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$58+ Cheap flights from Santiago (SCL) to Buenos Aires (BUE)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — BUE
nov. 6 — nov. 131
jue. 11/6
jue. 11/13
1 adult, Economy
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Cheapflights Tip: The best prices from Santiago Arturo Merino Benitez to Buenos Aires are usually found in May or June, booked 63 days in advance, depart on a Friday or Sunday and return on a Friday

Find flight deals from Santiago to Buenos Aires

Cheapest flights from Santiago to Buenos Aires
Explore the most affordable flight options available from Santiago to Buenos Aires. Find the lowest fares from popular airlines and budget airlines, with prices last updated on octubre 7, 2025.

This JetSMART deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/218:30 pmSCL - EZE
1 stop3h 47mJetSMART
dom. 11/236:35 pmEZE - SCL
Nonstop2h 24mJetSMART
Deal found 10/7$144
This JetSMART deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure JetSMART is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/233:11 pmSCL - AEP
1 stop9h 54mJetSMART
sáb. 10/255:10 pmAEP - SCL
Nonstop2h 25mJetSMART
Deal found 10/7$144
This Mytrip deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/195:00 amSCL - EZE
Nonstop2h 00mSky Airline
mié. 10/227:10 pmEZE - SCL
Nonstop2h 30mSky Airline
Deal found 10/5$146
This Mytrip deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/181:35 amSCL - AEP
Nonstop2h 05mSky Airline
mié. 10/229:50 amAEP - SCL
Nonstop2h 30mSky Airline
Deal found 10/5$146
This Mytrip deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/114:50 amSCL - EZE
Nonstop2h 10mSky Airline
dom. 11/167:00 pmEZE - SCL
Nonstop2h 20mSky Airline
Deal found 10/6$147
This Mytrip deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/246:35 pmSCL - AEP
Nonstop2h 05mSky Airline
lun. 10/279:30 pmAEP - SCL
Nonstop2h 25mSky Airline
Deal found 10/6$147
This Trip.com deal was found by Cheapflights users on 10/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/288:30 pmSCL - EZE
1 stop5h 07mJetSMART
mar. 12/25:45 pmEZE - SCL
Nonstop2h 24mJetSMART
Deal found 10/6$148
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/141:35 amSCL - AEP
Nonstop2h 05mMultiple Airlines
vie. 11/144:50 amAEP - SCL
1 stop15h 15mMultiple Airlines
Deal found 10/7$148
This Kiwi.com deal was found by Cheapflights users on 10/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 12/61:35 amSCL - AEP
Nonstop2h 05mMultiple Airlines
vie. 12/126:00 pmAEP - SCL
1 stop5h 20mMultiple Airlines
Deal found 10/7$149
This Mytrip deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 11/226:55 pmSCL - EZE
Nonstop2h 05mMultiple Airlines
dom. 11/307:00 pmEZE - SCL
Nonstop2h 20mMultiple Airlines
Deal found 10/5$150
This Mytrip deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/1510:15 pmSCL - AEP
Nonstop2h 05mMultiple Airlines
mar. 12/239:30 pmAEP - SCL
Nonstop2h 25mMultiple Airlines
Deal found 10/5$150
This Trip.com deal was found by Cheapflights users on 10/5. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/46:35 pmSCL - AEP
Nonstop2h 05mSky Airline
mar. 11/119:30 pmAEP - SCL
Nonstop2h 25mSky Airline
Deal found 10/5$151

Cheap flight deals from Santiago to Buenos Aires

Discover tips and strategies to find the most affordable flight options for your journey from Santiago (SCL) to Buenos Aires (BUE). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated octubre 7, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$146
(Mytrip)

One-way from

$58
(Kiwi.com)

Popular in

September

Cheapest in

May

Average price

$191

Good round-trip deal

$149 or less

Good one-way deal

$81 or less
Provider with most accurate pricing for Santiago Arturo Merino Benitez-Buenos Aires (BUE) flight deals.
Search Deals
Provider most trusted by Cheapflights users for Santiago Arturo Merino Benitez-Buenos Aires (BUE) flights.
Search Deals
From Santiago Arturo Merino Benitez to Buenos Aires (BUE)
Search Deals
One-way flight from Santiago Arturo Merino Benitez to Buenos Aires (BUE)
Search Deals
Highest demand for flights based on searches. 6% potential increase in price ($13 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($2 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals
Price to beat on a round-trip flight from Santiago Arturo Merino Benitez to Buenos Aires (BUE).
Search Deals
Price to beat on a one-way flight from Santiago Arturo Merino Benitez to Buenos Aires (BUE).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Santiago to Buenos Aires that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 7, 2025.
Use the filters below to find and compare flights from Santiago to Buenos Aires that are best for you.

