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 Tehran to Vientiane take?

Flight time depends on the exact route and aircraft, but at roughly 5,395 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: Tehran to Vientiane

5,395

Kilometres (km)

3,352

Miles (mi)

2,913

Nautical miles

About this flight distance

The great circle distance from Tehran to Vientiane is approximately 5,395 km. The typical flight time is 6h 50m.

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

Nearby airports

Near Tehran

Mehrabad International Airport (THR)34 km
Payam Airport (PYK)50 km

Near Vientiane

Udon Thani Airport (UTH)71 km

Frequently Asked Questions

The great-circle distance from Tehran to Vientiane is approximately 5,395 km (3,352 miles).