Distance between cities › USA › Montana › Boulder, MT › Distance from Boulder to Argos Book Hotels

Distance from Boulder, MT to Argos, IN

Distance

1,555 mi

Time

1 day 3 hours

Gas Cost

$145 - $282

There are 1,330.11 miles from Boulder to Argos in southeast direction and 1,555 miles (2,502.53 kilometers) by car, following the I-90 and US-14 and US-16 Truck and SD 79 route.

Boulder and Argos are 1 day 3 hours far apart, if you drive non-stop .

This is the fastest route from Boulder, MT to Argos, IN. The halfway point is Chamberlain, SD.

Please note the time difference between Boulder, MT and Argos, IN is 2 hours. The current time in Boulder is 12:01 am and the current time in Argos is 2:01 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Boulder, MT to Argos, IN:

Lowest Price Rental Cars in Boulder, MT

Planning on renting a car to go from Boulder, MT to Argos, IN? Here there are some offers to rent a car in Boulder, MT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Boulder »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 62.44 gallons of gas to cover the route between Boulder, MT and Argos, IN.

The estimated cost of gas to go from Boulder to Argos is $203.68.

During the route, an average car will release 1,223.34 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 Boulder, MT and Argos, IN

If you want to meet halfway between Boulder, MT and Argos, IN or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 43.827232 and -99.303589, or 43º 49' 38.0352" N, 99º 18' 12.9204" W. This location is 777.39 miles away from Boulder, MT and Argos, IN and it would take approximately 13 hours 58 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Chamberlain, SD, situated 803 miles from Boulder, MT and 809 miles from Argos, IN. It would take 12 hours 3 mins to go from Boulder to Chamberlain and 11 hours 56 mins to go from Argos to Chamberlain.