Airport Comparison
| DCA | IAH | |
|---|---|---|
| Airport Name | Ronald Reagan Washington Ntl Airport | George Bush Intcntl/Houston Airport |
| IATA Code | DCA | IAH |
| ICAO Code | KDCA | KIAH |
| City | Washington | Houston |
| Country | United States | United States |
| Timezone | America/New_York | America/Chicago |
| Elevation | 14 ft | 96 ft |
| Coordinates | 38.850000, -77.040000 | 29.980000, -95.340000 |
Washington (DCA) to Houston (IAH) Flight Distance
The flight distance from Ronald Reagan Washington Ntl Airport (DCA) in Washington, United States to George Bush Intcntl/Houston Airport (IAH) in Houston, United States is 1,942 kilometers (1,206 miles / 1,048 nautical miles). The estimated flight time for this route is approximately 3h, flying west southwest at a heading of 245°.
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 00:55 in Washington, it's 23:55 in Houston.
The return flight from Houston (IAH) to Washington (DCA) follows a heading of 55° (northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.
For more information about these airports, visit the Ronald Reagan Washington Ntl Airport (DCA) and George Bush Intcntl/Houston Airport (IAH) detail pages, or use our flight duration calculator to compare other routes.