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Distance from Lima to Buenos Aires

Straight line

3,132 km
1,946 mi · 1,691 NM

By road

3,957 km
2,459 mi

Travel time

51 h 51 min
flight ≈ 4 h 25 min

Direction

SE 146°
initial bearing

Open in the calculator (stops, directions, fuel cost) → Buenos Aires → Lima

How far is Lima from Buenos Aires?

Lima (Peru) and Buenos Aires (Argentina) are very far apart: 3,132 km in a straight line, that is 1,946 miles or 1,691 nautical miles. The distance is measured over the Earth's surface (WGS84 ellipsoid) along the shortest possible path.

By road, Lima to Buenos Aires is 3,957 km (2,459 miles), about 51 h 51 min by car on the fastest route, without traffic or stops. The road is 26% longer than the straight line.

From Lima, Buenos Aires lies to the south-east (initial bearing 146°). The route crosses from Peru into Argentina. The halfway point is at -23.6045°, -68.5123°.

A direct flight would take about 4 h 25 min (800 km/h cruise plus take-off and landing). The road distance and driving time are calculated on the map from OpenStreetMap roads.

Frequently asked questions

How far is Lima from Buenos Aires?

By road it is 3,957 km (2,459 miles) from Lima to Buenos Aires; in a straight line it is 3,132 km (1,946 miles).

How long is the drive from Lima to Buenos Aires?

About 51 h 51 min on the fastest route (3,957 km), without traffic or stops.

In which direction is Buenos Aires from Lima?

Buenos Aires is to the south-east of Lima, at an initial bearing of 146°.

How long is the flight from Lima to Buenos Aires?

A direct flight would take about 4 h 25 min at an average cruising speed of 800 km/h.

How is the distance calculated?

The straight-line distance is computed on the WGS84 ellipsoid with the Vincenty formula, accurate to the metre. The road distance comes from OpenStreetMap roads.