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Cheap flights from Santiago to Buenos Aires from $82

SCL — BUE
23 Oct — 30 Oct1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Santiago Arturo Merino Benitez to Buenos Aires are usually found in March or May, booked 82 days in advance, depart on a Saturday or Thursday and return on a Monday

Cheap flight deals from Santiago to Buenos Aires

Enter your travel dates to find the best prices.

Cheapest flights from Santiago to Buenos Aires

Tue 20/1009:12 -
Nonstop2h 08m
Fri 13/1105:45 -
Nonstop2h 22m
Deal found 21/9$228
Sat 21/1119:13 -
Nonstop2h 07m
Wed 25/1122:10 -
Nonstop2h 22m
Deal found 21/9$229
Wed 4/1109:13 -
Nonstop2h 07m
Sat 7/1122:10 -
Nonstop2h 22m
Deal found 21/9$232
Sat 24/1013:22 -
Nonstop2h 08m
Sun 1/1105:45 -
Nonstop2h 22m
Deal found 21/9$235
Tue 3/1121:35 -
Nonstop2h 05m
Tue 10/1107:00 -
Nonstop2h 25m
Deal found 18/9$240
Wed 30/905:00 -
Nonstop2h 05m
Wed 7/1019:30 -
Nonstop2h 21m
Deal found 18/9$242
Sat 26/901:35 -
Nonstop2h 05m
Fri 2/1021:30 -
Nonstop2h 25m
Deal found 18/9$242
Tue 3/1121:35 -
Nonstop2h 05m
Tue 10/1119:45 -
1 stop21h 17m
Deal found 18/9$254
Thu 19/1109:13 -
Nonstop2h 07m
Mon 23/1105:40 -
Nonstop2h 22m
Deal found 22/9$256
Wed 21/1005:03 -
Nonstop2h 02m
Wed 28/1019:30 -
Nonstop2h 21m
Deal found 22/9$257
Sat 21/1108:55 -
Nonstop2h 05m
Sat 28/1121:30 -
Nonstop2h 25m
Deal found 23/9$257
Fri 30/1019:12 -
Nonstop2h 08m
Sat 7/1116:30 -
Nonstop2h 22m
Deal found 22/9$259

Find flight deals from Santiago to Buenos Aires

Round-trip from

$228

One-way from

$82

Popular in

July

Cheapest in

March

Average price

$249

Good round-trip deal

$224 or less

Good one-way deal

$87 or less
JetSMART
  • JetSMART
  • 20/10-13/11
  • Nonstop
  • 4h 30m total
  • Santiago to Buenos Aires
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JetSMART
  • JetSMART
  • 12/2-31/12
  • Nonstop
  • 2h 05m total
  • Santiago to Buenos Aires
Search Deals
Highest demand for flights based on searches. 3% potential increase in price ($11 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Price to beat on a round-trip flight from Santiago Arturo Merino Benitez to Buenos Aires (BUE).
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Price to beat on a one-way flight from Santiago Arturo Merino Benitez to Buenos Aires (BUE).
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Cheapflights Fare Finder

 
Use the filters below to find and compare flights from Santiago to Buenos Aires that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SantiagoBuenos Aires

SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery

SCLAEP

Santiago Arturo Merino Benitez

Tue 10/11

08:55-11:00

Nonstop2h 05m

Buenos Aires Jorge Newbery

Wed 31/12

00:00-00:00

Nonstop0h 00m

$93

SantiagoBuenos Aires

SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini

SCLEZE

Santiago Arturo Merino Benitez

Thu 15/10

15:09-15:41

1 stop24h 32m

Buenos Aires Ministro Pistarini

Wed 31/12

00:00-00:00

Nonstop0h 00m

$108

SantiagoBuenos Aires

SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini

SCLEZE

Santiago Arturo Merino Benitez

Fri 18/12

06:54-23:26

1 stop16h 32m

Buenos Aires Ministro Pistarini

Wed 31/12

00:00-00:00

Nonstop0h 00m

$108

SantiagoBuenos Aires

SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini

SCLEZE

Santiago Arturo Merino Benitez

Sun 11/10

06:49-16:38

1 stop9h 49m

Buenos Aires Ministro Pistarini

Wed 31/12

00:00-00:00

Nonstop0h 00m

$132

SantiagoBuenos Aires

SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery

SCLAEP

Santiago Arturo Merino Benitez

Sat 16/1

07:25-09:30

Nonstop2h 05m

Buenos Aires Jorge Newbery

Wed 31/12

00:00-00:00

Nonstop0h 00m

$134

SantiagoBuenos Aires

SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery

SCLAEP

Santiago Arturo Merino Benitez

Sat 17/10

13:22-15:30

Nonstop2h 08m

Buenos Aires Jorge Newbery

Wed 31/12

00:00-00:00

Nonstop0h 00m

$141

SantiagoBuenos Aires

SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery

SCLAEP

Santiago Arturo Merino Benitez

Fri 18/12

06:54-14:41

1 stop7h 47m

Buenos Aires Jorge Newbery

Wed 31/12

00:00-00:00

Nonstop0h 00m

$141
Fastest return journey

SantiagoBuenos Aires

SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini

SCLEZE

Santiago Arturo Merino Benitez

Sat 16/1

13:10-15:10

Nonstop2h 00m

Buenos Aires Ministro Pistarini

Wed 31/12

00:00-00:00

Nonstop0h 00m

$156

SantiagoBuenos Aires

SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini

SCLEZE

Santiago Arturo Merino Benitez

Tue 5/1

13:10-15:10

Nonstop2h 00m

Buenos Aires Ministro Pistarini

Wed 31/12

00:00-00:00

Nonstop0h 00m

$157

SantiagoBuenos Aires

SCL Santiago Arturo Merino Benitez - EZE Buenos Aires Ministro Pistarini

SCLEZE

Santiago Arturo Merino Benitez

Sun 11/10

05:03-07:05

Nonstop2h 02m

Buenos Aires Ministro Pistarini

Wed 31/12

00:00-00:00

Nonstop0h 00m

$157

Flights are sorted by cheapest return flights first.

