Distance between cities › USA › Texas › Trinity, TX › Distance from Trinity to Mount Airy Book Hotels

Distance from Trinity, TX to Mount Airy, LA

Distance

349 mi

Time

6 hours 45 mins

Gas Cost

$32 - $63

There are 288.68 miles from Trinity to Mount Airy in southeast direction and 349 miles (561.66 kilometers) by car, following the I-10 and US-90 route.

Trinity and Mount Airy are 6 hours 45 mins far apart, if you drive non-stop .

This is the fastest route from Trinity, TX to Mount Airy, LA.

Trinity, TX and Mount Airy, LA are in the same time zone (CDT). Current time in both locations is 5:40 am.

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Lowest Price Rental Cars in Trinity, TX

Planning on renting a car to go from Trinity, TX to Mount Airy, LA? Here there are some offers to rent a car in Trinity, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Trinity »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 14 gallons of gas to cover the route between Trinity, TX and Mount Airy, LA.

The estimated cost of gas to go from Trinity to Mount Airy is $45.66.

During the route, an average car will release 274.27 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 Trinity, TX and Mount Airy, LA

If you want to meet halfway between Trinity, TX and Mount Airy, LA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 30.237026 and -93.246572, or 30º 14' 13.2936" N, 93º 14' 47.6592" W. This location is 174.29 miles away from Trinity, TX and Mount Airy, LA and it would take approximately 3 hours 22 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Westlake, LA, situated 177 miles from Trinity, TX and 174 miles from Mount Airy, LA. It would take 3 hours 30 mins to go from Trinity to Westlake and 3 hours 20 mins to go from Mount Airy to Westlake.