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

Distance from Tolstoy, SD to IAD Airport

Distance

1,449 mi

Time

1 day 4 hours

Gas Cost

$135 - $263

Helpful Inaccurate

There are 1,210.87 miles from Tolstoy to Washington Dulles International Airport (IAD) in southeast direction and 1,449 miles (2,331.94 kilometers) by car, following the I-94 route.

Tolstoy and IAD Airport are 1 day 4 hours far apart, if you drive non-stop .

This is the fastest route from Tolstoy, SD to IAD Airport. The halfway point is Cherry Valley, IL.

Please note the time difference between Tolstoy, SD and IAD Airport is 1 hour. The current time in Tolstoy is 7:21 am and the current time in IAD Airport is 8:21 am.

Any questions or tips to share?

Share with fellow travellers any question or tips about the route from Tolstoy, SD to IAD Airport:

Lowest Price Rental Cars in Tolstoy, SD

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Tolstoy »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 58.18 gallons of gas to cover the route between Tolstoy, SD and IAD Airport.

The estimated cost of gas to go from Tolstoy to IAD Airport is $189.77.

During the route, an average car will release 1,139.79 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 Tolstoy, SD and IAD Airport

If you want to meet halfway between Tolstoy, 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 42.274071 and -88.963783, or 42º 16' 26.6556" N, 88º 57' 49.6188" W. This location is 724.30 miles away from Tolstoy, SD and IAD Airport and it would take approximately 14 hours 4 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Cherry Valley, IL, situated 742 miles from Tolstoy, SD and 768 miles from IAD Airport. It would take 12 hours 3 mins to go from Tolstoy to Cherry Valley and 12 hours 8 mins to go from IAD to Cherry Valley.

Major City Closest to Halfway Point

The major city closest to the halfway point between Tolstoy, SD and IAD Airport is Rockford, IL, situated 743 miles from Tolstoy, SD and 778 miles from IAD Airport. It would take 12 hours 9 mins to go from Tolstoy to and 12 hours 20 mins to go from IAD to Rockford.