Map of flight path and driving directions from Houston to Quincy.
Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Quincy Regional Airport (UIN).
How far is Quincy from Houston?
There are several ways to calculate distances between Houston and Quincy. Here are two common methods:Vincenty's formula (applied above)
- 725.452 miles
- 1167.502 kilometers
- 630.401 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.Haversine formula
- 726.773 miles
- 1169.628 kilometers
- 631.549 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).
Time difference and current local times
There is no time difference between Houston and Quincy.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 127 kg (281 pounds).
Frequent Flyer Miles Calculator
Houston (IAH) → Quincy (UIN).