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Distance from Davis, CA to IAD Airport

Distance

2,719 mi

Time

2 days

Gas Cost

$249 - $484

Helpful Inaccurate

There are 2,362.38 miles from Davis to Washington Dulles International Airport (IAD) in east direction and 2,719 miles (4,375.81 kilometers) by car, following the I-80 route.

Davis and IAD Airport are 2 days far apart, if you drive non-stop .

This is the fastest route from Davis, CA to IAD Airport. The halfway point is Overton, NE.

Please note the time difference between Davis, CA and IAD Airport is 3 hours. The current time in Davis is 10:46 pm (Mar 11) and the current time in IAD Airport is 1:46 am (Mar 12).

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Lowest Price Rental Cars in Davis, CA

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Davis »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 109.19 gallons of gas to cover the route between Davis, CA and IAD Airport.

The estimated cost of gas to go from Davis to IAD Airport is $349.85.

During the route, an average car will release 2,139.28 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 $3.20 per gallon of regular gas. Price last updated on March 11, 2026.
Read more about our CO₂ calculation.

Halfway Point Between Davis, CA and IAD Airport

If you want to meet halfway between Davis, CA 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 40.706509 and -99.647133, or 40º 42' 23.4324" N, 99º 38' 49.6788" W. This location is 1,359.44 miles away from Davis, CA and IAD Airport and it would take approximately 1 day to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Overton, NE, situated 1,392 miles from Davis, CA and 1,350 miles from IAD Airport. It would take 19 hours to go from Davis to Overton and 20 hours 37 mins to go from IAD to Overton.