Back to CalculatorRoute ID: DCA-SYD
Flight Distance from Washington (DCA) to Sydney (Mascot) (SYD)
Comprehensive aviation route data, direct distance, flight duration, CO₂ footprint, passport visa rules and interactive map.
Origin Airport
DCAKDCA
Washington, United States
Ronald Reagan Washington National Airport
Great Circle Path
15,715 km9,765 miles • 8,485 NM
Destination Airport
YSSYSYD
Sydney (Mascot), Australia
Sydney Kingsford Smith International Airport
Direct Distance
15,715 km
9,765 Statute Miles
8,485 Nautical Miles
Commercial Flight
18h 59m
Est. non-stop flight duration (~850 km/h cruising speed + buffer)
CO₂ Footprint
1,414 kg
Estimated carbon footprint per economy passenger (~90g CO₂/km)
Initial Heading
262° True
Initial compass bearing towards destination
Estimated Travel Duration by Aircraft Class
Commercial Jet (Boeing 787 / A350)
18h 59m
Speed: ~850 km/h (459 knots)
Business Jet (Gulfstream G650)
17h 35m
Speed: ~920 km/h (496 knots)
Turboprop Aircraft (ATR-72 / Q400)
30h 43m
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
Ronald Reagan Washington National Airport (DCA)
- City / Country: Washington, United States
- ICAO Code: KDCA
- Coordinates: 38.8521°, -77.0377°
- Timezone: America/New_York
- Elevation: 15 ft
Arrival Airport Specs
Sydney Kingsford Smith International Airport (SYD)
- City / Country: Sydney (Mascot), Australia
- ICAO Code: YSSY
- Coordinates: -33.9461°, 151.1770°
- Timezone: Australia/Sydney
- Elevation: 21 ft
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