Philadelphia, United States → Baltimore, United States · ✈ 41 min · 🚗 2h 20min
78 nautical miles · Time difference: Same timezone · Direction: nearby
The distance from Philadelphia to Baltimore is 144 km (89 miles). The fastest way to travel is by car. A direct flight takes approximately 41 min.
The straight-line distance from Philadelphia, United States to Baltimore, United States is approximately 144 kilometers (89 miles or 78 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.
Baltimore is located nearby of Philadelphia. Philadelphia is in North America, in the Northeast region of United States, while Baltimore is in North America, in Northeast, United States. Both cities are in North America.
| Mode | Distance | Est. Time | Best For |
|---|---|---|---|
| ✈️ Flight | 144 km | ~41 min | Quick but may not save time with airport procedures |
| 🚗 Drive | ~187 km | ~2h 20min | Convenient and flexible |
| 🚂 Regular Train | ~173 km | ~1h 26min | Budget-friendly option |
Our recommendation: car is typically the best way to travel from Philadelphia to Baltimore. At this distance, driving gives you the most flexibility and avoids airport overhead.
Based on an estimated road distance of 187 km, fuel costs for driving from Philadelphia to Baltimore are approximately $15–$28 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.
Philadelphia sits at 39.9526°N, 75.1652°W, while Baltimore is located at 39.2904°N, 76.6122°W. The initial compass bearing from Philadelphia to Baltimore is 240° (WSW), so a great-circle flight path leaves Philadelphia heading roughly WSW. 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 0.66° and the longitude difference is 1.45°. 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 Philadelphia and Baltimore is approximately 39.6237°N, 75.8922°W. This is the great-circle halfway position — the spot where you would be exactly 72 km from each city. For road trips, a stop near this latitude/longitude makes for a natural overnight or lunch break.
Philadelphia and Baltimore 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.
Philadelphia is a major city in United States with a population of approximately 1,603,797. Located in the Northeast region, it is an important hub in North America. Philadelphia is a significant metropolitan area in United States with good domestic and international transport connections.
→ See all distances from Philadelphia
Baltimore is a notable city in United States with a population of approximately 585,708. Situated in the Northeast region, it serves as a key destination in North America. Baltimore is a popular destination in the Northeast region of United States, known for its unique character and attractions.
144 km is roughly the distance of a short regional flight or a 3-4 hour drive. For comparison, it's about the distance from London to Paris (344 km). At this range, ground transport often competes with flying when you factor in airport time.
The distance from Philadelphia to Baltimore (144 km) is roughly equivalent to 3 marathon distances laid end to end.
At just 144 km within United States, the Philadelphia–Baltimore 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 Philadelphia to Baltimore is approximately 144 kilometers (89 miles, 78 nautical miles).
A direct flight takes approximately 41 min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 2h 20min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
Baltimore is approximately Same timezone compared to Philadelphia.
The estimated road distance is approximately 187 km, which is about 30% longer than the 144 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.