Gaithersburg to Philadelphia: Road Trip Guide & Distance

How far is Gaithersburg from Philadelphia?

The distance from Gaithersburg to Philadelphia is 122 miles (196.4 km) as the crow flies. Philadelphia is located ENE of Gaithersburg. By car, the driving distance is approximately 142.5 miles, taking about 3h 1min. A direct flight would take roughly 45min. Both are located in United States — Gaithersburg in Maryland and Philadelphia in Pennsylvania.

For a drive of this length, it's recommended to plan at least one quick rest stop to stretch your legs and grab a coffee. Heading East means you'll be driving into the sunrise if you start early. Keep your windshield clean for the best visibility. Given the short distance, driving or taking a train is often faster and more convenient than dealing with airport security and flight boarding times.

Coordinates come from public place data for Gaithersburg and Philadelphia. The driving distance uses an OSRM road-route result when route data is available. Fuel, flight, bus, and train values are planning estimates and can change by date, provider, road closures, and border rules.