Distance between cities › USA › Virginia › DCA, VA › Distance from Ronald Reagan Washington National Airport to Mason Neck Book Hotels

Distance from DCA Airport to Mason Neck, VA

Distance

23 mi

Time

37 minutes

Gas Cost

$2 - $5

Helpful Inaccurate

There are 15.29 miles from Ronald Reagan Washington National Airport (DCA) to Mason Neck in southwest direction and 23 miles (37.01 kilometers) by car, following the I-395 and US-1 route.

DCA Airport and Mason Neck are 37 minutes far apart, if you drive non-stop .

This is the fastest route from DCA Airport to Mason Neck, VA. The halfway point is Springfield, VA.

DCA Airport and Mason Neck, VA are in the same time zone (EDT). Current time in both locations is 7:30 pm.

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Lowest Price Rental Cars in DCA Airport

Planning on renting a car to go from DCA Airport to Mason Neck, VA? Here there are some offers to rent a car in DCA Airport

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Ronald Reagan Washington National Airport »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 0.93 gallons of gas to cover the route between DCA Airport and Mason Neck, VA.

The estimated cost of gas to go from DCA Airport to Mason Neck is $3.38.

During the route, an average car will release 18.23 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 $3.63 per gallon of regular gas. Price last updated on March 18, 2026.
Read more about our CO₂ calculation.

Halfway Point Between DCA Airport and Mason Neck, VA

If you want to meet halfway between DCA Airport and Mason Neck, VA or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 38.793938 and -77.172318, or 38º 47' 38.1768" N, 77º 10' 20.3448" W. This location is 11.58 miles away from DCA Airport and Mason Neck, VA and it would take approximately 18 minutes to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Springfield, VA, situated 13 miles from DCA Airport and 12 miles from Mason Neck, VA. It would take 19 minutes to go from DCA to Springfield and 18 minutes to go from Mason Neck to Springfield.