How far is New Bedford, MA from Williamstown, MA?

The driving distance from New Bedford, MA to Williamstown, MA is about 182.8 miles (294.2 km), with a travel time of about 04h 01m by car.

  • The straight-line flight distance is about 138.3 miles (222.6 km).
  • For a round trip, plan for roughly 08h 03m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Trip Tools

Reverse, save, or send this route

This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.

Reverse Route
Quick Snapshot
Road
182.8 mi
04h 01m
Flight
138.29 mi
222.55 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from New Bedford.

Flight Distance

Direct air line
138.29 mi
Kilometers
222.55 km
Flight Time
00h 16m

Driving Distance

Road route
182.8 mi
Kilometers
294.19 km
Drive Time
04h 01m

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 04h 01m.

Arrival Snapshot
Arrive in Williamstown
Wed, May 6, 11:35 PM EDT
Return by in New Bedford
Thu, May 7, 3:37 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave New Bedford
2026-05-06T19:33
Arrive Williamstown
Wed, May 6, 11:35 PM EDT
Route Timing
04h 01m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
10:02 AM to 12:02 PM EDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
8:56 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in New Bedford
9:00 PM EDT
Early departure recommended

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.

Mid-route stop
Warren
MA

Town in Worcester County, Massachusetts, United States

From New Bedford
91.3 mi
02h 00m
To Williamstown
91.5 mi
02h 00m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
New Bedford Weather
MA
Live fallback forecast
56°F
Wednesday
Using North Seekonk as the closest live forecast in the Bristol County weather hub.

Rain Showers Likely

Starts
Wed, May 6 6:00 AM EDT
Wind
21 mph SW
Destination
63°F
Wednesday

Rain Showers

Starts
Wed, May 6 6:00 AM EDT
Wind
10 mph SW

Driving Route Map

The map below follows the saved road route between New Bedford and Williamstown.

Turn-by-Turn Driving Directions

Step-by-step road directions between New Bedford and Williamstown.