Fly from

Santiago

Fly to

Buenos Aires

Route

Depart

Return

Price

SantiagoBuenos Aires

SCL - EZE

SCLEZE

Santiago Arturo Merino Benitez

jue. 11/27

9:25 pm-11:30 pm

Nonstop2h 05m

Buenos Aires Ministro Pistarini

mar. 12/2

5:45 pm-8:09 pm

Nonstop2h 24m

$153

SantiagoBuenos Aires

SCL - EZE

SCLEZE

Santiago Arturo Merino Benitez

lun. 11/3

2:40 pm-4:45 pm

Nonstop2h 05m

Buenos Aires Ministro Pistarini

sáb. 11/22

6:20 pm-8:44 pm

Nonstop2h 24m

$153

SantiagoBuenos Aires

SCL - EZE

SCLEZE

Santiago Arturo Merino Benitez

jue. 11/20

9:25 pm-11:30 pm

Nonstop2h 05m

Buenos Aires Ministro Pistarini

lun. 11/24

11:20 am-1:44 pm

Nonstop2h 24m

$153

SantiagoBuenos Aires

SCL - AEP

SCLAEP

Santiago Arturo Merino Benitez

mié. 12/3

9:15 am-11:20 am

Nonstop2h 05m

Buenos Aires Jorge Newbery

lun. 12/8

5:45 am-8:09 am

Nonstop2h 24m

$153

SantiagoBuenos Aires

SCL - AEP

SCLAEP

Santiago Arturo Merino Benitez

sáb. 12/6

7:15 pm-9:20 pm

Nonstop2h 05m

Buenos Aires Jorge Newbery

lun. 12/8

5:45 am-8:09 am

Nonstop2h 24m

$153

SantiagoBuenos Aires

SCL - AEP

SCLAEP

Santiago Arturo Merino Benitez

vie. 10/31

7:15 pm-9:20 pm

Nonstop2h 05m

Buenos Aires Jorge Newbery

lun. 11/10

5:45 am-8:09 am

Nonstop2h 24m

$153

SantiagoBuenos Aires

SCL - AEP

SCLAEP

Santiago Arturo Merino Benitez

lun. 1/5

7:25 am-9:30 am

Nonstop2h 05m

Buenos Aires Jorge Newbery

dom. 1/18

10:10 pm-12:35 am

Nonstop2h 25m

$153

SantiagoBuenos Aires

SCL - AEP

SCLAEP

Santiago Arturo Merino Benitez

sáb. 11/29

7:24 am-9:29 am

Nonstop2h 05m

Buenos Aires Jorge Newbery

lun. 12/8

5:45 am-8:09 am

Nonstop2h 24m

$153

SantiagoBuenos Aires

SCL - AEP

SCLAEP

Santiago Arturo Merino Benitez

jue. 1/29

7:15 pm-9:20 pm

Nonstop2h 05m

Buenos Aires Jorge Newbery

lun. 2/2

10:10 pm-12:35 am

Nonstop2h 25m

$153

SantiagoBuenos Aires

SCL - AEP

SCLAEP

Santiago Arturo Merino Benitez

vie. 12/26

10:55 pm-1:00 am

Nonstop2h 05m

Buenos Aires Jorge Newbery

sáb. 1/3

10:10 pm-12:35 am

Nonstop2h 25m

$153

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/6

Showing 1-10 of 41 results
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Compare providers for flights from Santiago to Buenos Aires

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Santiago to Buenos Aires in October.
ProviderPrice AccuracyTrust Score*
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
MytripPrice Accuracy2 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Santiago-Buenos Aires flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Santiago-Buenos Aires flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Santiago-Buenos Aires flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Santiago-Buenos Aires flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Santiago-Buenos Aires flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Santiago to Buenos Aires

Have a flexible travel schedule? Discover the best time to fly to Buenos Aires from Santiago with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Santiago to Buenos Aires

How far ahead should I book a flight from Santiago to Buenos Aires?

Use this chart to determine the optimal time to book a round-trip flight from Santiago to Buenos Aires. Price data was last updated on October 3, 2025.

The best time to book flights from Santiago to Buenos Aires is 63 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Santiago to Buenos Aires?

Currently, March is the cheapest month in which you can book a flight from Santiago to Buenos Aires (average of $52). Flying from Santiago to Buenos Aires in September is currently the most expensive (average of $80). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SCL to BUE?

Find hourly flight availability from Santiago to Buenos Aires. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated octubre 7, 2025.

A simple way to save on the total cost of your ticket is to fly from Santiago to Buenos Aires at noon. If you’re flexible enough to do this you can expect to save up to 25% on your trip compared to booking a flight in the morning.

What is the cheapest day to fly from Santiago to Buenos Aires?

Use this chart to determine the cheapest time to fly round-trip from Santiago to Buenos Aires. Price data was last updated on October 5, 2025.

Travelers seeking maximum savings on their Santiago to Buenos Aires flight should consider departing on Saturday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Santiago to Buenos Aires

Explore weekly flight availability from Santiago to Buenos Aires. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated octubre 7, 2025.

