Cheap flights from Santiago to Buenos Aires from $90
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 4/4. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — BUE
9 Jan — 16 Jan1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Santiago Arturo Merino Benitez to Buenos Aires are usually found in May or June, booked 64 days in advance, depart on a Saturday or Wednesday and return on a Wednesday
Cheap flight deals from Santiago to Buenos Aires
Enter your travel dates to find the best prices.
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 10 December 2025.
Sat 20/1222:25SCL - AEP
Nonstop2h 05mJetSMART
Thu 25/1205:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$340
Fri 26/1222:25SCL - AEP
Nonstop2h 05mJetSMART
Sun 22/222:10AEP - SCL
Nonstop2h 25mJetSMART
Deal found 9/12$342
Fri 12/1209:15SCL - AEP
Nonstop2h 05mJetSMART
Sun 14/1205:35AEP - SCL
Nonstop2h 24mJetSMART
Deal found 8/12$348
Thu 11/1222:25SCL - AEP
Nonstop2h 05mJetSMART
Tue 16/1205:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$349
Fri 19/1220:25SCL - AEP
1 stop19h 08mJetSMART
Wed 24/1205:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$351
Thu 11/1201:35SCL - AEP
Nonstop2h 05mSky Airline
Wed 17/1221:30AEP - SCL
Nonstop2h 25mSky Airline
Deal found 8/12$357
Thu 11/1201:35SCL - AEP
Nonstop2h 05mSky Airline
Mon 15/1221:30AEP - SCL
Nonstop2h 25mSky Airline
Deal found 9/12$359
Wed 31/1216:35SCL - AEP
Nonstop2h 05mJetSMART
Wed 7/110:30AEP - SCL
Nonstop2h 25mJetSMART
Deal found 8/12$360
Best flights from Santiago to Buenos Aires
Discover carefully curated flight deals from Santiago to Buenos Aires that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 December 2025.
Tue 26/521:25SCL - AEP
Nonstop2h 05mJetSMART
Tue 2/605:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$259
Fri 3/409:15SCL - AEP
Nonstop2h 05mJetSMART
Mon 6/422:10AEP - SCL
Nonstop2h 25mJetSMART
Deal found 9/12$259
Thu 12/319:14SCL - AEP
Nonstop2h 06mJetSMART
Mon 16/305:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$259
Sun 29/319:14SCL - AEP
Nonstop2h 06mJetSMART
Thu 2/422:10AEP - SCL
Nonstop2h 25mJetSMART
Deal found 9/12$259
Sun 1/307:25SCL - AEP
Nonstop2h 05mJetSMART
Sat 14/305:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$259
Sun 1/307:25SCL - AEP
Nonstop2h 05mJetSMART
Sun 1/322:10AEP - SCL
Nonstop2h 25mJetSMART
Deal found 9/12$259
Thu 12/316:35SCL - AEP
Nonstop2h 05mJetSMART
Sun 15/310:30AEP - SCL
Nonstop2h 25mJetSMART
Deal found 9/12$259
Tue 31/319:14SCL - AEP
Nonstop2h 06mJetSMART
Sat 4/416:30AEP - SCL
Nonstop2h 25mJetSMART
Deal found 9/12$265
Mon 20/419:26SCL - AEP
1 stop26h 15mJetSMART
Fri 24/405:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$295
Direct flights from Santiago to Buenos Aires
Explore direct flight options from Santiago to Buenos Aires based on user searches, and compare prices and availability for your desired travel dates. Data last updated 10 December 2025.
Sun 1/307:25SCL - AEP
Nonstop2h 05mJetSMART
Sun 15/305:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$259
Sun 15/319:14SCL - AEP
Nonstop2h 06mJetSMART
Sat 28/316:30AEP - SCL
Nonstop2h 25mJetSMART
Deal found 9/12$262
Tue 21/421:25SCL - AEP
Nonstop2h 05mJetSMART
Thu 23/405:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$265
Thu 2/416:35SCL - AEP
Nonstop2h 05mJetSMART
Sun 5/405:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$280
Thu 26/219:15SCL - AEP
Nonstop2h 05mJetSMART
Wed 4/305:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$289
Thu 12/207:25SCL - AEP
Nonstop2h 05mJetSMART
Thu 26/222:10AEP - SCL
Nonstop2h 25mJetSMART
Deal found 7/12$291
Wed 1/419:14SCL - AEP
Nonstop2h 06mJetSMART
Sun 5/405:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$294
Fri 20/219:15SCL - AEP
Nonstop2h 05mJetSMART
Tue 3/322:10AEP - SCL
Nonstop2h 25mJetSMART
Deal found 9/12$297
Sun 15/207:25SCL - AEP
Nonstop2h 05mJetSMART
Sun 8/322:10AEP - SCL
Nonstop2h 25mJetSMART
Deal found 10/12$298
Thu 22/121:50SCL - AEP
Nonstop2h 05mAerolineas Argentinas
Thu 29/118:15AEP - SCL
Nonstop2h 25mAerolineas Argentinas
Deal found 8/12$307
Sun 24/508:15SCL - AEP
Nonstop2h 05mJetSMART
Wed 27/512:50AEP - SCL
Nonstop2h 24mJetSMART
Deal found 8/12$313
Sun 1/309:15SCL - AEP
Nonstop2h 05mJetSMART
Sat 14/305:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 8/12$319
Last-minute flights from Santiago to Buenos Aires
Discover last-minute flight deals from Santiago to Buenos Aires. Data last updated 10 December 2025 and is based on user searches.
