Distance between cities › USA › Colorado › Dillon, CO › Distance from Dillon to Armstrong Book Hotels

Distance from Dillon, CO to Armstrong, MO

Distance

792 mi

Time

14 hours 9 mins

Gas Cost

$74 - $145

There are 711.59 miles from Dillon to Armstrong in east direction and 792 miles (1,274.60 kilometers) by car, following the I-70 route.

Dillon and Armstrong are 14 hours 9 mins far apart, if you drive non-stop .

This is the fastest route from Dillon, CO to Armstrong, MO. The halfway point is Hays, KS.

Please note the time difference between Dillon, CO and Armstrong, MO is 1 hour. The current time in Dillon is 1:19 am and the current time in Armstrong is 2:19 am.

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Lowest Price Rental Cars in Dillon, CO

Planning on renting a car to go from Dillon, CO to Armstrong, MO? Here there are some offers to rent a car in Dillon, CO

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Dillon »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 31.80 gallons of gas to cover the route between Dillon, CO and Armstrong, MO.

The estimated cost of gas to go from Dillon to Armstrong is $104.66.

During the route, an average car will release 623.09 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 $3.29 per gallon of regular gas. Price last updated on March 13, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Dillon, CO and Armstrong, MO

If you want to meet halfway between Dillon, CO and Armstrong, MO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.918407 and -99.378647, or 38º 55' 6.2652" N, 99º 22' 43.1292" W. This location is 395.95 miles away from Dillon, CO and Armstrong, MO and it would take approximately 7 hours 4 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Hays, KS, situated 406 miles from Dillon, CO and 398 miles from Armstrong, MO. It would take 5 hours 47 mins to go from Dillon to Hays and 5 hours 59 mins to go from Armstrong to Hays.