Distance from Modderfontein to Day Valley
The distance between Modderfontein, South Africa and Day Valley, United States is 16,921 km (10,514 miles) in a straight line. If a road route exists, expect roughly 21152 km (13143 miles) by car — around 264 h 24 min of driving.
| Measure | Value |
|---|---|
| Straight-line distance | 16,921 km / 10,514 mi |
| Road distance (estimate) | ≈ 21152 km / 13143 mi |
| Driving time (estimate) | ≈ 264 h 24 min |
| Flight time (estimate) | ≈ 20 h 24 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 |
|---|---|---|
| Modderfontein, South Africa | -26.4139833 | 27.7015077 |
| Day Valley, United States | 36.993362 | -121.856527 |
Frequently asked questions
How far is Day Valley from Modderfontein?
The straight-line (air) distance from Modderfontein, South Africa to Day Valley, United States is 16,921 km (10,514 miles). By road it is roughly 21152 km (13143 miles), depending on the route.
How long does it take to drive from Modderfontein to Day Valley?
Approximately 264 h 24 min, assuming an 80 km/h average over an estimated road distance of 21152 km. Actual time depends on the route, traffic and border crossings.
How long is the flight from Modderfontein to Day Valley?
A direct flight covers 16,921 km in about 20 h 24 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 Day Valley to Modderfontein (reverse route)
GPS coordinates of Modderfontein GPS coordinates of Day Valley