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 Kolkata to Vientiane take?

Flight time depends on the exact route and aircraft, but at roughly 1,560 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: Kolkata to Vientiane

1,560

Kilometres (km)

969

Miles (mi)

842

Nautical miles

About this flight distance

The great circle distance from Kolkata to Vientiane is approximately 1,560 km. The typical flight time is 2h 20m.

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 Kolkata to Vientiane →Flight duration Kolkata to Vientiane →Cheapest day to fly Kolkata to Vientiane →Flights Kolkata to Vientiane

Nearby airports

Near Kolkata

Jessore Airport (JSR)94 km

Near Vientiane

Udon Thani Airport (UTH)71 km

Frequently Asked Questions

The great-circle distance from Kolkata to Vientiane is approximately 1,560 km (969 miles).