How far is Decatur, AL from Mobile, AL?

Distance by Flight

Shortest distance between Decatur and Mobile is 277.2 miles (446.11 km).

Flight distance from Decatur, AL to Mobile, AL is 277.2 miles. Estimated flight time is 00 hours 41 minutes.

It takes 00 hours 37 minutes to travel from Decatur to Mobile with an airplane (average speed of 550 miles).

Driving distance

The driving distance from Decatur, Alabama to Mobile, Alabama is: 342.02 miles (550.43 km) by car.

Driving from Decatur to Mobile will take approximately 04 hours 52 minutes.

#1 Decatur

The most populous city in Morgan County, Alabama. It is located on the Tennessee River in north-central Alabama. Decatur is known for its many parks and green spaces, its many historical sites, and its many attractions, such as the Decatur Museum of Art and History and the Decatur Civic Center.

Population	54381
GPS Coordinates	34°36'21"N 86°59'0"W
Latitude	34.6059300
Longitude	-86.9833400
Altitude	171
Country	United States

#2 Mobile

The second most populous city in Alabama. It is located on the Mobile Bay in southern Alabama. Mobile is known for its many Mardi Gras celebrations, its many parks and green spaces, and its many attractions, such as the USS Alabama Battleship Memorial Park and the Mobile Museum of Art.

Population	187746
GPS Coordinates	30°41'40"N 88°2'35"W
Latitude	30.6943600
Longitude	-88.0430500
Altitude	3
Country	United States

Starting point in Decatur: (-86.983514,34.605804)
Ending point in Mobile: Saint Louis Street (-88.043038,30.694332)

Estimated Travel Time Between Decatur and Mobile

The distance between Decatur and Mobile is 550 km if you choose to drive by road. You can go 06 hours 06 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 Decatur and Mobile. The current time is 16:25:00.

Average Speed	Travel Time
30 mph (48.3 km/h)	11 hours 23 minutes
40 mph (64.37 km/h)	08 hours 33 minutes
50 mph (80.47 km/h)	06 hours 50 minutes
60 mph (96.56 km/h)	05 hours 42 minutes
70 mph (112.65 km/h)	04 hours 53 minutes
75 mph (120.7 km/h)	04 hours 33 minutes
80 mph (128.75 km/h)	04 hours 16 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 45.69 liters (12.07 gallon) of gas to cover the route between Decatur and Mobile.
The estimated cost of gas to go from Decatur to Mobile is $37.16 (diesel $50.29).

Alabama gas prices.

	Gasoline	Mid Grade	Premium	Diesel
Gallon	$3.08	$3.48	$3.86	$4.17
Total	$37.16	$42.04	$46.57	$50.29

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 Alabama ) per gallon of daily gas for calculations is $3.079 (Diesel $4.167) /gallon. Last changed prices on January 02, 2025.

How did we calculate the distance?

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