Back to CalculatorRoute ID: SEA-TBU
Flight Distance from Seattle (SEA) to Nuku'alofa (TBU)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
SEAKSEA
Seattle, United States
Seattle–Tacoma International Airport
Great Circle Path
9,281 km5,767 miles • 5,011 NM
Destination Airport
NFTFTBU
Nuku'alofa, Tonga
Fua'amotu International Airport
Direct Distance
9,281 km
5,767 Statute Miles
5,011 Nautical Miles
Commercial Flight
11h 25m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
835 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
228° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
11h 25m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
10h 35m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
18h 21m
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
Seattle–Tacoma International Airport (SEA)
- City / Country: Seattle, United States
- ICAO Code: KSEA
- Coordinates: 47.4479°, -122.3103°
- Timezone: America/Los_Angeles
- Elevation: 433 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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