How far is Sullivan, ME from City of Portland, ME?
The driving distance from Sullivan, ME to City of Portland, ME is about 171.4 miles (275.8 km), with a travel time of about 06h 57m by car.
- The straight-line flight distance is about 115 miles (185 km).
- For a round trip, plan for roughly 13h 54m 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 57m.
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 Waldo County, Maine, United States of America
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Sullivan and City of Portland.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sullivan and City of Portland.
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1
Start on Bert Gray Road
15 m · 2 sec · Bert Gray Road
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2
Turn right onto US Highway 1
10.1 mi · 15 min · US Highway 1
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3
Continue on Downeast Highway
1.1 mi · 2 min · Downeast Highway
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4
Keep slight right to continue on Downeast Highway
140 m · 11 sec · Downeast Highway
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5
Continue on High Street
1268 ft · 36 sec · High Street
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6
Turn left onto Foster Street
2227 ft · 1 min · Foster Street
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7
At the end of the road, turn right onto Water Street
1.1 km · 1 min · Water Street
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8
Turn left onto West Main Street
806 ft · 10 sec · West Main Street
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9
Keep slight right to continue on Main Street
85 m · 4 sec · Main Street
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10
Continue on Bucksport Road
8.5 mi · 10 min · Bucksport Road
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11
Continue on Acadia Highway
9.4 mi · 11 min · Acadia Highway
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12
Continue on Route 1
1.6 km · 1 min · Route 1
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13
Continue on Main Street
41 m · 9 sec · Main Street
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14
Turn left onto Route 1
682 ft · 17 sec · Route 1
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15
Continue on US Highway 1
1.2 mi · 3 min · US Highway 1
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16
Continue on Route 1
13.4 mi · 16 min · Route 1
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17
Continue on Searsport Avenue
2.7 mi · 5 min · Searsport Avenue
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18
Continue on Route 1
1.1 km · 1 min · Route 1
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19
Take the exit slight right
1414 ft · 39 sec
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20
Keep slight right
114 m · 12 sec
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21
Merge slight left onto Belmont Avenue
3.9 mi · 5 min · Belmont Avenue
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22
Continue on Augusta Road
4.8 mi · 5 min · Augusta Road
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23
Continue on Belfast Augusta Road East
3.4 mi · 4 min · Belfast Augusta Road East
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24
Continue on Acadia Highway
4 mi · 4 min · Acadia Highway
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25
Continue on Belfast Augusta Road
17.6 mi · 21 min · Belfast Augusta Road
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26
Continue on Belfast Road
1077 ft · 17 sec · Belfast Road
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27
Continue on North Belfast Avenue
8.1 mi · 12 min · North Belfast Avenue
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28
Turn left onto North Belfast Avenue
1.6 km · 2 min · North Belfast Avenue
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29
At the end of the road, turn left onto Bangor Street
2936 ft · 53 sec · Bangor Street
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30
Enter the roundabout and take exit 2 toward Cony Circle
49 m · 3 sec · Memorial Drive
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31
Exit the rotary onto Memorial Drive
1.1 km · 2 min · Memorial Drive
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32
Enter the roundabout and take exit 3 toward Memorial Circle
122 m · 7 sec · State Street
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33
Exit the rotary onto State Street
1007 ft · 19 sec · State Street
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34
Turn right onto Capitol Street
1.3 km · 1 min · Capitol Street
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35
Turn straight onto Armory Street
915 ft · 20 sec · Armory Street
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36
Turn left onto Western Avenue
1.1 km · 1 min · Western Avenue
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37
Take the exit slight right toward I 95: Portland, Waterville, Bangor
1829 ft · 44 sec
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38
Keep slight left to continue on I-95 South: Portland, Kittery
3262 ft · 1 min
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39
Merge slight left onto Maine Turnpike
5.9 mi · 6 min · Maine Turnpike
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40
Keep slight right to continue on I 295 South, ME 9, ME 126: Gardiner, Brunswick
46.5 mi · 53 min
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41
Take the exit slight right toward US 1A
1.1 mi · 3 min
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42
Continue on Maine State Pier
668 ft · 29 sec · Maine State Pier
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43
Turn slight right
57 m · 14 sec
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44
Turn straight onto Portland - Peaks Island
2.5 mi · 20 min · Portland - Peaks Island
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45
Continue straight
65 m · 16 sec
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46
Continue on Welch Street
1078 ft · 50 sec · Welch Street
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47
Turn right onto Oakland Avenue
594 ft · 26 sec · Oakland Avenue
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48
Turn slight left onto Whitehead Street
107 m · 15 sec · Whitehead Street
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49
Continue on Seashore Avenue
1046 ft · 46 sec · Seashore Avenue
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50
Continue on Seashore Avenue
3044 ft · 2 min · Seashore Avenue
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51
Arrive at your destination
0 m · 1 sec · Seashore Avenue
Car Route Details
A richer read on the saved driving route between Sullivan and City of Portland.
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.
I 295 South
Keep slight right to continue on I 295 South, ME 9, ME 126: Gardiner, Brunswick
46.5 mi · 00h 53m
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 Sullivan 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 Sullivan to City of Portland?
The road trip is about 171.4 miles (275.8 km) and usually takes 06h 57m 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?
Palermo is a useful midpoint, sitting about 77.2 miles from Sullivan and 94.2 miles from City of Portland.
How much longer is the road route than the straight-line distance?
The direct path is about 115 miles (185 km), while the road route adds roughly 56.4 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 $23.87 one way or $47.73 round trip. Estimated CO2 is about 53.8 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny around Sullivan and Mostly Sunny near City of Portland.
Stop Ideas Near Palermo
Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.
Waterville Opera House
Sidney Town Hall
Transit and Meeting Points
Useful pickup, handoff, or rendezvous points close to Palermo.
Augusta, ME
Waldoboro, Maine
Belfast, Maine
Camden/Rockport, Maine
Flight Path Map
This map shows the direct air route between Sullivan and City of Portland. Straight-line distance: 114.95 mi (185 km).
#1 Sullivan
Town in Maine, United States
| Population | 1,261 |
| Coordinates | 44.5203600, -68.1966800 |
| Altitude | 14 |
| 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: 276 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 05h 42m |
| 40 mph (64.37 km/h) | 04h 17m |
| 50 mph (80.47 km/h) | 03h 25m |
| 60 mph (96.56 km/h) | 02h 51m |
| 70 mph (112.65 km/h) | 02h 26m |
| 80 mph (129 km/h) | 02h 08m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $23.87 | $47.73 |
| Mid-grade | $4.46 | $26.96 | $53.93 |
| Premium | $4.86 | $29.39 | $58.78 |
| Diesel | $6.00 | $36.28 | $72.56 |
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.