How far is South Lancaster, MA from Boston, MA?
The driving distance from South Lancaster, MA to Boston, MA is about 47.8 miles (77 km), with a travel time of about 00h 58m by car.
- The straight-line flight distance is about 32.6 miles (52.4 km).
- For a round trip, plan for roughly 01h 57m 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 58m.
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.
A census-designated place (CDP) in Framingham, Massachusetts.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy then Areas Of Fog
Areas Of Fog
Driving Route Map
The map below follows the saved road route between South Lancaster and Boston.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Lancaster and Boston.
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1
Start on Orchard Street
89 m · 17 sec · Orchard Street
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2
Turn left onto Prescott Street
67 m · 11 sec · Prescott Street
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3
Turn right onto Sawyer Street
104 m · 20 sec · Sawyer Street
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4
Turn left onto Narrow Lane
123 m · 23 sec · Narrow Lane
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5
Turn left onto South Main Street
89 m · 8 sec · South Main Street
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6
Turn right onto Bolton Road
1.6 km · 2 min · Bolton Road
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7
At the end of the road, turn right onto Center Bridge Road
153 m · 15 sec · Center Bridge Road
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8
Turn left onto Lower Bolton Road
1.1 km · 1 min · Lower Bolton Road
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9
Turn straight onto Still River Road
1.3 km · 1 min · Still River Road
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10
Turn right onto Main Street
3.1 mi · 5 min · Main Street
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11
Take the ramp slight right toward I 495 South: Marlborough
1637 ft · 40 sec
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12
Merge slight left
11.7 mi · 14 min
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13
Take the exit slight right toward I 90: Albany New York, Boston
1.1 km · 1 min
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14
Merge slight left onto Massachusetts Turnpike
27.7 mi · 34 min · Massachusetts Turnpike
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15
Take the exit slight left toward I 93: South Station, Concord New Hampshire, Quincy
156 m · 13 sec
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16
Keep slight right to continue on South Station
1718 ft · 47 sec
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17
Turn left onto Kneeland Street
525 ft · 22 sec · Kneeland Street
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18
Turn right onto Lincoln Street
1345 ft · 53 sec · Lincoln Street
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19
At the end of the road, turn left onto Summer Street
25 m · 4 sec · Summer Street
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20
Turn right onto Devonshire Street
687 ft · 32 sec · Devonshire Street
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21
Turn left onto Franklin Street
53 m · 8 sec · Franklin Street
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22
Turn right onto Arch Street
141 m · 20 sec · Arch Street
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23
Turn left onto Milk Street
84 m · 11 sec · Milk Street
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24
Continue on Washington Street
737 ft · 33 sec · Washington Street
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25
At the end of the road, turn left onto Court Street
144 m · 20 sec · Court Street
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26
Turn left onto Tremont Street
102 m · 12 sec · Tremont Street
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27
Arrive at your destination
0 m · 1 sec · Tremont Street
Car Route Details
A richer read on the saved driving route between South Lancaster 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.
Massachusetts Turnpike
Merge slight left onto Massachusetts Turnpike
27.7 mi · 00h 34m
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 Cloudy then Areas Of Fog leaving South Lancaster and Areas Of Fog near Boston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Lancaster to Boston?
The road trip is about 47.8 miles (77 km) and usually takes 00h 58m 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?
Framingham Center is a useful midpoint, sitting about 23.9 miles from South Lancaster and 24 miles from Boston.
How much longer is the road route than the straight-line distance?
The direct path is about 32.6 miles (52.4 km), while the road route adds roughly 15.2 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 4:32 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $6.57 one way or $13.15 round trip. Estimated CO2 is about 15 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy then Areas Of Fog around South Lancaster and Areas Of Fog near Boston.
Stop Ideas Near Framingham Center
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 Framingham Center.
Framingham station
Route 128 station
Union Station
Back Bay station
Flight Path Map
This map shows the direct air route between South Lancaster and Boston. Straight-line distance: 32.55 mi (52.39 km).
#1 South Lancaster
Census-designated place in Worcester County, Massachusetts
| Population | 1,894 |
| Coordinates | 42.4445400, -71.6870100 |
| Altitude | 87 |
| 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: 77 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 01h 35m |
| 40 mph (64.37 km/h) | 01h 11m |
| 50 mph (80.47 km/h) | 00h 57m |
| 60 mph (96.56 km/h) | 00h 47m |
| 70 mph (112.65 km/h) | 00h 41m |
| 80 mph (129 km/h) | 00h 35m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $6.57 | $13.15 |
| Mid-grade | $4.40 | $7.43 | $14.86 |
| Premium | $4.80 | $8.11 | $16.22 |
| Diesel | $4.49 | $7.58 | $15.17 |
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 26, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.