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

Distance from Dexter, MO to Summit, IL

Distance

411 mi

Time

7 hours 37 mins

Gas Cost

$38 - $74

There are 363.51 miles from Dexter to Summit in northeast direction and 411 miles (661.44 kilometers) by car, following the I-57 route.

Dexter and Summit are 7 hours 37 mins far apart, if you drive non-stop .

This is the fastest route from Dexter, MO to Summit, IL. The halfway point is Watson, IL.

Dexter, MO and Summit, IL are in the same time zone (CDT). Current time in both locations is 5:29 am.

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Lowest Price Rental Cars in Dexter, MO

Planning on renting a car to go from Dexter, MO to Summit, 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 16.50 gallons of gas to cover the route between Dexter, MO and Summit, IL.

The estimated cost of gas to go from Dexter to Summit is $53.83.

During the route, an average car will release 323.28 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 Summit, IL

If you want to meet halfway between Dexter, MO and Summit, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 39.056881 and -88.579170, or 39º 3' 24.7716" N, 88º 34' 45.012" W. This location is 205.43 miles away from Dexter, MO and Summit, IL and it would take approximately 3 hours 48 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Watson, IL, situated 201 miles from Dexter, MO and 214 miles from Summit, IL. It would take 3 hours 22 mins to go from Dexter to Watson and 3 hours 43 mins to go from Summit to Watson.