How far is Dedham, ME from City of Portland, ME?
The driving distance from Dedham, ME to City of Portland, ME is about 144.5 miles (232.5 km), with a travel time of about 06h 25m by car.
- The straight-line flight distance is about 103.8 miles (167.1 km).
- For a round trip, plan for roughly 12h 50m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 7:30 AM EDT.
Reverse, save, or send this route
This drive is better planned with a longer stop or an overnight stay. Copy the route link, send it to another device, or print a clean version before you head out.
This drive is better planned with a longer stop or an overnight stay.
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 06h 25m.
Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
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.
Town in Kennebec County in the U.
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Dedham and City of Portland.
Turn-by-Turn Driving Directions
Step-by-step road directions between Dedham and City of Portland.
-
1
Start on South Road
662 ft · 36 sec · South Road
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2
Turn left onto Lower Dedham Road
3.5 mi · 6 min · Lower Dedham Road
-
3
Turn left onto Main Road
4.8 mi · 8 min · Main Road
-
4
Continue on Wilson Street
2662 ft · 51 sec · Wilson Street
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5
Take the exit straight
2149 ft · 1 min
-
6
Merge slight left
3.5 mi · 4 min
-
7
Continue straight
1.3 mi · 2 min
-
8
Continue straight
45 m · 13 sec
-
9
Take the exit slight right toward I 95 South: Newport
1530 ft · 22 sec
-
10
Merge slight left
79 mi · 1 hr 26 min
-
11
Keep slight right to continue on I 295 South, ME 9, ME 126: Gardiner, Brunswick
46.5 mi · 53 min
-
12
Take the exit slight right toward US 1A
1.1 mi · 3 min
-
13
Continue on Maine State Pier
668 ft · 29 sec · Maine State Pier
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14
Turn slight right
57 m · 14 sec
-
15
Turn straight onto Portland - Peaks Island
2.5 mi · 20 min · Portland - Peaks Island
-
16
Continue straight
65 m · 16 sec
-
17
Continue on Welch Street
1078 ft · 50 sec · Welch Street
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18
Turn right onto Oakland Avenue
594 ft · 26 sec · Oakland Avenue
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19
Turn slight left onto Whitehead Street
107 m · 15 sec · Whitehead Street
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20
Continue on Seashore Avenue
1046 ft · 46 sec · Seashore Avenue
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21
Continue on Seashore Avenue
3044 ft · 2 min · Seashore Avenue
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22
Arrive at your destination
0 m · 1 sec · Seashore Avenue
Car Route Details
A richer read on the saved driving route between Dedham and City of Portland.
Highway-focused drive
Most of the mileage stays on named highways, so the important moments are ramps, exits, merges, and the final local approach.
I 95 South
Merge slight left
79 mi · 01h 26m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
Better with a longer stop
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
Mostly Sunny leaving Dedham and Mostly Sunny near City of Portland.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Dedham to City of Portland?
The road trip is about 144.5 miles (232.5 km) and usually takes 06h 25m in normal driving conditions.
Is this a same-day trip or an overnight route?
This route is long enough that most travelers will be better off planning an overnight stay or a more deliberate stop window.
What is the halfway point on this route?
Oakland is a useful midpoint, sitting about 72.5 miles from Dedham and 72 miles from City of Portland.
How much longer is the road route than the straight-line distance?
The direct path is about 103.8 miles (167.1 km), while the road route adds roughly 40.7 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 6:00 AM to 7:30 AM EDT. Starting early still helps, but most travelers will want a longer stop or an overnight stay on a route this long.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $20.12 one way or $40.24 round trip. Estimated CO2 is about 45.3 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Dedham and Mostly Sunny near City of Portland.
Stop Ideas Near Oakland
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Waterville Opera House
Augusta City Hall
Inn At City Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Oakland.
Augusta, ME
Waldoboro, Maine
Belfast, Maine
Damariscotta, Maine
Flight Path Map
This map shows the direct air route between Dedham and City of Portland. Straight-line distance: 103.83 mi (167.1 km).
#1 Dedham
Town in Maine
| Population | 1,666 |
| Coordinates | 44.6917400, -68.6619800 |
| Altitude | 24 |
| Country | United States |
#2 City of Portland
The twenty-eighth most populous city in the United States and the center of the Portland metropolitan area.
| Population | 653,115 |
| Coordinates | 43.6470800, -70.1682300 |
| Altitude | 36 |
| Country | United States |
End: Seashore Avenue (-70.181795, 43.65347)
Estimated Travel Time
Distance: 232 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 04h 48m |
| 40 mph (64.37 km/h) | 03h 36m |
| 50 mph (80.47 km/h) | 02h 53m |
| 60 mph (96.56 km/h) | 02h 24m |
| 70 mph (112.65 km/h) | 02h 03m |
| 80 mph (129 km/h) | 01h 48m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $20.12 | $40.24 |
| Mid-grade | $4.46 | $22.73 | $45.46 |
| Premium | $4.86 | $24.78 | $49.55 |
| Diesel | $6.00 | $30.58 | $61.17 |
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 · May 05, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.