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Distance from Cornwall, CT to DTW Airport

Distance

663 mi

Time

12 hours 45 mins

Gas Cost

$62 - $120

Helpful Inaccurate

There are 514.91 miles from Cornwall to Detroit Metropolitan Airport (DTW) in west direction and 663 miles (1,067.00 kilometers) by car, following the I-80 route.

Cornwall and DTW Airport are 12 hours 45 mins far apart, if you drive non-stop .

This is the fastest route from Cornwall, CT to DTW Airport. The halfway point is Rockton, PA.

Cornwall, CT and DTW Airport are in the same time zone (EDT). Current time in both locations is 2:23 pm.

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Lowest Price Rental Cars in Cornwall, CT

Planning on renting a car to go from Cornwall, CT to DTW Airport? 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 26.63 gallons of gas to cover the route between Cornwall, CT and DTW Airport.

The estimated cost of gas to go from Cornwall to DTW Airport is $86.88.

During the route, an average car will release 521.79 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 DTW Airport

If you want to meet halfway between Cornwall, CT and DTW Airport or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 41.127613 and -78.575195, or 41º 7' 39.4068" N, 78º 34' 30.702" W. This location is 331.58 miles away from Cornwall, CT and DTW Airport and it would take approximately 6 hours 22 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Rockton, PA, situated 345 miles from Cornwall, CT and 329 miles from DTW Airport. It would take 5 hours 50 mins to go from Cornwall to Rockton and 5 hours 8 mins to go from DTW to Rockton.