Air Miles Calculator

Distance between San Juan (SJU) and Castries (SLU)

Flight distance from San Juan to Castries (San Juan Luis Muñoz Marín International Airport – George F. L. Charles Airport) is 451 miles / 725 kilometers / 392 nautical miles. Estimated flight time is 1 hour 21 minutes.

Map of flight path from San Juan to Castries.

Shortest flight path between San Juan Luis Muñoz Marín International Airport (SJU) and George F. L. Charles Airport (SLU).

How far is Castries from San Juan?

There are several ways to calculate distances between San Juan and Castries. Here are two common methods:

Vincenty's formula (applied above)
  • 450.540 miles
  • 725.074 kilometers
  • 391.508 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
  • 451.191 miles
  • 726.122 kilometers
  • 392.075 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 San Juan Luis Muñoz Marín International Airport
City: San Juan
Country: Puerto Rico Flag of Puerto Rico
IATA Code: SJU
ICAO Code: TJSJ
Coordinates: 18°26′21″N, 66°0′6″W

B George F. L. Charles Airport
City: Castries
Country: Saint Lucia Flag of Saint Lucia
IATA Code: SLU
ICAO Code: TLPC
Coordinates: 14°1′12″N, 60°59′34″W

Time difference and current local times

There is no time difference between San Juan and Castries.

Time Difference

San Juan

 AST

Castries

 AST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 91 kg (201 pounds).

Frequent Flyer Miles Calculator

San Juan (SJU) → Castries (SLU).

Distance:
451
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
451

Round trip?