How far is Portland, ME from South Windham, ME?
The driving distance from Portland, ME to South Windham, ME is about 12 miles (19.3 km), with a travel time of about 00h 22m by car.
- The straight-line flight distance is about 9.9 miles (15.9 km).
- For a round trip, plan for roughly 00h 45m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 7:00 AM to 7:00 PM EDT.
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.
This is an easy same-day return drive.
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 00h 22m.
This is a short drive, so your comfort window is wide. Traffic and current weather matter more than the clock.
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.
City in Cumberland County, Maine, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Cloudy
Driving Route Map
The map below follows the saved road route between Portland and South Windham.
Turn-by-Turn Driving Directions
Step-by-step road directions between Portland and South Windham.
-
1
Start on Congress Street
148 m · 20 sec · Congress Street
-
2
Turn right onto Brown Street
589 ft · 30 sec · Brown Street
-
3
Turn left onto Cumberland Avenue
1233 ft · 30 sec · Cumberland Avenue
-
4
Turn right onto High Street
797 ft · 20 sec · High Street
-
5
Turn left onto Park Avenue
1.5 km · 2 min · Park Avenue
-
6
Continue on Congress Street
1.5 mi · 3 min · Congress Street
-
7
Turn right onto Westbrook Street
1.2 mi · 2 min · Westbrook Street
-
8
Continue on Stroudwater Street
1.7 mi · 3 min · Stroudwater Street
-
9
Turn left onto William B Clarke Drive
772 ft · 17 sec · William B Clarke Drive
-
10
Turn right onto Spring Street
99 m · 14 sec · Spring Street
-
11
Turn left onto Main Street
2456 ft · 53 sec · Main Street
-
12
Turn right onto William B Clarke Drive
2184 ft · 48 sec · William B Clarke Drive
-
13
Continue on Conant Street
1805 ft · 39 sec · Conant Street
-
14
Continue on Main Street
1 mi · 2 min · Main Street
-
15
Turn right onto Mosher Road
2.9 mi · 5 min · Mosher Road
-
16
Enter the roundabout and take exit 1 toward Gray Road
24 m · 5 sec · Gray Road
-
17
Exit the roundabout onto Gray Road
2436 ft · 1 min · Gray Road
-
18
Turn right onto Depot Street
613 ft · 32 sec · Depot Street
-
19
Turn left
58 m · 14 sec
-
20
Arrive at your destination
0 m · 1 sec
Car Route Details
A richer read on the saved driving route between Portland and South Windham.
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.
Mosher Road
Turn right onto Mosher Road
2.87 mi · 00h 05m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Mostly Sunny leaving Portland and Mostly Cloudy near South Windham.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Portland to South Windham?
The road trip is about 12 miles (19.3 km) and usually takes 00h 22m 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?
Westbrook is a useful midpoint, sitting about 6 miles from Portland and 6 miles from South Windham.
How much longer is the road route than the straight-line distance?
The direct path is about 9.9 miles (15.9 km), while the road route adds roughly 2.1 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 7:44 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $1.84 one way or $3.68 round trip. Estimated CO2 is about 3.7 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Portland and Mostly Cloudy near South Windham.
Stop Ideas Near Westbrook
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 Westbrook.
Portland Transportation Center
Old Orchard Beach
Saco Transportation Center
Freeport
Flight Path Map
This map shows the direct air route between Portland and South Windham. Straight-line distance: 9.87 mi (15.88 km).
#1 Portland
The most populous city in Cumberland County, Maine.
| Population | 66,803 |
| Coordinates | 43.6573700, -70.2589000 |
| Altitude | 19 |
| Country | United States |
#2 South Windham
South Windham is a place in Maine, United States.
| Population | 0 |
| Coordinates | 43.7361900, -70.4236600 |
| Altitude | 37 |
| Country | United States |
End: South Windham (-70.42366, 43.73619)
Estimated Travel Time
Distance: 19 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 00h 23m |
| 40 mph (64.37 km/h) | 00h 17m |
| 50 mph (80.47 km/h) | 00h 14m |
| 60 mph (96.56 km/h) | 00h 11m |
| 70 mph (112.65 km/h) | 00h 10m |
| 80 mph (129 km/h) | 00h 08m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $4.38 | $1.84 | $3.68 |
| Mid-grade | $4.93 | $2.07 | $4.14 |
| Premium | $5.41 | $2.27 | $4.54 |
| Diesel | $6.44 | $2.70 | $5.41 |
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 Maine · Oct 15, 2026