Air Miles Calculator

Distance between Washington D.C. (IAD) and New Orleans, LA (MSY)

Distance from Washington Dulles International Airport to Louis Armstrong New Orleans International Airport is 955 miles / 1536 kilometers / 830 nautical miles.

Calculations with different methods

Vincenty's formula (applied above)
  • 954.717 miles
  • 1536.468 kilometers
  • 829.626 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
  • 954.450 miles
  • 1536.038 kilometers
  • 829.394 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance).

Flight duration

Estimated flight time from Washington Dulles International Airport (IAD) to Louis Armstrong New Orleans International Airport (MSY) is 2 hours 18 minutes.

Time difference and current local times

The time difference between Washington D.C. and New Orleans is 1 hour. New Orleans is 1 hour behind Washington D.C..

Time Difference

Washington D.C.
New Orleans

Washington D.C.

 EST

New Orleans, LA

 CST

Airport information


A 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

B Louis Armstrong New Orleans International Airport
City: New Orleans, LA
Country: United States Flag of United States
IATA Code: MSY
ICAO Code: KMSY
Coordinates: 29°59′36″N, 90°15′28″W

Map

Flight map from Washington D.C. to New Orleans.

Frequent Flyer Miles Calculator

Washington D.C. (IAD) → New Orleans (MSY).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
955
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
955

Round trip?