Distance between cities › USA › Missouri › Dexter, MO › Distance from Dexter to Wheaton Book Hotels

Distance from Dexter, MO to Wheaton, IL

Distance

422 mi

Time

7 hours 59 mins

Gas Cost

$39 - $77

There are 363.99 miles from Dexter to Wheaton in northeast direction and 422 miles (679.14 kilometers) by car, following the I-57 route.

Dexter and Wheaton are 7 hours 59 mins far apart, if you drive non-stop .

This is the fastest route from Dexter, MO to Wheaton, IL. The halfway point is Litchfield, IL.

Dexter, MO and Wheaton, IL are in the same time zone (CDT). Current time in both locations is 5:33 am.

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Lowest Price Rental Cars in Dexter, MO

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Dexter »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 16.96 gallons of gas to cover the route between Dexter, MO and Wheaton, IL.

The estimated cost of gas to go from Dexter to Wheaton is $55.31.

During the route, an average car will release 332.18 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 Dexter, MO and Wheaton, IL

If you want to meet halfway between Dexter, MO and Wheaton, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.232895 and -89.642715, or 39º 13' 58.422" N, 89º 38' 33.774" W. This location is 211.09 miles away from Dexter, MO and Wheaton, IL and it would take approximately 3 hours 59 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Litchfield, IL, situated 223 miles from Dexter, MO and 235 miles from Wheaton, IL. It would take 3 hours 30 mins to go from Dexter to Litchfield and 3 hours 39 mins to go from Wheaton to Litchfield.