How far is Mars Hill, ME from South Portland, ME?
The driving distance from Mars Hill, ME to South Portland, ME is about 275.7 miles (443.7 km), with a travel time of about 04h 18m by car.
- The straight-line flight distance is about 229.9 miles (370 km).
- For a round trip, plan for roughly 08h 36m of driving time before adding stops, traffic, or weather delays.
- A comfortable departure window is usually 6:00 AM to 8:00 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 04h 18m.
An early departure helps you fit a real stop into the day without turning the return into a late-night drive.
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 Hennepin County, Minnesota, US
Route Weather Snapshot
Check the forecast at both ends before you head out.
Mostly Sunny then Slight Chance Rain Showers
Mostly Sunny
Driving Route Map
The map below follows the saved road route between Mars Hill and South Portland.
Turn-by-Turn Driving Directions
Step-by-step road directions between Mars Hill and South Portland.
-
1
Start on Mill Street
68 m · 19 sec · Mill Street
-
2
Turn left onto Main Street
2608 ft · 1 min · Main Street
-
3
Continue on Military Road
1649 ft · 40 sec · Military Road
-
4
Continue on Route 1
2.7 mi · 4 min · Route 1
-
5
Continue on Main Road
6.7 mi · 11 min · Main Road
-
6
Continue on Route 1
6.4 mi · 10 min · Route 1
-
7
Continue on US Highway 1
1.1 km · 55 sec · US Highway 1
-
8
Continue on North Road
5.8 mi · 8 min · North Road
-
9
Continue on North Street
3.1 mi · 6 min · North Street
-
10
Take the exit right
1588 ft · 39 sec
-
11
Merge slight left
198.2 mi · 3 hr 27 min
-
12
Keep slight right to continue on I 295 South, ME 9, ME 126: Gardiner, Brunswick
46.5 mi · 53 min
-
13
Take the exit slight right toward US 1A
2130 ft · 1 min
-
14
Turn right onto Marginal Way
2795 ft · 1 min · Marginal Way
-
15
Continue on State Street
1.6 km · 2 min · State Street
-
16
Continue on Casco Bay Bridge
1.1 mi · 2 min · Casco Bay Bridge
-
17
Continue on Broadway
1.6 km · 2 min · Broadway
-
18
Turn sharp right onto Pine Street
18 m · 3 sec · Pine Street
-
19
Arrive at your destination
0 m · 1 sec · Pine Street
Car Route Details
A richer read on the saved driving route between Mars Hill and South Portland.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
North Street
Merge slight left
198 mi · 03h 27m
Route Summary
A quick read on whether this route feels easy, ambitious, or worth planning around.
A longer out-and-back drive
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
Mostly Sunny then Slight Chance Rain Showers leaving Mars Hill and Mostly Sunny near South Portland.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Mars Hill to South Portland?
The road trip is about 275.7 miles (443.7 km) and usually takes 04h 18m in normal driving conditions.
Is this a same-day trip or an overnight route?
This is still possible in one day, but it becomes a long driving day. Leaving early and planning your stop window matters more here.
What is the halfway point on this route?
Orono is a useful midpoint, sitting about 137.6 miles from Mars Hill and 138.1 miles from South Portland.
How much longer is the road route than the straight-line distance?
The direct path is about 229.9 miles (370 km), while the road route adds roughly 45.8 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 8:00 AM EDT. If you want a more comfortable same-day return, try to leave by 8:24 AM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $38.38 one way or $76.77 round trip. Estimated CO2 is about 86.5 kg one way.
What should you check before leaving?
Before you leave, expect Mostly Sunny then Slight Chance Rain Showers around Mars Hill and Mostly Sunny near South Portland.
Stop Ideas Near Orono
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 Orono.
Orono (University of Maine), Maine
Bangor, Maine
Searsport, Maine
Belfast, Maine
Flight Path Map
This map shows the direct air route between Mars Hill and South Portland. Straight-line distance: 229.89 mi (369.98 km).
#1 Mars Hill
Human settlement in United States of America
| Population | 1,461 |
| Coordinates | 46.5158800, -67.8664100 |
| Altitude | 129 |
| Country | United States |
#2 South Portland
City in Cumberland County, Maine, USA
| Population | 25,950 |
| Coordinates | 43.6414700, -70.2408800 |
| Altitude | 7 |
| Country | United States |
End: Pine Street (-70.240981, 43.641461)
Estimated Travel Time
Distance: 444 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 09h 11m |
| 40 mph (64.37 km/h) | 06h 53m |
| 50 mph (80.47 km/h) | 05h 30m |
| 60 mph (96.56 km/h) | 04h 35m |
| 70 mph (112.65 km/h) | 03h 56m |
| 80 mph (129 km/h) | 03h 26m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $38.38 | $76.77 |
| Mid-grade | $4.46 | $43.37 | $86.73 |
| Premium | $4.86 | $47.27 | $94.54 |
| Diesel | $6.00 | $58.35 | $116.70 |
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.