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 Rio de Janeiro to Vientiane take?

Flight time depends on the exact route and aircraft, but at roughly 16,420 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: Rio de Janeiro to Vientiane

16,420

Kilometres (km)

10,203

Miles (mi)

8,866

Nautical miles

About this flight distance

The great circle distance from Rio de Janeiro to Vientiane is approximately 16,420 km. The typical flight time is 19h 49m.

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 Rio de Janeiro to Vientiane →Flight duration Rio de Janeiro to Vientiane →Cheapest day to fly Rio de Janeiro to Vientiane →Flights Rio de Janeiro to Vientiane

Nearby airports

Near Rio de Janeiro

Santos Dumont Airport (SDU)14 km

Near Vientiane

Udon Thani Airport (UTH)71 km

Frequently Asked Questions

The great-circle distance from Rio de Janeiro to Vientiane is approximately 16,420 km (10,203 miles).