Air Miles Calculator

Distance between South Bend, IN (SBN) and Washington D.C. (IAD)

Flight distance from South Bend to Washington D.C. (South Bend International Airport – Washington Dulles International Airport) is 505 miles / 813 kilometers / 439 nautical miles. Estimated flight time is 1 hour 27 minutes.

Driving distance from South Bend (SBN) to Washington D.C. (IAD) is 608 miles / 979 kilometers and travel time by car is about 10 hours 44 minutes.

Map of flight path and driving directions from South Bend to Washington D.C..

Shortest flight path between South Bend International Airport (SBN) and Washington Dulles International Airport (IAD).

How far is Washington D.C. from South Bend?

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

Vincenty's formula (applied above)
  • 505.014 miles
  • 812.741 kilometers
  • 438.845 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
  • 504.024 miles
  • 811.148 kilometers
  • 437.985 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 South Bend International Airport
City: South Bend, IN
Country: United States Flag of United States
IATA Code: SBN
ICAO Code: KSBN
Coordinates: 41°42′31″N, 86°19′2″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

Time difference and current local times

There is no time difference between South Bend and Washington D.C..

Time Difference

South Bend, IN

 EDT

Washington D.C.

 EDT

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 99 kg (219 pounds).

Frequent Flyer Miles Calculator

South Bend (SBN) → Washington D.C. (IAD).

Distance:
505
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
505

Round trip?