Back to CalculatorRoute ID: IAD-PER
Flight Distance from Dulles (IAD) to Perth (PER)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
IADKIAD
Dulles, United States
Washington Dulles International Airport
Great Circle Path
18,573 km11,541 miles • 10,029 NM
Destination Airport
YPPHPER
Perth, Australia
Perth International Airport
Direct Distance
18,573 km
11,541 Statute Miles
10,029 Nautical Miles
Commercial Flight
22h 21m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
1,672 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
299° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
22h 21m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
20h 41m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
36h 13m
Speed: ~520 km/h (280 knots)
Passport & Visa Entry Requirements
🇺🇸 United States→🇦🇺 Australia
Allowed Stay90 days
Passport Validity Required6 months
💡 Official Note: Electronic Travel Authority (ETA) required.
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
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
Arrival Airport Specs
Perth International Airport (PER)
- City / Country: Perth, Australia
- ICAO Code: YPPH
- Coordinates: -31.9403°, 115.9670°
- Timezone: Australia/Perth
- Elevation: 67 ft
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