Distance between cities › USA › Texas › La Mesa, TX › Distance from La Mesa to Fallon Book Hotels

Distance from La Mesa, TX to Fallon, MT

Distance

1,149 mi

Time

21 hours 20 mins

Gas Cost

$107 - $208

There are 988.24 miles from La Mesa to Fallon in north direction and 1,149 miles (1,849.14 kilometers) by car, following the I-25 route.

La Mesa and Fallon are 21 hours 20 mins far apart, if you drive non-stop .

This is the fastest route from La Mesa, TX to Fallon, MT.

Please note the time difference between La Mesa, TX and Fallon, MT is 1 hour. The current time in La Mesa is 10:53 pm and the current time in Fallon is 9:53 pm.

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Lowest Price Rental Cars in La Mesa, TX

Planning on renting a car to go from La Mesa, TX to Fallon, MT? Here there are some offers to rent a car in La Mesa, TX

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in La Mesa »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 46.15 gallons of gas to cover the route between La Mesa, TX and Fallon, MT.

The estimated cost of gas to go from La Mesa to Fallon is $150.54.

During the route, an average car will release 904.15 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 La Mesa, TX and Fallon, MT

If you want to meet halfway between La Mesa, TX and Fallon, MT or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.740147 and -104.606043, or 39º 44' 24.5292" N, 104º 36' 21.7548" W. This location is 574.56 miles away from La Mesa, TX and Fallon, MT and it would take approximately 10 hours 40 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Watkins, CO, situated 581 miles from La Mesa, TX and 569 miles from Fallon, MT. It would take 10 hours 39 mins to go from La Mesa to Watkins and 10 hours 44 mins to go from Fallon to Watkins.

Major City Closest to Halfway Point

The major city closest to the halfway point between La Mesa, TX and Fallon, MT is Denver, CO, situated 607 miles from La Mesa, TX and 554 miles from Fallon, MT. It would take 10 hours 53 mins to go from La Mesa to Denver and 10 hours 35 mins to go from Fallon to Denver.