Distance between cities › USA › Mississippi › Shannon, MS › Distance from Shannon to Ronald Reagan Washington National Airport Book Hotels

Distance from Shannon, MS to DCA Airport

Distance

846 mi

Time

16 hours 1 min

Gas Cost

$77 - $151

Helpful Inaccurate

There are 725.46 miles from Shannon to Ronald Reagan Washington National Airport (DCA) in northeast direction and 846 miles (1,361.51 kilometers) by car, following the I-81 route.

Shannon and DCA Airport are 16 hours 1 min far apart, if you drive non-stop .

This is the fastest route from Shannon, MS to DCA Airport. The halfway point is Mohawk, TN.

Please note the time difference between Shannon, MS and DCA Airport is 1 hour. The current time in Shannon is 12:39 pm and the current time in DCA Airport is 1:39 pm.

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Lowest Price Rental Cars in Shannon, MS

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

Small

From $14

Intermediate

From $18

Full-size

From $24

SUVs

From $28

Vans

From $40

Compare rental car prices in Shannon »

Gas Consumption and Emissions

A car with a fuel efficiency of MPG will need 33.96 gallons of gas to cover the route between Shannon, MS and DCA Airport.

The estimated cost of gas to go from Shannon to DCA Airport is $108.80.

During the route, an average car will release 665.29 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 Shannon, MS and DCA Airport

If you want to meet halfway between Shannon, MS 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 36.204079 and -83.075737, or 36º 12' 14.6844" N, 83º 4' 32.6532" W. This location is 422.77 miles away from Shannon, MS and DCA Airport and it would take approximately 8 hours to reach the halfway point from both locations.

Closest City or Town to Halfway Point

The closest town to the halfway point is Mohawk, TN, situated 457 miles from Shannon, MS and 433 miles from DCA Airport. It would take 7 hours 4 mins to go from Shannon to Mohawk and 6 hours 42 mins to go from DCA to Mohawk.