# Distance between Rock Springs, WY (RKS) and Sarnia (YZR)

Flight distance from Rock Springs to Sarnia (Southwest Wyoming Regional Airport – Sarnia Chris Hadfield Airport) is 1369 miles / 2203 kilometers / 1189 nautical miles. Estimated flight time is 3 hours 5 minutes.

Driving distance from Rock Springs (RKS) to Sarnia (YZR) is 1543 miles / 2483 kilometers and travel time by car is about 25 hours 34 minutes.

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

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Sarnia Chris Hadfield Airport (YZR).

## How far is Sarnia from Rock Springs?

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

Vincenty's formula (applied above)
• 1368.631 miles
• 2202.599 kilometers
• 1189.308 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
• 1365.054 miles
• 2196.841 kilometers
• 1186.199 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
IATA Code: RKS
ICAO Code: KRKS
Coordinates: 41°35′39″N, 109°3′54″W

City: Sarnia
IATA Code: YZR
ICAO Code: CYZR
Coordinates: 42°59′57″N, 82°18′32″W

## Time difference and current local times

The time difference between Rock Springs and Sarnia is 2 hours. Sarnia is 2 hours ahead of Rock Springs.

MST

EST

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 171 kg (377 pounds).

## Frequent Flyer Miles Calculator

Rock Springs (RKS) → Sarnia (YZR).

Distance:
1369
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1369

Round trip?