Tue 13/107:25SCL - AEP
Nonstop2h 05mJetSMART
Tue 20/105:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$333
Wed 14/109:15SCL - AEP
Nonstop2h 05mJetSMART
Tue 20/105:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 9/12$327
Wed 14/119:15SCL - AEP
Nonstop2h 05mJetSMART
Fri 23/110:30AEP - SCL
Nonstop2h 25mJetSMART
Deal found 9/12$340
Sat 17/107:25SCL - AEP
Nonstop2h 05mJetSMART
Sat 7/210:30AEP - SCL
Nonstop2h 25mJetSMART
Deal found 8/12$342
Mon 19/109:15SCL - AEP
Nonstop2h 05mJetSMART
Wed 28/122:10AEP - SCL
Nonstop2h 25mJetSMART
Deal found 9/12$334
Thu 22/121:50SCL - AEP
Nonstop2h 05mAerolineas Argentinas
Thu 29/118:15AEP - SCL
Nonstop2h 25mAerolineas Argentinas
Deal found 8/12$307
Thu 22/121:50SCL - AEP
Nonstop2h 05mMultiple Airlines
Thu 29/119:25AEP - SCL
1 stop24h 05mMultiple Airlines
Deal found 8/12$309
Thu 22/101:35SCL - AEP
Nonstop2h 05mMultiple Airlines
Fri 30/118:30AEP - SCL
Nonstop2h 25mMultiple Airlines
Deal found 9/12$322
Wed 28/116:35SCL - AEP
Nonstop2h 05mJetSMART
Wed 4/222:10AEP - SCL
Nonstop2h 25mJetSMART
Deal found 8/12$339
Thu 29/119:15SCL - AEP
Nonstop2h 05mJetSMART
Tue 10/205:45AEP - SCL
Nonstop2h 24mJetSMART
Deal found 8/12$331
One-way flights from Santiago to Buenos Aires
Search for one-way flight options from Santiago to Buenos Aires. Find affordable one-way fares based on user searches. Data last updated 10 December 2025.
Sat 4/409:15SCL - AEP
Nonstop2h 05mJetSMART
Deal found 9/12$90
Fri 6/309:15SCL - AEP
Nonstop2h 05mJetSMART
Deal found 10/12$92
Tue 17/309:15SCL - AEP
Nonstop2h 05mJetSMART
Deal found 10/12$93
Tue 6/121:50SCL - AEP
Nonstop2h 05mAerolineas Argentinas
Deal found 7/12$111
Mon 8/615:35SCL - AEP
Nonstop2h 05mJetSMART
Deal found 9/12$118
Thu 1/107:25SCL - AEP
Nonstop2h 05mJetSMART
Deal found 9/12$119
Tue 20/107:25SCL - AEP
Nonstop2h 05mJetSMART
Deal found 8/12$125
Tue 6/107:25SCL - AEP
Nonstop2h 05mJetSMART
Deal found 8/12$127
Find 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 10 December 2025.
