How is the flight distance measured?

Flight distances are measured as the great-circle (straight-line) distance between airports. Actual flight paths may be slightly longer due to air traffic routing and weather avoidance.

How long does the flight from Houston to Calgary take?

Flight time depends on the exact route and aircraft, but at roughly 2,813 km the typical non-stop flight takes 1–10 hours. Check the flight duration page for the exact average.

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Flight Distance: Houston to Calgary

2,813

Kilometres (km)

1,748

Miles (mi)

1,519

Nautical miles

About this flight distance

The great circle distance from Houston to Calgary is approximately 2,813 km. The typical flight time is 3h 48m.

This is the shortest possible distance between the two cities as the crow flies. Real flight paths are often slightly longer due to air traffic control routing, weather, and airspace restrictions.

Related route pages

→Direct flights Houston to Calgary →Flight duration Houston to Calgary →Cheapest day to fly Houston to Calgary →Flights Houston to Calgary

Nearby airports

Near Houston

William P Hobby Airport (HOU)38 km

Near Calgary

Calgary / Springbank Airport (YBW)25 km

Frequently Asked Questions

The great-circle distance from Houston to Calgary is approximately 2,813 km (1,748 miles).