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Distance from Dover, FL to IAD Airport

Distance

920 mi

Time

17 hours 15 mins

Gas Cost

$86 - $167

Helpful Inaccurate

There are 805.07 miles from Dover to Washington Dulles International Airport (IAD) in northeast direction and 920 miles (1,480.60 kilometers) by car, following the I-95 route.

Dover and IAD Airport are 17 hours 15 mins far apart, if you drive non-stop .

This is the fastest route from Dover, FL to IAD Airport. The halfway point is Alcolu, SC.

Dover, FL and IAD Airport are in the same time zone (EDT). Current time in both locations is 9:30 pm.

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Lowest Price Rental Cars in Dover, FL

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Dover »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 36.93 gallons of gas to cover the route between Dover, FL and IAD Airport.

The estimated cost of gas to go from Dover to IAD Airport is $120.46.

During the route, an average car will release 723.51 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 Dover, FL and IAD Airport

If you want to meet halfway between Dover, FL 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 33.761475 and -80.230774, or 33º 45' 41.31" N, 80º 13' 50.7864" W. This location is 459.77 miles away from Dover, FL and IAD Airport and it would take approximately 8 hours 38 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Alcolu, SC, situated 466 miles from Dover, FL and 458 miles from IAD Airport. It would take 7 hours 16 mins to go from Dover to Alcolu and 7 hours 28 mins to go from IAD to Alcolu.