How do I calculate distances for a whole spreadsheet of locations?

Upload a CSV or Excel file to Geloky's batch distance calculator at https://geloky.com/distance/ — it computes the distance for every origin-destination row at once.

Distance from Caerphilly County Borough to Lucas Valley-Marinwood

Q: How long does it take to drive from Caerphilly County Borough to Lucas Valley-Marinwood?

Driving from Caerphilly County Borough, United Kingdom to Lucas Valley-Marinwood, United States takes approximately 131 h 53 min, assuming an average speed of 80 km/h over an estimated road distance of 10550 km. Actual time depends on the route, traffic and border crossings.

Q: How long is the flight from Caerphilly County Borough to Lucas Valley-Marinwood?

A direct flight from Caerphilly County Borough to Lucas Valley-Marinwood covers 8,440 km in about 10 h 26 min at typical cruise speed, plus airport time. Not all city pairs have direct flights.

The distance between Caerphilly County Borough, United Kingdom and Lucas Valley-Marinwood, United States is 8,440 km (5,244 miles) in a straight line. If a road route exists, expect roughly 10550 km (6555 miles) by car — around 131 h 53 min of driving.

Measure	Value
Straight-line distance	8,440 km / 5,244 mi
Road distance (estimate)	≈ 10550 km / 6555 mi
Driving time (estimate)	≈ 131 h 53 min
Flight time (estimate)	≈ 10 h 26 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
Caerphilly County Borough, United Kingdom	51.66667	-3.16667
Lucas Valley-Marinwood, United States	38.031943	-122.544729

Frequently asked questions

How far is Lucas Valley-Marinwood from Caerphilly County Borough?

The straight-line (air) distance from Caerphilly County Borough, United Kingdom to Lucas Valley-Marinwood, United States is 8,440 km (5,244 miles). By road it is roughly 10550 km (6555 miles), depending on the route.

How long does it take to drive from Caerphilly County Borough to Lucas Valley-Marinwood?

Approximately 131 h 53 min, assuming an 80 km/h average over an estimated road distance of 10550 km. Actual time depends on the route, traffic and border crossings.

How long is the flight from Caerphilly County Borough to Lucas Valley-Marinwood?

A direct flight covers 8,440 km in about 10 h 26 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.