Cheap flights from Santiago to Buenos Aires from $79
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 10/11. Fares are subject to change and may not be available on all flights or dates of travel.
SCL — BUE
7 Sep — 14 Sep1
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 March, booked 59 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.
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Best
Direct
Last-minute
One-way
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 8 August 2026.
Sat 28/1119:13 -
Nonstop2h 07m
Sun 13/1205:45 -
Nonstop2h 24m
Deal found 4/8$197
Fri 25/913:22 -
Nonstop2h 08m
Sun 27/905:45 -
Nonstop2h 28m
Deal found 4/8$204
Sat 26/909:09 -
Nonstop2h 11m
Sun 4/1005:45 -
Nonstop2h 28m
Deal found 5/8$211
Wed 2/918:12 -
Nonstop2h 08m
Wed 9/905:10 -
Nonstop2h 28m
Deal found 4/8$216
Wed 2/908:09 -
Nonstop2h 11m
Sun 6/905:45 -
Nonstop2h 28m
Deal found 7/8$217
Fri 25/913:22 -
Nonstop2h 08m
Mon 28/905:45 -
Nonstop2h 28m
Deal found 4/8$218
Wed 4/1109:13 -
Nonstop2h 07m
Sat 7/1122:20 -
Nonstop2h 22m
Deal found 7/8$220
Mon 31/815:09 -
Nonstop2h 11m
Sun 6/905:45 -
Nonstop2h 28m
Deal found 5/8$223
Sat 26/913:22 -
Nonstop2h 08m
Thu 1/1022:10 -
Nonstop2h 26m
Deal found 5/8$224
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 8 August 2026.
Wed 2/908:09 -
Nonstop2h 11m
Sun 6/905:45 -
Nonstop2h 28m
Deal found 8/8$217
Sat 21/1119:13 -
Nonstop2h 07m
Wed 25/1122:10 -
Nonstop2h 22m
Deal found 5/8$218
Thu 1/1019:12 -
Nonstop2h 08m
Sun 4/1005:45 -
Nonstop2h 28m
Deal found 5/8$220
Sun 30/808:09 -
Nonstop2h 11m
Tue 1/905:45 -
Nonstop2h 26m
Deal found 3/8$223
Mon 31/815:09 -
Nonstop2h 11m
Sun 6/905:45 -
Nonstop2h 28m
Deal found 5/8$223
Sun 20/919:12 -
Nonstop2h 08m
Sun 27/905:45 -
Nonstop2h 28m
Deal found 6/8$224
Tue 1/918:12 -
Nonstop2h 08m
Sat 5/916:30 -
Nonstop2h 26m
Deal found 3/8$240
Tue 29/920:04 -
1 stop19h 40m
Thu 8/1022:10 -
Nonstop2h 26m
Deal found 4/8$241
Thu 24/915:09 -
1 stop7h 40m
Sun 27/922:10 -
Nonstop2h 26m
Deal found 3/8$244
Sat 29/812:19 -
Nonstop2h 11m
Tue 1/921:00 -
1 stop26h 44m
Deal found 8/8$267
Fri 23/1019:12 -
Nonstop2h 08m
Sun 25/1005:45 -
Nonstop2h 28m
Deal found 3/8$271
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 8 August 2026.
Sat 28/1119:13 -
Nonstop2h 07m
Sun 13/1205:45 -
Nonstop2h 24m
Deal found 4/8$197
Fri 25/913:22 -
Nonstop2h 08m
Sun 27/905:45 -
Nonstop2h 28m
Deal found 4/8$204
Sat 26/909:09 -
Nonstop2h 11m
Sun 4/1005:45 -
Nonstop2h 28m
Deal found 5/8$211
Wed 2/918:12 -
Nonstop2h 08m
Wed 9/905:10 -
Nonstop2h 28m
Deal found 4/8$216
Wed 2/908:09 -
Nonstop2h 11m
Sun 6/905:45 -
Nonstop2h 28m
Deal found 7/8$217
Fri 25/913:22 -
Nonstop2h 08m
Mon 28/905:45 -
Nonstop2h 28m
Deal found 4/8$218
Wed 4/1109:13 -
Nonstop2h 07m
Sat 7/1122:20 -
Nonstop2h 22m
Deal found 7/8$220
Mon 31/815:09 -
Nonstop2h 11m
Sun 6/905:45 -
Nonstop2h 28m
Deal found 5/8$223
Sat 26/919:12 -
Nonstop2h 08m
Sun 27/905:45 -
Nonstop2h 28m
Deal found 3/8$224
Last-minute flights from Santiago to Buenos Aires
Discover last-minute flight deals from Santiago to Buenos Aires. Data last updated 8 August 2026 and is based on user searches.
Fri 28/818:09 -
Nonstop2h 11m
Thu 3/912:50 -
Nonstop2h 26m
Deal found 5/8$220
Mon 31/815:09 -
Nonstop2h 11m
Sun 6/905:45 -
Nonstop2h 28m
Deal found 5/8$223
Wed 2/918:12 -
Nonstop2h 08m
Wed 9/905:10 -
Nonstop2h 28m
Deal found 4/8$216
Wed 2/908:09 -
Nonstop2h 11m
Sun 6/905:45 -
Nonstop2h 28m
Deal found 7/8$217
Wed 2/915:09 -
Nonstop2h 11m
Fri 2/1005:45 -
Nonstop2h 28m
Deal found 6/8$228
Thu 3/914:09 -
1 stop9h 58m
Tue 8/905:45 -
Nonstop2h 26m
Deal found 7/8$227
Fri 25/913:22 -
Nonstop2h 08m
Sun 27/905:45 -
Nonstop2h 28m
Deal found 4/8$204
Fri 25/913:22 -
Nonstop2h 08m
Sat 3/1022:10 -
Nonstop2h 26m
Deal found 4/8$218
Sat 26/909:09 -
Nonstop2h 11m
Sun 4/1005:45 -
Nonstop2h 28m
Deal found 5/8$211
Sat 26/913:22 -
Nonstop2h 08m
Thu 1/1022:10 -
Nonstop2h 26m
Deal found 5/8$224
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 8 August 2026.