Deals found on 21/9

Showing 1-10 of 44 resultsSorted by cheapest first
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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 return price

Cheapflights Insights

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

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 $238). Flying from Santiago to Buenos Aires in July is currently the most expensive (average of $290). 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?

It’s optimal to fly from Santiago to Buenos Aires in the afternoon. By choosing this option you can save up to 47% on the cost of your flight, compared to a flight in the evening.

Weekly flight availability from Santiago to Buenos Aires

The most flights from SCL to BUE are scheduled on a Monday (19 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (10 on average).

How much does it cost for a return flight from Santiago to Buenos Aires?

Airfare is typical for this route at the moment.
Santiago to Buenos Aires flights typically cost between $205 and $311 in October.
The cheapest return price found within the last 5 days was $228 on JetSMART (20 Oct–13 Nov).

How often are flights from Santiago to Buenos Aires delayed?

About 10% of weekly flights between Santiago and Buenos Aires have experienced delays in the past year, with the average delay time being 111 minutes.

What is the most punctual flight time for Santiago to Buenos Aires flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Tuesday tends to have the lowest number of delays on this route, whereas Thursday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Santiago to Buenos Aires flights?

Over the past year, Sky Airline have had the lowest number of delays on this route, with just 6% of flights being delayed.

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

The best time to book flights from Santiago to Buenos Aires is 88 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.

Reviews of airlines servicing Buenos Aires

Check out reviews from past customers who have flown with Aerolineas Argentinas and JetSMART from Santiago to Buenos Aires to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aerolineas Argentinas
8.0
Very Good
1,084 reviews
Check prices

Overall

8.0

Boarding

7.9

Comfort

7.5

Crew

8.4

Entertainment

5.8

Food

6.5

Reviews

1 / 8
6.0
Good

Jesica,July 2026

MIA - EZE

Arrived earlier to destiny. Inside the plane was so hot when we were boarding that we could have passed out.
Aerolineas Argentinas
8.0
Very Good
1,084 reviews
Aerolineas Argentinas
8.0
Very Good
1,084 reviews
Check prices

Overall

8.0

Boarding

7.9

Comfort

7.5

Crew

8.4

Entertainment

5.8

Food

6.5

Reviews

1 / 8
6.0
Good

Jesica,July 2026

MIA - EZE

Arrived earlier to destiny. Inside the plane was so hot when we were boarding that we could have passed out.
JetSMART
6.8
Okay
344 reviews
Aerolineas Argentinas
8.0
Very Good
1,084 reviews
Check prices

Overall

8.0

Boarding

7.9

Comfort

7.5

Crew

8.4

Entertainment

5.8

Food

6.5

Reviews

1 / 8
6.0
Good

Jesica,July 2026

MIA - EZE

Arrived earlier to destiny. Inside the plane was so hot when we were boarding that we could have passed out.

Related info for your journey

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

    Located just 13.6 km from the city centre, Santiago Arturo Merino Benitez is the airport most travellers will use when flying to Buenos Aires from Santiago. Booking flights from Arturo Merino Benitez (SCL) to Buenos Aires should be relatively easy as there are 13 daily outbound flights to Buenos Aires from 1 airline.

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

    A quick flight from Santiago to Buenos Aires can take about 2h. JetSMART provides one of the quickest options available for as low as $340. Airlines will cover a distance of 1138 km. All flights are typically direct.

  • What is the cheapest airline to fly from Santiago to Buenos Aires round-trip?

    Cheapflights users have booked flights from Santiago to Buenos Aires round-trip from $212. Users have found that JetSMART is 17% cheaper than the other options available to this destination.

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

    No one likes to see their flight delayed. When booking a flight from Santiago to Buenos Aires consider choosing Sky Airlines Peru(100%), JetSMART(100%) or KLM(89%), as they are the most reliable in getting you off to your destination on time.

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

    On average you can expect to pay $158 for a flight from Santiago to Buenos Aires. The cheapest flight overall is $96 while the most popular route, (Santiago Arturo Merino Benitez - Buenos Aires Jorge Newbery) is currently priced at $245.

  • 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 holiday 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 $238). Flying from Santiago to Buenos Aires in July is currently the most expensive (average of $290). 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

Alternative routes for Santiago to Buenos Aires

Santiago to Jorge Newbery flights

Top airline flying from Santiago to Buenos Aires

AirlineCheapestAverageFlexibilityOn-time
JetSMARTCheapest$212Average$223FlexibilityNo cancel feeOn-timeN/A
Search JetSMART flights

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Yes, Cheapflights offers price alerts on Santiago to Buenos Aires flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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