Distance from SeaTac to Houston

The distance between SeaTac, United States and Houston, United States is 3,029 km (1,882 miles) in a straight line. If a road route exists, expect roughly 3786 km (2353 miles) by car — around 47 h 20 min of driving.

Measure Value
Straight-line distance 3,029 km / 1,882 mi
Road distance (estimate) ≈ 3786 km / 2353 mi
Driving time (estimate) ≈ 47 h 20 min
Flight time (estimate) ≈ 4 h 4 min

Road distance and travel times are estimates based on the straight-line distance (road factor 1.25, average speed 80 km/h) — actual routes vary.

Place Latitude Longitude
SeaTac, United States 47.445261 -122.2945348
Houston, United States 29.7608026 -95.3695062

Frequently asked questions

How far is Houston from SeaTac?

The straight-line (air) distance from SeaTac, United States to Houston, United States is 3,029 km (1,882 miles). By road it is roughly 3786 km (2353 miles), depending on the route.

How long does it take to drive from SeaTac to Houston?

Approximately 47 h 20 min, assuming an 80 km/h average over an estimated road distance of 3786 km. Actual time depends on the route, traffic and border crossings.

How long is the flight from SeaTac to Houston?

A direct flight covers 3,029 km in about 4 h 4 min at typical cruise speed, plus airport time. Not all city pairs have direct flights.

How do I calculate distances for a whole list of locations?

Upload a CSV or Excel spreadsheet to the batch distance calculator — it computes the distance for every origin–destination row at once. The first records are free to try.

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