$88 Find Cheap Flights from Santiago to Buenos Aires – Compare and Save

These are the earliest and latest flight times available from Santiago to Buenos Aires:

• Earliest: departs at 04:50 and lands at 06:57
• Latest: departs at 22:00 and lands at 00:07.

The flight takes about 2h 07m.

Three cabin classes are available on flights from Santiago to Buenos Aires:

• Economy class
• Premium Economy Class
• Business Class

A direct flight from Santiago to Buenos Aires takes 2h 07m, covering 1,851 km.

Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

Return flights from Santiago to Buenos Aires range from $238 to $352, with an average of $283 over the past 12 months. Anything below $238 counts as a good deal.

Last-minute fares on this route (booked within two weeks of departure) run 21% above the $283 route average. Book 18 weeks before departure for the lowest fares.

On this route, direct flights are cheaper than stopover options on average. Direct fares average $284 return, compared with $302 via a stopover through Mendoza El Plumerillo (MDZ).

Sky Airline is slightly above the route average for timely arrivals, while JetSMART has a lower on-time arrival rate. On-time arrival rates on Santiago to Buenos Aires flights are:

• Sky Airline: 95% on time
• JetSMART: 92% on time
• KLM: 91% on time

On average, flights on this route are punctual 90% of the time.

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge $25–$142 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

Morning is the busiest departure period on Santiago to Buenos Aires flights, with 34% leaving in that window. Afternoon departures account for 33%, Evening flights for 25%, and Night flights for 8%.

One-way fares from Santiago to Buenos Aires are currently in line with typical prices for this route. Average one-way fares are about $126.

Since Buenos Aires is served by multiple airports, car hire options and rates can vary depending on which one you fly into.
Near Buenos Aires Ministro Pistarini Airport (EZE) – daily rates from around $22:

• Hertz
• Rentacar
• Street Rent a Car
• Alamo
• Localiza

Near Buenos Aires Jorge Newbery Airport (AEP) – daily rates from around $32:

• Hertz
• Alamo
• Localiza
• Rentacar
• Street Rent a Car

Flights from Santiago to Buenos Aires usually depart from Santiago Arturo Merino Benitez (SCL) and may arrive at several airports in Buenos Aires area, including Buenos Aires Jorge Newbery (AEP) and Buenos Aires Ministro Pistarini (EZE).

Morning flights have the fewest delays on this route, while afternoon departures tend to have the most.

A flight is considered delayed when it departs 15 minutes or more after its scheduled time. This is the standard used by the US Department of Transportation and most airline industry reporting. On the Santiago to Buenos Aires route, 10% of flights were delayed in the past three months, with delays averaging 1h 56m.

Connecting flights from Santiago to Buenos Aires most commonly pass through:

• Mendoza El Plumerillo (MDZ) – 99% of one-stop connections
• Neuquen (NQN) – 1% of one-stop connections

Yes. Flexible dates can save you up to 5% on flights from Santiago to Buenos Aires. Monday is the cheapest departure day at $283 return on average, while Thursday is the most expensive at $296, a difference of $13.

KAYAK's flexible dates feature shows options up to three days before and after your selected dates, making it easier to compare nearby fares.

5 airlines operate flights between Santiago and Buenos Aires. The airlines offering direct flights on this route include:

• LATAM Airlines
• Aerolineas Argentinas
• Sky Airline
• JetSMART
• KLM

Flying via Mendoza El Plumerillo (MDZ) gives the shortest average 1-stop total travel time of 8h 01m, compared to 14h 53m via Neuquen (NQN).

Among airlines operating Santiago to Buenos Aires flights:

• JetSMART: offers free seat selection
• Sky Airline: offers free seat selection
• KLM: offers extra legroom; offers free seat selection
• LATAM Airlines: offers extra legroom; offers free seat selection

Extra legroom and free seat selection availability depends on fare class and route.

Here are some options for this route, based on selected ticket types and cabin classes:

• JetSMART: a cabin bag and a checked bag in Economy class
• Sky Airline: a cabin bag and a checked bag in Economy class
• Aerolineas Argentinas: a cabin bag and a checked bag in Economy class

Baggage allowance can vary by ticket type, cabin class, route, and airline, so always check the fare details before booking.

There are a number of premium lounges at Santiago Airport, where passengers can enjoy facilities including unlimited food and beverages, a multimedia room, showers, private workstations and a kids zone. The price of entry starts from 8000 CLP (15 AUD).

Visit the Customer Service Centre at Jorge Newbery Airport for special assistance including complimentary wheelchairs for passengers with reduced mobility and trained sign language interpreters to answer your questions. People on the autism spectrum can also pick up a gift kit and ID to help you navigate comfortably through the airport.

Ministro Pistarini Airport is located 32 km south of the city centre, while Jorge Newbery Airport is less than 10 km north. Tienda Leon express bus services run every 30min from both airports to the Madero bus terminal. From Ezeiza, the bus ride will cost around 465 ARS (6.50 AUD) and take roughly 45min. If you prefer to hire a taxi from Ezeiza, it will cost around 2780 ARS (39 AUD) and take about 60min. Taxis from Jorge Newbery Airport to Buenos Aires cost approximately 1100 ARS (16 AUD) and take around 20min.