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Cheap flights from Santiago to Buenos Aires from £44

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Santiago to Buenos Aires departing on 12/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

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JetSMART Logo
06:56 - 20:34SCL-AEP
13h 38m1 stop
JetSMART Logo
16:30 - 18:55AEP-SCL
2h 25mdirect
£106JetSMART
Find Deal
Fri, 12 Dec - Fri, 19 Dec
JetSMART Logo
22:25 - 00:30SCL-AEP
2h 05mdirect
JetSMART Logo
16:30 - 18:55AEP-SCL
2h 25mdirect
£126JetSMART
Find Deal
Fri, 12 Dec - Fri, 19 Dec
Multiple Airlines Logo
20:30 - 00:55SCL-AEP
4h 25m1 stop
Multiple Airlines Logo
13:35 - 19:26AEP-SCL
5h 51m1 stop
£135Multiple Airlines
Find Deal
Fri, 12 Dec - Mon, 15 Dec
Multiple Airlines Logo
20:30 - 01:37SCL-EZE
5h 07m1 stop
Multiple Airlines Logo
08:55 - 11:05EZE-SCL
2h 10mdirect
£136Multiple Airlines
Find Deal
Fri, 12 Dec - Mon, 15 Dec
JetSMART Logo
16:35 - 18:40SCL-AEP
2h 05mdirect
JetSMART Logo
12:50 - 15:14AEP-SCL
2h 24mdirect
£136JetSMART
Find Deal
Thu, 20 Nov - Mon, 24 Nov
KLM Logo
12:35 - 14:35SCL-EZE
2h 00mdirect
KLM Logo
08:55 - 11:05EZE-SCL
2h 10mdirect
£137KLM
Find Deal
Wed, 19 Nov - Mon, 24 Nov
KLM Logo
12:10 - 14:10SCL-EZE
2h 00mdirect
KLM Logo
08:55 - 11:05EZE-SCL
2h 10mdirect
£138KLM
Find Deal
Thu, 20 Nov - Mon, 24 Nov
KLM Logo
12:35 - 14:35SCL-EZE
2h 00mdirect
KLM Logo
08:55 - 11:05EZE-SCL
2h 10mdirect
£138KLM
Find Deal
Wed, 12 Nov - Sat, 15 Nov
Sky Airline Logo
04:50 - 07:00SCL-EZE
2h 10mdirect
Sky Airline Logo
19:00 - 21:20EZE-SCL
2h 20mdirect
£175Sky Airline
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Tue, 2 Dec - Fri, 5 Dec
Sky Airline Logo
01:35 - 03:40SCL-AEP
2h 05mdirect
Sky Airline Logo
09:50 - 12:15AEP-SCL
2h 25mdirect
£180Sky Airline
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Tue, 2 Dec - Sun, 7 Dec

JetSMART flights from Santiago to Buenos Aires

Our best JetSMART deals on Santiago to Buenos Aires flight tickets
JetSMART
12 Dec
SCL06:56Santiago Arturo Merino Benitez
13h 38m
1 stop
AEP20:34Buenos Aires Jorge Newbery
19 Dec
AEP16:30Buenos Aires Jorge Newbery
2h 25m
SCL18:55Santiago Arturo Merino Benitez
£106
Find similar
JetSMART
12 Dec
SCL22:25Santiago Arturo Merino Benitez
2h 05m
AEP00:30Buenos Aires Jorge Newbery
19 Dec
AEP16:30Buenos Aires Jorge Newbery
2h 25m
SCL18:55Santiago Arturo Merino Benitez
£126
Find similar
JetSMART
20 Nov
SCL16:35Santiago Arturo Merino Benitez
2h 05m
AEP18:40Buenos Aires Jorge Newbery
24 Nov
AEP12:50Buenos Aires Jorge Newbery
2h 24m
SCL15:14Santiago Arturo Merino Benitez
£136
Find similar

