Air Miles Calculator

Distance between Bangor, ME (BGR) and Decatur, IL (DEC)

Flight distance from Bangor to Decatur (Bangor International Airport – Decatur Airport) is 1079 miles / 1736 kilometers / 938 nautical miles. Estimated flight time is 2 hours 32 minutes.

Driving distance from Bangor (BGR) to Decatur (DEC) is 1332 miles / 2144 kilometers and travel time by car is about 23 hours 36 minutes.

Map of flight path and driving directions from Bangor to Decatur.

Shortest flight path between Bangor International Airport (BGR) and Decatur Airport (DEC).

How far is Decatur from Bangor?

There are several ways to calculate distances between Bangor and Decatur. Here are two common methods:

Vincenty's formula (applied above)
  • 1078.895 miles
  • 1736.313 kilometers
  • 937.534 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
  • 1076.456 miles
  • 1732.389 kilometers
  • 935.415 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 Bangor International Airport
City: Bangor, ME
Country: United States Flag of United States
IATA Code: BGR
ICAO Code: KBGR
Coordinates: 44°48′26″N, 68°49′41″W

B Decatur Airport
City: Decatur, IL
Country: United States Flag of United States
IATA Code: DEC
ICAO Code: KDEC
Coordinates: 39°50′4″N, 88°51′56″W

Time difference and current local times

The time difference between Bangor and Decatur is 1 hour. Decatur is 1 hour behind Bangor.

Time Difference

Bangor, ME

 EST

Decatur, IL

 CST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 156 kg (343 pounds).

Frequent Flyer Miles Calculator

Bangor (BGR) → Decatur (DEC).

Distance:
1079
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1079

Round trip?