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Distance from Chicago to San Antonio

Straight line

1,690 km
1,050 mi · 912 NM

By road

…
calculating

Travel time

…
flight ≈ 2 h 37 min

Direction

SW 219°
initial bearing

Open in the calculator (stops, directions, fuel cost) → San Antonio → Chicago

How far is Chicago from San Antonio?

Chicago (United States) and San Antonio (United States) are quite far apart: 1,690 km in a straight line, that is 1,050 miles or 912 nautical miles. The distance is measured over the Earth's surface (WGS84 ellipsoid) along the shortest possible path.

From Chicago, San Antonio lies to the south-west (initial bearing 219°). Both cities are in United States. The halfway point is at 35.7581°, -93.4962°.

A direct flight would take about 2 h 37 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 Chicago from San Antonio?

The straight-line distance between Chicago and San Antonio is 1,690 km (1,050 miles). The road distance is longer and is calculated on the map.

In which direction is San Antonio from Chicago?

San Antonio is to the south-west of Chicago, at an initial bearing of 219°.

How long is the flight from Chicago to San Antonio?

A direct flight would take about 2 h 37 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.