Boston, United States → Baltimore, United States · ✈ 1h 13min · 🚗 9h 24min
312 nautical miles · Time difference: Same timezone · Direction: southwest
The distance from Boston to Baltimore is 578 km (359 miles). The fastest way to travel is by flight. A direct flight takes approximately 1h 13min.
The straight-line distance from Boston, United States to Baltimore, United States is approximately 578 kilometers (359 miles or 312 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 southwest of Boston. Boston 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 | 578 km | ~1h 13min | Best option for speed |
| 🚗 Drive | ~751 km | ~9h 24min | Feasible with breaks |
| 🚂 Regular Train | ~694 km | ~5h 47min | Scenic but slow |
Our recommendation: flight is typically the best way to travel from Boston to Baltimore. For 578 km, flying saves significant time and is usually the most practical choice.
Based on an estimated road distance of 751 km, fuel costs for driving from Boston to Baltimore are approximately $60–$113 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 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.
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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.
578 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 578 km, the Boston-Baltimore route is about 1.4% of Earth's circumference. A commercial jet covers this distance in about 1h 13min.
The straight-line distance from Boston to Baltimore is approximately 578 kilometers (359 miles, 312 nautical miles).
A direct flight takes approximately 1h 13min, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.
Estimated driving time is approximately 9h 24min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.
Baltimore is approximately Same timezone compared to Boston.
The estimated road distance is approximately 751 km, which is about 30% longer than the 578 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.