Calculations with different methods
- 2562.491 miles
- 4123.929 kilometers
- 2226.743 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
- 2562.636 miles
- 4124.162 kilometers
- 2226.869 nautical miles
The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).
Estimated flight time from George Bush Intercontinental Airport (IAH) to Piarco International Airport (POS) is 5 hours 21 minutes.
Time difference and current local times
The time difference between Houston and Port of Spain is 2 hours. Port of Spain is 2 hours ahead of Houston.
Port of Spain
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 302 kg (666 pounds).
Houston to Port of Spain flight map.
Frequent Flyer Miles Calculator
Houston (IAH) → Port of Spain (POS).