How far is South Duxbury, MA from Boston, MA?
The driving distance from South Duxbury, MA to Boston, MA is about 36.8 miles (59.2 km), with a travel time of about 00h 52m by car.
- The straight-line flight distance is about 30.1 miles (48.5 km).
- For a round trip, plan for roughly 01h 45m 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 00h 52m.
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.
City in Knox County, Maine, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers Likely
Rain Showers Likely
Driving Route Map
The map below follows the saved road route between South Duxbury and Boston.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Duxbury and Boston.
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1
Start on the route
25 m · 11 sec
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2
Turn left onto Washington Street
30 m · 4 sec · Washington Street
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3
Enter the roundabout and take exit 1 toward Depot Street
7 m · 1 sec · Depot Street
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4
Exit the roundabout onto Depot Street
1.5 km · 2 min · Depot Street
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5
Turn slight right onto Tremont Street
1 mi · 2 min · Tremont Street
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6
Turn left onto West Street
1.4 mi · 2 min · West Street
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7
Continue on Congress Street
2147 ft · 43 sec · Congress Street
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8
Enter the roundabout and take exit 2 toward Congress Street
21 m · 2 sec · Congress Street
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9
Exit the roundabout onto Congress Street
36 m · 2 sec · Congress Street
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10
Take the ramp straight toward MA 3 North: Quincy, Boston
1375 ft · 34 sec
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11
Merge slight left onto Pilgrims Highway
19.8 mi · 25 min · Pilgrims Highway
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12
Continue on I 93 North: Boston
8.4 mi · 11 min
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13
Continue on John F. Fitzgerald Expressway
998 ft · 19 sec · John F. Fitzgerald Expressway
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14
Take the exit slight left toward South Station, Airport
2666 ft · 1 min
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15
Keep slight right to continue on South Station
2711 ft · 1 min
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16
Continue on Lincoln Street
1345 ft · 53 sec · Lincoln Street
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17
At the end of the road, turn left onto Summer Street
25 m · 4 sec · Summer Street
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18
Turn right onto Devonshire Street
687 ft · 32 sec · Devonshire Street
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19
Turn left onto Franklin Street
53 m · 8 sec · Franklin Street
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20
Turn right onto Arch Street
141 m · 20 sec · Arch Street
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21
Turn left onto Milk Street
84 m · 11 sec · Milk Street
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22
Continue on Washington Street
737 ft · 33 sec · Washington Street
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23
At the end of the road, turn left onto Court Street
144 m · 20 sec · Court Street
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24
Turn left onto Tremont Street
102 m · 12 sec · Tremont Street
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25
Arrive at your destination
0 m · 1 sec · Tremont Street
Car Route Details
A richer read on the saved driving route between South Duxbury and Boston.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Pilgrims Highway
Merge slight left onto Pilgrims Highway
19.8 mi · 00h 25m
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.
Rain Showers Likely leaving South Duxbury and Rain Showers Likely near Boston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Duxbury to Boston?
The road trip is about 36.8 miles (59.2 km) and usually takes 00h 52m 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?
Rockland is a useful midpoint, sitting about 17.1 miles from South Duxbury and 19.6 miles from Boston.
How much longer is the road route than the straight-line distance?
The direct path is about 30.1 miles (48.5 km), while the road route adds roughly 6.7 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 4:44 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $5.06 one way or $10.11 round trip. Estimated CO2 is about 11.6 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely around South Duxbury and Rain Showers Likely near Boston.
Stop Ideas Near Rockland
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Cocobeet - Boston
Boston's Old City Hall
Brockton City Hall
Marriage Certificates Registry
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Rockland.
Route 128 station
Back Bay station
South Station
North Station
Flight Path Map
This map shows the direct air route between South Duxbury and Boston. Straight-line distance: 30.15 mi (48.52 km).
#1 South Duxbury
Census-designated place in Plymouth County, Massachusetts
| Population | 3,360 |
| Coordinates | 42.0231600, -70.6828100 |
| Altitude | 16 |
| Country | United States |
#2 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 |
End: Tremont Street (-71.060035, 42.358548)
Estimated Travel Time
Distance: 59 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 13m |
| 40 mph (64.37 km/h) | 00h 55m |
| 50 mph (80.47 km/h) | 00h 44m |
| 60 mph (96.56 km/h) | 00h 36m |
| 70 mph (112.65 km/h) | 00h 31m |
| 80 mph (129 km/h) | 00h 27m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $5.06 | $10.11 |
| Mid-grade | $4.40 | $5.72 | $11.43 |
| Premium | $4.80 | $6.24 | $12.48 |
| Diesel | $4.49 | $5.83 | $11.67 |
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 · Apr 19, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.