DEC
Decatur
United States
982 km
610 miles
IAD
Washington
United States
Distance
982 km
610 mi / 530 nm
Est. Flight Time
2h
Short-haul route
Time Difference
+1h
America/Chicago
Heading
92°
east

Airport Comparison

DEC IAD
Airport Name Decatur Airport Washington Dulles International Airport
IATA Code DEC IAD
ICAO Code KDEC KIAD
City Decatur Washington
Country United States United States
Timezone America/Chicago America/New_York
Elevation 682 ft 312 ft
Coordinates 39.830000, -88.870000 38.900000, -77.500000

Decatur (DEC) to Washington (IAD) Flight Distance

The flight distance from Decatur Airport (DEC) in Decatur, United States to Washington Dulles International Airport (IAD) in Washington, United States is 982 kilometers (610 miles / 530 nautical miles). The estimated flight time for this route is approximately 2h, flying east at a heading of 92°.

This is a short-haul route typically served by narrow-body aircraft such as the Boeing 737 or Airbus A320 family. In-flight service is usually limited to drinks and light snacks.

This is a domestic route within United States. Both airports operate in the same country, which may simplify travel requirements and documentation. Despite being a domestic route, there is a 1-hour time difference between the two cities.

Time zone information: When it's 11:10 in Decatur, it's 12:10 in Washington.

The return flight from Washington (IAD) to Decatur (DEC) follows a heading of 280° (west). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Decatur Airport (DEC) and Washington Dulles International Airport (IAD) detail pages, or use our flight duration calculator to compare other routes.

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