Distance between cities › USA › Texas › Smiley, TX › Distance from Smiley to Armstrong Book Hotels

Distance from Smiley, TX to Armstrong, TX

Distance

187 mi

Time

3 hours 33 mins

Gas Cost

$17 - $33

There are 162.31 miles from Smiley to Armstrong in south direction and 187 miles (300.95 kilometers) by car, following the US-181 route.

Smiley and Armstrong are 3 hours 33 mins far apart, if you drive non-stop .

This is the fastest route from Smiley, TX to Armstrong, TX. The halfway point is Tynan, TX.

Smiley, TX and Armstrong, TX are in the same time zone (CDT). Current time in both locations is 3:44 pm.

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Lowest Price Rental Cars in Smiley, TX

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Smiley »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 7.51 gallons of gas to cover the route between Smiley, TX and Armstrong, TX.

The estimated cost of gas to go from Smiley to Armstrong is $24.09.

During the route, an average car will release 147.19 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 Smiley, TX and Armstrong, TX

If you want to meet halfway between Smiley, TX and Armstrong, TX or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 28.148407 and -97.782402, or 28º 8' 54.2652" N, 97º 46' 56.6472" W. This location is 93.53 miles away from Smiley, TX and Armstrong, TX and it would take approximately 1 hour 46 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Tynan, TX, situated 92 miles from Smiley, TX and 98 miles from Armstrong, TX. It would take 2 hours to go from Smiley to Tynan and 1 hour 45 mins to go from Armstrong to Tynan.