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How far is Sydney from Montreal?

The distance between Montreal (Montreal Saint-Hubert Longueuil Airport) and Sydney (Sydney/J.A. Douglas McCurdy Airport) is 646 miles / 1040 kilometers / 561 nautical miles.

The driving distance from Montreal (YHU) to Sydney (YQY) is 838 miles / 1349 kilometers, and travel time by car is about 17 hours 47 minutes.

Montreal Saint-Hubert Longueuil Airport – Sydney/J.A. Douglas McCurdy Airport

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646
Miles
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1040
Kilometers
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561
Nautical miles

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Distance from Montreal to Sydney

There are several ways to calculate the distance from Montreal to Sydney. Here are two standard methods:

Vincenty's formula (applied above)
  • 646.123 miles
  • 1039.833 kilometers
  • 561.465 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.

Haversine formula
  • 644.298 miles
  • 1036.897 kilometers
  • 559.879 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

How long does it take to fly from Montreal to Sydney?

The estimated flight time from Montreal Saint-Hubert Longueuil Airport to Sydney/J.A. Douglas McCurdy Airport is 1 hour and 43 minutes.

Flight carbon footprint between Montreal Saint-Hubert Longueuil Airport (YHU) and Sydney/J.A. Douglas McCurdy Airport (YQY)

On average, flying from Montreal to Sydney generates about 118 kg of CO2 per passenger, and 118 kilograms equals 261 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.

Map of flight path and driving directions from Montreal to Sydney

See the map of the shortest flight path between Montreal Saint-Hubert Longueuil Airport (YHU) and Sydney/J.A. Douglas McCurdy Airport (YQY).

Airport information

Origin Montreal Saint-Hubert Longueuil Airport
City: Montreal
Country: Canada Flag of Canada
IATA Code: YHU
ICAO Code: CYHU
Coordinates: 45°31′3″N, 73°25′0″W
Destination Sydney/J.A. Douglas McCurdy Airport
City: Sydney
Country: Canada Flag of Canada
IATA Code: YQY
ICAO Code: CYQY
Coordinates: 46°9′41″N, 60°2′52″W