Air Miles Calculator logo

How far is Carlsbad, NM, from Reading, PA?

The distance between Reading (Reading Regional Airport) and Carlsbad (Cavern City Air Terminal) is 1664 miles / 2678 kilometers / 1446 nautical miles.

The driving distance from Reading (RDG) to Carlsbad (CNM) is 1872 miles / 3013 kilometers, and travel time by car is about 34 hours 43 minutes.

Reading Regional Airport – Cavern City Air Terminal

Distance arrow
1664
Miles
Distance arrow
2678
Kilometers
Distance arrow
1446
Nautical miles

Search flights

Distance from Reading to Carlsbad

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

Vincenty's formula (applied above)
  • 1664.116 miles
  • 2678.135 kilometers
  • 1446.077 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
  • 1661.109 miles
  • 2673.297 kilometers
  • 1443.465 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 Reading to Carlsbad?

The estimated flight time from Reading Regional Airport to Cavern City Air Terminal is 3 hours and 39 minutes.

Flight carbon footprint between Reading Regional Airport (RDG) and Cavern City Air Terminal (CNM)

On average, flying from Reading to Carlsbad generates about 190 kg of CO2 per passenger, and 190 kilograms equals 419 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Reading to Carlsbad

See the map of the shortest flight path between Reading Regional Airport (RDG) and Cavern City Air Terminal (CNM).

Airport information

Origin Reading Regional Airport
City: Reading, PA
Country: United States Flag of United States
IATA Code: RDG
ICAO Code: KRDG
Coordinates: 40°22′42″N, 75°57′54″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