How far is Biddeford, ME from Thomaston, ME?
The driving distance from Biddeford, ME to Thomaston, ME is about 90.7 miles (145.9 km), with a travel time of about 02h 04m by car.
- The straight-line flight distance is about 75.2 miles (121.1 km).
- For a round trip, plan for roughly 04h 09m 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 04m.
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 Cumberland County, Maine, US
Route Weather Snapshot
Check the forecast at both ends before you head out.
Slight Chance Rain Showers
Slight Chance Rain Showers
Driving Route Map
The map below follows the saved road route between Biddeford and Thomaston.
Turn-by-Turn Driving Directions
Step-by-step road directions between Biddeford and Thomaston.
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1
Start on Main Street
1.4 km · 1 min · Main Street
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2
Turn left onto Beach Street
49 m · 5 sec · Beach Street
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3
Continue on North Street
1.4 mi · 3 min · North Street
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4
Take the ramp left toward I 95 North: Portland
3039 ft · 1 min
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5
Merge slight left onto Maine Turnpike
8.8 mi · 9 min · Maine Turnpike
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6
Keep slight right to continue on Downtown Portland
28.2 mi · 34 min
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7
Take the exit slight right toward US 1: Brunswick, Bath, Coastal Route
1.3 mi · 2 min
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8
Continue on Pleasant Street
1.2 mi · 3 min · Pleasant Street
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9
Turn left onto Mill Street
9.2 mi · 13 min · Mill Street
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10
Continue on Main Street
1 mi · 2 min · Main Street
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11
Continue on Route 1
4.9 mi · 7 min · Route 1
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12
Continue on Bath Road
4 mi · 8 min · Bath Road
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13
Continue on Main Street
2605 ft · 1 min · Main Street
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14
Continue on Route 1
8.7 mi · 12 min · Route 1
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15
Keep slight right to continue on Route 1
5.4 mi · 8 min · Route 1
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16
Continue on Atlantic Highway
13.4 mi · 18 min · Atlantic Highway
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17
Continue on Main Street
1.2 mi · 1 min · Main Street
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18
Arrive at your destination
0 m · 1 sec · Main Street
Car Route Details
A richer read on the saved driving route between Biddeford and 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.
Slight Chance Rain Showers leaving Biddeford and Slight Chance Rain Showers near Thomaston.
Trip Questions
Direct answers travelers usually want before committing to the drive.
How long does it take to drive from Biddeford to Thomaston?
The road trip is about 90.7 miles (145.9 km) and usually takes 02h 04m 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?
Brunswick is a useful midpoint, sitting about 45.2 miles from Biddeford and 45.4 miles from Thomaston.
How much longer is the road route than the straight-line distance?
The direct path is about 75.2 miles (121.1 km), while the road route adds roughly 15.5 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 2:20 PM EDT.
How much will gas cost for this route?
Using about 28.3 MPG, regular gas is estimated at $12.62 one way or $25.25 round trip. Estimated CO2 is about 28.4 kg one way.
What should you check before leaving?
Before you leave, expect Slight Chance Rain Showers around Biddeford and Slight Chance Rain Showers near Thomaston.
Stop Ideas Near Brunswick
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 Brunswick.
Brunswick Maine Street Station
Bath, Maine
Freeport
Wiscasset, Maine
Flight Path Map
This map shows the direct air route between Biddeford and Thomaston. Straight-line distance: 75.27 mi (121.13 km).
#1 Biddeford
City in York County, Maine
| Population | 21,500 |
| Coordinates | 43.4925800, -70.4533800 |
| Altitude | 21 |
| Country | United States |
#2 Thomaston
Census-designated place in Knox County, Maine
| Population | 2,763 |
| Coordinates | 44.0789700, -69.1817100 |
| Altitude | 36 |
| Country | United States |
End: Thomaston (-69.18171, 44.07897)
Estimated Travel Time
Distance: 146 km by road
| Speed | Time |
|---|---|
| 30 mph (48.3 km/h) | 03h 01m |
| 40 mph (64.37 km/h) | 02h 15m |
| 50 mph (80.47 km/h) | 01h 48m |
| 60 mph (96.56 km/h) | 01h 30m |
| 70 mph (112.65 km/h) | 01h 17m |
| 80 mph (129 km/h) | 01h 07m |
Fuel, Round Trip and CO2
Estimated fuel cost and emissions for this route.
| Fuel | $/gal | One way | Round trip |
|---|---|---|---|
| Regular gas | $3.95 | $12.62 | $25.25 |
| Mid-grade | $4.46 | $14.26 | $28.52 |
| Premium | $4.86 | $15.55 | $31.09 |
| Diesel | $6.00 | $19.19 | $38.38 |
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 · Apr 23, 2026
Distance to Other Cities
Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.