Air Miles Calculator logo

How far is San Antonio, TX, from Belfast?

The distance between Belfast (Belfast International Airport) and San Antonio (San Antonio International Airport) is 4675 miles / 7524 kilometers / 4062 nautical miles.

Belfast International Airport – San Antonio International Airport

Distance arrow
4675
Miles
Distance arrow
7524
Kilometers
Distance arrow
4062
Nautical miles

Search flights

Distance from Belfast to San Antonio

There are several ways to calculate the distance from Belfast to San Antonio. Here are two standard methods:

Vincenty's formula (applied above)
  • 4675.028 miles
  • 7523.728 kilometers
  • 4062.488 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
  • 4665.460 miles
  • 7508.330 kilometers
  • 4054.174 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 Belfast to San Antonio?

The estimated flight time from Belfast International Airport to San Antonio International Airport is 9 hours and 21 minutes.

Flight carbon footprint between Belfast International Airport (BFS) and San Antonio International Airport (SAT)

On average, flying from Belfast to San Antonio generates about 542 kg of CO2 per passenger, and 542 kilograms equals 1 194 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path from Belfast to San Antonio

See the map of the shortest flight path between Belfast International Airport (BFS) and San Antonio International Airport (SAT).

Airport information

Origin Belfast International Airport
City: Belfast
Country: United Kingdom Flag of United Kingdom
IATA Code: BFS
ICAO Code: EGAA
Coordinates: 54°39′27″N, 6°12′56″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