Distance between cities › USA › Texas › Howe, TX › Distance from Howe to Johnston Book Hotels

Distance from Howe, TX to Johnston, SC

Distance

991 mi

Time

18 hours 8 mins

Gas Cost

$91 - $176

There are 851.24 miles from Howe to Johnston in east direction and 991 miles (1,594.86 kilometers) by car, following the US-78 route.

Howe and Johnston are 18 hours 8 mins far apart, if you drive non-stop .

This is the fastest route from Howe, TX to Johnston, SC.

Please note the time difference between Howe, TX and Johnston, SC is 1 hour. The current time in Howe is 11:38 pm (Mar 11) and the current time in Johnston is 12:38 am (Mar 12).

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Lowest Price Rental Cars in Howe, TX

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Howe »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 39.80 gallons of gas to cover the route between Howe, TX and Johnston, SC.

The estimated cost of gas to go from Howe to Johnston is $127.53.

During the route, an average car will release 779.80 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 Howe, TX and Johnston, SC

If you want to meet halfway between Howe, TX and Johnston, SC or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 34.664647 and -89.313258, or 34º 39' 52.7292" N, 89º 18' 47.7288" W. This location is 495.53 miles away from Howe, TX and Johnston, SC and it would take approximately 9 hours 4 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Potts Camp, MS, situated 498 miles from Howe, TX and 494 miles from Johnston, SC. It would take 9 hours to go from Howe to Potts Camp and 9 hours 11 mins to go from Johnston to Potts Camp.