Distance between cities › USA › Idaho › Downey, ID › Distance from Downey to Harrison Book Hotels

Distance from Downey, ID to Harrison, SD

Distance

1,022 mi

Time

17 hours 48 mins

Gas Cost

$95 - $185

There are 690.55 miles from Downey to Harrison in east direction and 1,022 miles (1,644.75 kilometers) by car, following the I-90 and US-14 route.

Downey and Harrison are 17 hours 48 mins far apart, if you drive non-stop .

This is the fastest route from Downey, ID to Harrison, SD.

Please note the time difference between Downey, ID and Harrison, SD is 1 hour. The current time in Downey is 7:31 pm and the current time in Harrison is 8:31 pm.

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Lowest Price Rental Cars in Downey, ID

Planning on renting a car to go from Downey, ID to Harrison, SD? Here there are some offers to rent a car in Downey, ID

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Downey »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 41.06 gallons of gas to cover the route between Downey, ID and Harrison, SD.

The estimated cost of gas to go from Downey to Harrison is $133.93.

During the route, an average car will release 804.43 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 Downey, ID and Harrison, SD

If you want to meet halfway between Downey, ID and Harrison, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.825217 and -105.807403, or 42º 49' 30.7812" N, 105º 48' 26.6508" W. This location is 511.18 miles away from Downey, ID and Harrison, SD and it would take approximately 8 hours 54 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Glenrock, WY, situated 520 miles from Downey, ID and 505 miles from Harrison, SD. It would take 8 hours 57 mins to go from Downey to Glenrock and 8 hours 56 mins to go from Harrison to Glenrock.