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

The driving distance from Eastport, ME to South Portland, ME is about 252.3 miles (406.1 km), with a travel time of about 04h 27m by car.

  • The straight-line flight distance is about 183 miles (294.5 km).
  • For a round trip, plan for roughly 08h 55m 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
252.33 mi
04h 27m
Flight
183.01 mi
294.53 km direct

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

Learn Distance

Choose another destination from Eastport.

Flight Distance

Direct air line
183.01 mi
Kilometers
294.53 km
Flight Time
00h 22m

Driving Distance

Road route
252.33 mi
Kilometers
406.08 km
Drive Time
04h 27m

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 27m.

Arrival Snapshot
Arrive in South Portland
Sun, May 31, 1:09 AM EDT
Return by in Eastport
Sun, May 31, 5:36 AM EDT
Useful when you're deciding between a quick errand, a day trip, or a longer stop.
Leave Eastport
2026-05-30T20:41
Arrive South Portland
Sun, May 31, 1:09 AM EDT
Route Timing
04h 27m
One way by road
Best Departure Window
6:00 AM to 8:00 AM EDT
Leave early for more breathing room
Arrive between
10:28 AM to 12:28 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
8:04 AM EDT
Keeps a same-day return open with about 04h 00m at the destination.
Back in Eastport
9:00 PM EDT
Early departure recommended

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.

Mid-route stop
Hampden
ME

Town in Maine, United States of America

From Eastport
127.2 mi
02h 13m
To South Portland
125.1 mi
02h 13m

Route Weather Snapshot

Check the forecast at both ends before you head out.

Origin
Eastport Weather
ME
Live fallback forecast
55°F
Saturday
Using Calais as the closest live forecast in the Washington County weather hub.

Mostly Cloudy

Starts
Sat, May 30 6:00 AM EDT
Wind
5 to 8 mph NE
Destination
South Portland Weather
ME
Live fallback forecast
53°F
This Afternoon
Using Portland as the closest live forecast in the Cumberland County weather hub.

