Distance between cities › USA › South Dakota › Harrison, SD › Distance from Harrison to Keller Book Hotels

Distance from Harrison, SD to Keller, WA

Distance

1,222 mi

Time

21 hours 52 mins

Gas Cost

$112 - $218

There are 1,019.94 miles from Harrison to Keller in northwest direction and 1,222 miles (1,966.62 kilometers) by car and ferry, following the I-90 route.

Harrison and Keller are 21 hours 52 mins far apart, if you drive non-stop for 21 hours 37 mins and take a ferry for 15 minutes .

This is the fastest route from Harrison, SD to Keller, WA.

Please note the time difference between Harrison, SD and Keller, WA is 2 hours. The current time in Harrison is 1:00 am (Mar 12) and the current time in Keller is 11:00 pm (Mar 11).

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Lowest Price Rental Cars in Harrison, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Harrison »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 49.09 gallons of gas to cover the route between Harrison, SD and Keller, WA.

The estimated cost of gas to go from Harrison to Keller is $157.28.

During the route, an average car will release 961.76 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Harrison, SD and Keller, WA

If you want to meet halfway between Harrison, SD and Keller, WA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 45.643765 and -108.876471, or 45º 38' 37.554" N, 108º 52' 35.2956" W. This location is 611.17 miles away from Harrison, SD and Keller, WA and it would take approximately 10 hours 56 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Park City, MT, situated 616 miles from Harrison, SD and 607 miles from Keller, WA. It would take 10 hours 52 mins to go from Harrison to Park City and 11 hours 4 mins to go from Keller to Park City.

Major City Closest to Halfway Point

The major city closest to the halfway point between Harrison, SD and Keller, WA is Billings, MT, situated 592 miles from Harrison, SD and 630 miles from Keller, WA. It would take 10 hours 26 mins to go from Harrison to Billings and 11 hours 32 mins to go from Keller to Billings.