Air Miles Calculator

Distance between Lafayette, LA (LFT) and Washington D.C. (IAD)

Distance from Lafayette to Washington D.C. (Lafayette Regional Airport – Washington Dulles International Airport) is 1022 miles / 1645 kilometers / 888 nautical miles.

How far is Washington D.C. from Lafayette?

There are several ways to calculate distances between Lafayette and Washington D.C.. Here are two common methods:

Vincenty's formula (applied above)
  • 1022.223 miles
  • 1645.108 kilometers
  • 888.287 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
  • 1021.599 miles
  • 1644.104 kilometers
  • 887.745 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).

Flight duration

Estimated flight time from Lafayette Regional Airport (LFT) to Washington Dulles International Airport (IAD) is 2 hours 26 minutes.

Time difference and current local times

The time difference between Lafayette and Washington D.C. is 1 hour. Washington D.C. is 1 hour ahead of Lafayette.

Time Difference

Lafayette
Washington D.C.

Lafayette, LA

 CST

Washington D.C.

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 152 kg (336 pounds).

Airport information


A Lafayette Regional Airport
City: Lafayette, LA
Country: United States Flag of United States
IATA Code: LFT
ICAO Code: KLFT
Coordinates: 30°12′19″N, 91°59′15″W

B Washington Dulles International Airport
City: Washington D.C.
Country: United States Flag of United States
IATA Code: IAD
ICAO Code: KIAD
Coordinates: 38°56′40″N, 77°27′20″W

Map

Lafayette to Washington D.C. flight map.

Frequent Flyer Miles Calculator

Lafayette (LFT) → Washington D.C. (IAD).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1022
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1022

Round trip?