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Distance from Providence, RI to IAD Airport

Distance

431 mi

Time

9 hours 8 mins

Gas Cost

$43 - $84

Helpful Inaccurate

There are 374.70 miles from Providence to Washington Dulles International Airport (IAD) in southwest direction and 431 miles (693.63 kilometers) by car, following the I-95 route.

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

This is the fastest route from Providence, RI to IAD Airport. The halfway point is Milltown, NJ.

Providence, RI and IAD Airport are in the same time zone (EDT). Current time in both locations is 6:58 am.

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Lowest Price Rental Cars in Providence, RI

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Providence »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 17.30 gallons of gas to cover the route between Providence, RI and IAD Airport.

The estimated cost of gas to go from Providence to IAD Airport is $60.98.

During the route, an average car will release 339.02 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 $3.52 per gallon of regular gas. Price last updated on March 18, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Providence, RI and IAD Airport

If you want to meet halfway between Providence, RI 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 40.450214 and -74.417847, or 40º 27' 0.7704" N, 74º 25' 4.2492" W. This location is 215.44 miles away from Providence, RI 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 Milltown, NJ, situated 216 miles from Providence, RI and 222 miles from IAD Airport. It would take 3 hours 49 mins to go from Providence to Milltown and 3 hours 53 mins to go from IAD to Milltown.

Major City Closest to Halfway Point

The major city closest to the halfway point between Providence, RI and IAD Airport is Brooklyn, NY, situated 182 miles from Providence, RI and 254 miles from IAD Airport. It would take 3 hours 14 mins to go from Providence to and 4 hours 31 mins to go from IAD to Brooklyn.