Air Miles Calculator

Distance between Rock Springs, WY (RKS) and Ketchikan, AK (KTN)

Flight distance from Rock Springs to Ketchikan (Southwest Wyoming Regional Airport – Ketchikan International Airport) is 1398 miles / 2249 kilometers / 1215 nautical miles. Estimated flight time is 3 hours 8 minutes.

Driving distance from Rock Springs (RKS) to Ketchikan (KTN) is 1906 miles / 3067 kilometers and travel time by car is about 40 hours 43 minutes.

Map of flight path and driving directions from Rock Springs to Ketchikan.

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Ketchikan International Airport (KTN).

How far is Ketchikan from Rock Springs?

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

Vincenty's formula (applied above)
  • 1397.650 miles
  • 2249.299 kilometers
  • 1214.524 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
  • 1395.396 miles
  • 2245.673 kilometers
  • 1212.566 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 Southwest Wyoming Regional Airport
City: Rock Springs, WY
Country: United States Flag of United States
IATA Code: RKS
ICAO Code: KRKS
Coordinates: 41°35′39″N, 109°3′54″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 Rock Springs and Ketchikan is 2 hours. Ketchikan is 2 hours behind Rock Springs.

Time Difference

Rock Springs, WY

 MDT

Ketchikan, AK

 AKDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 173 kg (382 pounds).

Frequent Flyer Miles Calculator

Rock Springs (RKS) → Ketchikan (KTN).

Distance:
1398
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1398

Round trip?