How far is East Greenwich, RI from Portsmouth, RI?

The driving distance from East Greenwich, RI to Portsmouth, RI is about 27 miles (43.5 km), with a travel time of about 00h 51m by car.

  • The straight-line flight distance is about 11.4 miles (18.3 km).
  • For a round trip, plan for roughly 01h 42m 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
27.02 mi
00h 51m
Flight
11.35 mi
18.26 km direct

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

Learn Distance

Choose another destination from East Greenwich.

Flight Distance

Direct air line
11.35 mi
Kilometers
18.26 km
Flight Time
00h 01m

Driving Distance

Road route
27.02 mi
Kilometers
43.48 km
Drive Time
00h 51m

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 51m.

Arrival Snapshot
Arrive in Portsmouth
Wed, Apr 15, 12:17 AM EDT
Return by in East Greenwich
Wed, Apr 15, 1:08 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave East Greenwich
2026-04-14T23:26
Arrive Portsmouth
Wed, Apr 15, 12:17 AM EDT
Route Timing
00h 51m
One way by road
Best Departure Window
8:00 AM to 10:00 AM EDT
Aim for a morning departure
Arrive between
8:51 AM to 10:51 AM EDT

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

Leave by
4:48 PM EDT
Keeps a same-day return open with about 03h 00m at the destination.
Back in East Greenwich
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
Jamestown
RI

Town in Rhode Island, United States

From East Greenwich
13.5 mi
00h 25m
To Portsmouth
13.5 mi
00h 25m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
62°F
Tuesday

Mostly Sunny

Starts
Tue, Apr 14 6:00 AM EDT
Wind
12 to 15 mph SW
Destination
Portsmouth Weather
RI
Live fallback forecast
66°F
Tuesday
Using Warwick as the closest live forecast in the Rhode Island weather hub.

Patchy Fog then Mostly Sunny

Starts
Tue, Apr 14 6:00 AM EDT
Wind
2 to 8 mph SW

Driving Route Map

The map below follows the saved road route between East Greenwich and Portsmouth.

Turn-by-Turn Driving Directions

Step-by-step road directions between East Greenwich and Portsmouth.

  1. 1

    Start on Spring Street

    9 m · 6 sec · Spring Street

  2. 2

    Turn left onto Reynolds Street

    1060 ft · 43 sec · Reynolds Street

  3. 3

    At the end of the road, turn left onto First Avenue

    1538 ft · 56 sec · First Avenue

  4. 4

    Turn right onto Main Street

    1815 ft · 49 sec · Main Street

  5. 5

    Continue on Post Road

    5.8 mi · 11 min · Post Road

  6. 6

    Turn left onto West Main Street

    2822 ft · 1 min · West Main Street

  7. 7

    Turn right onto Brown Street

    1022 ft · 20 sec · Brown Street

  8. 8

    Enter the roundabout and take exit 2 toward Boston Neck Road

    19 m · 2 sec · Boston Neck Road

  9. 9

    Exit the roundabout onto Boston Neck Road

    3.4 mi · 5 min · Boston Neck Road

  10. 10

    Take the ramp slight right toward RI 138 East: Jamestown, Newport

    1385 ft · 34 sec

  11. 11

    Merge slight left

    7.3 mi · 10 min

  12. 12

    Turn right onto Admiral Kalbfus Road

    956 ft · 44 sec · Admiral Kalbfus Road

  13. 13

    Turn left onto Girard Avenue

    1.1 km · 2 min · Girard Avenue

  14. 14

    At the end of the road, turn right onto Coddington Highway

    1.3 km · 1 min · Coddington Highway

  15. 15

    Turn left onto West Main Road

    6.2 mi · 14 min · West Main Road

  16. 16

    Take the exit slight left toward RI 114 North: Bristol

    1410 ft · 34 sec

  17. 17

    Turn straight onto RI 114 North: Bristol

    81 m · 8 sec

  18. 18

    Turn right onto Freeborn Street

    843 ft · 40 sec · Freeborn Street

  19. 19

    Continue on Freeborn Street

    1724 ft · 1 min · Freeborn Street

  20. 20

    Turn left

    26 m · 6 sec

  21. 21

    Arrive at your destination

    0 m · 1 sec

Car Route Details

A richer read on the saved driving route between East Greenwich and Portsmouth.

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
21 steps
14 turns on the saved route
Ramps & Exits
5
1 merges, 4 ramps or exits
Navigation Density
77.8 / 100 mi
Decision points by distance
Main Roads
RI 138 East
7.58 mi · 28%
West Main Road
6.22 mi · 23%
Post Road
5.77 mi · 21%
Boston Neck Road
3.39 mi · 13%
Coddington Highway
0.83 mi · 3%
Girard Avenue
0.66 mi · 2%
Longest Stretch

RI 138 East

Merge slight left

7.31 mi · 00h 10m

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
00h 51m
Day trip friendly
Same-Day Return
01h 42m
Round-trip wheel time
Road vs Air
+15.6 mi
11.4 mi direct line
Halfway Stop
Jamestown
00h 25m from East Greenwich
Leave By
4:48 PM EDT
Morning start is best
Weather Watch

Mostly Sunny leaving East Greenwich and Patchy Fog then Mostly Sunny near Portsmouth.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from East Greenwich to Portsmouth?

The road trip is about 27 miles (43.5 km) and usually takes 00h 51m 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?

Jamestown is a useful midpoint, sitting about 13.5 miles from East Greenwich and 13.5 miles from Portsmouth.

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

The direct path is about 11.4 miles (18.3 km), while the road route adds roughly 15.6 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 4:48 PM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $3.75 one way or $7.50 round trip. Estimated CO2 is about 8.4 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Sunny around East Greenwich and Patchy Fog then Mostly Sunny near Portsmouth.

Stop Ideas Near Jamestown

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

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

RAIL

Kingston station

16 mi away
1 Railroad Avenue
RAIL

Providence station

37 mi away
100 Gaspee Street
RAIL

Westerly station

41 mi away
14 Railroad Avenue
BUS

Foxwoods Casino, Connecticut

51 mi away
39 Norwich Westerley Rd.

Flight Path Map

This map shows the direct air route between East Greenwich and Portsmouth. Straight-line distance: 11.35 mi (18.26 km).

East Greenwich

#1 East Greenwich

Town in Kent County, Rhode Island, United States

Population13,141
Coordinates41.6603800, -71.4558900
Altitude48
CountryUnited States
Portsmouth

#2 Portsmouth

Town in Newport County, Rhode Island, USA

Population17,108
Coordinates41.6023200, -71.2503300
Altitude43
CountryUnited States
Start: East Greenwich (-71.45589, 41.66038)
End: Portsmouth (-71.25033, 41.60232)

Estimated Travel Time

Distance: 43 km by road

SpeedTime
30 mph (48.3 km/h)00h 54m
40 mph (64.37 km/h)00h 40m
50 mph (80.47 km/h)00h 32m
60 mph (96.56 km/h)00h 27m
70 mph (112.65 km/h)00h 23m
80 mph (129 km/h)00h 20m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
0.95 gal
3.61 L · about $3.75
Round trip
$7.50
1.9 gal · 7.22 L
Estimated CO2
8.4 kg one way
Round trip: 16.9 kg / 37 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.95 $3.75 $7.50
Mid-grade $4.46 $4.23 $8.47
Premium $4.86 $4.62 $9.23
Diesel $6.00 $5.70 $11.39

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 Rhode Island · Apr 15, 2026

There is no time difference between East Greenwich and Portsmouth. The current time is 23:26:03.

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.