Distance From O'Sullivan Army Air Field to Ronald Reagan National Airport (CSL - DCA Distance)
The flight distance from O'Sullivan Army Air Field (CSL) to Ronald Reagan National Airport (DCA) is 2221 miles. This is equivalent to 3575 kilometers or 1929 nautical miles. The distance shown below is the straight line distance (may be called as flying or air distance) or direct flight distance between airports.
3575 kilometers is the distance from O'Sullivan Army Air Field, United States to Ronald Reagan National Airport, United States.
Flight Duration between San Luis Obispo, United States and Washington, United States
Estimated flight time from O'Sullivan Army Air Field, San Luis Obispo, United States to Ronald Reagan National Airport, Washington, United States is 4 hours 26 minutes under avarage conditions. The flight time calculator assumes an average flight speed for a commercial airliner of 500 mph, which is equivalent to 805 km/hr or 434 knots. Your actual flying time may vary depending on wind speeds or weather conditions.
Time Difference Between the Airports • CSL - DCA
Time difference between San Luis Obispo (United States) and Washington (United States) is 3 Hours.
Current local time in San Luis Obispo is 2025-05-13, 06:45:27 MST and time in Washington is 2025-05-13, 09:45:27 EDT.
Washington time is 3 Hours ahead of San Luis Obispo.
O'Sullivan Army Air Field to Ronald Reagan National Airport Flight Route Map - CSL to DCA Flight Path
Location of O'Sullivan Army Air Field & Ronald Reagan National Airport is given below.Click the map to view San Luis Obispo to Washington nonstop flight path and travel direction.
Nonstop flight route between San Luis Obispo, United States and Washington, United States.
O'Sullivan Army Air Field |
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| City: | San Luis Obispo |
| Country: | United States  |
| IATA Code: | CSL |
| ICAO Code: | - |
| GPS Coordinates: | Latitude: N 22° 56' 53.9'' Longitude: W 109° 56' 18.2'' |
| Current time: | 2025-05-13, 06:45:27 MST |
| Current weather: |
O'Sullivan Army Air Field 15 day weather forecast
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Ronald Reagan National Airport |
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| City: | Washington |
| Country: | United States |
| IATA Code: | DCA |
| ICAO Code: | KDCA |
| GPS Coordinates: | Latitude: N 38° 51' 7.5'' Longitude: W 77° 2' 15.8'' |
| Current time: | 2025-05-13, 09:45:27 EDT |
| Current weather: |
Ronald Reagan National Airport 15 day weather forecast
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| Flights: |
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