Air Miles Calculator

Distance between Spokane, WA (GEG) and Twin Falls, ID (TWF)

Flight distance from Spokane to Twin Falls (Spokane International Airport – Magic Valley Regional Airport) is 385 miles / 619 kilometers / 334 nautical miles. Estimated flight time is 1 hour 13 minutes.

Driving distance from Spokane (GEG) to Twin Falls (TWF) is 552 miles / 889 kilometers and travel time by car is about 9 hours 32 minutes.

Map of flight path and driving directions from Spokane to Twin Falls.

Shortest flight path between Spokane International Airport (GEG) and Magic Valley Regional Airport (TWF).

How far is Twin Falls from Spokane?

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

Vincenty's formula (applied above)
  • 384.784 miles
  • 619.250 kilometers
  • 334.368 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
  • 384.807 miles
  • 619.287 kilometers
  • 334.388 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 Magic Valley Regional Airport
City: Twin Falls, ID
Country: United States Flag of United States
IATA Code: TWF
ICAO Code: KTWF
Coordinates: 42°28′54″N, 114°29′16″W

Time difference and current local times

The time difference between Spokane and Twin Falls is 1 hour. Twin Falls is 1 hour ahead of Spokane.

Time Difference

Spokane, WA

 PST

Twin Falls, ID

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 82 kg (180 pounds).

Frequent Flyer Miles Calculator

Spokane (GEG) → Twin Falls (TWF).

Distance:
385
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
385

Round trip?