How far is Union, SC from Charleston, SC?

Distance by Flight

Shortest distance between Union and Charleston is 139.73 miles (224.87 km).

Flight distance from Union, SC to Charleston, SC is 139.73 miles. Estimated flight time is 00 hours 20 minutes.

It takes 00 hours 18 minutes to travel from Union to Charleston with an airplane (average speed of 550 miles).

Driving distance

The driving distance from Union, South Carolina to Charleston, South Carolina is: 172.01 miles (276.82 km) by car.

Driving from Union to Charleston will take approximately 03 hours 07 minutes.

#1 Union

County seat of Union County, South Carolina

Population 7535
GPS Coordinates 34°42'57"N 80°37'16"W
Latitude 34.7157100
Longitude -80.6211800
Altitude 195
Country United States
Charleston image
#2 Charleston

The most populous city in South Carolina. It is located on the Ashley and Cooper rivers in southeastern South Carolina. Charleston is known for its many historic buildings, its many parks and green spaces, and its many attractions, such as the Charleston Museum and the Fort Sumter National Monument.

Population 139714
GPS Coordinates 32°46'36"N 79°55'51"W
Latitude 32.7765700
Longitude -79.9309200
Altitude 6
Country United States

Estimated Travel Time Between Union and Charleston

The distance between Union and Charleston is 277 km if you choose to drive by road. You can go 03 hours 04 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 Union and Charleston. The current time is 21:17:55.

Average Speed Travel Time
30 mph (48.3 km/h) 05 hours 43 minutes
40 mph (64.37 km/h) 04 hours 18 minutes
50 mph (80.47 km/h) 03 hours 26 minutes
60 mph (96.56 km/h) 02 hours 52 minutes
70 mph (112.65 km/h) 02 hours 27 minutes
75 mph (120.7 km/h) 02 hours 17 minutes
80 mph (128.75 km/h) 02 hours 08 minutes

Gas Consumption

A car with a fuel efficiency of 8.3 l/100 km will need 22.98 liters (6.07 gallon) of gas to cover the route between Union and Charleston.
The estimated cost of gas to go from Union to Charleston is $18.84 (diesel $25.35).

South Carolina gas prices.

Gasoline Mid Grade Premium Diesel
Gallon $3.1 $3.53 $3.88 $4.18
Total $18.84 $21.42 $23.57 $25.35

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 South Carolina ) per gallon of daily gas for calculations is $3.104 (Diesel $4.176) /gallon. Last changed prices on November 23, 2024.

How did we calculate the distance?

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

Distance to Other Cities

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Driving distance from Aiken, SC to Union 132.76 miles (214 km)

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Driving distance from Columbia, SC to Union 81.12 miles (131 km)

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Driving distance from Florence, SC to Union 67.33 miles (108 km)

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Driving distance from Goose Creek, SC to Union 168.69 miles (271 km)

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Driving distance from Greenville, SC to Union 127.68 miles (205 km)

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Driving distance from Greer, SC to Union 109.76 miles (177 km)

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Driving distance from Hilton Head Island, SC to Union 233.07 miles (375 km)

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Driving distance from Mount Pleasant, SC to Union 186.07 miles (299 km)

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Driving distance from Myrtle Beach, SC to Union 138.79 miles (223 km)

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Driving distance from North Charleston, SC to Union 167.23 miles (269 km)

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Driving distance from Rock Hill, SC to Union 81.48 miles (131 km)

Gas Cost Calculator