Distance between cities › USA › Missouri › Cascade, MO › Distance from Cascade to Mendon Book Hotels

Distance from Cascade, MO to Mendon, IL

Distance

243 mi

Time

5 hours 5 mins

Gas Cost

$23 - $44

There are 200.31 miles from Cascade to Mendon in northwest direction and 243 miles (391.07 kilometers) by car, following the I-64 and US-40 and US-61 route.

Cascade and Mendon are 5 hours 5 mins far apart, if you drive non-stop .

This is the fastest route from Cascade, MO to Mendon, IL.

Cascade, MO and Mendon, IL are in the same time zone (CDT). Current time in both locations is 7:04 am.

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Lowest Price Rental Cars in Cascade, MO

Planning on renting a car to go from Cascade, MO to Mendon, IL? Here there are some offers to rent a car in Cascade, MO

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Cascade »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 9.75 gallons of gas to cover the route between Cascade, MO and Mendon, IL.

The estimated cost of gas to go from Cascade to Mendon is $31.81.

During the route, an average car will release 191.05 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 Cascade, MO and Mendon, IL

If you want to meet halfway between Cascade, MO and Mendon, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.708461 and -90.676943, or 38º 42' 30.4596" N, 90º 40' 36.9948" W. This location is 121.41 miles away from Cascade, MO and Mendon, IL and it would take approximately 2 hours 32 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Weldon Spring, MO, situated 123 miles from Cascade, MO and 120 miles from Mendon, IL. It would take 2 hours 44 mins to go from Cascade to Weldon Spring and 2 hours 23 mins to go from Mendon to Weldon Spring.

Major City Closest to Halfway Point

The major city closest to the halfway point between Cascade, MO and Mendon, IL is Saint Louis, MO, situated 108 miles from Cascade, MO and 149 miles from Mendon, IL. It would take 2 hours 25 mins to go from Cascade to Saint Louis and 3 hours to go from Mendon to Saint Louis.