$71 Cheap Flights from Buenos Aires (AEP) to Santiago del Estero (SDE)

View $71 flight on Mon, Sep 8, 2025Opens in a new window

Popular airlines from Buenos Aires (AEP-Aeroparque Jorge Newbery) to Santiago del Estero (SDE-Vicecomodoro Angel de la Paz Aragones)

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Cheap Flights from Buenos Aires to Santiago del Estero (AEP-SDE)

Prices were available within the past 7 days and start at $71 for one-way flights and $107 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aerolineas Argentinas
Mon, Feb 23 - Thu, Mar 5
AEP
Buenos Aires
SDE
Santiago del Estero
$107 Roundtrip, found 6 days ago
$107
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Mon, Feb 23 from Buenos Aires to Santiago del Estero, returning Thu, Mar 5, priced at $107 found 6 days ago
Aerolineas Argentinas
Tue, Aug 5 - Wed, Aug 6
AEP
Buenos Aires
SDE
Santiago del Estero
$172 Roundtrip, found 5 days ago
$172
Roundtrip
found 5 days ago
Select Aerolineas Argentinas flight, departing Tue, Aug 5 from Buenos Aires to Santiago del Estero, returning Wed, Aug 6, priced at $172 found 5 days ago
Aerolineas Argentinas
Thu, Aug 28 - Mon, Sep 1
AEP
Buenos Aires
SDE
Santiago del Estero
$174 Roundtrip, found 2 days ago
$174
Roundtrip
found 2 days ago
Select Aerolineas Argentinas flight, departing Thu, Aug 28 from Buenos Aires to Santiago del Estero, returning Mon, Sep 1, priced at $174 found 2 days ago
Aerolineas Argentinas
Tue, Aug 26 - Sun, Aug 31
AEP
Buenos Aires
SDE
Santiago del Estero
$174 Roundtrip, found 4 days ago
$174
Roundtrip
found 4 days ago
Select Aerolineas Argentinas flight, departing Tue, Aug 26 from Buenos Aires to Santiago del Estero, returning Sun, Aug 31, priced at $174 found 4 days ago
Aerolineas Argentinas
Thu, Aug 28 - Sun, Aug 31
AEP
Buenos Aires
SDE
Santiago del Estero
$181 Roundtrip, found 1 day ago
$181
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Thu, Aug 28 from Buenos Aires to Santiago del Estero, returning Sun, Aug 31, priced at $181 found 1 day ago
Aerolineas Argentinas
Thu, Aug 28 - Sun, Aug 31
AEP
Buenos Aires
SDE
Santiago del Estero
$189 Roundtrip, found 1 day ago
$189
Roundtrip
found 1 day ago
Select Aerolineas Argentinas flight, departing Thu, Aug 28 from Buenos Aires to Santiago del Estero, returning Sun, Aug 31, priced at $189 found 1 day ago
Aerolineas Argentinas
Fri, Sep 12 - Fri, Sep 19
AEP
Buenos Aires
SDE
Santiago del Estero
$202 Roundtrip, just found
$202
Roundtrip
just found
Select Aerolineas Argentinas flight, departing Fri, Sep 12 from Buenos Aires to Santiago del Estero, returning Fri, Sep 19, priced at $202 just found
Aerolineas Argentinas
Fri, Aug 8 - Tue, Aug 12
AEP
Buenos Aires
SDE
Santiago del Estero
$209 Roundtrip, found 6 days ago
$209
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Fri, Aug 8 from Buenos Aires to Santiago del Estero, returning Tue, Aug 12, priced at $209 found 6 days ago
Aerolineas Argentinas
Thu, Aug 28 - Tue, Sep 2
AEP
Buenos Aires
SDE
Santiago del Estero
$219 Roundtrip, just found
$219
Roundtrip
just found
Select Aerolineas Argentinas flight, departing Thu, Aug 28 from Buenos Aires to Santiago del Estero, returning Tue, Sep 2, priced at $219 just found
Aerolineas Argentinas
Fri, Aug 8 - Tue, Aug 12
AEP
Buenos Aires
SDE
Santiago del Estero
$222 Roundtrip, found 6 days ago
$222
Roundtrip
found 6 days ago
Select Aerolineas Argentinas flight, departing Fri, Aug 8 from Buenos Aires to Santiago del Estero, returning Tue, Aug 12, priced at $222 found 6 days ago
Flights from Buenos Aires (AEP) to Santiago del Estero (SDE)
Origin airport
Aeroparque Jorge Newbery
Destination airport
Vicecomodoro Angel de la Paz Aragones
Airlines serving
Aerolineas Argentinas
Roundtrip price
$106
Distance
584 mi
Average flight time
1 hour 48 mins

