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How far is Carlsbad, NM, from Brownsville, TX?

The distance between Brownsville (Brownsville/South Padre Island International Airport) and Carlsbad (Cavern City Air Terminal) is 606 miles / 975 kilometers / 526 nautical miles.

The driving distance from Brownsville (BRO) to Carlsbad (CNM) is 730 miles / 1175 kilometers, and travel time by car is about 12 hours 57 minutes.

Brownsville/South Padre Island International Airport – Cavern City Air Terminal

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606
Miles
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975
Kilometers
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526
Nautical miles

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Distance from Brownsville to Carlsbad

There are several ways to calculate the distance from Brownsville to Carlsbad. Here are two standard methods:

Vincenty's formula (applied above)
  • 605.572 miles
  • 974.573 kilometers
  • 526.227 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 606.078 miles
  • 975.388 kilometers
  • 526.667 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).

How long does it take to fly from Brownsville to Carlsbad?

The estimated flight time from Brownsville/South Padre Island International Airport to Cavern City Air Terminal is 1 hour and 38 minutes.

Flight carbon footprint between Brownsville/South Padre Island International Airport (BRO) and Cavern City Air Terminal (CNM)

On average, flying from Brownsville to Carlsbad generates about 113 kg of CO2 per passenger, and 113 kilograms equals 250 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Brownsville to Carlsbad

See the map of the shortest flight path between Brownsville/South Padre Island International Airport (BRO) and Cavern City Air Terminal (CNM).

Airport information

Origin 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
Destination Cavern City Air Terminal
City: Carlsbad, NM
Country: United States Flag of United States
IATA Code: CNM
ICAO Code: KCNM
Coordinates: 32°20′15″N, 104°15′46″W