Distance from ROA to DCA
Driving route: -- ( - )
Driving route: -- ( - )
Extended route information
The flight distance between airports Roanoke–Blacksburg Regional Airport (ROA) and Ronald Reagan Washington National Airport (DCA) is 191.63 mi (308.40 km). This corresponds to an approximate flight time of 0h 51min. Similar flight routes: ROA → IAD , ROA → BWI , ROA → RIC , ROA → PHL , GSO → DCA
Bearing: 56.56° (ENE)The initial bearing on the course from ROA to DCA is 56.56° and the compass direction is ENE.
Midpoint: 38.09794,-78.52189The geographic midpoint between ROA and DCA is in 95.71 mi (154.03 km) distance between both points in a bearing of 56.56°. It is located in United States of America, Virginia, Albemarle County.
Distance: 191.42 mi (308.05 km)The shortest distance (air line) between ROA and DCA is 191.42 mi (308.05 km).
Driving route: -- ( - )The shortest route between ROA and DCA is according to the route planner. The driving time is approx. . Half of the trip is reached in .
Time difference: 0hROA and DCA are both in the same time zone America/New_York.
How is the distance calculated?
To calculate the distance between ROA and DCA, the place names are converted into coordinates (latitude and longitude). The respective geographic centre is used for cities, regions and countries. To calculate the distance the Haversine formula is applied.
Similar routes:
Similar distance (± 0.5%)
DCA is just as far away from ROA as ROA from Washington (311 km).
ROA to New York, ROA to Los Angeles, ROA to Chicago, ROA to Houston, ROA to Philadelphia, ROA to Phoenix, ROA to San Antonio, ROA to San Diego, ROA to Dallas, ROA to San Jose, ROA to Austin, ROA to Jacksonville, ROA to Indianapolis, DCA to New York, DCA to Los Angeles, DCA to Chicago, DCA to Houston, DCA to Philadelphia, DCA to Phoenix, DCA to San Antonio, DCA to San Diego, DCA to Dallas, DCA to San Jose, DCA to Austin, DCA to Jacksonville, DCA to Indianapolis,
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