KLM flights from Santiago to Buenos Aires

Our best KLM deals on Santiago to Buenos Aires flight tickets
KLM
19 Nov
SCL12:35Santiago Arturo Merino Benitez
2h 00m
EZE14:35Buenos Aires Ministro Pistarini
24 Nov
EZE08:55Buenos Aires Ministro Pistarini
2h 10m
SCL11:05Santiago Arturo Merino Benitez
£137
Find similar
KLM
20 Nov
SCL12:10Santiago Arturo Merino Benitez
2h 00m
EZE14:10Buenos Aires Ministro Pistarini
23 Nov
EZE08:55Buenos Aires Ministro Pistarini
2h 10m
SCL11:05Santiago Arturo Merino Benitez
£138
Find similar
KLM
12 Nov
SCL12:35Santiago Arturo Merino Benitez
2h 00m
EZE14:35Buenos Aires Ministro Pistarini
15 Nov
EZE08:55Buenos Aires Ministro Pistarini
2h 10m
SCL11:05Santiago Arturo Merino Benitez
£138
Find similar

momondo Fare Finder

 
Customise 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, momondo users made 279,928 searches. Data last updated 30 October 2025.
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

SantiagoBuenos Aires

SCL - AEP

SCLAEP

Santiago Arturo Merino Benitez

Fri 12/12

06:56-20:34

1 stop13h 38m

Buenos Aires Jorge Newbery

Fri 19/12

16:30-18:55

Nonstop2h 25m

£106

SantiagoBuenos Aires

SCL - AEP

SCLAEP

Santiago Arturo Merino Benitez

Fri 12/12

22:25-00:30

Nonstop2h 05m

Buenos Aires Jorge Newbery

Fri 19/12

16:30-18:55

Nonstop2h 25m

£126

SantiagoBuenos Aires

SCL - AEP

SCLAEP

Santiago Arturo Merino Benitez

Fri 12/12

20:30-00:55

1 stop4h 25m

Buenos Aires Jorge Newbery

Mon 15/12

13:35-19:26

1 stop5h 51m

£135

SantiagoBuenos Aires

SCL - EZE

SCLEZE

Santiago Arturo Merino Benitez

Fri 12/12

20:30-01:37

1 stop5h 07m

Buenos Aires Ministro Pistarini

Mon 15/12

08:55-11:05

Nonstop2h 10m

£136

SantiagoBuenos Aires

SCL - AEP

SCLAEP

Santiago Arturo Merino Benitez

Thu 20/11

16:35-18:40

Nonstop2h 05m

Buenos Aires Jorge Newbery

Mon 24/11

12:50-15:14

Nonstop2h 24m

£136

SantiagoBuenos Aires

SCL - EZE

SCLEZE

Santiago Arturo Merino Benitez

Wed 19/11

12:35-14:35

Nonstop2h 00m

Buenos Aires Ministro Pistarini

Mon 24/11

08:55-11:05

Nonstop2h 10m

£137

SantiagoBuenos Aires

SCL - EZE

SCLEZE

Santiago Arturo Merino Benitez

Thu 20/11

12:10-14:10

Nonstop2h 00m

Buenos Aires Ministro Pistarini

Mon 24/11

08:55-11:05

Nonstop2h 10m

£138

SantiagoBuenos Aires

SCL - EZE

SCLEZE

Santiago Arturo Merino Benitez

Wed 12/11

12:35-14:35

Nonstop2h 00m

Buenos Aires Ministro Pistarini

Sat 15/11

08:55-11:05

Nonstop2h 10m

£138

SantiagoBuenos Aires

SCL - EZE

SCLEZE

Santiago Arturo Merino Benitez

Tue 2/12

04:50-07:00

Nonstop2h 10m

Buenos Aires Ministro Pistarini

Fri 5/12

19:00-21:20

Nonstop2h 20m

£175

SantiagoBuenos Aires

SCL - AEP

SCLAEP

Santiago Arturo Merino Benitez

Tue 2/12

01:35-03:40

Nonstop2h 05m

Buenos Aires Jorge Newbery

Sun 7/12

09:50-12:15

Nonstop2h 25m

£180

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Buenos Aires from

How to get the cheapest flight ticket from Santiago to Buenos Aires

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between Santiago and Buenos Aires?

