Back to CalculatorRoute ID: POS-IAH
Flight Distance from Port of Spain (POS) to Houston (IAH)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
POSTTPP
Port of Spain, Trinidad and Tobago
Piarco International Airport
Great Circle Path
4,124 km2,563 miles • 2,227 NM
Destination Airport
KIAHIAH
Houston, United States
George Bush Intercontinental Airport
Direct Distance
4,124 km
2,563 Statute Miles
2,227 Nautical Miles
Commercial Flight
5h 21m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
371 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
307° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
5h 21m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
4h 59m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
8h 26m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🌐 TT→🇺🇸 United States
This information is provided for general guidance only and does not replace official verification with an embassy, consulate, or the IATA Travel Centre before you travel.
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Flight Path & Geodetic Arc Map
Great Circle Flight Arc Path
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Departure Airport Specs
Piarco International Airport (POS)
- City / Country: Port of Spain, Trinidad and Tobago
- ICAO Code: TTPP
- Coordinates: 10.5953°, -61.3376°
- Timezone: America/Port_of_Spain
- Elevation: 58 ft
Arrival Airport Specs
George Bush Intercontinental Airport (IAH)
- City / Country: Houston, United States
- ICAO Code: KIAH
- Coordinates: 29.9844°, -95.3414°
- Timezone: America/Chicago
- Elevation: 97 ft
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