Air Miles Calculator

Distance between Houston, TX (IAH) and Allentown, PA (ABE)

Flight distance from Houston to Allentown (Houston George Bush Intercontinental Airport – Lehigh Valley International Airport) is 1339 miles / 2154 kilometers / 1163 nautical miles. Estimated flight time is 3 hours 2 minutes.

Driving distance from Houston (IAH) to Allentown (ABE) is 1556 miles / 2504 kilometers and travel time by car is about 27 hours 12 minutes.

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

Shortest flight path between Houston George Bush Intercontinental Airport (IAH) and Lehigh Valley International Airport (ABE).

How far is Allentown from Houston?

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

Vincenty's formula (applied above)
  • 1338.571 miles
  • 2154.222 kilometers
  • 1163.187 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
  • 1337.390 miles
  • 2152.320 kilometers
  • 1162.160 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 George Bush Intercontinental Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: IAH
ICAO Code: KIAH
Coordinates: 29°59′3″N, 95°20′29″W

B Lehigh Valley International Airport
City: Allentown, PA
Country: United States Flag of United States
IATA Code: ABE
ICAO Code: KABE
Coordinates: 40°39′7″N, 75°26′26″W

Time difference and current local times

The time difference between Houston and Allentown is 1 hour. Allentown is 1 hour ahead of Houston.

Time Difference

Houston, TX

 CST

Allentown, PA

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 169 kg (373 pounds).

Frequent Flyer Miles Calculator

Houston (IAH) → Allentown (ABE).

Distance:
1339
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1339

Round trip?