Distance between cities › USA › Wyoming › Shell, WY › Distance from Shell to Onalaska Book Hotels

Distance from Shell, WY to Onalaska, WA

Distance

968 mi

Time

17 hours 34 mins

Gas Cost

$90 - $175

There are 735.19 miles from Shell to Onalaska in west direction and 968 miles (1,557.84 kilometers) by car, following the I-90 route.

Shell and Onalaska are 17 hours 34 mins far apart, if you drive non-stop .

This is the fastest route from Shell, WY to Onalaska, WA. The halfway point is Saint Regis, MT.

Please note the time difference between Shell, WY and Onalaska, WA is 1 hour. The current time in Shell is 12:05 pm and the current time in Onalaska is 11:05 am.

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Lowest Price Rental Cars in Shell, WY

Planning on renting a car to go from Shell, WY to Onalaska, WA? Here there are some offers to rent a car in Shell, WY

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Shell »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 38.88 gallons of gas to cover the route between Shell, WY and Onalaska, WA.

The estimated cost of gas to go from Shell to Onalaska is $126.81.

During the route, an average car will release 761.65 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 Shell, WY and Onalaska, WA

If you want to meet halfway between Shell, WY and Onalaska, WA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 47.261902 and -115.065102, or 47º 15' 42.8472" N, 115º 3' 54.3672" W. This location is 484 miles away from Shell, WY and Onalaska, WA and it would take approximately 8 hours 47 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Saint Regis, MT, situated 521 miles from Shell, WY and 488 miles from Onalaska, WA. It would take 7 hours 23 mins to go from Shell to Saint Regis and 7 hours 28 mins to go from Onalaska to Saint Regis.