How far is South Portland, ME from Plymouth, ME?
The driving distance from South Portland, ME to Plymouth, ME is about 110.7 miles (178.2 km), with a travel time of about 02h 07m by car.
- The straight-line flight distance is about 93 miles (149.7 km).
- For a round trip, plan for roughly 04h 15m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 8:00 AM to 10:00 AM EDT.
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.
This route works well as a day trip with time at the destination.
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 02h 07m.
A morning start gives you useful time at the destination and keeps the return out of the late evening.
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 Maine
Route Weather Snapshot
Check the forecast at both ends before you head out.
Sunny
Mostly Clear
Driving Route Map
The map below follows the saved road route between South Portland and Plymouth.
Turn-by-Turn Driving Directions
Step-by-step road directions between South Portland and Plymouth.
-
1
Start on Pine Street
18 m · 10 sec · Pine Street
-
2
Turn sharp left onto Broadway
1.6 km · 2 min · Broadway
-
3
Continue on Casco Bay Bridge
1.1 mi · 2 min · Casco Bay Bridge
-
4
Turn straight onto York Street
785 ft · 19 sec · York Street
-
5
Turn left onto High Street
1.4 km · 2 min · High Street
-
6
Take the ramp slight right toward I 295 North, US 1 North: Falmouth
1360 ft · 33 sec
-
7
Merge slight left
46.8 mi · 53 min
-
8
Merge slight left onto Maine Turnpike
57.8 mi · 1 hr 3 min · Maine Turnpike
-
9
Take the exit slight right toward ME 7: East Newport, Plymouth
1640 ft · 47 sec
-
10
Keep slight right
55 m · 5 sec
-
11
Turn straight onto Moosehead Trail
2.4 mi · 4 min · Moosehead Trail
-
12
Turn sharp right onto State Route 69
37 m · 3 sec · State Route 69
-
13
Arrive at your destination
0 m · 1 sec · State Route 69
Car Route Details
A richer read on the saved driving route between South Portland and Plymouth.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
Maine Turnpike
Merge slight left onto Maine Turnpike
57.8 mi · 01h 03m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
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.
Sunny leaving South Portland and Mostly Clear near Plymouth.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from South Portland to Plymouth?
The road trip is about 110.7 miles (178.2 km) and usually takes 02h 07m 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?
Hallowell is a useful midpoint, sitting about 55.4 miles from South Portland and 55.4 miles from Plymouth.
How much longer is the road route than the straight-line distance?
The direct path is about 93 miles (149.7 km), while the road route adds roughly 17.7 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 2:14 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.42 one way or $30.85 round trip. Estimated CO2 is about 34.7 kg one way.
What should you check before leaving?
Before you leave, expect Sunny around South Portland and Mostly Clear near Plymouth.
Stop Ideas Near Hallowell
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 Hallowell.
Augusta, ME
Wiscasset, Maine
Damariscotta, Maine
Waldoboro, Maine
Flight Path Map
This map shows the direct air route between South Portland and Plymouth. Straight-line distance: 93.04 mi (149.73 km).
#1 South Portland
City in Cumberland County, Maine, USA
| Population | 25,950 |
| Coordinates | 43.6414700, -70.2408800 |
| Altitude | 7 |
| Country | United States |
#2 Plymouth
Town in Penobscot County, Maine, United States
| Population | 1,356 |
| Coordinates | 44.7672900, -69.2103300 |
| Altitude | 81 |
| Country | United States |
End: Plymouth (-69.21033, 44.76729)
Estimated Travel Time
Distance: 178 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 41m |
| 40 mph (64.37 km/h) | 02h 46m |
| 50 mph (80.47 km/h) | 02h 12m |
| 60 mph (96.56 km/h) | 01h 50m |
| 70 mph (112.65 km/h) | 01h 34m |
| 80 mph (129 km/h) | 01h 22m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $15.42 | $30.85 |
| Mid-grade | $4.46 | $17.43 | $34.85 |
| Premium | $4.86 | $18.99 | $37.99 |
| Diesel | $6.00 | $23.45 | $46.90 |
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 Maine · Jun 04, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.