# Distance between Rock Springs, WY (RKS) and San Antonio, TX (SAT)

Flight distance from Rock Springs to San Antonio (Southwest Wyoming Regional Airport – San Antonio International Airport) is 1022 miles / 1644 kilometers / 888 nautical miles. Estimated flight time is 2 hours 26 minutes.

Driving distance from Rock Springs (RKS) to San Antonio (SAT) is 1286 miles / 2070 kilometers and travel time by car is about 22 hours 2 minutes.

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

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and San Antonio International Airport (SAT).

## How far is San Antonio from Rock Springs?

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

Vincenty's formula (applied above)
• 1021.714 miles
• 1644.290 kilometers
• 887.845 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
• 1022.423 miles
• 1645.430 kilometers
• 888.461 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

B San Antonio International Airport
City: San Antonio, TX
Country: United States
IATA Code: SAT
ICAO Code: KSAT
Coordinates: 29°32′1″N, 98°28′11″W

## Time difference and current local times

The time difference between Rock Springs and San Antonio is 1 hour. San Antonio is 1 hour ahead of Rock Springs.

MDT

CDT

## Carbon dioxide emissions

Estimated CO2 emissions per passenger is 152 kg (336 pounds).

## Frequent Flyer Miles Calculator

Rock Springs (RKS) → San Antonio (SAT).

Distance:
1022
Elite level bonus:
0
Booking class bonus:
0

### In total

Total frequent flyer miles:
1022

Round trip?