Distance between cities › USA › Alabama › Eldridge, AL › Distance from Eldridge to Washington Dulles International Airport Book Hotels

Distance from Eldridge, AL to IAD Airport

Distance

789 mi

Time

14 hours 36 mins

Gas Cost

$72 - $140

Helpful Inaccurate

There are 662.53 miles from Eldridge to Washington Dulles International Airport (IAD) in northeast direction and 789 miles (1,269.77 kilometers) by car, following the I-81 route.

Eldridge and IAD Airport are 14 hours 36 mins far apart, if you drive non-stop .

This is the fastest route from Eldridge, AL to IAD Airport. The halfway point is Fall Branch, TN.

Please note the time difference between Eldridge, AL and IAD Airport is 1 hour. The current time in Eldridge is 12:26 am and the current time in IAD Airport is 1:26 am.

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Lowest Price Rental Cars in Eldridge, AL

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Eldridge »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 31.69 gallons of gas to cover the route between Eldridge, AL and IAD Airport.

The estimated cost of gas to go from Eldridge to IAD Airport is $101.54.

During the route, an average car will release 620.91 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Eldridge, AL and IAD Airport

If you want to meet halfway between Eldridge, AL 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 36.413155 and -82.600410, or 36º 24' 47.358" N, 82º 36' 1.476" W. This location is 394.56 miles away from Eldridge, AL and IAD Airport and it would take approximately 7 hours 18 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Fall Branch, TN, situated 405 miles from Eldridge, AL and 395 miles from IAD Airport. It would take 6 hours 11 mins to go from Eldridge to Fall Branch and 6 hours 6 mins to go from IAD to Fall Branch.