Air Miles Calculator

Distance between Spokane, WA (GEG) and Duluth, MN (DLH)

Flight distance from Spokane to Duluth (Spokane International Airport – Duluth International Airport) is 1188 miles / 1912 kilometers / 1033 nautical miles. Estimated flight time is 2 hours 44 minutes.

Driving distance from Spokane (GEG) to Duluth (DLH) is 1410 miles / 2269 kilometers and travel time by car is about 23 hours 43 minutes.

Map of flight path and driving directions from Spokane to Duluth.

Shortest flight path between Spokane International Airport (GEG) and Duluth International Airport (DLH).

How far is Duluth from Spokane?

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

Vincenty's formula (applied above)
  • 1188.287 miles
  • 1912.362 kilometers
  • 1032.593 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
  • 1184.824 miles
  • 1906.789 kilometers
  • 1029.584 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).

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 Duluth International Airport
City: Duluth, MN
Country: United States Flag of United States
IATA Code: DLH
ICAO Code: KDLH
Coordinates: 46°50′31″N, 92°11′36″W

Time difference and current local times

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

Time Difference

Spokane, WA

 PDT

Duluth, MN

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 161 kg (355 pounds).

Frequent Flyer Miles Calculator

Spokane (GEG) → Duluth (DLH).

Air miles:
1188
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1188

Round trip?