Tue 10/1108:55 -
Nonstop2h 05m
Deal found 7/8$79
Mon 21/920:04 -
1 stop3h 50m
Deal found 7/8$82
Mon 7/920:04 -
1 stop17h 22m
Deal found 7/8$92
Wed 11/1114:05 -
1 stop9h 17m
Deal found 5/8$94
Tue 1/919:04 -
1 stop19h 40m
Deal found 5/8$101
Sun 23/805:52 -
1 stop18h 05m
Deal found 5/8$109
Sat 22/817:35 -
Nonstop2h 05m
Deal found 6/8$111
Sat 21/1119:54 -
1 stop3h 52m
Deal found 3/8$113
Sun 4/1006:49 -
1 stop26h 22m
Deal found 3/8$118
Thu 15/1015:09 -
1 stop4h 57m
Deal found 6/8$121
Fri 18/1209:15 -
Nonstop2h 05m
Deal found 4/8$125
Tue 20/1009:12 -
Nonstop2h 08m
Deal found 8/8$126
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 8 August 2026.
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 8 August 2026.
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
Wed 2/9
08:09-11:20
Nonstop2h 11m
Buenos Aires Jorge Newbery
Sun 6/9
05:45-08:13
Nonstop2h 28m
$217
Fastest return journey
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery
SCLAEP
Santiago Arturo Merino Benitez
Sat 21/11
19:13-21:20
Nonstop2h 07m
Buenos Aires Jorge Newbery
Wed 25/11
22:10-00:32
Nonstop2h 22m
$218
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery
SCLAEP
Santiago Arturo Merino Benitez
Thu 1/10
19:12-21:20
Nonstop2h 08m
Buenos Aires Jorge Newbery
Sun 4/10
05:45-08:13
Nonstop2h 28m
$220
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery
SCLAEP
Santiago Arturo Merino Benitez
Sun 30/8
08:09-11:20
Nonstop2h 11m
Buenos Aires Jorge Newbery
Tue 1/9
05:45-07:11
Nonstop2h 26m
$223
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery
SCLAEP
Santiago Arturo Merino Benitez
Mon 31/8
15:09-18:20
Nonstop2h 11m
Buenos Aires Jorge Newbery
Sun 6/9
05:45-08:13
Nonstop2h 28m
$223
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery
SCLAEP
Santiago Arturo Merino Benitez
Sun 20/9
19:12-21:20
Nonstop2h 08m
Buenos Aires Jorge Newbery
Sun 27/9
05:45-08:13
Nonstop2h 28m
$224
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery
SCLAEP
Santiago Arturo Merino Benitez
Tue 1/9
18:12-21:20
Nonstop2h 08m
Buenos Aires Jorge Newbery
Sat 5/9
16:30-17:56
Nonstop2h 26m
$240
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery
SCLAEP
Santiago Arturo Merino Benitez
Tue 29/9
20:04-15:44
1 stop19h 40m
Buenos Aires Jorge Newbery
Thu 8/10
22:10-00:36
Nonstop2h 26m
$241
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery
SCLAEP
Santiago Arturo Merino Benitez
Thu 24/9
15:09-22:49
1 stop7h 40m
Buenos Aires Jorge Newbery
Sun 27/9
22:10-00:36
Nonstop2h 26m
$244
SantiagoBuenos Aires
SCL Santiago Arturo Merino Benitez - AEP Buenos Aires Jorge Newbery
SCLAEP
Santiago Arturo Merino Benitez
Sat 29/8
12:19-15:30
Nonstop2h 11m
Buenos Aires Jorge Newbery
Tue 1/9
21:00-22:44
1 stop26h 44m
$267
Flights are sorted by cheapest return flights first.
Deals found on 4/8
Showing 1-10 of 19 resultsSorted by cheapest first
1
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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.
SCL-BUE
SCL-AEP
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
SCL-BUE
SCL-AEP
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 $238). Flying from Santiago to Buenos Aires in January is currently the most expensive (average of $294). 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 8 August 2026.
It’s optimal to fly from Santiago to Buenos Aires in the afternoon. By choosing this option you can save up to 39% on the cost of your flight, compared to a flight in the evening.
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 8 August 2026.
The most flights from SCL to BUE are scheduled on a Friday (20 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (8 on average).
How much does it cost for a return flight from Santiago to Buenos Aires?
Airfare is below average for this route at the moment.
Santiago to Buenos Aires flights typically cost between $226 and $362 in November.The cheapest return price found within the last 5 days was $197 on JetSMART (28 Nov–13 Dec).
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 115 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 at night 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 82 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
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 8 August 2026.
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.
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
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 12 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 11m. JetSMART provides one of the quickest options available for as low as $217. Airlines will cover a distance of 1146 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 $204. Users have found that Sky Airline is 22% 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 JetSMART(100%), JetSMART(100%) or Sky Airlines Peru(96%), 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 $84 for a flight from Santiago to Buenos Aires. The cheapest flight overall is $70 while the most popular route, (Santiago Arturo Merino Benitez - Buenos Aires Jorge Newbery) is currently priced at $220.
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 $238). Flying from Santiago to Buenos Aires in January is currently the most expensive (average of $294). 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 8 August 2026.
Discover the top airline 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 647,157 searches. Data last updated 8 August 2026.
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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