Air Miles Calculator

Distance between Houston, TX (HOU) and Dubuque, IA (DBQ)

Flight distance from Houston to Dubuque (Houston William P. Hobby Airport – Dubuque Regional Airport) is 916 miles / 1474 kilometers / 796 nautical miles. Estimated flight time is 2 hours 14 minutes.

Driving distance from Houston (HOU) to Dubuque (DBQ) is 1141 miles / 1837 kilometers and travel time by car is about 20 hours 13 minutes.

Map of flight path and driving directions from Houston to Dubuque.

Shortest flight path between Houston William P. Hobby Airport (HOU) and Dubuque Regional Airport (DBQ).

How far is Dubuque from Houston?

There are several ways to calculate distances between Houston and Dubuque. Here are two common methods:

Vincenty's formula (applied above)
  • 915.628 miles
  • 1473.561 kilometers
  • 795.659 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
  • 917.251 miles
  • 1476.173 kilometers
  • 797.070 nautical miles

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

Airport information


A Houston 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 Dubuque Regional Airport
City: Dubuque, IA
Country: United States Flag of United States
IATA Code: DBQ
ICAO Code: KDBQ
Coordinates: 42°24′7″N, 90°42′34″W

Time difference and current local times

There is no time difference between Houston and Dubuque.

Time Difference

Houston, TX

 CST

Dubuque, IA

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 145 kg (319 pounds).

Frequent Flyer Miles Calculator

Houston (HOU) → Dubuque (DBQ).

Distance:
916
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
916

Round trip?