Distance between cities › USA › Texas › Marlin, TX › Distance from Marlin to O Brien Book Hotels

Distance from Marlin, TX to O Brien, TX

Distance

315 mi

Time

5 hours 45 mins

Gas Cost

$29 - $57

There are 223.81 miles from Marlin to O Brien in northwest direction and 315 miles (506.94 kilometers) by car, following the US-81 and US-287 route.

Marlin and O Brien are 5 hours 45 mins far apart, if you drive non-stop .

This is the fastest route from Marlin, TX to O Brien, TX. The halfway point is Bridgeport, TX.

Marlin, TX and O Brien, TX are in the same time zone (CDT). Current time in both locations is 11:32 am.

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Lowest Price Rental Cars in Marlin, TX

Planning on renting a car to go from Marlin, TX to O Brien, TX? Here there are some offers to rent a car in Marlin, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Marlin »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 12.65 gallons of gas to cover the route between Marlin, TX and O Brien, TX.

The estimated cost of gas to go from Marlin to O Brien is $41.07.

During the route, an average car will release 247.74 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 $3.25 per gallon of regular gas. Price last updated on March 12, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Marlin, TX and O Brien, TX

If you want to meet halfway between Marlin, TX and O Brien, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 33.224178 and -97.753113, or 33º 13' 27.0408" N, 97º 45' 11.2068" W. This location is 157.43 miles away from Marlin, TX and O Brien, TX and it would take approximately 2 hours 52 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Bridgeport, TX, situated 162 miles from Marlin, TX and 146 miles from O Brien, TX. It would take 2 hours 30 mins to go from Marlin to Bridgeport and 2 hours 44 mins to go from O Brien to Bridgeport.