How far is Easton, ME from South Portland, ME?

The driving distance from Easton, ME to South Portland, ME is about 286.9 miles (461.7 km), with a travel time of about 04h 32m by car.

  • The straight-line flight distance is about 236.3 miles (380.3 km).
  • For a round trip, plan for roughly 09h 04m of driving time before adding stops, traffic, or weather delays.
  • A comfortable departure window is usually 6:00 AM to 8:00 AM EDT.
Trip Tools

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.

Reverse Route
Quick Snapshot
Road
286.89 mi
04h 32m
Flight
236.33 mi
380.34 km direct

This drive is better planned with a longer stop or an overnight stay.

Learn Distance

Choose another destination from Easton.

Flight Distance

Direct air line
236.33 mi
Kilometers
380.34 km
Flight Time
00h 28m

Driving Distance

Road route
286.89 mi
Kilometers
461.71 km
Drive Time
04h 32m

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 32m.

Arrival Snapshot
Arrive in South Portland
Sun, May 31, 11:21 AM EDT
Return by in Easton
Sun, May 31, 3:53 PM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Easton
2026-05-31T06:49
Arrive South Portland
Sun, May 31, 11:21 AM EDT
Route Timing
04h 32m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
10:32 AM to 12:32 PM EDT

An early departure helps you fit a real stop into the day without turning the return into a late-night drive.

Leave by
7:56 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Easton
9:00 PM EDT
Early departure recommended

This departure sits inside the recommended comfort window for the route.

Halfway Point

A useful midpoint for breaks, coffee, or meeting in the middle.

Mid-route stop
Milford
ME

Town in Penobscot County, Maine, United States of America

From Easton
143.2 mi
02h 16m
To South Portland
143.7 mi
02h 16m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
34°F
Overnight

Areas Of Frost

Starts
Sun, May 31 4:00 AM EDT
Wind
1 mph E
Destination
South Portland Weather
ME
Live fallback forecast
60°F
Sunday
Using Portland as the closest live forecast in the Cumberland County weather hub.

Mostly Sunny then Showers And Thunderstorms Likely

Starts
Sun, May 31 6:00 AM EDT
Wind
5 to 10 mph S

Driving Route Map

The map below follows the saved road route between Easton and South Portland.

Turn-by-Turn Driving Directions

Step-by-step road directions between Easton and South Portland.

  1. 1

    Start on Center Road

    2.1 mi · 4 min · Center Road

  2. 2

    Turn right onto Houlton Road

    3.1 mi · 5 min · Houlton Road

  3. 3

    Continue on Fort Road

    5.8 mi · 9 min · Fort Road

  4. 4

    Continue on Bridge Street

    547 ft · 9 sec · Bridge Street

  5. 5

    Continue on Main Street

    3090 ft · 2 min · Main Street

  6. 6

    Continue on Military Road

    1649 ft · 40 sec · Military Road

  7. 7

    Continue on Route 1

    2.7 mi · 4 min · Route 1

  8. 8

    Continue on Main Road

    6.7 mi · 11 min · Main Road

  9. 9

    Continue on Route 1

    6.4 mi · 10 min · Route 1

  10. 10

    Continue on US Highway 1

    1.1 km · 55 sec · US Highway 1

  11. 11

    Continue on North Road

    5.8 mi · 8 min · North Road

  12. 12

    Continue on North Street

    3.1 mi · 6 min · North Street

  13. 13

    Take the exit right

    1588 ft · 39 sec

  14. 14

    Merge slight left

    198.2 mi · 3 hr 27 min

  15. 15

    Keep slight right to continue on I 295 South, ME 9, ME 126: Gardiner, Brunswick

    46.5 mi · 53 min

  16. 16

    Take the exit slight right toward US 1A

    2130 ft · 1 min

  17. 17

    Turn right onto Marginal Way

    2795 ft · 1 min · Marginal Way

  18. 18

    Continue on State Street

    1.6 km · 2 min · State Street

  19. 19

    Continue on Casco Bay Bridge

    1.1 mi · 2 min · Casco Bay Bridge

  20. 20

    Continue on Broadway

    1.6 km · 2 min · Broadway

  21. 21

    Turn sharp right onto Pine Street

    18 m · 3 sec · Pine Street

  22. 22

    Arrive at your destination

    0 m · 1 sec · Pine Street

Car Route Details

A richer read on the saved driving route between Easton and South Portland.

