Aerolineas ArgentinasDepart09:40
Thu, Nov 12SDE → AEP
1h 40m · Direct
$43one way, per person
View deal
- Cheapest fare
- $43
- Cheapest month
- November
- Direct flights
- Yes
- Flight time
- 1h 40m
Aerolineas Argentinas · Thu, Nov 12
from $43
Aerolineas Argentinas
940 km
Get a price alert
We'll email you when Santiago Del Estero → Buenos Aires drops to your price. It's free, and you can stop any time.
Today's cheapest fare is $43. We'll send one email to confirm. See our privacy policy.
Cheapest month to fly from Santiago Del Estero to Buenos Aires
Lowest one-way fare per person in each month. Choose a month to see every date.
Cheapest dates in November 2026
The lowest fares we've seen for each day, cheapest first.
Aerolineas ArgentinasPlan the rest of your trip to Buenos Aires
Where to stay, what to do and getting around, from our travel partners.
About flights from Santiago Del Estero to Buenos Aires
Santiago Del Estero (SDE) and Buenos Aires (BUE) are about 940 km apart. Direct flights take around 1h 40m, and recent direct fares were with Aerolineas Argentinas. Over the next few months, one-way fares start from $43, and November 2026 is currently the cheapest month to fly.
These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.
Frequently asked questions
How much is a flight from Santiago Del Estero to Buenos Aires?
The cheapest one-way fare we've seen recently is $43 with Aerolineas Argentinas, departing Thursday, November 12, 2026.
What is the cheapest month to fly from Santiago Del Estero to Buenos Aires?
November 2026 currently has the lowest fares, from $43 one way.
Are there direct flights from Santiago Del Estero to Buenos Aires?
Yes. Recent direct fares were with Aerolineas Argentinas.
How long is the flight from Santiago Del Estero to Buenos Aires?
A direct flight takes about 1h 40m. Santiago Del Estero and Buenos Aires are around 940 km apart.
Which airlines fly from Santiago Del Estero to Buenos Aires?
Recent fares on this route were with Aerolineas Argentinas.