Distance between cities › USA › California › SAN, CA › Distance from San Diego International Airport to Ronald Reagan Washington National Airport Book Hotels

Distance from SAN Airport to DCA Airport

Distance

2,690 mi

Time

1 day 23 hours

Gas Cost

$251 - $487

Helpful Inaccurate

There are 2,271.01 miles from San Diego International Airport (SAN) to Ronald Reagan Washington National Airport (DCA) in east direction and 2,690 miles (4,329.14 kilometers) by car, following the I-20 route.

SAN Airport and DCA Airport are 1 day 23 hours far apart, if you drive non-stop .

This is the fastest route from SAN Airport to DCA Airport. The halfway point is Spencer, OK.

Please note the time difference between SAN Airport and DCA Airport is 3 hours. The current time in SAN Airport is 7:38 am and the current time in DCA Airport is 10:38 am.

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Lowest Price Rental Cars in SAN Airport

Planning on renting a car to go from SAN Airport to DCA Airport? Here there are some offers to rent a car in SAN Airport

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in San Diego International Airport »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 108.03 gallons of gas to cover the route between SAN Airport and DCA Airport.

The estimated cost of gas to go from SAN Airport to DCA Airport is $352.40.

During the route, an average car will release 2,116.54 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 SAN Airport and DCA Airport

If you want to meet halfway between SAN Airport and DCA Airport or just make a stop in the middle of your trip, the exact coordinates of the halfway point of this route are 35.533279 and -97.386421, or 35º 31' 59.8044" N, 97º 23' 11.1156" W. This location is 1,344.98 miles away from SAN Airport and DCA Airport and it would take approximately 23 hours 36 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Spencer, OK, situated 1,366 miles from SAN Airport and 1,334 miles from DCA Airport. It would take 19 hours 30 mins to go from SAN to Spencer and 20 hours 8 mins to go from DCA to Spencer.

Major City Closest to Halfway Point

The major city closest to the halfway point between SAN Airport and DCA Airport is Oklahoma City, OK, situated 1,355 miles from SAN Airport and 1,334 miles from DCA Airport. It would take 19 hours 16 mins to go from SAN to and 20 hours 3 mins to go from DCA to Oklahoma City.

Major Cities Along the Route

Some other major cities along the route include Amarillo, TX,Albuquerque, NM,Peoria, AZ,Glendale, AZ,El Cajon, CA,San Diego, CA,Springfield, MO,Broken Arrow, OK, and Tulsa, OK.