Distance from ROA to Washington
Driving route: -- ( - )
Driving route: -- ( - )
Extended route information
The flight distance between airports Roanoke–Blacksburg Regional Airport (ROA) and Washington (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: 55.83° (NE)The initial bearing on the course from ROA to Washington is 55.83° and the compass direction is NE.
Midpoint: 38.11946,-78.52168The geographic midpoint between ROA and Washington is in 96.55 mi (155.37 km) distance between both points in a bearing of 55.83°. It is located in United States of America, Virginia, Albemarle County.
Distance: 193.09 mi (310.75 km)The shortest distance (air line) between ROA and Washington is 193.09 mi (310.75 km).
Driving route: -- ( - )The shortest route between ROA and Washington is according to the route planner. The driving time is approx. . Half of the trip is reached in .
Time difference: 0hROA and Washington are both in the same time zone America/New_York.
How is the distance calculated?
To calculate the distance between ROA and Washington, 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:
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