Distance from Boulogne-Billancourt to Salles-la-Source
The distance between Boulogne-Billancourt, France and Salles-la-Source, France is 489 km (304 miles) in a straight line. If a road route exists, expect roughly 612 km (380 miles) by car — around 7 h 39 min of driving.
| Measure | Value |
|---|---|
| Straight-line distance | 489 km / 304 mi |
| Road distance (estimate) | ≈ 612 km / 380 mi |
| Driving time (estimate) | ≈ 7 h 39 min |
| Flight time (estimate) | ≈ 1 h 5 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 |
|---|---|---|
| Boulogne-Billancourt, France | 48.835975624 | 2.240631555 |
| Salles-la-Source, France | 44.437937232 | 2.513829191 |
Frequently asked questions
How far is Salles-la-Source from Boulogne-Billancourt?
The straight-line (air) distance from Boulogne-Billancourt, France to Salles-la-Source, France is 489 km (304 miles). By road it is roughly 612 km (380 miles), depending on the route.
How long does it take to drive from Boulogne-Billancourt to Salles-la-Source?
Approximately 7 h 39 min, assuming an 80 km/h average over an estimated road distance of 612 km. Actual time depends on the route, traffic and border crossings.
How long is the flight from Boulogne-Billancourt to Salles-la-Source?
A direct flight covers 489 km in about 1 h 5 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 Salles-la-Source to Boulogne-Billancourt (reverse route)
GPS coordinates of Boulogne-Billancourt GPS coordinates of Salles-la-Source