How far is Sudbury, MA from Cambridge, MA?

The driving distance from Sudbury, MA to Cambridge, MA is about 20.4 miles (32.9 km), with a travel time of about 00h 35m by car.

  • The straight-line flight distance is about 15.8 miles (25.5 km).
  • For a round trip, plan for roughly 01h 10m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
20.47 mi
00h 35m
Flight
15.86 mi
25.53 km direct

This is an easy same-day return drive.

Learn Distance

Choose another destination from Sudbury.

Flight Distance

Direct air line
15.86 mi
Kilometers
25.53 km
Flight Time
00h 01m

Driving Distance

Road route
20.47 mi
Kilometers
32.95 km
Drive Time
00h 35m

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 35m.

Arrival Snapshot
Arrive in Cambridge
Wed, Apr 22, 10:41 PM EDT
Return by in Sudbury
Wed, Apr 22, 11:16 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Sudbury
2026-04-22T22:05
Arrive Cambridge
Wed, Apr 22, 10:41 PM EDT
Route Timing
00h 35m
One way by road
Best Departure Window
7:00 AM to 7:00 PM EDT
Leave when it suits your day
Arrive between
7:35 AM to 7:35 PM EDT

This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.

Leave by
7:20 PM EDT
Keeps a same-day return open with about 01h 30m at the destination.
Back in Sudbury
10:00 PM EDT
Flexible departure

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
Waltham
MA

A city in Middlesex County, Massachusetts.

From Sudbury
8.8 mi
00h 17m
To Cambridge
11.6 mi
00h 17m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
49°F
Wednesday

Slight Chance Light Rain then Chance Rain Showers

Starts
Wed, Apr 22 6:00 AM EDT
Wind
6 to 9 mph S
Destination
47°F
Wednesday

Light Rain Likely

Starts
Wed, Apr 22 6:00 AM EDT
Wind
7 to 12 mph S

Driving Route Map

The map below follows the saved road route between Sudbury and Cambridge.

Turn-by-Turn Driving Directions

Step-by-step road directions between Sudbury and Cambridge.

  1. 1

    Start on Hudson Road

    1073 ft · 25 sec · Hudson Road

  2. 2

    Continue on Old Sudbury Road

    3.1 mi · 5 min · Old Sudbury Road

  3. 3

    Continue on Cochituate Road

    609 ft · 23 sec · Cochituate Road

  4. 4

    Turn left onto Boston Post Road

    4.8 mi · 7 min · Boston Post Road

  5. 5

    Continue on Weston Street

    1.2 mi · 3 min · Weston Street

  6. 6

    Continue on Main Street

    1.2 mi · 2 min · Main Street

  7. 7

    Turn left onto Linden Street

    1946 ft · 33 sec · Linden Street

  8. 8

    Keep slight right to continue on Waverley Oaks Road

    2890 ft · 1 min · Waverley Oaks Road

  9. 9

    Turn right onto Beaver Street

    2029 ft · 44 sec · Beaver Street

  10. 10

    Turn left onto Warren Street

    1371 ft · 27 sec · Warren Street

  11. 11

    Continue on Belmont Street

    2047 ft · 43 sec · Belmont Street

  12. 12

    Keep slight left to continue on Belmont Street

    1.1 mi · 2 min · Belmont Street

  13. 13

    Continue on Belmont Street

    1.1 mi · 2 min · Belmont Street

  14. 14

    Continue on Belmont Street

    23 m · 9 sec · Belmont Street

  15. 15

    Turn left onto Mount Auburn Street

    1753 ft · 43 sec · Mount Auburn Street

  16. 16

    Turn left onto Brattle Street

    1 mi · 2 min · Brattle Street

  17. 17

    Turn left onto Mason Street

    667 ft · 25 sec · Mason Street

  18. 18

    At the end of the road, turn right onto Garden Street

    980 ft · 46 sec · Garden Street

  19. 19

    Turn slight left

    55 m · 14 sec

  20. 20

    Turn left onto Peabody Street

    28 m · 4 sec · Peabody Street

  21. 21

    Turn slight right onto Cambridge Street

    757 ft · 26 sec · Cambridge Street

  22. 22

    Keep slight left to continue on Cambridge Street

    157 m · 30 sec · Cambridge Street

  23. 23

    Turn left onto Quincy Street

    131 m · 17 sec · Quincy Street

  24. 24

    At the end of the road, turn right onto Kirkland Street

    2168 ft · 1 min · Kirkland Street

  25. 25

    Turn right onto Beacon Street

    1011 ft · 37 sec · Beacon Street

  26. 26

    Turn right onto Cooney Street

    90 m · 13 sec · Cooney Street

  27. 27

    At the end of the road, turn right onto Line Street

    90 m · 19 sec · Line Street

  28. 28

    Turn left onto Leonard Avenue

    140 m · 20 sec · Leonard Avenue

  29. 29

    Arrive at your destination

    0 m · 1 sec · Leonard Avenue

Car Route Details

A richer read on the saved driving route between Sudbury and Cambridge.

