Distance from Columbia to Gaithersburg
How far is it from Columbia to Gaithersburg? About 414 mi in a straight line and 505 mi by road. Driving time, flight time, midpoint and route details.
Columbia and Gaithersburg are about 414 mi (666 km) apart in a straight line. By road that works out to roughly 505 mi (813 km), a drive of about 8 hr 33 min. A nonstop flight covers the great-circle distance in approximately 1 hr 16 min.
| Straight-line distance | 414 mi / 666 km |
| Road distance (est.) | 505 mi / 813 km |
| Driving time (est.) | 8 hr 33 min |
| Nonstop flight (est.) | 1 hr 16 min |
| Driving fuel (est., 1-way) | $63 |
| Typical flight fare | $80–$250 |
| Geographic midpoint | 36.587, -79.182 |
How these estimates work
Straight-line distance uses the haversine formula on each city's coordinates. Road distance applies a circuity factor (~1.2–1.4×) and driving time a blended average speed. Flight time uses typical jet cruise speed plus ~30 minutes for taxi, climb and descent. Treat all figures as planning estimates.
Frequently asked questions
Columbia to Gaithersburg is about 414 mi (666 km) in a straight line, and roughly 505 mi (813 km) by road.