How far is Onset, MA from Boston, MA?

The driving distance from Onset, MA to Boston, MA is about 57.5 miles (92.6 km), with a travel time of about 01h 11m by car.

  • The straight-line flight distance is about 47.3 miles (76.2 km).
  • For a round trip, plan for roughly 02h 23m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
57.56 mi
01h 11m
Flight
47.34 mi
76.18 km direct

This route works well as a day trip with time at the destination.

Learn Distance

Choose another destination from Onset.

Flight Distance

Direct air line
47.34 mi
Kilometers
76.18 km
Flight Time
00h 05m

Driving Distance

Road route
57.56 mi
Kilometers
92.64 km
Drive Time
01h 11m

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 01h 11m.

Arrival Snapshot
Arrive in Boston
Sun, Apr 19, 5:30 AM EDT
Return by in Onset
Sun, Apr 19, 6:42 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Onset
2026-04-19T04:18
Arrive Boston
Sun, Apr 19, 5:30 AM EDT
Route Timing
01h 11m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
9:12 AM to 11:12 AM EDT

A morning start gives you useful time at the destination and keeps the return out of the late evening.

Leave by
4:06 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in Onset
9:30 PM EDT
Morning start is best

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
West Bridgewater
MA

City in Plymouth County, Massachusetts, United States of America

From Onset
28.4 mi
00h 36m
To Boston
29.1 mi
00h 36m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
Onset Weather
MA
Live fallback forecast
52°F
Sunday
Using Wareham as the closest live forecast in the Plymouth County weather hub.

Rain Showers Likely

Starts
Sun, Apr 19 6:00 AM EDT
Wind
12 to 20 mph SW
Destination
58°F
Sunday

Rain Showers Likely

Starts
Sun, Apr 19 6:00 AM EDT
Wind
6 to 10 mph SW

Driving Route Map

The map below follows the saved road route between Onset and Boston.

Turn-by-Turn Driving Directions

Step-by-step road directions between Onset and Boston.

