Distance from Khan Na Yao to Gampaha District
The distance between Khan Na Yao, Thailand and Gampaha District, Sri Lanka is 2,379 km (1,478 miles) in a straight line. If a road route exists, expect roughly 2974 km (1848 miles) by car — around 37 h 10 min of driving.
| Measure | Value |
|---|---|
| Straight-line distance | 2,379 km / 1,478 mi |
| Road distance (estimate) | ≈ 2974 km / 1848 mi |
| Driving time (estimate) | ≈ 37 h 10 min |
| Flight time (estimate) | ≈ 3 h 18 min |
Road distance and travel times are estimates based on the straight-line distance (road factor 1.25, average speed 80 km/h) — actual routes vary.
| Place | Latitude | Longitude |
|---|---|---|
| Khan Na Yao, Thailand | 13.7953958 | 100.691269 |
| Gampaha District, Sri Lanka | 7.1333 | 80 |
Frequently asked questions
How far is Gampaha District from Khan Na Yao?
The straight-line (air) distance from Khan Na Yao, Thailand to Gampaha District, Sri Lanka is 2,379 km (1,478 miles). By road it is roughly 2974 km (1848 miles), depending on the route.
How long does it take to drive from Khan Na Yao to Gampaha District?
Approximately 37 h 10 min, assuming an 80 km/h average over an estimated road distance of 2974 km. Actual time depends on the route, traffic and border crossings.
How long is the flight from Khan Na Yao to Gampaha District?
A direct flight covers 2,379 km in about 3 h 18 min at typical cruise speed, plus airport time. Not all city pairs have direct flights.
How do I calculate distances for a whole list of locations?
Upload a CSV or Excel spreadsheet to the batch distance calculator — it computes the distance for every origin–destination row at once. The first records are free to try.
Related distances
Distance from Gampaha District to Khan Na Yao (reverse route)
GPS coordinates of Khan Na Yao GPS coordinates of Gampaha District