Air Miles Calculator

Distance between Rock Springs, WY (RKS) and Brownsville, TX (BRO)

Flight distance from Rock Springs to Brownsville (Southwest Wyoming Regional Airport – Brownsville/South Padre Island International Airport) is 1269 miles / 2043 kilometers / 1103 nautical miles. Estimated flight time is 2 hours 54 minutes.

Driving distance from Rock Springs (RKS) to Brownsville (BRO) is 1568 miles / 2523 kilometers and travel time by car is about 26 hours 48 minutes.

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

Shortest flight path between Southwest Wyoming Regional Airport (RKS) and Brownsville/South Padre Island International Airport (BRO).

How far is Brownsville from Rock Springs?

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

Vincenty's formula (applied above)
  • 1269.247 miles
  • 2042.654 kilometers
  • 1102.945 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
  • 1270.782 miles
  • 2045.125 kilometers
  • 1104.279 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 Brownsville/South Padre Island International Airport
City: Brownsville, TX
Country: United States Flag of United States
IATA Code: BRO
ICAO Code: KBRO
Coordinates: 25°54′24″N, 97°25′33″W

Time difference and current local times

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

Time Difference

Rock Springs, WY

 MDT

Brownsville, TX

 CDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 165 kg (363 pounds).

Frequent Flyer Miles Calculator

Rock Springs (RKS) → Brownsville (BRO).

Distance:
1269
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1269

Round trip?