Air Miles Calculator logo

How far is San Antonio, TX, from St John's?

The distance between St John's (V. C. Bird International Airport) and San Antonio (San Antonio International Airport) is 2469 miles / 3974 kilometers / 2146 nautical miles.

V. C. Bird International Airport – San Antonio International Airport

Distance arrow
2469
Miles
Distance arrow
3974
Kilometers
Distance arrow
2146
Nautical miles

Search flights

Distance from St John's to San Antonio

There are several ways to calculate the distance from St John's to San Antonio. Here are two standard methods:

Vincenty's formula (applied above)
  • 2469.118 miles
  • 3973.661 kilometers
  • 2145.605 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
  • 2466.723 miles
  • 3969.805 kilometers
  • 2143.523 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 St John's to San Antonio?

The estimated flight time from V. C. Bird International Airport to San Antonio International Airport is 5 hours and 10 minutes.

Flight carbon footprint between V. C. Bird International Airport (ANU) and San Antonio International Airport (SAT)

On average, flying from St John's to San Antonio generates about 272 kg of CO2 per passenger, and 272 kilograms equals 599 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from St John's to San Antonio

See the map of the shortest flight path between V. C. Bird International Airport (ANU) and San Antonio International Airport (SAT).

Airport information

Origin V. C. Bird International Airport
City: St John's
Country: Antigua and Barbuda Flag of Antigua and Barbuda
IATA Code: ANU
ICAO Code: TAPA
Coordinates: 17°8′12″N, 61°47′33″W
Destination San Antonio International Airport
City: San Antonio, TX
Country: United States Flag of United States
IATA Code: SAT
ICAO Code: KSAT
Coordinates: 29°32′1″N, 98°28′11″W