How far is Texarkana from Spokane?
There are several ways to calculate distances between Spokane and Texarkana. Here are two common methods:Vincenty's formula (applied above)
- 1567.550 miles
- 2522.728 kilometers
- 1362.164 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
- 1565.959 miles
- 2520.166 kilometers
- 1360.781 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).
Estimated flight time from Spokane International Airport (GEG) to Texarkana Regional Airport (TXK) is 3 hours 28 minutes.
Time difference and current local times
The time difference between Spokane and Texarkana is 2 hours. Texarkana is 2 hours ahead of Spokane.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 171 kg (378 pounds).
Spokane to Texarkana flight map.
Frequent Flyer Miles Calculator
Spokane (GEG) → Texarkana (TXK).