Air Miles Calculator

Distance between Houston, TX (IAH) and Port of Spain (POS)

Distance from Houston to Port of Spain (Piarco International Airport – George Bush Intercontinental Airport) is 2562 miles / 4124 kilometers / 2227 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 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).

Flight duration

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.

Time Difference

Houston
Port of Spain

Houston, TX

 CST

Port of Spain

 AST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 302 kg (666 pounds).

Airport information


A George Bush Intercontinental Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: IAH
ICAO Code: KIAH
Coordinates: 29°59′3″N, 95°20′29″W

B Piarco International Airport
City: Port of Spain
Country: Trinidad and Tobago Flag of Trinidad and Tobago
IATA Code: POS
ICAO Code: TTPP
Coordinates: 10°35′43″N, 61°20′13″W

Map

Houston to Port of Spain flight map.

Frequent Flyer Miles Calculator

Houston (IAH) → Port of Spain (POS).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
2562
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2562

Round trip?