  1. 1

    Start on Onset Avenue

    1.5 mi · 3 min · Onset Avenue

  2. 2

    Turn slight right onto Depot Street

    2011 ft · 1 min · Depot Street

  3. 3

    Turn left onto Cranberry Highway

    1084 ft · 26 sec · Cranberry Highway

  4. 4

    Keep slight right to continue on Cranberry Highway

    933 ft · 23 sec · Cranberry Highway

  5. 5

    Keep slight right to continue on Maple Springs Road

    2019 ft · 34 sec · Maple Springs Road

  6. 6

    Take the ramp slight right toward MA 25 West

    1607 ft · 39 sec

  7. 7

    Merge slight left

    2.8 mi · 3 min

  8. 8

    Continue straight

    18.7 mi · 22 min

  9. 9

    Take the exit slight right toward MA 24 North: Boston

    1.4 km · 2 min

  10. 10

    Merge slight left onto Amvets Highway

    17.5 mi · 20 min · Amvets Highway

  11. 11

    Keep slight right to continue on I 93 North, US 1 North: Boston

    2471 ft · 1 min

  12. 12

    Merge slight left

    11.5 mi · 16 min

  13. 13

    Continue on John F. Fitzgerald Expressway

    998 ft · 19 sec · John F. Fitzgerald Expressway

  14. 14

    Take the exit slight left toward South Station, Airport

    2666 ft · 1 min

  15. 15

    Keep slight right to continue on South Station

    2711 ft · 1 min

  16. 16

    Continue on Lincoln Street

    1345 ft · 51 sec · Lincoln Street

  17. 17

    At the end of the road, turn left onto Summer Street

    25 m · 6 sec · Summer Street

  18. 18

    Turn right onto Devonshire Street

    687 ft · 32 sec · Devonshire Street

  19. 19

    Turn left onto Franklin Street

    53 m · 8 sec · Franklin Street

  20. 20

    Turn right onto Arch Street

    141 m · 20 sec · Arch Street

  21. 21

    Turn left onto Milk Street

    84 m · 9 sec · Milk Street

  22. 22

    Continue on Washington Street

    737 ft · 33 sec · Washington Street

  23. 23

    At the end of the road, turn left onto Court Street

    144 m · 20 sec · Court Street

  24. 24

    Turn left onto Tremont Street

    102 m · 12 sec · Tremont Street

  25. 25

    Arrive at your destination

    0 m · 1 sec · Tremont Street

Car Route Details

A richer read on the saved driving route between Onset and Boston.

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
25 steps
9 turns on the saved route
Ramps & Exits
6
3 merges, 3 ramps or exits
Navigation Density
43.4 / 100 mi
Decision points by distance
Main Roads
MA 25 West
21.8 mi · 38%
Amvets Highway
17.5 mi · 30%
I 93 North
12 mi · 21%
Onset Avenue
1.48 mi · 3%
South Station
1.02 mi · 2%
MA 24 North
0.85 mi · 1%
Longest Stretch

MA 25 West

Continue straight

18.7 mi · 00h 22m

Route Summary

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

Trip Read

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.

Drive Time
01h 11m
Day trip friendly
Same-Day Return
02h 24m
Round-trip wheel time
Road vs Air
+10.2 mi
47.3 mi direct line
Halfway Stop
West Bridgewater
00h 36m from Onset
Leave By
4:06 PM EDT
Morning start is best
Weather Watch

Rain Showers Likely leaving Onset and Rain Showers Likely near Boston.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Onset to Boston?

The road trip is about 57.5 miles (92.6 km) and usually takes 01h 11m 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?

West Bridgewater is a useful midpoint, sitting about 28.4 miles from Onset and 29.1 miles from Boston.

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

The direct path is about 47.3 miles (76.2 km), while the road route adds roughly 10.2 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 4:06 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $7.90 one way or $15.79 round trip. Estimated CO2 is about 18 kg one way.

What should you check before leaving?

Before you leave, expect Rain Showers Likely around Onset and Rain Showers Likely near Boston.

Stop Ideas Near West Bridgewater

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

Mid-route Guidance
Local place coverage is thin around West Bridgewater, 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 West Bridgewater.

RAIL

Route 128 station

24 mi away
50 University Ave
RAIL

Back Bay station

37 mi away
145 Dartmouth St.
RAIL

South Station

37 mi away
2 South Station
RAIL

North Station

39 mi away
100 Legends Way

Flight Path Map

This map shows the direct air route between Onset and Boston. Straight-line distance: 47.34 mi (76.18 km).

Onset

#1 Onset

Census designated place

Population1,573
Coordinates41.7417700, -70.6578100
Altitude4
CountryUnited States
Boston

#2 Boston

The twenty-first most populous city in the United States and the center of the Boston metropolitan area.

Population691,531
Coordinates42.3584300, -71.0597700
Altitude14
CountryUnited States
Start: Onset Avenue (-70.657834, 41.741655)
End: Tremont Street (-71.060035, 42.358548)

Estimated Travel Time

Distance: 93 km by road

SpeedTime
30 mph (48.3 km/h)01h 55m
40 mph (64.37 km/h)01h 26m
50 mph (80.47 km/h)01h 09m
60 mph (96.56 km/h)00h 57m
70 mph (112.65 km/h)00h 49m
80 mph (129 km/h)00h 43m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
2.03 gal
7.69 L · about $7.90
Round trip
$15.79
4.06 gal · 15.38 L
Estimated CO2
18 kg one way
Round trip: 36.1 kg / 80 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.89 $7.90 $15.79
Mid-grade $4.40 $8.93 $17.85
Premium $4.80 $9.74 $19.48
Diesel $4.49 $9.11 $18.22

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

There is no time difference between Onset and Boston. The current time is 04:18:53.

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.