Buenos Aires to Santiago del Estero Flights

The cheapest times to fly from Buenos Aires to Santiago del Estero

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Buenos Aires to Santiago del Estero are during the month of February. You can find some of the cheapest flights from Buenos Aires to Santiago del Estero with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Buenos Aires to Santiago del Estero

Sunday is one of the best days to book for cheap flights from Buenos Aires to Santiago del Estero: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Buenos Aires to Santiago del Estero

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Buenos Aires to Santiago del Estero in 2025. You can also book with separate airlines for your outbound and return journeys, from $71 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Buenos Aires to Santiago del Estero flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Buenos Aires to Santiago del Estero airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Aeroparque Jorge Newbery Airport (AEP) to Vicecomodoro Angel de la Paz Aragones Airport (SDE) cost?
Discover the latest flight deals from AEP to SDE by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from AEP to SDE?
The cheapest flights from AEP to SDE are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from Aeroparque Jorge Newbery Airport (AEP) to Vicecomodoro Angel de la Paz Aragones Airport (SDE)?
You can fly nonstop from Aeroparque Jorge Newbery Airport (AEP) to Vicecomodoro Angel de la Paz Aragones Airport (SDE) on an Aerolineas Argentinas flight.
What is the cheapest airline that flies from AEP to SDE?
At the moment, the cheapest airline offering one-way flights from AEP to SDE is Aerolineas Argentinas. You can book a seat on this route from $63. This fare is based on the lowest price found on Expedia departing within the next three months. The flight takes off from AEP on August 21 2025. Prices were last updated on July 23 2025 and have not changed since.
How many flights per day from Aeroparque Jorge Newbery Airport (AEP) to Vicecomodoro Angel de la Paz Aragones Airport (SDE)?
Daily, an average of 2 nonstop flights operate from Aeroparque Jorge Newbery Airport (AEP) to Vicecomodoro Angel de la Paz Aragones Airport (SDE). Choose the departure date that fits your schedule best.
What are the most popular departure times for flights from Aeroparque Jorge Newbery Airport (AEP) to Vicecomodoro Angel de la Paz Aragones Airport (SDE)?
Flights between AEP and SDE are their busiest at 7 AM. If you want a quieter trip and possibly cheaper prices, look for a departure outside the usual busy windows.
What day of the week has the most flights from AEP to SDE?
Friday has the most flights from Aeroparque Jorge Newbery Airport (AEP) to Vicecomodoro Angel de la Paz Aragones Airport (SDE). Consider leaving on this day and you'll have a greater chance of finding a departure that fits your itinerary.
What is the earliest flight from Aeroparque Jorge Newbery Airport (AEP) to Vicecomodoro Angel de la Paz Aragones Airport (SDE)?
The earliest flight jetting off from Aeroparque Jorge Newbery Airport (AEP) is at around 7:10AM UTC-3. Board this flight and you'll reach Vicecomodoro Angel de la Paz Aragones Airport (SDE) at approximately 9:00AM UTC-3. The entire trip takes 1h 50m.
How long does it take to fly from Aeroparque Jorge Newbery Airport (AEP) to Vicecomodoro Angel de la Paz Aragones Airport (SDE)?
Flights from AEP to SDE have an average travel time of 1 hour and 48 minutes. The distance between the two airports is 580 mi.
What is the best time to fly from Aeroparque Jorge Newbery Airport (AEP) to Vicecomodoro Angel de la Paz Aragones Airport (SDE)?
To touch down at Vicecomodoro Angel de la Paz Aragones Airport (SDE) on schedule, choose a flight that leaves Aeroparque Jorge Newbery Airport (AEP) before 3 PM. The chance of cancellations is 22% higher, on average, for departures after this hour.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Santiago del Estero from Aeroparque Jorge Newbery Airport (AEP)?
You can touch down at Vicecomodoro Angel de la Paz Aragones Airport (SDE) or Termas de Rio Hondo Airport (RHD) when you travel to Santiago del Estero on a direct flight from Aeroparque Jorge Newbery Airport (AEP).
Is it cheaper to buy a plane ticket from Aeroparque Jorge Newbery Airport (AEP) to Vicecomodoro Angel de la Paz Aragones Airport (SDE) last-minute?
Booking your flight from AEP to SDE just before your trip is generally more expensive. But if there's some wiggle room with your departure dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book an AEP to SDE flight and hotel package?
Compared with arranging hotels and flights separately, booking an AEP to SDE flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place takes the hassle out of planning your trip. Just secure your flights and choose from our extensive range of hotels, then customize your trip with extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from Aeroparque Jorge Newbery Airport (AEP) to Vicecomodoro Angel de la Paz Aragones Airport (SDE)?
If you reserved your AEP to SDE flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal if you want more information.

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*Available to One Key members.