Air Miles Calculator

Distance between Houston, TX (HOU) and Washington D.C. (DCA)

Distance from William P. Hobby Airport to Ronald Reagan Washington National Airport is 1218 miles / 1961 kilometers / 1059 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 1218.298 miles
  • 1960.660 kilometers
  • 1058.672 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 1217.166 miles
  • 1958.838 kilometers
  • 1057.688 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from William P. Hobby Airport (HOU) to Ronald Reagan Washington National Airport (DCA) is 2 hours 48 minutes.

Time difference and current local times

The time difference between Houston and Washington D.C. is 1 hour. Washington D.C. is 1 hour ahead of Houston.

Time Difference

Houston
Washington D.C.

Houston, TX

 CST

Washington D.C.

 EST

Airport information


A William P. Hobby Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: HOU
ICAO Code: KHOU
Coordinates: 29°38′43″N, 95°16′44″W

B Ronald Reagan Washington National Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: DCA
ICAO Code: KDCA
Coordinates: 38°51′7″N, 77°2′15″W

Map

Flight map from Houston to Washington D.C..

Frequent Flyer Miles Calculator

Houston (HOU) → Washington D.C. (DCA).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1218
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1218

Round trip?