Baltimore, United States → Philadelphia, United States · ✈ 41 min · 🚗 2h 20min
78 nautical miles · Time difference: Same timezone · Direction: nearby
The distance from Baltimore to Philadelphia 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 Baltimore, United States to Philadelphia, 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.
Philadelphia is located nearby of Baltimore. Baltimore 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 | 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 Baltimore to Philadelphia. 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 Baltimore to Philadelphia 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.
Baltimore is a major city in United States with a population of approximately 585,708. Located in the Northeast region, it is an important hub in North America. Despite its smaller size, Baltimore plays an important regional role in United States and attracts visitors year-round.
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.
→ See all distances from Philadelphia
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 Baltimore to Philadelphia (144 km) is roughly equivalent to 3 marathon distances laid end to end.
At just 144 km within United States, the Baltimore–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 Baltimore to Philadelphia 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.
Philadelphia is approximately Same timezone compared to Baltimore.
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: April 7, 2026.