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, Cheapflights users made 647,157 searches. Data last updated 10 December 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 - AEP
SCLAEP
Santiago Arturo Merino Benitez
Tue 26/5
21:25-00:30
Nonstop2h 05m
Buenos Aires Jorge Newbery
Tue 2/6
05:45-07:09
Nonstop2h 24m
$259
SantiagoBuenos Aires
SCL - AEP
SCLAEP
Santiago Arturo Merino Benitez
Fri 3/4
09:15-11:20
Nonstop2h 05m
Buenos Aires Jorge Newbery
Mon 6/4
22:10-23:35
Nonstop2h 25m
$259
SantiagoBuenos Aires
SCL - AEP
SCLAEP
Santiago Arturo Merino Benitez
Thu 12/3
19:14-21:20
Nonstop2h 06m
Buenos Aires Jorge Newbery
Mon 16/3
05:45-08:09
Nonstop2h 24m
$259
SantiagoBuenos Aires
SCL - AEP
SCLAEP
Santiago Arturo Merino Benitez
Sun 29/3
19:14-21:20
Nonstop2h 06m
Buenos Aires Jorge Newbery
Thu 2/4
22:10-00:35
Nonstop2h 25m
$259
SantiagoBuenos Aires
SCL - AEP
SCLAEP
Santiago Arturo Merino Benitez
Sun 1/3
07:25-09:30
Nonstop2h 05m
Buenos Aires Jorge Newbery
Sat 14/3
05:45-08:09
Nonstop2h 24m
$259
SantiagoBuenos Aires
SCL - AEP
SCLAEP
Santiago Arturo Merino Benitez
Sun 1/3
07:25-09:30
Nonstop2h 05m
Buenos Aires Jorge Newbery
Sun 1/3
22:10-00:35
Nonstop2h 25m
$259
SantiagoBuenos Aires
SCL - AEP
SCLAEP
Santiago Arturo Merino Benitez
Thu 12/3
16:35-18:40
Nonstop2h 05m
Buenos Aires Jorge Newbery
Sun 15/3
10:30-12:55
Nonstop2h 25m
$259
SantiagoBuenos Aires
SCL - AEP
SCLAEP
Santiago Arturo Merino Benitez
Tue 31/3
19:14-21:20
Nonstop2h 06m
Buenos Aires Jorge Newbery
Sat 4/4
16:30-18:55
Nonstop2h 25m
$265
SantiagoBuenos Aires
SCL - AEP
SCLAEP
Santiago Arturo Merino Benitez
Mon 20/4
19:26-22:41
1 stop26h 15m
Buenos Aires Jorge Newbery
Fri 24/4
05:45-07:09
Nonstop2h 24m
$295
SantiagoBuenos Aires
SCL - AEP
SCLAEP
Santiago Arturo Merino Benitez
Mon 8/6
08:15-11:20
Nonstop2h 05m
$90
Flights are sorted by cheapest return flights first.
Deals found on 10/12
Showing 1-10 of 18 results
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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
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 return flight from Santiago to Buenos Aires. Price data was last updated on 5 December 2025.
The best time to book flights from Santiago to Buenos Aires is 64 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, May is the cheapest month in which you can book a flight from Santiago to Buenos Aires (average of $77). Flying from Santiago to Buenos Aires in December is currently the most expensive (average of $130). 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 10 December 2025.
It’s optimal to fly from Santiago to Buenos Aires at midday. By choosing this option you can save up to 29% on the cost of your flight, compared to a flight in the afternoon.
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 10 December 2025.
The most flights from SCL to BUE are scheduled on a Monday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).
How often are flights from Santiago to Buenos Aires delayed?
About 12% of weekly flights between Santiago and Buenos Aires have experienced delays in the past year, with the average delay time being 109 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?
Saturday 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 9% of flights being delayed.
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 10 December 2025.
Check out reviews from past customers who have flown with Aerolineas Argentinas, LATAM Airlines, andJetSMART 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.
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?
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 15 daily outbound flights to Buenos Aires from 0 different airlines.
How long is the flight from Santiago to Buenos Aires?
A quick flight from Santiago to Buenos Aires can take about 2h 06m. JetSMART provides one of the quickest options available for as low as $259. Airlines will cover a distance of 1146 km. All flights are typically direct.
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 JetSMART(97%), Sky Airlines Peru(97%) or Sky Airline(94%), 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 $641 for a flight from Santiago to Buenos Aires. The cheapest flight overall is $85 while the most popular route, (Santiago Arturo Merino Benitez - Buenos Aires Jorge Newbery) is currently priced at $309.
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, May is the cheapest month in which you can book a flight from Santiago to Buenos Aires (average of $77). Flying from Santiago to Buenos Aires in December is currently the most expensive (average of $130). 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.
Explore flights to Buenos Aires departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 10 December 2025.
Browse through other flights departing from Santiago. Flights are based on user searches made on Cheapflights and were last updated on 10 December 2025.
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Santiago to Buenos Aires?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Buenos Aires from Santiago today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Santiago to Buenos Aires?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Buenos Aires from Santiago.
Can Cheapflights find flights from Santiago to Buenos Aires with no change fees?
Yes, we can. To see specific flights from Santiago to Buenos Aires with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Santiago to Buenos Aires become cheaper?
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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