How far is South Amherst, MA from Somerville, MA?
The driving distance from South Amherst, MA to Somerville, MA is about 90 miles (144.9 km), with a travel time of about 02h 06m by car.
- The straight-line flight distance is about 71.8 miles (115.6 km).
- For a round trip, plan for roughly 04h 12m 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 02h 06m.
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.
Town in Worcester County, Massachusetts, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Cloudy
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between South Amherst and Somerville.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Amherst and Somerville.
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1
Start on Pomeroy Lane
89 m · 10 sec · Pomeroy Lane
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2
Turn slight right onto South East Street
1.9 mi · 4 min · South East Street
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3
Turn left onto Bay Road
3.9 mi · 7 min · Bay Road
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4
Turn left onto Allen Street
750 ft · 16 sec · Allen Street
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5
Turn right onto Federal Street
1 mi · 2 min · Federal Street
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6
Turn right onto North Main Street
1.2 mi · 3 min · North Main Street
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7
Keep slight right to continue on North Washington Street
2.1 mi · 4 min · North Washington Street
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8
Continue on North Liberty Street
4.1 mi · 7 min · North Liberty Street
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9
Continue on Belchertown Street
2359 ft · 47 sec · Belchertown Street
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10
Continue on Bridge Street
1629 ft · 35 sec · Bridge Street
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11
Turn left onto Palmer Road
1.1 mi · 2 min · Palmer Road
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12
Turn right onto Sykes Street
735 ft · 15 sec · Sykes Street
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13
Continue on North Main Street
3028 ft · 1 min · North Main Street
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14
Continue on North Main Street
1.3 km · 1 min · North Main Street
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15
Turn left onto Thorndike Street
1.3 km · 1 min · Thorndike Street
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16
Take the ramp left
1291 ft · 31 sec
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17
Keep slight right
94 m · 7 sec
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18
Continue straight
1710 ft · 42 sec
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19
Merge slight left onto Massachusetts Turnpike
67.5 mi · 1 hr 19 min · Massachusetts Turnpike
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20
Take the exit slight left toward Allston-Brighton, Cambridge, Fenway Park
2628 ft · 1 min
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21
Keep slight right to continue on Cambridge, Somerville, Fenway Park
872 ft · 23 sec
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22
Turn slight right onto Cambridge Street
55 m · 6 sec · Cambridge Street
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23
Continue on River Street
1.2 km · 2 min · River Street
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24
Continue on Prospect Street
1.5 km · 3 min · Prospect Street
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25
Turn slight left onto Webster Avenue
991 ft · 38 sec · Webster Avenue
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26
Continue on Bow Street
851 ft · 40 sec · Bow Street
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27
Turn slight right onto Summer Street
923 ft · 40 sec · Summer Street
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28
Turn right onto Prescott Street
1161 ft · 57 sec · Prescott Street
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29
Turn left onto Highland Avenue
552 ft · 30 sec · Highland Avenue
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30
Turn right
50 m · 12 sec
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31
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between South Amherst and Somerville.
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
67.5 mi · 01h 19m
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 leaving South Amherst and Mostly Cloudy near Somerville.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Amherst to Somerville?
The road trip is about 90 miles (144.9 km) and usually takes 02h 06m 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?
Auburn is a useful midpoint, sitting about 44.9 miles from South Amherst and 45.1 miles from Somerville.
How much longer is the road route than the straight-line distance?
The direct path is about 71.8 miles (115.6 km), while the road route adds roughly 18.2 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 2:18 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.37 one way or $24.74 round trip. Estimated CO2 is about 28.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Cloudy around South Amherst and Mostly Cloudy near Somerville.
Stop Ideas Near Auburn
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 Auburn.
Union Station
Framingham station
Providence station
Route 128 station
Flight Path Map
This map shows the direct air route between South Amherst and Somerville. Straight-line distance: 71.83 mi (115.6 km).
#1 South Amherst
Village in the United States
| Population | 4,994 |
| Coordinates | 42.3403700, -72.5050900 |
| Altitude | 70 |
| Country | United States |
#2 Somerville
A city in Middlesex County, Massachusetts.
| Population | 80,935 |
| Coordinates | 42.3876000, -71.0995000 |
| Altitude | 28 |
| Country | United States |
End: Somerville (-71.0995, 42.3876)
Estimated Travel Time
Distance: 145 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 00m |
| 40 mph (64.37 km/h) | 02h 15m |
| 50 mph (80.47 km/h) | 01h 48m |
| 60 mph (96.56 km/h) | 01h 30m |
| 70 mph (112.65 km/h) | 01h 17m |
| 80 mph (129 km/h) | 01h 07m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.89 | $12.37 | $24.74 |
| Mid-grade | $4.40 | $13.98 | $27.96 |
| Premium | $4.80 | $15.26 | $30.52 |
| Diesel | $4.49 | $14.27 | $28.54 |
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 18, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.