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

Distance from Cornwall, CT to Allison, IA

Distance

1,171 mi

Time

22 hours 9 mins

Gas Cost

$109 - $212

There are 994.57 miles from Cornwall to Allison in west direction and 1,171 miles (1,884.54 kilometers) by car, following the I-80 route.

Cornwall and Allison are 22 hours 9 mins far apart, if you drive non-stop .

This is the fastest route from Cornwall, CT to Allison, IA. The halfway point is Fremont, OH.

Please note the time difference between Cornwall, CT and Allison, IA is 1 hour. The current time in Cornwall is 12:27 am (Mar 13) and the current time in Allison is 11:27 pm (Mar 12).

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Lowest Price Rental Cars in Cornwall, CT

Planning on renting a car to go from Cornwall, CT to Allison, IA? 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 47.01 gallons of gas to cover the route between Cornwall, CT and Allison, IA.

The estimated cost of gas to go from Cornwall to Allison is $153.35.

During the route, an average car will release 921.05 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 Cornwall, CT and Allison, IA

If you want to meet halfway between Cornwall, CT and Allison, IA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.405830 and -83.121056, or 41º 24' 20.988" N, 83º 7' 15.8016" W. This location is 585.30 miles away from Cornwall, CT and Allison, IA and it would take approximately 11 hours 4 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Fremont, OH, situated 604 miles from Cornwall, CT and 590 miles from Allison, IA. It would take 9 hours 33 mins to go from Cornwall to Fremont and 9 hours 16 mins to go from Allison to Fremont.

Major City Closest to Halfway Point

The major city closest to the halfway point between Cornwall, CT and Allison, IA is Toledo, OH, situated 636 miles from Cornwall, CT and 568 miles from Allison, IA. It would take 10 hours 1 min to go from Cornwall to and 8 hours 58 mins to go from Allison to Toledo.