OSRM road route
Drive Character

Straightforward drive

The saved road route has a manageable number of maneuvers and should be easy to follow with normal attention to signs.

Directions
22 steps
3 turns on the saved route
Ramps & Exits
3
1 merges, 2 ramps or exits
Navigation Density
7.7 / 100 mi
Decision points by distance
Main Roads
North Street
202 mi · 70%
I 295 South
46.5 mi · 16%
Route 1
9.15 mi · 3%
Main Road
6.74 mi · 2%
North Road
5.84 mi · 2%
Fort Road
5.83 mi · 2%
Longest Stretch

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.

Trip Read

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.

Drive Time
04h 32m
Long day trip
Same-Day Return
09h 04m
Round-trip wheel time
Road vs Air
+50.6 mi
236.3 mi direct line
Halfway Stop
Milford
02h 16m from Easton
Leave By
7:56 AM EDT
Early departure recommended
Weather Watch

Areas Of Frost leaving Easton and Mostly Sunny then Showers And Thunderstorms Likely near South Portland.

Trip Questions

Direct answers travelers usually want before committing to the drive.

How long does it take to drive from Easton to South Portland?

The road trip is about 286.9 miles (461.7 km) and usually takes 04h 32m 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?

Milford is a useful midpoint, sitting about 143.2 miles from Easton and 143.7 miles from South Portland.

How much longer is the road route than the straight-line distance?

The direct path is about 236.3 miles (380.3 km), while the road route adds roughly 50.6 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 7:56 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $39.92 one way or $79.85 round trip. Estimated CO2 is about 89.9 kg one way.

What should you check before leaving?

Before you leave, expect Areas Of Frost around Easton and Mostly Sunny then Showers And Thunderstorms Likely near South Portland.

Stop Ideas Near Milford

Useful break, food, and waypoint ideas within about 15 miles of the route midpoint.

Mid-route Guidance
Local place coverage is thin around Milford, so nearby transit and meeting points are shown instead.
Reviewed stop coverage is still thin around this midpoint, so practical transit waypoints are shown on the right.

Transit and Meeting Points

Useful pickup, handoff, or rendezvous points close to Milford.

BUS

Orono (University of Maine), Maine

5 mi away
Squapan Rd and Gym Dr
BUS

Bangor, Maine

19 mi away
1039 Union St.
BUS

Searsport, Maine

58 mi away
161 East Main St.
BUS

Belfast, Maine

65 mi away
Belmont Ave & US Hwy 1

Flight Path Map

This map shows the direct air route between Easton and South Portland. Straight-line distance: 236.33 mi (380.34 km).

Photo coming soon

#1 Easton

Town in Aroostook County, Maine, United States

Population1,177
Coordinates46.6411500, -67.9094700
Altitude179
CountryUnited States
South Portland

#2 South Portland

City in Cumberland County, Maine, USA

Population25,950
Coordinates43.6414700, -70.2408800
Altitude7
CountryUnited States
Start: Center Road (-67.909488, 46.641192)
End: Pine Street (-70.240981, 43.641461)

Estimated Travel Time

Distance: 462 km by road

SpeedTime
30 mph (48.3 km/h)09h 33m
40 mph (64.37 km/h)07h 10m
50 mph (80.47 km/h)05h 44m
60 mph (96.56 km/h)04h 46m
70 mph (112.65 km/h)04h 05m
80 mph (129 km/h)03h 34m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
10.12 gal
38.32 L · about $39.92
Round trip
$79.85
20.24 gal · 76.64 L
Estimated CO2
89.9 kg one way
Round trip: 179.9 kg / 397 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.95 $39.92 $79.85
Mid-grade $4.46 $45.10 $90.21
Premium $4.86 $49.16 $98.33
Diesel $6.00 $60.69 $121.38

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 · May 31, 2026

There is no time difference between Easton and South Portland. The current time is 06:49:15.

Distance to Other Cities

Planning a road trip? See the full trip guide on Trip.ovh — stops, fuel costs, weather, and departure timing.

How did we calculate? Place names are translated into coordinates. The Haversine formula calculates straight-line distance; driving distance uses road network data.