Distance between cities › USA › Texas › Gary, TX › Distance from Gary to Dilley Book Hotels

Distance from Gary, TX to Dilley, TX

Distance

411 mi

Time

7 hours 48 mins

Gas Cost

$38 - $73

There are 368.51 miles from Gary to Dilley in southwest direction and 411 miles (661.44 kilometers) by car, following the TX 21 route.

Gary and Dilley are 7 hours 48 mins far apart, if you drive non-stop .

This is the fastest route from Gary, TX to Dilley, TX. The halfway point is Deanville, TX.

Gary, TX and Dilley, TX are in the same time zone (CDT). Current time in both locations is 8:23 pm.

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Lowest Price Rental Cars in Gary, TX

Planning on renting a car to go from Gary, TX to Dilley, TX? Here there are some offers to rent a car in Gary, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Gary »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 16.50 gallons of gas to cover the route between Gary, TX and Dilley, TX.

The estimated cost of gas to go from Gary to Dilley is $52.90.

During the route, an average car will release 323.26 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 $3.21 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Gary, TX and Dilley, TX

If you want to meet halfway between Gary, TX and Dilley, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 30.426949 and -96.805634, or 30º 25' 37.0164" N, 96º 48' 20.2824" W. This location is 205.42 miles away from Gary, TX and Dilley, TX and it would take approximately 3 hours 54 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Deanville, TX, situated 210 miles from Gary, TX and 216 miles from Dilley, TX. It would take 3 hours 34 mins to go from Gary to Deanville and 3 hours 10 mins to go from Dilley to Deanville.