Distance between cities › USA › Tennessee › Spencer, TN › Distance from Spencer to Washington Dulles International Airport

Distance from Spencer, TN to IAD Airport

Distance

602 mi

Time

9 hours 8 mins

Gas Cost

$58 - $113

Helpful Inaccurate

There are 492.31 miles from Spencer to Washington Dulles International Airport (IAD) in northeast direction and 602 miles (968.83 kilometers) by car, following the I-81 N route.

Spencer and IAD Airport are 9 hours 8 mins far apart, if you drive non-stop .

This is the fastest route from Spencer, TN to IAD Airport. The halfway point is Rural Retreat, VA.

Please note the time difference between Spencer, TN and IAD Airport is 1 hour. The current time in Spencer is 5:49 pm and the current time in IAD Airport is 6:49 pm.

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Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 24.18 gallons of gas to cover the route between Spencer, TN and IAD Airport.

The estimated cost of gas to go from Spencer to IAD Airport is $81.76.

During the route, an average car will release 473.77 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 Spencer, TN and IAD Airport

If you want to meet halfway between Spencer, TN 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 36.911617 and -81.243950, or 36º 54' 41.8212" N, 81º 14' 38.22" W. This location is 301.06 miles away from Spencer, TN and IAD Airport and it would take approximately 4 hours 34 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Rural Retreat, VA, situated 300 miles from Spencer, TN and 309 miles from IAD Airport. It would take 4 hours 35 mins to go from Spencer to Rural Retreat and 4 hours 51 mins to go from IAD to Rural Retreat.