Santiago, Chile → Buenos Aires, Argentina
615 nautical miles · Direction: east
The straight-line distance from Santiago to Buenos Aires is 1,139 km (708 miles). Buenos Aires lies roughly east of Santiago; the initial great-circle bearing is 100° (E). It is an international route from Chile to Argentina.
Santiago (Santiago Metropolitan, Chile) sits at 33.4489°S, 70.6693°W; Buenos Aires (Buenos Aires, Argentina) is at 34.6037°S, 58.3816°W. The initial great-circle bearing is 100° (E); on a great circle the heading changes along the way.
| Mode | Figure | Basis |
|---|---|---|
| ✈️ Flight | ~1h 55min | Estimate: 800 km/h + 30 min taxi. Not a schedule; total trip time is longer. |
| 🚗 Road | ~1,481 km · ~18h 31min | Rough estimate: straight line × 1.3 at 80 km/h. Not live routing. |
| 🚆 Rail | No timetable data | Same landmass, so rail may exist — check an operator. |
Rough road-length estimate for Santiago to Buenos Aires: about 1,481 km. This is an estimate, not a routed drive — the actual road distance depends on the road network, crossings and the route chosen.
The geographic halfway point of the great-circle path between Santiago and Buenos Aires lies at approximately 34.1795°S, 64.5674°W — the position that is an equal 570 km from each city along that path. It is a geometric midpoint, not a halfway point by road.
Depending on the date, Buenos Aires (America/Argentina/Buenos_Aires) is on the same time as or 1 hour ahead of Santiago (America/Santiago), because daylight saving changes on different dates in the two zones or applies in only one of them.
Santiago uses the Chilean Peso (CLP), while Buenos Aires uses the Argentine Peso (ARS). Both share Spanish as a primary language.
All distances from Santiago · All distances from Buenos Aires
The straight-line distance from Santiago to Buenos Aires is approximately 1,139 km (708 miles, 615 nautical miles).
Buenos Aires lies roughly east of Santiago; the initial great-circle bearing is 100° (E).
Estimated flight time is about 1h 55min (great-circle distance at 800 km/h plus 30 min for taxi, take-off and landing). It is not an airline schedule; total airport-to-airport trip time is longer.
Rough road-length estimate for Santiago to Buenos Aires: about 1,481 km. This is an estimate, not a routed drive — the actual road distance depends on the road network, crossings and the route chosen.
Depending on the date, Buenos Aires (America/Argentina/Buenos_Aires) is on the same time as or 1 hour ahead of Santiago (America/Santiago), because daylight saving changes on different dates in the two zones or applies in only one of them.
Straight-line distance uses the great-circle (Haversine) method. Flight and road figures, where shown, are estimates rather than schedules or live routing. How SnapDistance calculates distances