Air Miles Calculator

Distance between Dallas, TX (DAL) and Dubuque, IA (DBQ)

Flight distance from Dallas to Dubuque (Dallas Love Field – Dubuque Regional Airport) is 740 miles / 1190 kilometers / 643 nautical miles. Estimated flight time is 1 hour 54 minutes.

Driving distance from Dallas (DAL) to Dubuque (DBQ) is 894 miles / 1438 kilometers and travel time by car is about 16 hours 2 minutes.

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

Shortest flight path between Dallas Love Field (DAL) and Dubuque Regional Airport (DBQ).

How far is Dubuque from Dallas?

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

Vincenty's formula (applied above)
  • 739.580 miles
  • 1190.238 kilometers
  • 642.677 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
  • 740.306 miles
  • 1191.406 kilometers
  • 643.308 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 Dallas Love Field
City: Dallas, TX
Country: United States Flag of United States
IATA Code: DAL
ICAO Code: KDAL
Coordinates: 32°50′49″N, 96°51′6″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 Dallas and Dubuque.

Time Difference

Dallas, TX

 CST

Dubuque, IA

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 129 kg (284 pounds).

Frequent Flyer Miles Calculator

Dallas (DAL) → Dubuque (DBQ).

Distance:
740
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
740

Round trip?