Distance between cities › USA › Florida › Saint Johns, FL › Distance from Saint Johns to Ronald Reagan Washington National Airport Book Hotels

Distance from Saint Johns, FL to DCA Airport

Distance

737 mi

Time

13 hours 37 mins

Gas Cost

$69 - $134

Helpful Inaccurate

There are 662.29 miles from Saint Johns to Ronald Reagan Washington National Airport (DCA) in northeast direction and 737 miles (1,186.09 kilometers) by car, following the I-95 route.

Saint Johns and DCA Airport are 13 hours 37 mins far apart, if you drive non-stop .

This is the fastest route from Saint Johns, FL to DCA Airport. The halfway point is South of the Border, SC.

Saint Johns, FL and DCA Airport are in the same time zone (EDT). Current time in both locations is 8:29 am.

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Lowest Price Rental Cars in Saint Johns, FL

Planning on renting a car to go from Saint Johns, FL to DCA Airport? Here there are some offers to rent a car in Saint Johns, FL

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Saint Johns »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 29.59 gallons of gas to cover the route between Saint Johns, FL and DCA Airport.

The estimated cost of gas to go from Saint Johns to DCA Airport is $96.53.

During the route, an average car will release 579.78 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 Saint Johns, FL and DCA Airport

If you want to meet halfway between Saint Johns, FL 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 34.492638 and -79.294525, or 34º 29' 33.4968" N, 79º 17' 40.29" W. This location is 368.43 miles away from Saint Johns, FL and DCA Airport and it would take approximately 6 hours 48 mins to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is South of the Border, SC, situated 371 miles from Saint Johns, FL and 367 miles from DCA Airport. It would take 5 hours 36 mins to go from Saint Johns to South of the Border and 5 hours 54 mins to go from DCA to South of the Border.

Major Cities Along the Route

Some major cities along the route include Washington, DC,Alexandria, VA,Arlington, VA,Henrico, VA,Richmond, VA,Fayetteville, NC, and Jacksonville, FL.