Distance between cities › USA › Texas › Austin, TX › Distance from Austin to Saint Augustine Book Hotels

Distance from Austin, TX to Saint Augustine, IL

Distance

968 mi

Time

18 hours 15 mins

Gas Cost

$89 - $172

There are 830.91 miles from Austin to Saint Augustine in northeast direction and 968 miles (1,557.84 kilometers) by car, following the I-44 route.

Austin and Saint Augustine are 18 hours 15 mins far apart, if you drive non-stop .

This is the fastest route from Austin, TX to Saint Augustine, IL.

Austin, TX and Saint Augustine, IL are in the same time zone (CDT). Current time in both locations is 8:38 pm.

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Lowest Price Rental Cars in Austin, TX

Planning on renting a car to go from Austin, TX to Saint Augustine, IL? Here there are some offers to rent a car in Austin, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Austin »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 38.87 gallons of gas to cover the route between Austin, TX and Saint Augustine, IL.

The estimated cost of gas to go from Austin to Saint Augustine is $124.54.

During the route, an average car will release 761.56 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 Austin, TX and Saint Augustine, IL

If you want to meet halfway between Austin, TX and Saint Augustine, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 36.712184 and -94.963499, or 36º 42' 43.8624" N, 94º 57' 48.5964" W. This location is 483.95 miles away from Austin, TX and Saint Augustine, IL and it would take approximately 9 hours 7 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Afton, OK, situated 509 miles from Austin, TX and 465 miles from Saint Augustine, IL. It would take 9 hours 28 mins to go from Austin to Afton and 8 hours 59 mins to go from Saint Augustine to Afton.