Distance between cities › USA › South Dakota › Selby, SD › Distance from Selby to Washington Dulles International Airport Book Hotels

Distance from Selby, SD to IAD Airport

Distance

1,454 mi

Time

1 day 3 hours

Gas Cost

$136 - $263

Helpful Inaccurate

There are 1,235.35 miles from Selby to Washington Dulles International Airport (IAD) in southeast direction and 1,454 miles (2,339.99 kilometers) by car, following the I-94 route.

Selby and IAD Airport are 1 day 3 hours far apart, if you drive non-stop .

This is the fastest route from Selby, SD to IAD Airport. The halfway point is Afton, WI.

Please note the time difference between Selby, SD and IAD Airport is 1 hour. The current time in Selby is 5:52 am and the current time in IAD Airport is 6:52 am.

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Lowest Price Rental Cars in Selby, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Selby »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 58.39 gallons of gas to cover the route between Selby, SD and IAD Airport.

The estimated cost of gas to go from Selby to IAD Airport is $190.48.

During the route, an average car will release 1,144.03 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 Selby, SD and IAD Airport

If you want to meet halfway between Selby, SD 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 42.584183 and -88.988098, or 42º 35' 3.0588" N, 88º 59' 17.1528" W. This location is 726.99 miles away from Selby, SD and IAD Airport and it would take approximately 13 hours 55 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Afton, WI, situated 752 miles from Selby, SD and 795 miles from IAD Airport. It would take 11 hours 51 mins to go from Selby to Afton and 12 hours 39 mins to go from IAD to Afton.

Major City Closest to Halfway Point

The major city closest to the halfway point between Selby, SD and IAD Airport is Rockford, IL, situated 776 miles from Selby, SD and 778 miles from IAD Airport. It would take 12 hours 14 mins to go from Selby to and 12 hours 20 mins to go from IAD to Rockford.