How far is Decatur, IL, from Allentown, PA?
The distance between Allentown (Lehigh Valley International Airport) and Decatur (Decatur Airport) is 711 miles / 1145 kilometers / 618 nautical miles.
The driving distance from Allentown (ABE) to Decatur (DEC) is 796 miles / 1281 kilometers, and travel time by car is about 15 hours 23 minutes.
Lehigh Valley International Airport – Decatur Airport
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Distance from Allentown to Decatur
There are several ways to calculate the distance from Allentown to Decatur. Here are two standard methods:
Vincenty's formula (applied above)- 711.348 miles
- 1144.804 kilometers
- 618.145 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
Haversine formula- 709.577 miles
- 1141.954 kilometers
- 616.606 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).
How long does it take to fly from Allentown to Decatur?
The estimated flight time from Lehigh Valley International Airport to Decatur Airport is 1 hour and 50 minutes.
What is the time difference between Allentown and Decatur?
The time difference between Allentown and Decatur is 1 hour. Decatur is 1 hour behind Allentown.
Flight carbon footprint between Lehigh Valley International Airport (ABE) and Decatur Airport (DEC)
On average, flying from Allentown to Decatur generates about 126 kg of CO2 per passenger, and 126 kilograms equals 277 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path and driving directions from Allentown to Decatur
See the map of the shortest flight path between Lehigh Valley International Airport (ABE) and Decatur Airport (DEC).
Airport information
| Origin | Lehigh Valley International Airport |
|---|---|
| City: | Allentown, PA |
| Country: | United States  |
| IATA Code: | ABE |
| ICAO Code: | KABE |
| Coordinates: | 40°39′7″N, 75°26′26″W |
| Destination | Decatur Airport |
|---|---|
| City: | Decatur, IL |
| Country: | United States |
| IATA Code: | DEC |
| ICAO Code: | KDEC |
| Coordinates: | 39°50′4″N, 88°51′56″W |