How far is Newton, MA from South Boston, MA?
The driving distance from Newton, MA to South Boston, MA is about 11.6 miles (18.7 km), with a travel time of about 00h 21m by car.
- The straight-line flight distance is about 8.1 miles (13.1 km).
- For a round trip, plan for roughly 00h 43m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Reverse, save, or send this route
This is an easy same-day return drive. Copy the route link, send it to another device, or print a clean version before you head out.
This is an easy same-day return drive.
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 21m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
The most populous city in Middlesex County, Massachusetts.
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 Newton and South Boston.
Turn-by-Turn Driving Directions
Step-by-step road directions between Newton and South Boston.
-
1
Start on Homer Street
630 ft · 17 sec · Homer Street
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2
Turn slight right
44 m · 8 sec
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3
Turn straight onto Commonwealth Avenue
1.6 km · 2 min · Commonwealth Avenue
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4
Turn left onto Centre Street
1.6 mi · 4 min · Centre Street
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5
Continue on Washington Street
87 m · 7 sec · Washington Street
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6
Keep slight left to continue on Washington Street
92 m · 6 sec · Washington Street
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7
Continue on Saint James Street
55 m · 4 sec · Saint James Street
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8
Take the ramp slight right toward I 90 East: Boston
1159 ft · 28 sec
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9
Merge slight left onto Massachusetts Turnpike
6.7 mi · 10 min · Massachusetts Turnpike
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10
Take the exit slight right toward South Boston
987 ft · 24 sec
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11
Keep slight right
56 m · 5 sec
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12
Turn right onto Bypass Road, West Service Road
57 m · 5 sec
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13
Turn right onto Haul Road
1852 ft · 1 min · Haul Road
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14
Turn left onto New Cypher Street
1297 ft · 49 sec · New Cypher Street
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15
Turn right onto D Street
85 m · 17 sec · D Street
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16
Turn left onto West First Street
2009 ft · 44 sec · West First Street
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17
Turn right onto Dorchester Street
1220 ft · 44 sec · Dorchester Street
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18
Turn right onto East Broadway
30 m · 6 sec · East Broadway
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19
Turn left onto Dorchester Street
1305 ft · 54 sec · Dorchester Street
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20
Continue on Dorchester Street
18 m · 7 sec · Dorchester Street
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21
Arrive at your destination
0 m · 1 sec · Dorchester Street
Car Route Details
A richer read on the saved driving route between Newton and South Boston.
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.
Massachusetts Turnpike
Merge slight left onto Massachusetts Turnpike
6.73 mi · 00h 10m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A short regional drive
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
Rain Showers Likely leaving Newton and Rain Showers Likely near South Boston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Newton to South Boston?
The road trip is about 11.6 miles (18.7 km) and usually takes 00h 21m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is short enough to handle as a quick errand, commute, or easy same-day return without much planning overhead.
What is the halfway point on this route?
Cambridge is a useful midpoint, sitting about 5.8 miles from Newton and 5.8 miles from South Boston.
How much longer is the road route than the straight-line distance?
The direct path is about 8.1 miles (13.1 km), while the road route adds roughly 3.5 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 7:00 AM to 7:00 PM EDT. If you want a more comfortable same-day return, try to leave by 7:46 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $1.59 one way or $3.19 round trip. Estimated CO2 is about 3.6 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers Likely around Newton and Rain Showers Likely near South Boston.
Stop Ideas Near Cambridge
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Cocobeet - Boston
Boston's Old City Hall
Cambridge City Hall
Shoppers World
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Cambridge.
North Station
Back Bay station
South Station
Anderson Regional Transportation Center
Flight Path Map
This map shows the direct air route between Newton and South Boston. Straight-line distance: 8.16 mi (13.14 km).
#1 Newton
The most populous city in Middlesex County, Massachusetts.
| Population | 87,803 |
| Coordinates | 42.3370400, -71.2092200 |
| Altitude | 30 |
| Country | United States |
#2 South Boston
This historic Boston neighborhood, often called "Southie," is situated south of downtown Boston and the Fort Point Channel, with Dorchester Bay to its east and south.
| Population | 571,281 |
| Coordinates | 42.3334300, -71.0494900 |
| Altitude | 14 |
| Country | United States |
End: South Boston (-71.04949, 42.33343)
Estimated Travel Time
Distance: 19 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 23m |
| 40 mph (64.37 km/h) | 00h 17m |
| 50 mph (80.47 km/h) | 00h 13m |
| 60 mph (96.56 km/h) | 00h 11m |
| 70 mph (112.65 km/h) | 00h 09m |
| 80 mph (129 km/h) | 00h 08m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $1.59 | $3.19 |
| Mid-grade | $4.40 | $1.80 | $3.61 |
| Premium | $4.80 | $1.97 | $3.94 |
| Diesel | $4.49 | $1.84 | $3.68 |
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.