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Santiago del Estero

Cheap flights from Buenos Aires (BUE) to Santiago del Estero (SDE)

BUE — SDE
May 18 — May 251
Mon 5/18
Mon 5/25
1 adult, Economy
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Cheapflights Tip: The best prices from Buenos Aires to Santiago del Estero are usually found in March or January, booked 71 days in advance, depart on a Sunday or Friday and return on a Saturday

Find flight deals from Buenos Aires to Santiago del Estero

Discover tips and strategies to find the most affordable flight options for your journey from Buenos Aires (BUE) to Santiago del Estero (SDE). 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 April 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

December

Cheapest in

March

Average price

$146

Good round-trip deal

$187 or less
Provider with most accurate pricing for Buenos Aires (BUE)-Santiago del Estero flight deals.
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Provider most trusted by Cheapflights users for Buenos Aires (BUE)-Santiago del Estero flights.
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Highest demand for flights based on searches. 18% potential increase in price ($41 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($11 potential savings vs. average RT price).
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Average for round-trip flights in April 2026
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Price to beat on a round-trip flight from Buenos Aires (BUE) to Santiago del Estero.
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  • Most accurate provider: When it comes to deals on Buenos Aires-Santiago del Estero flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buenos Aires-Santiago del Estero flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buenos Aires-Santiago del Estero flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buenos Aires-Santiago del Estero flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Buenos Aires-Santiago del Estero flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Buenos Aires to Santiago del Estero

Have a flexible travel schedule? Discover the best time to fly to Santiago del Estero from Buenos Aires with our price prediction graph.
Estimated round-trip 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 Buenos Aires to Santiago del Estero

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

Use this chart to determine the optimal time to book a round-trip flight from Buenos Aires to Santiago del Estero. Price data was last updated on April 17, 2026.

The best time to book flights from Buenos Aires to Santiago del Estero is 70 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 Buenos Aires to Santiago del Estero?

Currently, June is the cheapest month in which you can book a flight from Buenos Aires to Santiago del Estero (average of $28). Flying from Buenos Aires to Santiago del Estero in January is currently the most expensive (average of $69). 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 BUE to SDE?

Find hourly flight availability from Buenos Aires to Santiago del Estero. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 18, 2026.

It’s optimal to fly from Buenos Aires to Santiago del Estero at noon. By choosing this option you can save up to 67% on the cost of your flight, compared to a flight in the evening.

Reviews of airlines servicing Santiago del Estero

Get insights into the airlines that provide service to Santiago del Estero. 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 Santiago del Estero. Reviews last updated April 18, 2026.
See what other customers who have flown with Aerolineas Argentinas and Flybondi from Buenos Aires to Santiago del Estero have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Aerolineas Argentinas
8.1
Very good
1,035 reviews

Boarding

8.0

Crew

8.4

Food

6.5

Comfort

7.6

Entertainment

5.8

Overall

8.1

Reviews

1 / 7
10.0
Excellent

Joseph,Mar 2026

MIA - EZE

First time flying with them to Buenos Aires. No issues at all. Boarded on time, departed on time, smooth flight and attendants were great.
Aerolineas Argentinas
8.1
Very good
1,035 reviews
Aerolineas Argentinas
8.1
Very good
1,035 reviews

Boarding

8.0

Crew

8.4

Food

6.5

Comfort

7.6

Entertainment

5.8

Overall

8.1

Reviews

1 / 7
10.0
Excellent

Joseph,Mar 2026

MIA - EZE

First time flying with them to Buenos Aires. No issues at all. Boarded on time, departed on time, smooth flight and attendants were great.
Flybondi
5.9
Fair
221 reviews
Aerolineas Argentinas
8.1
Very good
1,035 reviews

Boarding

8.0

Crew

8.4

Food

6.5

Comfort

7.6

Entertainment

5.8

Overall

8.1

Reviews

1 / 7
10.0
Excellent

Joseph,Mar 2026

MIA - EZE

First time flying with them to Buenos Aires. No issues at all. Boarded on time, departed on time, smooth flight and attendants were great.

Related info for your journey

Find useful and relevant information for your journey from Buenos Aires to Santiago del Estero. 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 into for flights to Santiago del Estero from Buenos Aires?

    For a flight from Buenos Aires to Santiago del Estero, you will be flying into Santiago del Estero. Santiago del Estero (SDE) is just 3.6 mi from the center of the city. Santiago del Estero is the only Santiago del Estero airport and it handles 1 inbound flight from Buenos Aires per day. 2 airlines have flights to Santiago del Estero from Buenos Aires on a regular basis.

  • What are the cheapest airlines flying from Buenos Aires to Santiago del Estero round-trip?

    Flybondi, at $45, was found to be the cheapest airline from Buenos Aires to Santiago del Estero. An alternate airline flying to your destination would be Aerolineas Argentinas. Users have found that Flybondi is 75% cheaper than the other options available to this destination.

  • Can I find deals for flights from Buenos Aires to Santiago del Estero that include hotel bookings?

    Yes. In addition to deals on Buenos Aires to Santiago del Estero flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Buenos Aires to Santiago del Estero?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Buenos Aires to Santiago del Estero.

  • Can I find deals for business class flights from Buenos Aires to Santiago del Estero?

    Yes. Cheapflights offers flight deals from Buenos Aires to Santiago del Estero 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 Buenos Aires to Santiago del Estero?

    Currently, June is the cheapest month in which you can book a flight from Buenos Aires to Santiago del Estero (average of $28). Flying from Buenos Aires to Santiago del Estero in January is currently the most expensive (average of $69). 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.

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Top 2 airlines flying from Buenos Aires to Santiago del Estero

Discover the top 2 airlines that operate flights from Buenos Aires to Santiago del Estero. 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 2,558,603 searches. Data last updated April 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
FlybondiCheapest$45Average$103FlexibilityNo cancel feeOn-timeN/A
Aerolineas ArgentinasCheapest$64Average$287FlexibilityNo cancel feeOn-time59%

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