 2026. The most popular departure time for this route is 5:00PM, with 44% of flights per day taking off in the morning.

The number of flights available between Buenos Aires and Lima is 38 per week as of August 2026. The most frequent departure day is Mon, with 34% of weekly flights leaving on this day.