How far is Sanford, ME from South Thomaston, ME?
The driving distance from Sanford, ME to South Thomaston, ME is about 111.2 miles (179 km), with a travel time of about 02h 37m by car.
- The straight-line flight distance is about 92.4 miles (148.7 km).
- For a round trip, plan for roughly 05h 14m 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 37m.
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.
Town in Maine, United States
Route Weather Snapshot
Check the forecast at both ends before you head out.
Rain Showers
Patchy Fog
Driving Route Map
The map below follows the saved road route between Sanford and South Thomaston.
Turn-by-Turn Driving Directions
Step-by-step road directions between Sanford and South Thomaston.
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1
Start on the route
27 m · 8 sec
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2
Turn right onto Washington Street
763 ft · 23 sec · Washington Street
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3
Continue on River Street
872 ft · 26 sec · River Street
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4
Turn right onto Cottage Street
1.2 mi · 3 min · Cottage Street
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5
Continue on Sanford Road
2.4 mi · 4 min · Sanford Road
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6
Continue on Biddeford Road
1.8 mi · 2 min · Biddeford Road
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7
Continue on Alfred Road
8.2 mi · 9 min · Alfred Road
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8
Continue on Alfred Street
1.4 mi · 2 min · Alfred Street
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9
Take the ramp left
735 ft · 1 min
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10
Keep slight right to continue on I 95 North Toll: Portland, Augusta
1317 ft · 33 sec
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11
Merge slight left onto Maine Turnpike
12.2 mi · 13 min · Maine Turnpike
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12
Keep slight right to continue on Downtown Portland
28.2 mi · 34 min
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13
Take the exit slight right toward US 1: Brunswick, Bath, Coastal Route
1.3 mi · 2 min
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14
Continue on Pleasant Street
1.2 mi · 3 min · Pleasant Street
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15
Turn left onto Mill Street
9.2 mi · 13 min · Mill Street
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16
Continue on Main Street
1 mi · 2 min · Main Street
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17
Continue on Route 1
4.9 mi · 7 min · Route 1
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18
Continue on Bath Road
4 mi · 8 min · Bath Road
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19
Continue on Main Street
2605 ft · 1 min · Main Street
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20
Continue on Route 1
8.7 mi · 12 min · Route 1
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21
Keep slight right to continue on Route 1
5.4 mi · 8 min · Route 1
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22
Continue on Atlantic Highway
13.4 mi · 18 min · Atlantic Highway
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23
Continue on Main Street
1.8 mi · 2 min · Main Street
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24
Turn right onto High Street
2593 ft · 52 sec · High Street
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25
Continue on Saint George Road
1.2 mi · 2 min · Saint George Road
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26
Turn left onto Westbrook Street
1.9 mi · 7 min · Westbrook Street
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27
At the end of the road, turn left onto Spruce Head Road
8 m · 1 sec · Spruce Head Road
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28
Arrive at your destination
0 m · 1 sec · Spruce Head Road
Car Route Details
A richer read on the saved driving route between Sanford and South Thomaston.
Straightforward drive
The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.
Downtown Portland
Keep slight right to continue on Downtown Portland
28.2 mi · 00h 34m
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.
Rain Showers leaving Sanford and Patchy Fog near South Thomaston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Sanford to South Thomaston?
The road trip is about 111.2 miles (179 km) and usually takes 02h 37m 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?
Topsham is a useful midpoint, sitting about 55.6 miles from Sanford and 55.7 miles from South Thomaston.
How much longer is the road route than the straight-line distance?
The direct path is about 92.4 miles (148.7 km), while the road route adds roughly 18.8 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 8:00 AM to 10:00 AM EDT. If you want a more comfortable same-day return, try to leave by 1:16 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $15.50 one way or $31.01 round trip. Estimated CO2 is about 34.9 kg one way.
What should you check before leaving?
Before you leave, expect Rain Showers around Sanford and Patchy Fog near South Thomaston.
Stop Ideas Near Topsham
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 Topsham.
Brunswick Maine Street Station
Freeport
Bath, Maine
Wiscasset, Maine
Flight Path Map
This map shows the direct air route between Sanford and South Thomaston. Straight-line distance: 92.42 mi (148.74 km).
#1 Sanford
City in York County, Maine, United States
| Population | 21,253 |
| Coordinates | 43.4392500, -70.7742200 |
| Altitude | 92 |
| Country | United States |
#2 South Thomaston
City in Knox County, Maine, United States of America
| Population | 1,642 |
| Coordinates | 44.0514700, -69.1278200 |
| Altitude | 9 |
| Country | United States |
End: South Thomaston (-69.12782, 44.05147)
Estimated Travel Time
Distance: 179 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 42m |
| 40 mph (64.37 km/h) | 02h 46m |
| 50 mph (80.47 km/h) | 02h 13m |
| 60 mph (96.56 km/h) | 01h 51m |
| 70 mph (112.65 km/h) | 01h 35m |
| 80 mph (129 km/h) | 01h 23m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $15.50 | $31.01 |
| Mid-grade | $4.46 | $17.52 | $35.03 |
| Premium | $4.86 | $19.09 | $38.18 |
| Diesel | $6.00 | $23.57 | $47.14 |
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 26, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.