How far is Stonington, ME from Portland, ME?

Distance by Flight

Shortest distance between Stonington and Portland is 86.43 miles (139.09 km).

Flight distance from Stonington, ME to Portland, ME is 86.43 miles. Estimated flight time is 00 hours 19 minutes.

It takes 00 hours 17 minutes to travel from Stonington to Portland with an airplane (average speed of 550 miles).

Driving distance

The driving distance from Stonington, Maine to Portland, Maine is: 160.54 miles (258.36 km) by car.

Driving from Stonington to Portland will take approximately 03 hours 07 minutes.

#1 Stonington

Town in New London County, Connecticut, United States

Population	1033
GPS Coordinates	44°9'22"N 68°40'0"W
Latitude	44.1561900
Longitude	-68.6666900
Altitude	22
Country	United States

The most populous city in Cumberland County, Maine. It is located on Casco Bay in the state's southwestern corner. Portland is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Portland Museum of Art and the Portland Head Light.

Population	66803
GPS Coordinates	43°39'27"N 70°15'32"W
Latitude	43.6573700
Longitude	-70.2589000
Altitude	19
Country	United States

Starting point in Stonington: Opera House Lane (-68.6666,44.155978)
Ending point in Portland: Congress Street (-70.259094,43.657504)

Estimated Travel Time Between Stonington and Portland

The distance between Stonington and Portland is 258 km if you choose to drive by road. You can go 02 hours 52 minutes if you drive your car at an average speed of 90 kilometers / hour. For different choices, please review the avg. speed travel time table on the below.

There is no time difference between Stonington and Portland. The current time is 06:25:51.

Average Speed	Travel Time
30 mph (48.3 km/h)	05 hours 20 minutes
40 mph (64.37 km/h)	04 hours 00 minutes
50 mph (80.47 km/h)	03 hours 12 minutes
60 mph (96.56 km/h)	02 hours 40 minutes
70 mph (112.65 km/h)	02 hours 17 minutes
75 mph (120.7 km/h)	02 hours 08 minutes
80 mph (128.75 km/h)	02 hours 00 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 21.44 liters (5.66 gallon) of gas to cover the route between Stonington and Portland.
The estimated cost of gas to go from Stonington to Portland is $20.37 (diesel $25.4).

Maine gas prices.

	Gasoline	Mid Grade	Premium	Diesel
Gallon	$3.6	$4.01	$4.44	$4.48
Total	$20.37	$22.72	$25.13	$25.4

Take a look at our Gas Cost Calculator feature. It will figure out how much it will cost to drive this particular distance.

The average gas price (in Maine ) per gallon of daily gas for calculations is $3.595 (Diesel $4.484) /gallon. Last changed prices on December 22, 2024.

How did we calculate the distance?

The place names are translated into coordinates to approximate the distance between Stonington and Portland (latitude and longitude). Cities, states, and countries each have their own regional center. The Haversine formula is used to measure the radius.