Distance between cities › USA › Illinois › River Grove, IL › Distance from River Grove to Olean Book Hotels

Distance from River Grove, IL to Olean, MO

Distance

435 mi

Time

8 hours 22 mins

Gas Cost

$41 - $79

There are 346.87 miles from River Grove to Olean in southwest direction and 435 miles (700.06 kilometers) by car, following the I-55 route.

River Grove and Olean are 8 hours 22 mins far apart, if you drive non-stop .

This is the fastest route from River Grove, IL to Olean, MO.

River Grove, IL and Olean, MO are in the same time zone (CDT). Current time in both locations is 8:55 pm.

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Lowest Price Rental Cars in River Grove, IL

Planning on renting a car to go from River Grove, IL to Olean, MO? Here there are some offers to rent a car in River Grove, IL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in River Grove »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 17.49 gallons of gas to cover the route between River Grove, IL and Olean, MO.

The estimated cost of gas to go from River Grove to Olean is $57.04.

During the route, an average car will release 342.60 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 River Grove, IL and Olean, MO

If you want to meet halfway between River Grove, IL and Olean, MO or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.73715 and -89.993128, or 39º 44' 13.74" N, 89º 59' 35.2608" W. This location is 217.71 miles away from River Grove, IL and Olean, MO and it would take approximately 4 hours 11 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Alexander, IL, situated 225 miles from River Grove, IL and 213 miles from Olean, MO. It would take 4 hours 15 mins to go from River Grove to Alexander and 4 hours 12 mins to go from Olean to Alexander.

Major City Closest to Halfway Point

The major city closest to the halfway point between River Grove, IL and Olean, MO is Springfield, IL, situated 201 miles from River Grove, IL and 236 miles from Olean, MO. It would take 3 hours 52 mins to go from River Grove to Springfield and 4 hours 38 mins to go from Olean to Springfield.