$78 Find Cheap Flights from Santiago to Buenos Aires – Compare and Save

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.

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 free seat selection

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

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

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

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).

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

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

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

• Economy class
• Premium Economy Class
• Business Class

On this route, direct flights are cheaper than stopover options on average. Direct fares average $278 return, compared with $300 via a stopover through Mendoza El Plumerillo (MDZ).

There is no standard. Checked bag policies vary by airline on this route. Most carriers charge $23–$139 for the first checked bag in Economy. Premium fares and elite status bookings typically include a free checked bag.

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
Together, these airports account for 100% of one-stop bookings on this route.

Yes. Being flexible with your travel dates can save you up to 4% on the Santiago to Buenos Aires route. Monday is the cheapest departure day at $277 return on average, while Sunday is the most expensive at $288, a difference of $11. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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 3 months, with delays averaging 1 hour 57 minutes.

Evening is the busiest departure period on Santiago to Buenos Aires flights, with 38% leaving in that window. Morning departures account for 31%, Afternoon flights for 31%, and Night flights for 0%.

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

• Earliest: departs at 01:35 and lands at 03:53
• Latest: departs at 22:22 and lands at 00:40.

The flight takes about 2h 18m.

Last-minute fares on this route (booked within 2 weeks of departure) run 19% above the route average of $277. Book 17 weeks before departure for the lowest fares.

A direct flight from Santiago to Buenos Aires takes 2h 18m, 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.

Yes. Based on fares seen in the past 5 days, return flight prices on this route showed a wide range, from about $209 to $1,625. That means the highest observed fare was about 8x higher than the lowest one.

One-way fares from Santiago to Buenos Aires are currently lower than usual. Average one-way flight prices are about $97, which is 23% below the typical average for this route.

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: 94% on time
• JetSMART: 92% on time
• KLM: 91% on time

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

Morning flights have the fewest delays on this route. Delays tend to pile up throughout the day as one late flight pushes the next, so earlier departures are usually more reliable.

Flying via Mendoza El Plumerillo (MDZ) gives the shortest average 1-stop total travel time of 7h 34m, compared to 14h 53m via Neuquen (NQN).

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 $21:

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

Near Buenos Aires Jorge Newbery Airport (AEP) – daily rates from around $34:

· Alamo
· Hertz
· Localiza
· Rentacar
· Europcar

Return flights from Santiago to Buenos Aires range from $235 to $342, with an average of $277 over the past 12 months. Anything below $235 counts as a good deal.