DCA to ISP: Distance and Flight Time
The distance from Ronald Reagan Washington National Airport (DCA) to Long Island MacArthur Airport (ISP) is 400 km (248 mi). A typical nonstop flight covers it in about 1h, heading northeast. The distance is the same in either direction (ISP to DCA).
How far is it from Washington to Islip?
The great-circle distance between Ronald Reagan Washington National Airport (DCA) and Long Island MacArthur Airport (ISP) is 400 km (248 mi, 216 nautical miles). That is the straight-line distance; a real flight is a little longer because of air-traffic routing.
How long is the flight from DCA to ISP?
A nonstop flight typically takes about 1h. This is an estimate from the distance; actual block times depend on the aircraft, winds and the exact routing. ISP is roughly northeast of DCA.
How is the DCA to ISP route written in code?
The pair is written DCA-ISP in IATA codes and KDCA-KISP in ICAO codes, the form used on a flight plan. Ronald Reagan Washington National Airport is DCA (KDCA), Long Island MacArthur Airport is ISP (KISP).
| DCA | ISP | |
|---|---|---|
| Airport | Ronald Reagan Washington National Airport | Long Island MacArthur Airport |
| ICAO code | KDCA | KISP |
| Country | United States | United States |
| Elevation | 15 ft | 99 ft |
| Rank by connections | #70 | #672 |
Both ICAO codes start with K, the prefix ICAO assigns to the contiguous United States, so this is a route inside one ICAO region. How ICAO prefixes are laid out.
The two fields sit at almost the same height, within 84 ft (26 m) of each other.
Airlines flying DCA to ISP
No carrier is listed as operating this pair in the open route dataset. It appears only as a codeshare, sold by AA, USon another airline's aircraft.
Route and carrier data comes from the OpenFlights open dataset, regenerated here on . It is a historical snapshot of scheduled connections, not a live schedule, and it includes codeshare listings, so some carriers shown may no longer operate the route or exist. How we build this · Data and sources.
Frequently asked questions
How far is Washington from Islip?
Ronald Reagan Washington National Airport (DCA) and Long Island MacArthur Airport (ISP) are 400 km (248 mi, 216 nautical miles) apart in a straight line.
How long is the flight from DCA to ISP?
A typical nonstop flight between DCA and ISP takes about 1h. Actual times vary with aircraft type, winds and routing.
What direction is ISP from DCA?
Long Island MacArthur Airport (ISP) lies roughly northeast of Ronald Reagan Washington National Airport (DCA).
Related routes
Other routes from Washington (DCA):
DCA airport code · ISP airport code · Busiest airports worldwide