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

Distance from Windham, CT to Allison, IA

Distance

1,247 mi

Time

23 hours 28 mins

Gas Cost

$116 - $226

There are 1,055.78 miles from Windham to Allison in west direction and 1,247 miles (2,006.85 kilometers) by car, following the I-80 route.

Windham and Allison are 23 hours 28 mins far apart, if you drive non-stop .

This is the fastest route from Windham, CT to Allison, IA.

Please note the time difference between Windham, CT and Allison, IA is 1 hour. The current time in Windham is 3:28 pm and the current time in Allison is 2:28 pm.

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Lowest Price Rental Cars in Windham, CT

Planning on renting a car to go from Windham, CT to Allison, IA? Here there are some offers to rent a car in Windham, CT

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Windham »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 50.09 gallons of gas to cover the route between Windham, CT and Allison, IA.

The estimated cost of gas to go from Windham to Allison is $163.40.

During the route, an average car will release 981.40 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 Windham, CT and Allison, IA

If you want to meet halfway between Windham, 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 41.329948 and -82.467767, or 41º 19' 47.8128" N, 82º 28' 3.9612" W. This location is 623.64 miles away from Windham, CT and Allison, IA and it would take approximately 11 hours 44 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Berlin Heights, OH, situated 634 miles from Windham, CT and 622 miles from Allison, IA. It would take 12 hours 5 mins to go from Windham to Berlin Heights and 11 hours 42 mins to go from Allison to Berlin Heights.