The most flights from SCL to BUE are scheduled on a Monday (17 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost to fly round-trip from Santiago to Buenos Aires?

Reviews of airlines servicing Buenos Aires

Get insights into the airlines that provide service to Buenos Aires. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Buenos Aires. Reviews last updated octubre 7, 2025.
See what other customers who have flown with Aerolineas Argentinas, KLM, and LATAM Airlines from Santiago to Buenos Aires have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aerolineas Argentinas
8.1
Very good
944 reviews

Food

6.5

Boarding

8.0

Crew

8.3

Entertainment

5.7

Comfort

7.6

Overall

8.1

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
Aerolineas Argentinas
8.1
Very good
944 reviews
Aerolineas Argentinas
8.1
Very good
944 reviews

Food

6.5

Boarding

8.0

Crew

8.3

Entertainment

5.7

Comfort

7.6

Overall

8.1

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
KLM
7.7
Good
1,396 reviews
Aerolineas Argentinas
8.1
Very good
944 reviews

Food

6.5

Boarding

8.0

Crew

8.3

Entertainment

5.7

Comfort

7.6

Overall

8.1

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
LATAM Airlines
7.5
Good
1,862 reviews
Aerolineas Argentinas
8.1
Very good
944 reviews

Food

6.5

Boarding

8.0

Crew

8.3

Entertainment

5.7

Comfort

7.6

Overall

8.1

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500
JetSMART
6.6
Okay
230 reviews
Aerolineas Argentinas
8.1
Very good
944 reviews

Food

6.5

Boarding

8.0

Crew

8.3

Entertainment

5.7

Comfort

7.6

Overall

8.1

Reviews

1 / 5
2.0
Mediocre

Paula,Aug 2025

EZE - MIA

I can not take the flight because Service dogs are not allowed. I m asking the refund of my flight. Please take care of my request # 00447290197500

Related info for your journey

Find useful and relevant information for your journey from Santiago to Buenos Aires. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Santiago to Buenos Aires?

    Santiago Arturo Merino Benitez (SCL) is the airport you will fly out of if you book a flight from Santiago to Buenos Aires. You should not have trouble finding flights to Buenos Aires from Arturo Merino Benitez; the airport handles an average of 12 outbound flights to Buenos Aires per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the Santiago airport to Buenos Aires. It is only a 8.4 mi journey to Arturo Merino Benitez (SCL) from Santiago’s city center.

  • How long is the flight from Santiago to Buenos Aires?

    Departing from Santiago to Buenos Aires will take you 2h 05m. The distance from Santiago to Buenos Aires is about 707 mi. Most flights are nonstop.

  • What are the cheapest airlines flying from Santiago to Buenos Aires round-trip?

    JetSMART, at $62, was found to be the cheapest airline from Santiago to Buenos Aires.Alternate airlines to your destination round-trip include Aerolineas Argentinas and Sky Airline. JetSMART is 66% cheaper than the average price of flights available within the next 90 days to this destination.

  • What are the most reliable airlines from Santiago to Buenos Aires?

    Before booking your flight to Buenos Aires from Santiago, check out the most reliable airlines to get you to your destination on time: JetSMART (90%), LATAM Airlines (86%), KLM( 84%).

  • What are the cheapest flights from Santiago to Buenos Aires?

    Looking at all options, your cheapest flight can be booked for $70. While the most popular route (Santiago Arturo Merino Benitez - Buenos Aires Ministro Pistarini) can be booked for $123 on average, our data indicates $146 when flying from Santiago to Buenos Aires.

  • Can I find deals for flights from Santiago to Buenos Aires that include hotel bookings?

    Yes. In addition to deals on Santiago to Buenos Aires flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Santiago to Buenos Aires?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Santiago to Buenos Aires.

  • Can I find deals for business class flights from Santiago to Buenos Aires?

    Yes. Cheapflights offers flight deals from Santiago to Buenos Aires by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Santiago to Buenos Aires?

    Currently, March is the cheapest month in which you can book a flight from Santiago to Buenos Aires (average of $52). Flying from Santiago to Buenos Aires in September is currently the most expensive (average of $80). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 5 airlines flying from Santiago to Buenos Aires

Discover the top 5 airlines that operate flights from Santiago to Buenos Aires. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated octubre 7, 2025.
AirlineCheapestAverageFlexibilityOn-time
JetSMARTCheapest$62Average$162FlexibilityNo cancel feeOn-timeN/A
Aerolineas ArgentinasCheapest$93Average$249FlexibilityNo cancel feeOn-time59%
Sky AirlineCheapest$139Average$197FlexibilityNo cancel feeOn-time73%
LATAM AirlinesCheapest$149Average$256FlexibilityNo cancel feeOn-time81%
KLMCheapest$191Average$218FlexibilityNo cancel feeOn-time75%

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