Distance between cities › USA › Louisiana › Covington, LA › Distance from Covington to Washington Dulles International Airport Book Hotels

Distance from Covington, LA to IAD Airport

Distance

1,065 mi

Time

19 hours 31 mins

Gas Cost

$99 - $193

Helpful Inaccurate

There are 925.12 miles from Covington to Washington Dulles International Airport (IAD) in northeast direction and 1,065 miles (1,713.95 kilometers) by car, following the I-59 route.

Covington and IAD Airport are 19 hours 31 mins far apart, if you drive non-stop .

This is the fastest route from Covington, LA to IAD Airport. The halfway point is Sweetwater, TN.

Please note the time difference between Covington, LA and IAD Airport is 1 hour. The current time in Covington is 10:55 pm and the current time in IAD Airport is 11:55 pm.

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Lowest Price Rental Cars in Covington, LA

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Covington »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 42.78 gallons of gas to cover the route between Covington, LA and IAD Airport.

The estimated cost of gas to go from Covington to IAD Airport is $139.54.

During the route, an average car will release 838.08 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 Covington, LA and IAD Airport

If you want to meet halfway between Covington, LA 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 35.629124 and -84.476555, or 35º 37' 44.8464" N, 84º 28' 35.598" W. This location is 532.57 miles away from Covington, LA and IAD Airport and it would take approximately 9 hours 45 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Sweetwater, TN, situated 554 miles from Covington, LA and 521 miles from IAD Airport. It would take 8 hours 17 mins to go from Covington to Sweetwater and 8 hours 5 mins to go from IAD to Sweetwater.