Distance between cities › USA › Connecticut › Cornwall, CT › Distance from Cornwall to Mount Prospect Book Hotels

Distance from Cornwall, CT to Mount Prospect, IL

Distance

871 mi

Time

16 hours 39 mins

Gas Cost

$81 - $158

There are 749.84 miles from Cornwall to Mount Prospect in west direction and 871 miles (1,401.74 kilometers) by car, following the I-80 route.

Cornwall and Mount Prospect are 16 hours 39 mins far apart, if you drive non-stop .

This is the fastest route from Cornwall, CT to Mount Prospect, IL.

Please note the time difference between Cornwall, CT and Mount Prospect, IL is 1 hour. The current time in Cornwall is 1:26 am and the current time in Mount Prospect is 12:26 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Cornwall, CT to Mount Prospect, IL:

Lowest Price Rental Cars in Cornwall, CT

Planning on renting a car to go from Cornwall, CT to Mount Prospect, IL? Here there are some offers to rent a car in Cornwall, CT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Cornwall »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 34.97 gallons of gas to cover the route between Cornwall, CT and Mount Prospect, IL.

The estimated cost of gas to go from Cornwall to Mount Prospect is $114.08.

During the route, an average car will release 685.20 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 Cornwall, CT and Mount Prospect, IL

If you want to meet halfway between Cornwall, CT and Mount Prospect, IL or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.18418 and -80.507465, or 41º 11' 3.048" N, 80º 30' 26.874" W. This location is 435.42 miles away from Cornwall, CT and Mount Prospect, IL and it would take approximately 8 hours 19 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Wheatland, PA, situated 440 miles from Cornwall, CT and 435 miles from Mount Prospect, IL. It would take 8 hours 35 mins to go from Cornwall to Wheatland and 8 hours 11 mins to go from Mount Prospect to Wheatland.