  1. 1

    Start on Pleasant Street

    1500 ft · 32 sec · Pleasant Street

  2. 2

    Continue on Purchase Street

    1.2 km · 1 min · Purchase Street

  3. 3

    Turn left onto Linden Street

    760 ft · 28 sec · Linden Street

  4. 4

    Turn right onto County Street

    1503 ft · 35 sec · County Street

  5. 5

    Turn left onto Cedar Grove Street

    770 ft · 15 sec · Cedar Grove Street

  6. 6

    Take the ramp straight toward I 195 West: Fall River

    573 ft · 14 sec

  7. 7

    Merge slight left

    10.8 mi · 13 min

  8. 8

    Keep slight left

    17.3 mi · 22 min

  9. 9

    Keep slight right to continue on I 95 North, US 6 West: Boston Massachusetts

    669 ft · 16 sec

  10. 10

    Keep slight left to continue on I 95 North, US 6 West: Boston Massachusetts

    1.6 km · 2 min

  11. 11

    Keep slight left

    709 ft · 12 sec

  12. 12

    Keep slight right to continue on RI 146 North: State Offices

    1.1 km · 45 sec

  13. 13

    Continue on Old Louisquisset Pike

    3 mi · 3 min · Old Louisquisset Pike

  14. 14

    Continue on Eddie Dowling Highway

    4.7 mi · 5 min · Eddie Dowling Highway

  15. 15

    Keep slight left to continue on Eddie Dowling Highway

    2.8 mi · 3 min · Eddie Dowling Highway

  16. 16

    Continue on North Smithfield Expressway

    5.7 mi · 7 min · North Smithfield Expressway

  17. 17

    Continue on Purple Heart Highway

    1292 ft · 17 sec · Purple Heart Highway

  18. 18

    Continue on Providence Pike

    7.7 mi · 9 min · Providence Pike

  19. 19

    Continue on Purple Heart Highway

    1444 ft · 19 sec · Purple Heart Highway

  20. 20

    Continue on Worcester Providence Road

    7 mi · 9 min · Worcester Providence Road

  21. 21

    Continue on Purple Heart Highway

    1.5 km · 2 min · Purple Heart Highway

  22. 22

    Continue on Worcester-Providence Turnpike

    1.8 mi · 3 min · Worcester-Providence Turnpike

  23. 23

    Take the exit slight right toward I 90, US 20: Boston, Springfield

    2521 ft · 1 min

  24. 24

    Turn left onto I 90

    1796 ft · 46 sec

  25. 25

    Keep slight left to continue on I 90 West

    3095 ft · 1 min

  26. 26

    Merge slight left onto Massachusetts Turnpike

    14.7 mi · 17 min · Massachusetts Turnpike

  27. 27

    Keep slight left to continue on Massachusetts Turnpike

    68 mi · 1 hr 19 min · Massachusetts Turnpike

  28. 28

    Take the exit slight right toward US 20: Lee, Pittsfield

    3137 ft · 1 min

  29. 29

    Keep slight right

    115 m · 9 sec

  30. 30

    Merge slight left onto Housatonic Street

    2865 ft · 1 min · Housatonic Street

  31. 31

    Continue on Park Street

    648 ft · 18 sec · Park Street

  32. 32

    Turn slight right onto Main Street

    2327 ft · 1 min · Main Street

  33. 33

    Turn left onto West Center Street

    959 ft · 13 sec · West Center Street

  34. 34

    Continue on Laurel Street

    1.2 mi · 2 min · Laurel Street

  35. 35

    Continue on Lee Road

    1.2 mi · 2 min · Lee Road

  36. 36

    Continue on Veterans Memorial Highway

    2.2 mi · 3 min · Veterans Memorial Highway

  37. 37

    Continue on Pittsfield Road

    2.5 mi · 5 min · Pittsfield Road

  38. 38

    Continue on South Street

    2.9 mi · 6 min · South Street

  39. 39

    Keep slight right to continue on Bank Row

    926 ft · 26 sec · Bank Row

  40. 40

    Turn left onto First Street

    1.4 km · 3 min · First Street

  41. 41

    Continue on North Street

    2.6 mi · 6 min · North Street

  42. 42

    Continue on South Main Street

    3.2 mi · 6 min · South Main Street

  43. 43

    Continue on Williamstown Road

    3.8 mi · 5 min · Williamstown Road

  44. 44

    Continue on New Ashford Road

    1.2 mi · 2 min · New Ashford Road

  45. 45

    Continue on Route 7

    2.2 mi · 3 min · Route 7

  46. 46

    Continue on New Ashford Road

    2.3 mi · 4 min · New Ashford Road

  47. 47

    Continue on Cold Spring Road

    4.1 mi · 8 min · Cold Spring Road

  48. 48

    Continue on Main Street

    153 m · 17 sec · Main Street

  49. 49

    Continue on Main Street

    1538 ft · 45 sec · Main Street

  50. 50

    Turn right onto Spring Street

    46 m · 4 sec · Spring Street

  51. 51

    Arrive at your destination

    0 m · 1 sec · Spring Street

Car Route Details

A richer read on the saved driving route between New Bedford and Williamstown.

OSRM road route
Drive Character

Highway-focused drive

Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.

Directions
51 steps
11 turns on the saved route
Ramps & Exits
6
3 merges, 3 ramps or exits
Navigation Density
27.9 / 100 mi
Decision points by distance
Main Roads
Massachusetts Turnpike
82.8 mi · 45%
I 195 West
28.3 mi · 15%
Providence Pike
7.72 mi · 4%
Eddie Dowling Highway
7.51 mi · 4%
Worcester Providence Road
6.95 mi · 4%
North Smithfield Expressway
5.7 mi · 3%
Longest Stretch

Massachusetts Turnpike

Keep slight left to continue on Massachusetts Turnpike

68 mi · 01h 19m

Route Summary

A quick read on whether this route feels easy, ambitious, or worth planning around.

Trip Read

A longer out-and-back drive

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

Drive Time
04h 01m
Long day trip
Same-Day Return
08h 04m
Round-trip wheel time
Road vs Air
+44.5 mi
138.3 mi direct line
Halfway Stop
Warren
02h 00m from New Bedford
Leave By
8:56 AM EDT
Early departure recommended
Weather Watch

Rain Showers Likely leaving New Bedford and Rain Showers near Williamstown.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from New Bedford to Williamstown?

The road trip is about 182.8 miles (294.2 km) and usually takes 04h 01m in normal driving conditions.

Is this a same-day trip or an overnight route?

This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.

What is the halfway point on this route?

Warren is a useful midpoint, sitting about 91.3 miles from New Bedford and 91.5 miles from Williamstown.

How much longer is the road route than the straight-line distance?

The direct path is about 138.3 miles (222.6 km), while the road route adds roughly 44.5 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 6:00 AM to 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 8:56 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $25.09 one way or $50.18 round trip. Estimated CO2 is about 57.3 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers Likely around New Bedford and Rain Showers near Williamstown.

Stop Ideas Near Warren

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Warren, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Warren.

RAIL

Amherst, Massachusetts

32 mi away
13 Railroad St.
RAIL

Union Station

33 mi away
2 Washington Square
RAIL

Springfield Union Station

35 mi away
66 Lyman St.
RAIL

Union Station

38 mi away
170 Pleasant Street

Flight Path Map

This map shows the direct air route between New Bedford and Williamstown. Straight-line distance: 138.29 mi (222.55 km).

New Bedford

#1 New Bedford

The second most populous city in Bristol County, Massachusetts.

Population95,517
Coordinates41.6352600, -70.9270100
Altitude29
CountryUnited States
Williamstown

#2 Williamstown

Town in Massachusetts

Population7,631
Coordinates42.7120200, -73.2037200
Altitude209
CountryUnited States
Start: New Bedford (-70.92701, 41.63526)
End: Williamstown (-73.20372, 42.71202)

Estimated Travel Time

Distance: 294 km by road

SpeedTime
30 mph (48.3 km/h)06h 05m
40 mph (64.37 km/h)04h 34m
50 mph (80.47 km/h)03h 39m
60 mph (96.56 km/h)03h 02m
70 mph (112.65 km/h)02h 36m
80 mph (129 km/h)02h 16m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
6.45 gal
24.42 L · about $25.09
Round trip
$50.18
12.9 gal · 48.84 L
Estimated CO2
57.3 kg one way
Round trip: 114.6 kg / 253 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $25.09 $50.18
Mid-grade $4.40 $28.36 $56.72
Premium $4.80 $30.95 $61.91
Diesel $4.49 $28.95 $57.90

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 06, 2026

There is no time difference between New Bedford and Williamstown. The current time is 19:33:50.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.