OSRM road route
Drive Character

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.

Directions
29 steps
17 turns on the saved route
Ramps & Exits
0
0 merges, 0 ramps or exits
Navigation Density
141.5 / 100 mi
Decision points by distance
Main Roads
Boston Post Road
4.8 mi · 23%
Old Sudbury Road
3.07 mi · 15%
Belmont Street
2.58 mi · 13%
Main Street
1.25 mi · 6%
Weston Street
1.24 mi · 6%
Brattle Street
1.05 mi · 5%
Longest Stretch

Boston Post Road

Turn left onto Boston Post Road

4.8 mi · 00h 07m

Route Summary

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

Trip Read

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.

Drive Time
00h 35m
Quick drive
Same-Day Return
01h 10m
Round-trip wheel time
Road vs Air
+4.6 mi
15.8 mi direct line
Halfway Stop
Waltham
00h 17m from Sudbury
Leave By
7:20 PM EDT
Flexible departure
Weather Watch

Slight Chance Light Rain then Chance Rain Showers leaving Sudbury and Light Rain Likely near Cambridge.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Sudbury to Cambridge?

The road trip is about 20.4 miles (32.9 km) and usually takes 00h 35m 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?

Waltham is a useful midpoint, sitting about 8.8 miles from Sudbury and 11.6 miles from Cambridge.

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

The direct path is about 15.8 miles (25.5 km), while the road route adds roughly 4.6 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 7:20 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $2.80 one way or $5.60 round trip. Estimated CO2 is about 6.4 kg one way.

What should you check before leaving?

Before you leave, expect Slight Chance Light Rain then Chance Rain Showers around Sudbury and Light Rain Likely near Cambridge.

Stop Ideas Near Waltham

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

Mid-route Guidance
These suggestions come from reviewed places and nearby services around Waltham and the surrounding midpoint area.
Cocobeet - Boston
Food stop 10.3 mi away

Cocobeet - Boston

Boston , MA
100 City Hall Plaza, Boston, MA 02108
Rating 4.4/5 198 reviews Health food restaurant,Juice shop,Raw food restaurant,Vegan restaurant
Boston's Old City Hall
Scenic stop 10.3 mi away

Boston's Old City Hall

Boston , MA
45 School St, Boston, MA 02108, United States
Rating 4.6/5 346 reviews Tourist attraction,Historical landmark
Cambridge City Hall
Meeting point 7.9 mi away

Cambridge City Hall

Cambridge , MA
795 Massachusetts Ave, Cambridge, MA 02139
Rating 4.4/5 47 reviews City Hall,City government office
Shoppers World
Nearby stop 8.5 mi away

Shoppers World

Framingham , MA
1 Worcester Rd, Framingham, MA 01701, United States
Rating 4.3/5 2,625 reviews Shopping mall

Transit and Meeting Points

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

RAIL

Back Bay station

13 mi away
145 Dartmouth St.
RAIL

North Station

14 mi away
100 Legends Way
RAIL

South Station

15 mi away
2 South Station
RAIL

Anderson Regional Transportation Center

17 mi away
100 Atlantic Ave.

Flight Path Map

This map shows the direct air route between Sudbury and Cambridge. Straight-line distance: 15.86 mi (25.53 km).

Sudbury

#1 Sudbury

Town in Middlesex County, Massachusetts, United States.

Population19,453
Coordinates42.3834300, -71.4161700
Altitude56
CountryUnited States
Cambridge

#2 Cambridge

The most populous city in Middlesex County, Massachusetts.

Population119,192
Coordinates42.3751000, -71.1056100
Altitude5
CountryUnited States
Start: Hudson Road (-71.416158, 42.383443)
End: Leonard Avenue (-71.105735, 42.375115)

Estimated Travel Time

Distance: 33 km by road

SpeedTime
30 mph (48.3 km/h)00h 40m
40 mph (64.37 km/h)00h 30m
50 mph (80.47 km/h)00h 24m
60 mph (96.56 km/h)00h 20m
70 mph (112.65 km/h)00h 17m
80 mph (129 km/h)00h 15m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.72 gal
2.73 L · about $2.80
Round trip
$5.60
1.44 gal · 5.46 L
Estimated CO2
6.4 kg one way
Round trip: 12.8 kg / 28 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $2.80 $5.60
Mid-grade $4.40 $3.17 $6.33
Premium $4.80 $3.46 $6.91
Diesel $4.49 $3.23 $6.46

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

There is no time difference between Sudbury and Cambridge. The current time is 22:05:58.

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.