Back to CalculatorRoute ID: IAH-TBU
Flight Distance from Houston (IAH) to Nuku'alofa (TBU)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
IAHKIAH
Houston, United States
George Bush Intercontinental Airport
Great Circle Path
10,251 km6,370 miles • 5,535 NM
Destination Airport
NFTFTBU
Nuku'alofa, Tonga
Fua'amotu International Airport
Direct Distance
10,251 km
6,370 Statute Miles
5,535 Nautical Miles
Commercial Flight
12h 34m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
923 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
247° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
12h 34m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
11h 39m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
20h 13m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🇺🇸 United States→🌐 TO
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
George Bush Intercontinental Airport (IAH)
- City / Country: Houston, United States
- ICAO Code: KIAH
- Coordinates: 29.9844°, -95.3414°
- Timezone: America/Chicago
- Elevation: 97 ft
Arrival Airport Specs
Fua'amotu International Airport (TBU)
- City / Country: Nuku'alofa, Tonga
- ICAO Code: NFTF
- Coordinates: -21.2414°, -175.1492°
- Timezone: Pacific/Tongatapu
- Elevation: 126 ft
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