Back to CalculatorRoute ID: TBU-IAD
Flight Distance from Nuku'alofa (TBU) to Dulles (IAD)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
TBUNFTF
Nuku'alofa, Tonga
Fua'amotu International Airport
Great Circle Path
12,115 km7,528 miles • 6,542 NM
Destination Airport
KIADIAD
Dulles, United States
Washington Dulles International Airport
Direct Distance
12,115 km
7,528 Statute Miles
6,542 Nautical Miles
Commercial Flight
14h 45m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
1,090 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
55° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
14h 45m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
13h 40m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
23h 48m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🌐 TO→🇺🇸 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
Fua'amotu International Airport (TBU)
- City / Country: Nuku'alofa, Tonga
- ICAO Code: NFTF
- Coordinates: -21.2414°, -175.1492°
- Timezone: Pacific/Tongatapu
- Elevation: 126 ft
Arrival Airport Specs
Washington Dulles International Airport (IAD)
- City / Country: Dulles, United States
- ICAO Code: KIAD
- Coordinates: 38.9445°, -77.4558°
- Timezone: America/New_York
- Elevation: 312 ft
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