Air Miles Calculator

Distance between Spokane, WA (GEG) and Ketchikan, AK (KTN)

Flight distance from Spokane to Ketchikan (Spokane International Airport – Ketchikan International Airport) is 810 miles / 1303 kilometers / 704 nautical miles. Estimated flight time is 2 hours 2 minutes.

Driving distance from Spokane (GEG) to Ketchikan (KTN) is 1219 miles / 1961 kilometers and travel time by car is about 28 hours 9 minutes.

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

Shortest flight path between Spokane International Airport (GEG) and Ketchikan International Airport (KTN).

How far is Ketchikan from Spokane?

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

Vincenty's formula (applied above)
  • 809.886 miles
  • 1303.385 kilometers
  • 703.772 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
  • 808.246 miles
  • 1300.746 kilometers
  • 702.347 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 Ketchikan International Airport
City: Ketchikan, AK
Country: United States Flag of United States
IATA Code: KTN
ICAO Code: PAKT
Coordinates: 55°21′19″N, 131°42′38″W

Time difference and current local times

The time difference between Spokane and Ketchikan is 1 hour. Ketchikan is 1 hour behind Spokane.

Time Difference

Spokane, WA

 PST

Ketchikan, AK

 AKST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 136 kg (299 pounds).

Frequent Flyer Miles Calculator

Spokane (GEG) → Ketchikan (KTN).

Distance:
810
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
810

Round trip?