Mostly Cloudy

Starts
Sat, May 30 3:00 PM EDT
Wind
15 to 20 mph N

Driving Route Map

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

Turn-by-Turn Driving Directions

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

  1. 1

    Start on High Street

    9 m · 4 sec · High Street

  2. 2

    Turn right onto Washington Street

    1936 ft · 39 sec · Washington Street

  3. 3

    Turn right onto County Road

    6.5 mi · 11 min · County Road

  4. 4

    At the end of the road, turn right onto US Route 1

    11.6 mi · 17 min · US Route 1

  5. 5

    Continue on River Road

    2.9 mi · 4 min · River Road

  6. 6

    Continue on Route 1

    1.1 mi · 2 min · Route 1

  7. 7

    Continue on River Road

    3.2 mi · 5 min · River Road

  8. 8

    Continue on Main Street

    1.6 mi · 2 min · Main Street

  9. 9

    Continue on Route 1

    156 m · 10 sec · Route 1

  10. 10

    Turn left onto North Street

    1.7 mi · 2 min · North Street

  11. 11

    Continue on Baring Street

    2665 ft · 45 sec · Baring Street

  12. 12

    Enter the roundabout and take exit 2 toward Baring Street

    26 m · 1 sec · Baring Street

  13. 13

    Exit the roundabout onto Baring Street

    1.9 mi · 2 min · Baring Street

  14. 14

    Continue on Route 1

    2.6 mi · 3 min · Route 1

  15. 15

    Continue on Houlton Road

    1047 ft · 17 sec · Houlton Road

  16. 16

    Turn left onto Airline Road

    46.5 mi · 1 hr 3 min · Airline Road

  17. 17

    Continue on State Highway 9

    1 km · 43 sec · State Highway 9

  18. 18

    Continue on Airline Road

    28.7 mi · 41 min · Airline Road

  19. 19

    Continue on Main Road

    13.4 mi · 17 min · Main Road

  20. 20

    Continue straight

    1.3 mi · 2 min

  21. 21

    Continue straight

    45 m · 13 sec

  22. 22

    Take the exit slight right toward I 95 South: Newport

    1530 ft · 22 sec

  23. 23

    Merge slight left

    79 mi · 1 hr 26 min

  24. 24

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

    46.5 mi · 53 min

  25. 25

    Take the exit slight right toward US 1A

    2130 ft · 1 min

  26. 26

    Turn right onto Marginal Way

    2795 ft · 1 min · Marginal Way

  27. 27

    Continue on State Street

    1.6 km · 2 min · State Street

  28. 28

    Continue on Casco Bay Bridge

    1.1 mi · 2 min · Casco Bay Bridge

  29. 29

    Continue on Broadway

    1.6 km · 2 min · Broadway

  30. 30

    Turn sharp right onto Pine Street

    18 m · 3 sec · Pine Street

  31. 31

    Arrive at your destination

    0 m · 1 sec · Pine Street

Car Route Details

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

OSRM road route
Drive Character

Interchange-aware route

The drive includes several ramps, exits, or merges, so checking the next few maneuvers before busy interchanges is useful.

Directions
31 steps
9 turns on the saved route
Ramps & Exits
5
1 merges, 4 ramps or exits
Navigation Density
12.3 / 100 mi
Decision points by distance
Main Roads
I 95 South
79.3 mi · 31%
Airline Road
75.2 mi · 30%
I 295 South
46.5 mi · 18%
Main Road
14.7 mi · 6%
US Route 1
11.6 mi · 5%
County Road
6.48 mi · 3%
Longest Stretch

I 95 South

Merge slight left

79 mi · 01h 26m

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 27m
Long day trip
Same-Day Return
08h 56m
Round-trip wheel time
Road vs Air
+69.3 mi
183 mi direct line
Halfway Stop
Hampden
02h 13m from Eastport
Leave By
8:04 AM EDT
Early departure recommended
Weather Watch

Mostly Cloudy leaving Eastport and Mostly Cloudy near South Portland.

Trip Questions

Direct answers travelers usually want before committing to the drive.

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

The road trip is about 252.3 miles (406.1 km) and usually takes 04h 27m 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?

Hampden is a useful midpoint, sitting about 127.2 miles from Eastport and 125.1 miles from South Portland.

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

The direct path is about 183 miles (294.5 km), while the road route adds roughly 69.3 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 8:04 AM EDT.

How much will gas cost for this route?

Using about 28.3 MPG, regular gas is estimated at $35.11 one way or $70.22 round trip. Estimated CO2 is about 79.1 kg one way.

What should you check before leaving?

Before you leave, expect Mostly Cloudy around Eastport and Mostly Cloudy near South Portland.

Stop Ideas Near Hampden

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

Mid-route Guidance
Local place coverage is thin around Hampden, 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 Hampden.

BUS

Bangor, Maine

8 mi away
1039 Union St.
BUS

Orono (University of Maine), Maine

22 mi away
Squapan Rd and Gym Dr
BUS

Searsport, Maine

32 mi away
161 East Main St.
BUS

Belfast, Maine

39 mi away
Belmont Ave & US Hwy 1

Flight Path Map

This map shows the direct air route between Eastport and South Portland. Straight-line distance: 183.01 mi (294.53 km).

Eastport

#1 Eastport

City in Washington County, Maine, United States

Population1,275
Coordinates44.9061900, -66.9899800
Altitude32
CountryUnited States
South Portland

#2 South Portland

City in Cumberland County, Maine, USA

Population25,950
Coordinates43.6414700, -70.2408800
Altitude7
CountryUnited States
Start: High Street (-66.989885, 44.906193)
End: Pine Street (-70.240981, 43.641461)

Estimated Travel Time

Distance: 406 km by road

SpeedTime
30 mph (48.3 km/h)08h 24m
40 mph (64.37 km/h)06h 18m
50 mph (80.47 km/h)05h 02m
60 mph (96.56 km/h)04h 12m
70 mph (112.65 km/h)03h 36m
80 mph (129 km/h)03h 08m

Fuel, Round Trip and CO2

Estimated fuel cost and emissions for this route.

One-way fuel
8.9 gal
33.7 L · about $35.11
Round trip
$70.22
17.8 gal · 67.4 L
Estimated CO2
79.1 kg one way
Round trip: 158.2 kg / 349 lb CO2, using regular gasoline.
Fuel$/galOne wayRound trip
Regular gas $3.95 $35.11 $70.22
Mid-grade $4.46 $39.67 $79.33
Premium $4.86 $43.24 $86.47
Diesel $6.00 $53.37 $106.75

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 Eastport and South Portland. The current time is 20:41:41.

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.