Buenos Aires to Santiago del Estero (AEP-SDE): Nonstop Upgrade & Award Space
Aerolíneas Argentinas and B&H Airlines fly the AEP to SDE nonstop about 9 times a week. That's enough service to give you a real choice of departures, though premium seats don't sit unclaimed for long. 2LNR watches every AEP to SDE departure for confirmed upgrade and award space and can alert you when a date you're tracking opens up.
Data current as of July 21, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.
Confirmed upgrade & award space on every AEP to SDE departure
2LNR tracks confirmed upgrade and award availability on American, Delta, and Alaska and across 30 airlines, segment by segment, date by date. Open the calendar for Buenos Aires to Santiago del Estero to see which departures have real space, or watch the route and get alerted when space opens.
See real availability
Confirmed upgrade and award seats on each AEP to SDE departure, checked against live inventory so you know what is open before you book.
Set an alert
Premium inventory turns over fast. Watch this route and 2LNR notifies you when space appears on a date you are tracking.
Plan on the map
See AEP to SDE on the interactive route map, with schedules, connections, and route statistics.
Airlines flying Buenos Aires to Santiago del Estero nonstop
Carriers operating AEP to SDE nonstop in the current schedule. 2LNR tracks confirmed upgrade and award space on each of them.
- Aerolíneas Argentinas
- B&H Airlines
Frequently asked questions about AEP to SDE
How far is Santiago del Estero from Buenos Aires?
Which airlines fly nonstop from AEP to SDE?
How many flights a week are there from AEP to SDE?
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Never miss AEP to SDE upgrade or award space
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