Boston, United States → Philadelphia, United States · ✈ 1h 3min · 🚗 7h 5min
235 nautical miles · Time difference: Same timezone · Direction: southwest
The distance from Boston to Philadelphia is 436 km (271 miles). The fastest way to travel is by flight. A direct flight takes approximately 1h 3min.
The straight-line distance from Boston, United States to Philadelphia, United States is approximately 436 kilometers (271 miles or 235 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.
Philadelphia is located southwest of Boston. Boston is in North America, in the Northeast region of United States, while Philadelphia is in North America, in Northeast, United States. Both cities are in North America.
| Mode | Distance | Est. Time | Best For |
|---|---|---|---|
| ✈️ Flight | 436 km | ~1h 3min | Quick but may not save time with airport procedures |
| 🚗 Drive | ~567 km | ~7h 5min | Feasible with breaks |
| 🚂 Regular Train | ~523 km | ~4h 22min | Budget-friendly option |
Our recommendation: flight is typically the best way to travel from Boston to Philadelphia. At this distance, driving gives you the most flexibility and avoids airport overhead.
Based on an estimated road distance of 567 km, fuel costs for driving from Boston to Philadelphia are approximately $45–$85 USD (at $0.08–$0.15 per km, depending on vehicle efficiency and local fuel prices). Additional costs may include tolls, parking, and accommodation for longer trips.
Boston sits at 42.3601°N, 71.0589°W, while Philadelphia is located at 39.9526°N, 75.1652°W. The initial compass bearing from Boston to Philadelphia is 233° (SW), so a great-circle flight path leaves Boston heading roughly SW. Because the Earth is curved, the actual heading shifts gradually along the route — pilots and navigation systems update it continuously instead of holding a single fixed compass bearing.
The latitude difference is 2.41° and the longitude difference is 4.11°. Each degree of latitude represents about 111 km, which is one reason cross-latitude routes feel longer even when the map looks similar to east–west journeys.
The geographic midpoint between Boston and Philadelphia is approximately 41.1746°N, 73.1498°W. This is the great-circle halfway position — the spot where you would be exactly 218 km from each city. For road trips, a stop near this latitude/longitude makes for a natural overnight or lunch break.
Boston and Philadelphia share the same approximate time zone, so meetings, calls, and arrivals don't require any clock adjustment. This makes the route especially convenient for short business trips. Daylight saving time can shift the offset by an hour during certain months, so confirm the exact difference for your specific travel dates.
Boston is a major city in United States with a population of approximately 675,647. Located in the Northeast region, it is an important hub in North America. Despite its smaller size, Boston plays an important regional role in United States and attracts visitors year-round.
→ See all distances from Boston
Philadelphia is a notable city in United States with a population of approximately 1,603,797. Situated in the Northeast region, it serves as a key destination in North America. Philadelphia offers solid transport connections and a variety of arrival options as a major city in United States.
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436 km is a medium-distance route, similar to traveling across a mid-sized European country. A flight covers this distance quickly, but driving or rail travel remains feasible for those who prefer ground transport. For reference, New York to Chicago is about 1,150 km.
At 436 km, the Boston-Philadelphia route is about 1.1% of Earth's circumference. A commercial jet covers this distance in about 1h 3min.
At just 436 km within United States, the Boston–Philadelphia corridor is well-suited for a day trip or weekend getaway. Consider driving for flexibility, or check regional rail connections for a hassle-free journey.
The straight-line distance from Boston to Philadelphia is approximately 436 kilometers (271 miles, 235 nautical miles).
A direct flight takes approximately 1h 3min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 7h 5min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
Philadelphia is approximately Same timezone compared to Boston.
The estimated road distance is approximately 567 km, which is about 30% longer than the 436 km straight-line distance.
📍 Data: Coordinates from OpenStreetMap contributors. Distances calculated using the Haversine formula. Travel times are estimates only. Last verified: May 30, 2026.