What is the cheapest month to fly to Buenos Aires?

In general, May is the cheapest month to fly from Santiago to Buenos Aires. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £119. If you don’t want to visit Buenos Aires in May, then you should wait until June to fly from Santiago, when ticket prices are also cheap, with an average price of £119.

What is the cheapest day to depart on your flight to Buenos Aires?

The cheapest day to depart on your flight to Buenos Aires is on a Monday when prices can be found for as low as £141. This is often the case because there is less demand to fly during this day of the week. On the other hand, Sunday is the most expensive day to depart from Santiago because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £1,276.

What is the cheapest time of day to depart on your flight to Buenos Aires?

Our most recent data shows that the best time of day to fly to Buenos Aires is in the evening. Flights from Santiago to Buenos Aires during this time can be as low as £150. Flights to Buenos Aires are more costly in the morning, with an average ticket price of £187. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

What is the cheapest Santiago Arturo Merino Benitez to Buenos Aires flight route?

Fly from Santiago Arturo Merino Benitez to Buenos Aires Jorge Newbery for the best Santiago Arturo Merino Benitez - Buenos Aires flight prices

How far in advance should I book a flight to Buenos Aires?

You are more likely to see cheaper flights to Buenos Aires from Santiago when booking weeks ahead of your departure date. In general, you can expect to find flights to Buenos Aires for around £165 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Buenos Aires from Santiago for as low as £143 on momondo.

What cabin class options are available on Santiago Arturo Merino Benitez to Buenos Aires flights?

There are 3 cabin classes available to choose from on Santiago Arturo Merino Benitez to Buenos Aires flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Santiago to Buenos Aires flight prices changed over time?

As of October 2025, prices for Santiago to Buenos Aires flights are approximately 18% cheaper when compared to flights at the same time last year.

When to book flights from Santiago to Buenos Aires

Are you open to changing your travel dates? Check out the ideal times to fly from Santiago to Buenos Aires according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Santiago to Buenos Aires (SCL to BUE) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Santiago to Buenos Aires

Fastest flight time

2h 00m

Direct flights

Every day

Airports in Buenos Aires

1 airport
The fastest flight from Santiago to Buenos Aires takes 2h 00m
Direct flights go from Santiago to Buenos Aires every day.
There is 1 airport near Buenos Aires: Buenos Aires Ministro Pistarini (EZE)
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  • How far is Santiago Arturo Merino Benitez to Buenos Aires by plane?

    Buenos Aires is 706.7 mi away from Santiago Arturo Merino Benitez. Flights usually cover this in 2h 00m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Santiago Arturo Merino Benitez Airport to Buenos Aires?

    Prices for flights from Santiago Arturo Merino Benitez Airport to Buenos Aires refresh daily.

  • How old do you have to be to fly from Santiago Arturo Merino Benitez Airport to Buenos Aires?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Santiago Arturo Merino Benitez Airport to Buenos Aires.

  • What documentation or ID do you need to fly to Buenos Aires?

    The necessary travel and health documents for your Buenos Aires trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Santiago to Buenos Aires?

Why use momondo?

Why should I use momondo to find a flight deal from Santiago to Buenos Aires?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Santiago to Buenos Aires. momondo saves you time and could save you money on your trip.

Can I find flights from Santiago to Buenos Aires with flexible booking policies on momondo?

Yes. All flights to Buenos Aires from Santiago on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Santiago to Buenos Aires?

Once you have performed a search for Santiago to Buenos Aires flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Santiago to Buenos Aires right now. Can momondo alert me if prices change?

Price alerts on flights to Buenos Aires from Santiago are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Find better results for your trip to Argentina

Fly into one of these airports located in Buenos Aires

Airports listed have a maximum distance of 17.0 mi from Buenos Aires
Buenos Aires Jorge Newbery Airport
Buenos Aires Ministro Pistarini Airport