Distance between cities › USA › New Hampshire › Landaff, NH › Distance from Landaff to Washington Dulles International Airport

Distance from Landaff, NH to IAD Airport

Distance

563 mi

Time

9 hours 40 mins

Gas Cost

$54 - $106

Helpful Inaccurate

There are 461.36 miles from Landaff to Washington Dulles International Airport (IAD) in southwest direction and 563 miles (906.06 kilometers) by car, following the I-91 S route.

Landaff and IAD Airport are 9 hours 40 mins far apart, if you drive non-stop .

This is the fastest route from Landaff, NH to IAD Airport. The halfway point is Mount Vernon, NY.

Landaff, NH and IAD Airport are in the same time zone (EDT). Current time in both locations is 5:11 am.

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Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 22.60 gallons of gas to cover the route between Landaff, NH and IAD Airport.

The estimated cost of gas to go from Landaff to IAD Airport is $76.42.

During the route, an average car will release 442.84 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 $3.38 per gallon of regular gas. Price last updated on April 18, 2024.
Read more about our CO₂ calculation.

Best Hotels In or Near IAD Airport

Do you have where to stay when you arrive to IAD Airport? Check out our hotel recommendations:

Halfway Point Between Landaff, NH and IAD Airport

If you want to meet halfway between Landaff, NH 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 40.880573 and -73.831451, or 40º 52' 50.0628" N, 73º 49' 53.2236" W. This location is 281.41 miles away from Landaff, NH and IAD Airport and it would take approximately 4 hours 50 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest city to the halfway point is Mount Vernon, NY, situated 297 miles from Landaff, NH and 266 miles from IAD Airport. It would take 5 hours 13 mins to go from Landaff to Mount Vernon and 4 hours 36 mins to go from IAD to Mount Vernon.

Major City Closest to Halfway Point

The major city closest to the halfway point between Landaff, NH and IAD Airport is Brooklyn, NY, situated 317 miles from Landaff, NH and 252 miles from IAD Airport. It would take 5 hours 36 mins to go from Landaff to and 4 hours 26 mins to go from IAD to Brooklyn.