CXO
Houston
United States
1,890 km
1,175 miles
IAD
Washington
United States
Distance
1,890 km
1,175 mi / 1,021 nm
Est. Flight Time
3h
Medium-haul route
Time Difference
+1h
America/Chicago
Heading
55°
northeast

Airport Comparison

CXO IAD
Airport Name Conroe/North Houston Regional Airport Washington Dulles International Airport
IATA Code CXO IAD
ICAO Code KCXO KIAD
City Houston Washington
Country United States United States
Timezone America/Chicago America/New_York
Elevation 245 ft 312 ft
Coordinates 30.350000, -95.420000 38.900000, -77.500000

Houston (CXO) to Washington (IAD) Flight Distance

The flight distance from Conroe/North Houston Regional Airport (CXO) in Houston, United States to Washington Dulles International Airport (IAD) in Washington, United States is 1,890 kilometers (1,175 miles / 1,021 nautical miles). The estimated flight time for this route is approximately 3h, flying northeast at a heading of 55°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

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 11:28 in Houston, it's 12:28 in Washington.

The return flight from Washington (IAD) to Houston (CXO) follows a heading of 245° (west southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Conroe/North Houston Regional Airport (CXO) and Washington Dulles International Airport (IAD) detail pages, or use our flight duration calculator to compare other routes.

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