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

Distance from Downey, ID to Agar, SD

Distance

946 mi

Time

16 hours 50 mins

Gas Cost

$88 - $172

There are 624.45 miles from Downey to Agar in northeast direction and 946 miles (1,522.44 kilometers) by car, following the I-80 and US-189 route.

Downey and Agar are 16 hours 50 mins far apart, if you drive non-stop .

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

Please note the time difference between Downey, ID and Agar, SD is 1 hour. The current time in Downey is 9:23 am and the current time in Agar is 10:23 am.

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Lowest Price Rental Cars in Downey, ID

Planning on renting a car to go from Downey, ID to Agar, 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 38.01 gallons of gas to cover the route between Downey, ID and Agar, SD.

The estimated cost of gas to go from Downey to Agar is $123.99.

During the route, an average car will release 744.72 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 Agar, SD

If you want to meet halfway between Downey, ID and Agar, SD or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 42.765941 and -106.472517, or 42º 45' 57.3876" N, 106º 28' 21.0612" W. This location is 473.24 miles away from Downey, ID and Agar, SD and it would take approximately 8 hours 25 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mills, WY, situated 491 miles from Downey, ID and 455 miles from Agar, SD. It would take 8 hours 27 mins to go from Downey to Mills and 8 hours 27 mins to go from Agar to Mills.