Air Miles Calculator

Distance between Spokane, WA (GEG) and Quincy, IL (UIN)

Distance from Spokane to Quincy (Spokane International Airport – Quincy Regional Airport) is 1411 miles / 2272 kilometers / 1227 nautical miles.

How far is Quincy from Spokane?

There are several ways to calculate distances between Spokane and Quincy. Here are two common methods:

Vincenty's formula (applied above)
  • 1411.471 miles
  • 2271.542 kilometers
  • 1226.534 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
  • 1408.336 miles
  • 2266.497 kilometers
  • 1223.811 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).

Flight duration

Estimated flight time from Spokane International Airport (GEG) to Quincy Regional Airport (UIN) is 3 hours 10 minutes.

Time difference and current local times

The time difference between Spokane and Quincy is 2 hours. Quincy is 2 hours ahead of Spokane.

Time Difference

Spokane
Quincy

Spokane, WA

 PST

Quincy, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 168 kg (370 pounds).

Airport information


A Spokane International Airport
City: Spokane, WA
Country: United States Flag of United States
IATA Code: GEG
ICAO Code: KGEG
Coordinates: 47°37′11″N, 117°32′2″W

B Quincy Regional Airport
City: Quincy, IL
Country: United States Flag of United States
IATA Code: UIN
ICAO Code: KUIN
Coordinates: 39°56′33″N, 91°11′40″W

Map

Spokane to Quincy flight map.

Frequent Flyer Miles Calculator

Spokane (GEG) → Quincy (UIN).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1411
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1411

Round trip?