How far is Boston, MA from Harwich Port, MA?
The driving distance from Boston, MA to Harwich Port, MA is about 81.6 miles (131.3 km), with a travel time of about 01h 54m by car.
- The straight-line flight distance is about 69.4 miles (111.7 km).
- For a round trip, plan for roughly 03h 48m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Reverse, save, or send this route
This route works well as a day trip with time at the destination. Copy the route link, send it to another device, or print a clean version before you head out.
This route works well as a day trip with time at the destination.
Flight Distance
Driving Distance
Gas Cost Calculator
Leave and Arrive Planner
Pick a departure time to see your estimated arrival and same-day return window.
Drive time stays fixed at 01h 54m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
You are leaving earlier than the recommended window, which gives you extra margin for breaks and traffic.
Halfway Point
A useful midpoint for breaks, coffee, or meeting in the middle.
County seat town in Plymouth County, Massachusetts, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Rain Showers
Partly Cloudy
Driving Route Map
The map below follows the saved road route between Boston and Harwich Port.
Turn-by-Turn Driving Directions
Step-by-step road directions between Boston and Harwich Port.
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1
Start on Tremont Street
70 m · 16 sec · Tremont Street
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2
Turn left onto School Street
608 ft · 26 sec · School Street
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3
At the end of the road, turn left onto Washington Street
34 m · 4 sec · Washington Street
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4
Turn right onto Water Street
64 m · 11 sec · Water Street
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5
Turn right onto Devonshire Street
910 ft · 37 sec · Devonshire Street
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6
Continue on Otis Street
148 m · 19 sec · Otis Street
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7
Continue on Kingston Street
649 ft · 31 sec · Kingston Street
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8
Turn left onto Essex Street
74 m · 8 sec · Essex Street
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9
Turn slight right
26 m · 5 sec
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10
Take the ramp right toward I 93 South: Quincy
818 ft · 24 sec
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11
Merge slight right onto John F. Fitzgerald Expressway
1.2 mi · 2 min · John F. Fitzgerald Expressway
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12
Continue on Southeast Expressway
8 mi · 11 min · Southeast Expressway
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13
Keep slight left to continue on MA 3 South: Cape Cod
30.9 mi · 39 min
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14
Keep slight right to continue on Pilgrims Highway
12 mi · 15 min · Pilgrims Highway
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15
Continue on Pilgrim Highway
930 ft · 20 sec · Pilgrim Highway
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16
Continue on Sagamore Bridge
2134 ft · 46 sec · Sagamore Bridge
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17
Continue on Mid Cape Highway
22.5 mi · 31 min · Mid Cape Highway
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18
Take the exit slight right toward MA 134 South: West Harwich, Dennisport
1362 ft · 47 sec
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19
Turn straight onto East West Dennis Road
1.1 km · 2 min · East West Dennis Road
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20
Turn left onto Upper County Road
2.1 mi · 4 min · Upper County Road
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21
Turn straight onto Main Street
2.5 mi · 5 min · Main Street
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22
Turn right onto Ayer Lane
133 m · 21 sec · Ayer Lane
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23
Turn right onto Satucket Road
73 m · 11 sec · Satucket Road
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24
Arrive at your destination
0 m · 1 sec · Satucket Road
Car Route Details
A richer read on the saved driving route between Boston and Harwich Port.
Turn-heavy local drive
The route has frequent decision points for its length, so lane choice and turn timing will matter more than cruising speed.
MA 3 South
Keep slight left to continue on MA 3 South: Cape Cod
30.9 mi · 00h 39m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A comfortable day-trip route
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
Mostly Sunny then Slight Chance Rain Showers leaving Boston and Partly Cloudy near Harwich Port.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Boston to Harwich Port?
The road trip is about 81.6 miles (131.3 km) and usually takes 01h 54m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route works well as a day trip. You can leave in the morning, spend meaningful time at the destination, and still return the same day.
What is the halfway point on this route?
Plymouth is a useful midpoint, sitting about 40.8 miles from Boston and 40.8 miles from Harwich Port.
How much longer is the road route than the straight-line distance?
The direct path is about 69.4 miles (111.7 km), while the road route adds roughly 12.2 extra miles because roads do not follow the straight air line.
When is the best time to leave for this route?
A good departure window is usually 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 2:42 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $11.20 one way or $22.41 round trip. Estimated CO2 is about 25.6 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Rain Showers around Boston and Partly Cloudy near Harwich Port.
Stop Ideas Near Plymouth
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Plymouth.
Route 128 station
South Station
Back Bay station
North Station
Flight Path Map
This map shows the direct air route between Boston and Harwich Port. Straight-line distance: 69.43 mi (111.74 km).
#1 Boston
The twenty-first most populous city in the United States and the center of the Boston metropolitan area.
| Population | 691,531 |
| Coordinates | 42.3584300, -71.0597700 |
| Altitude | 14 |
| Country | United States |
#2 Harwich Port
Census-designated place in Barnstable County, Massachusetts
| Population | 1,644 |
| Coordinates | 41.6667800, -70.0786300 |
| Altitude | 6 |
| Country | United States |
End: Harwich Port (-70.07863, 41.66678)
Estimated Travel Time
Distance: 131 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 02h 43m |
| 40 mph (64.37 km/h) | 02h 02m |
| 50 mph (80.47 km/h) | 01h 37m |
| 60 mph (96.56 km/h) | 01h 21m |
| 70 mph (112.65 km/h) | 01h 09m |
| 80 mph (129 km/h) | 01h 01m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $11.20 | $22.41 |
| Mid-grade | $4.40 | $12.66 | $25.33 |
| Premium | $4.80 | $13.82 | $27.64 |
| Diesel | $4.49 | $12.93 | $25.85 |
Assumes 8.3 L/100 km (about 28.3 MPG). CO2 is an estimate and varies by vehicle, fuel blend, traffic, and terrain.
Prices in Massachusetts · May 31, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.