Distance between cities › USA › Texas › Longview, TX › Distance from Longview to Duncan Book Hotels

Distance from Longview, TX to Duncan, SC

Distance

820 mi

Time

15 hours 10 mins

Gas Cost

$75 - $146

There are 742.62 miles from Longview to Duncan in northeast direction and 820 miles (1,319.66 kilometers) by car, following the I-20 route.

Longview and Duncan are 15 hours 10 mins far apart, if you drive non-stop .

This is the fastest route from Longview, TX to Duncan, SC. The halfway point is Livingston, AL.

Please note the time difference between Longview, TX and Duncan, SC is 1 hour. The current time in Longview is 9:42 pm and the current time in Duncan is 10:42 pm.

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Lowest Price Rental Cars in Longview, TX

Planning on renting a car to go from Longview, TX to Duncan, SC? Here there are some offers to rent a car in Longview, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Longview »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 32.94 gallons of gas to cover the route between Longview, TX and Duncan, SC.

The estimated cost of gas to go from Longview to Duncan is $105.54.

During the route, an average car will release 645.35 pounds of CO₂ to the atmosphere. The carbon footprint would be 0.79 pounds of CO₂ per mile.

Average USA gas price used for calculation is $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Longview, TX and Duncan, SC

If you want to meet halfway between Longview, TX and Duncan, SC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 32.636719 and -88.183388, or 32º 38' 12.1884" N, 88º 11' 0.1968" W. This location is 410.09 miles away from Longview, TX and Duncan, SC and it would take approximately 7 hours 35 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Livingston, AL, situated 408 miles from Longview, TX and 419 miles from Duncan, SC. It would take 6 hours 53 mins to go from Longview to Livingston and 6 hours 32 mins to go from Duncan to Livingston.