Cheap flights from Buenos Aires (BUE) to Santiago del Estero (SDE)
BUE — SDE
Apr 1 — Apr 81
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Buenos Aires to Santiago del Estero with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Buenos Aires to Santiago del Estero are usually found in January or September, booked 85 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 March 2, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Popular in | December |
Cheapest in | January |
Average price | $175 |
Good round-trip deal | $45 or less |
Good one-way deal | $30 or less |
- 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.
BUE-SDE
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
Prices
Delays
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 February 27, 2026.
The best time to book flights from Buenos Aires to Santiago del Estero is 84 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, April is the cheapest month in which you can book a flight from Buenos Aires to Santiago del Estero (average of $34). Flying from Buenos Aires to Santiago del Estero in July 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 March 2, 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.
How often are flights from Buenos Aires to Santiago del Estero delayed?
About 27% of weekly flights between Buenos Aires and Santiago del Estero have experienced delays in the past year, with the average delay time being 114 minutes.
What is the most punctual flight time for Buenos Aires to Santiago del Estero flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Buenos Aires to Santiago del Estero flights?
Over the last year, Aerolineas Argentinas have had the lowest number of delays on this route, with just 23% of flights being delayed.
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 March 2, 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.
Entertainment
5.8
Food
6.5
Crew
8.4
Boarding
8.0
Comfort
7.6
Overall
8.1
Reviews
1 / 6
8.0
Excellentadam,Jan 2026
USH - EZE
Entertainment
5.8
Food
6.5
Crew
8.4
Boarding
8.0
Comfort
7.6
Overall
8.1
Reviews
1 / 6
8.0
Excellentadam,Jan 2026
USH - EZE
Entertainment
5.8
Food
6.5
Crew
8.4
Boarding
8.0
Comfort
7.6
Overall
8.1
Reviews
1 / 6
8.0
Excellentadam,Jan 2026
USH - EZE
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.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Other flights from Buenos Aires
Popular flights
Alternative routes for Buenos Aires to Santiago del Estero
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Santiago del Estero by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Buenos Aires to Santiago del Estero by cabin class
Find flights from Buenos Aires to Santiago del Estero, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Buenos Aires and Santiago del Estero flights
Browse other Buenos Aires and Santiago del Estero flight options. Last updated on March 2, 2026.
Other flights from Buenos Aires
Browse through other flights departing from Buenos Aires. Flights are based on user searches made on Cheapflights and were last updated on March 2, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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 March 2, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$45 | Average$103 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$64 | Average$287 | FlexibilityNo cancel fee | On-time59% |