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Distance from Casscoe, AR to IAD Airport

Distance

968 mi

Time

18 hours 2 mins

Gas Cost

$90 - $175

Helpful Inaccurate

There are 825.52 miles from Casscoe to Washington Dulles International Airport (IAD) in northeast direction and 968 miles (1,557.84 kilometers) by car, following the I-40 route.

Casscoe and IAD Airport are 18 hours 2 mins far apart, if you drive non-stop .

This is the fastest route from Casscoe, AR to IAD Airport. The halfway point is Concord Farr, TN.

Please note the time difference between Casscoe, AR and IAD Airport is 1 hour. The current time in Casscoe is 11:39 am and the current time in IAD Airport is 12:39 pm.

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Lowest Price Rental Cars in Casscoe, AR

Planning on renting a car to go from Casscoe, AR to IAD Airport? Here there are some offers to rent a car in Casscoe, AR

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Casscoe »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 38.87 gallons of gas to cover the route between Casscoe, AR and IAD Airport.

The estimated cost of gas to go from Casscoe to IAD Airport is $126.79.

During the route, an average car will release 761.50 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 Casscoe, AR and IAD Airport

If you want to meet halfway between Casscoe, AR and IAD Airport or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 35.917366 and -84.123299, or 35º 55' 2.5176" N, 84º 7' 23.8764" W. This location is 483.90 miles away from Casscoe, AR and IAD Airport and it would take approximately 9 hours 1 min to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Concord Farr, TN, situated 479 miles from Casscoe, AR and 492 miles from IAD Airport. It would take 7 hours 43 mins to go from Casscoe to Concord Farr and 7 hours 38 mins to go from IAD to Concord Farr.

Major City Closest to Halfway Point

The major city closest to the halfway point between Casscoe, AR and IAD Airport is Knoxville, TN, situated 493 miles from Casscoe, AR and 478 miles from IAD Airport. It would take 7 hours 56 mins to go from Casscoe to and 7 hours 21 mins to go from IAD to Knoxville.