How far is Boston, MA from Weymouth, MA?
The driving distance from Boston, MA to Weymouth, MA is about 16.2 miles (26 km), with a travel time of about 00h 27m by car.
- The straight-line flight distance is about 11.3 miles (18.2 km).
- For a round trip, plan for roughly 00h 54m 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 27m.
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.
Town in Massachusetts
Route Weather Snapshot
Check the forecast at both ends before you head out.
Light Rain Likely
Light Rain Likely
Driving Route Map
The map below follows the saved road route between Boston and Weymouth.
Turn-by-Turn Driving Directions
Step-by-step road directions between Boston and Weymouth.
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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
2.1 mi · 3 min
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14
Take the exit slight right toward Braintree, South Braintree, Braintree Station, Registry of Motor Vehicles
1332 ft · 38 sec
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15
Enter the roundabout and take exit 3 toward Union Street Rotary
1306 ft · 26 sec · Union Street
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16
Exit the rotary onto Union Street
1.2 mi · 2 min · Union Street
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17
Continue on Commercial Street
2095 ft · 42 sec · Commercial Street
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18
Continue on Commercial Street
131 m · 17 sec · Commercial Street
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19
Continue on Washington Street
1942 ft · 39 sec · Washington Street
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20
Turn left onto Broad Street
1.3 km · 1 min · Broad Street
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21
Turn left onto Academy Avenue
2894 ft · 1 min · Academy Avenue
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22
Turn right
74 m · 20 sec
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23
At the end of the road, turn right
85 m · 20 sec
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24
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Boston and Weymouth.
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.
Southeast Expressway
Continue on Southeast Expressway
7.98 mi · 00h 11m
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.
Light Rain Likely leaving Boston and Light Rain Likely near Weymouth.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Boston to Weymouth?
The road trip is about 16.2 miles (26 km) and usually takes 00h 27m 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?
Milton is a useful midpoint, sitting about 8.1 miles from Boston and 8.1 miles from Weymouth.
How much longer is the road route than the straight-line distance?
The direct path is about 11.3 miles (18.2 km), while the road route adds roughly 4.9 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 7:36 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $2.22 one way or $4.43 round trip. Estimated CO2 is about 5.1 kg one way.
What should you check before leaving?
Before you leave, expect Light Rain Likely around Boston and Light Rain Likely near Weymouth.
Stop Ideas Near Milton
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Cocobeet - Boston
Boston's Old City Hall
Brockton City Hall
City Hall Plaza
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Milton.
Route 128 station
Back Bay station
South Station
North Station
Flight Path Map
This map shows the direct air route between Boston and Weymouth. Straight-line distance: 11.31 mi (18.2 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 Weymouth
The most populous city in Norfolk County, Massachusetts.
| Population | 58,104 |
| Coordinates | 42.2209300, -70.9397700 |
| Altitude | 31 |
| Country | United States |
End: Weymouth (-70.93977, 42.22093)
Estimated Travel Time
Distance: 26 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 32m |
| 40 mph (64.37 km/h) | 00h 24m |
| 50 mph (80.47 km/h) | 00h 19m |
| 60 mph (96.56 km/h) | 00h 16m |
| 70 mph (112.65 km/h) | 00h 13m |
| 80 mph (129 km/h) | 00h 12m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $2.22 | $4.43 |
| Mid-grade | $4.40 | $2.51 | $5.01 |
| Premium | $4.80 | $2.74 | $5.47 |
| Diesel | $4.49 | $2.56 | $5.12 |
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 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.