Distance between cities › USA › Illinois › Augusta, IL › Distance from Augusta to Slidell Book Hotels

Distance from Augusta, IL to Slidell, LA

Distance

816 mi

Time

15 hours 18 mins

Gas Cost

$76 - $148

There are 690.95 miles from Augusta to Slidell in south direction and 816 miles (1,313.22 kilometers) by car, following the I-55 route.

Augusta and Slidell are 15 hours 18 mins far apart, if you drive non-stop .

This is the fastest route from Augusta, IL to Slidell, LA.

Augusta, IL and Slidell, LA are in the same time zone (CDT). Current time in both locations is 12:55 am.

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Lowest Price Rental Cars in Augusta, IL

Planning on renting a car to go from Augusta, IL to Slidell, LA? Here there are some offers to rent a car in Augusta, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Augusta »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 32.77 gallons of gas to cover the route between Augusta, IL and Slidell, LA.

The estimated cost of gas to go from Augusta to Slidell is $106.90.

During the route, an average car will release 642.07 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 $3.26 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Augusta, IL and Slidell, LA

If you want to meet halfway between Augusta, IL and Slidell, LA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 35.607027 and -90.115501, or 35º 36' 25.2972" N, 90º 6' 55.8036" W. This location is 408.01 miles away from Augusta, IL and Slidell, LA and it would take approximately 7 hours 39 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Keiser, AR, situated 396 miles from Augusta, IL and 422 miles from Slidell, LA. It would take 7 hours 33 mins to go from Augusta to Keiser and 7 hours 53 mins to go from Slidell to Keiser.