How far is Castries from Houston, TX?
The distance between Houston (Houston George Bush Intercontinental Airport) and Castries (George F. L. Charles Airport) is 2449 miles / 3941 kilometers / 2128 nautical miles.
Houston George Bush Intercontinental Airport – George F. L. Charles Airport
Search flights
Distance from Houston to Castries
There are several ways to calculate the distance from Houston to Castries. Here are two standard methods:
Vincenty's formula (applied above)- 2448.582 miles
- 3940.611 kilometers
- 2127.760 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- 2447.513 miles
- 3938.890 kilometers
- 2126.830 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 Houston to Castries?
The estimated flight time from Houston George Bush Intercontinental Airport to George F. L. Charles Airport is 5 hours and 8 minutes.
What is the time difference between Houston and Castries?
The time difference between Houston and Castries is 2 hours. Castries is 2 hours ahead of Houston.
Flight carbon footprint between Houston George Bush Intercontinental Airport (IAH) and George F. L. Charles Airport (SLU)
On average, flying from Houston to Castries generates about 269 kg of CO2 per passenger, and 269 kilograms equals 593 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Houston to Castries
See the map of the shortest flight path between Houston George Bush Intercontinental Airport (IAH) and George F. L. Charles Airport (SLU).
Airport information
| Origin | Houston George Bush Intercontinental Airport |
|---|---|
| City: | Houston, TX |
| Country: | United States  |
| IATA Code: | IAH |
| ICAO Code: | KIAH |
| Coordinates: | 29°59′3″N, 95°20′29″W |
| Destination | George F. L. Charles Airport |
|---|---|
| City: | Castries |
| Country: | Saint Lucia  |
| IATA Code: | SLU |
| ICAO Code: | TLPC |
| Coordinates: | 14°1′12″N, 60°59′34″W |