Map of flight path and driving directions from Sioux City to Quincy.
Shortest flight path between Sioux Gateway Airport (SUX) and Quincy Regional Airport (UIN).
How far is Quincy from Sioux City?
There are several ways to calculate distances between Sioux City and Quincy. Here are two common methods:Vincenty's formula (applied above)
- 319.353 miles
- 513.949 kilometers
- 277.510 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
- 318.877 miles
- 513.183 kilometers
- 277.097 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 Sioux City and Quincy.
Sioux City, IA
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 72 kg (159 pounds).
Frequent Flyer Miles Calculator
Sioux City (SUX) → Quincy (UIN).