How is the flight distance measured?

Flight distances are measured as the great-circle (straight-line) distance between airports. Actual flight paths may be slightly longer due to air traffic routing and weather avoidance.

How long does the flight from Hong Kong to Vientiane take?

Flight time depends on the exact route and aircraft, but at roughly 1,278 km the typical non-stop flight takes 1–10 hours. Check the flight duration page for the exact average.

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Flight Distance: Hong Kong to Vientiane

1,278

Kilometres (km)

794

Miles (mi)

690

Nautical miles

About this flight distance

The great circle distance from Hong Kong to Vientiane is approximately 1,278 km. The typical flight time is 2h 00m.

This is the shortest possible distance between the two cities as the crow flies. Real flight paths are often slightly longer due to air traffic control routing, weather, and airspace restrictions.

Related route pages

→Direct flights Hong Kong to Vientiane →Flight duration Hong Kong to Vientiane →Cheapest day to fly Hong Kong to Vientiane →Flights Hong Kong to Vientiane

Nearby airports

Near Hong Kong

Macau International Airport (MFM)38 km
Shenzhen Bao'an International Airport (SZX)38 km
Zhuhai Airport (ZUH)65 km

Near Vientiane

Udon Thani Airport (UTH)71 km

Frequently Asked Questions

The great-circle distance from Hong Kong to Vientiane is approximately 1,278 km (794 miles).