$111 Find Cheap Flights from Buenos Aires to Santiago – Compare and Save

Among airlines operating Buenos Aires to Santiago flights:

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

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

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

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

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

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.

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

• Economy class
• Business Class

On this route, direct flights are cheaper than stopover options on average. Direct fares average $316 return, compared with $375 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 Buenos Aires to Santiago most commonly pass through:

• Mendoza El Plumerillo (MDZ) – 94% of one-stop connections
• Cordoba Pajas Blancas (COR) – 6% 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 Buenos Aires to Santiago route. Tuesday is the cheapest departure day at $317 return on average, while Sunday is the most expensive at $328, 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 Buenos Aires to Santiago route, 12% of flights were delayed in the past 3 months, with delays averaging 2 hours 6 minutes.

Morning is the busiest departure period on Buenos Aires to Santiago flights, with 36% leaving in that window. Night departures account for 28%, Afternoon flights for 22%, and Evening flights for 14%.

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

• Earliest: departs at 05:10 and lands at 07:21
• Latest: departs at 22:50 and lands at 01:01.

The flight takes about 2h 11m.

Last-minute fares on this route (booked within 2 weeks of departure) run 14% above the route average of $315. Book 17 weeks before departure for the lowest fares.

A direct flight from Buenos Aires to Santiago takes 2h 11m, 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.

One-way fares from Buenos Aires to Santiago are currently lower than usual. Average one-way flight prices are about $162, which is 17% 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 Buenos Aires to Santiago flights are:

• Sky Airline: 93% on time
• JetSMART: 91% on time
• LATAM Airlines: 89% on time

On average, flights on this route are punctual 88% 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 Cordoba Pajas Blancas (COR) gives the shortest average 1-stop total travel time of 7h 41m, compared to 8h 47m via Mendoza El Plumerillo (MDZ).

Santiago Arturo Merino Benitez Airport (SCL) hosts 5 major car hire companies, with daily rates starting from around $8 for economy cars. Top options include:
· Lucano
· United Rent-A-Car
· Rosselot
· FlexWays
· Alamo

Return flights from Buenos Aires to Santiago range from $264 to $381, with an average of $315 over the past 12 months. Anything below $264 counts as a good deal.