Montreal to Boston: Exactly 403 km (250 mi)

Montreal, Canada → Boston, United States · ✈ 1h · 🚗 6h 33min

403
Kilometers
250
Miles
~1h
Flight Time
~6h 33min
Driving Time

218 nautical miles · Time difference: Same timezone · Direction: southeast

Quick Answer

The distance from Montreal to Boston is 403 km (250 miles). The fastest way to travel is by flight. A direct flight takes approximately 1h.

Distance Overview: Montreal to Boston

The straight-line distance from Montreal, Canada to Boston, United States is approximately 403 kilometers (250 miles or 218 nautical miles). This measurement uses the Haversine formula, computing the great-circle distance — the shortest path between two points on Earth's surface.

Boston is located southeast of Montreal. Montreal is in North America, in the Quebec region of Canada, while Boston is in North America, in Northeast, United States. Both cities are in North America.

Travel Options: Montreal to Boston

ModeDistanceEst. TimeBest For
✈️ Flight 403 km ~1h Quick but may not save time with airport procedures
🚗 Drive ~524 km ~6h 33min Feasible with breaks
🚂 Regular Train ~484 km ~4h 2min Budget-friendly option

Our recommendation: flight is typically the best way to travel from Montreal to Boston. At this distance, driving gives you the most flexibility and avoids airport overhead.

Driving Cost Estimate

Based on an estimated road distance of 524 km, fuel costs for driving from Montreal to Boston are approximately $42–$79 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.

About Montreal

Montreal is a major city in Canada with a population of approximately 1,704,694. Located in the Quebec region, it is an important hub in North America. Montreal is a significant metropolitan area in Canada with good domestic and international transport connections.

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About Boston

Boston is a notable city in United States with a population of approximately 675,647. Situated in the Northeast region, it serves as a key destination in North America. Boston is a popular destination in the Northeast region of United States, known for its unique character and attractions.

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Distance in Context

403 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.

Did You Know?

At 403 km, the Montreal-Boston route is about 1.0% of Earth's circumference. A commercial jet covers this distance in about 1h.

Other Routes from Montreal

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Frequently Asked Questions

How far is Montreal from Boston?

The straight-line distance from Montreal to Boston is approximately 403 kilometers (250 miles, 218 nautical miles).

How long does it take to fly from Montreal to Boston?

A direct flight takes approximately 1h, based on 800 km/h cruising speed plus 30 minutes for takeoff and landing.

How long is the drive from Montreal to Boston?

Estimated driving time is approximately 6h 33min, based on 80 km/h average speed and roads being ~30% longer than straight-line distance.

What is the time difference between Montreal and Boston?

Boston is approximately Same timezone compared to Montreal.

What is the road distance from Montreal to Boston?

The estimated road distance is approximately 524 km, which is about 30% longer than the 403 km straight-line distance.

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📍 Data: Coordinates from OpenStreetMap contributors. Distances calculated using the Haversine formula. Travel times are estimates only. Last verified: April 7, 2026.