Air Miles Calculator

Distance between Seattle, WA (SEA) and South Bend, IN (SBN)

Distance from Seattle to South Bend (Seattle–Tacoma International Airport – South Bend International Airport) is 1803 miles / 2901 kilometers / 1567 nautical miles.

How far is South Bend from Seattle?

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

Vincenty's formula (applied above)
  • 1802.755 miles
  • 2901.253 kilometers
  • 1566.551 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
  • 1798.072 miles
  • 2893.716 kilometers
  • 1562.482 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 Seattle–Tacoma International Airport (SEA) to South Bend International Airport (SBN) is 3 hours 54 minutes.

Time difference and current local times

The time difference between Seattle and South Bend is 3 hours. South Bend is 3 hours ahead of Seattle.

Time Difference

Seattle
South Bend

Seattle, WA

 PST

South Bend, IN

 EST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 198 kg (437 pounds).

Airport information


A Seattle–Tacoma International Airport
City: Seattle, WA
Country: United States Flag of United States
IATA Code: SEA
ICAO Code: KSEA
Coordinates: 47°26′56″N, 122°18′32″W

B 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

Map

Seattle to South Bend flight map.

Frequent Flyer Miles Calculator

Seattle (SEA) → South Bend (SBN).

Elite level bonus (%):
Booking class bonus (%):
Air miles:
1803
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
1803

Round trip?