Distance between Seattle, WA (BFI) and South Bend, IN (SBN)
Distance from Seattle to South Bend (Boeing Field – South Bend International Airport) is 1802 miles / 2901 kilometers / 1566 nautical miles.
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Seattle - South Bend
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)- 1802.369 miles
- 2900.631 kilometers
- 1566.215 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- 1797.690 miles
- 2893.102 kilometers
- 1562.150 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 Boeing Field (BFI) 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, WA
South Bend, IN
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 198 kg (437 pounds).
Airport information
| A | Boeing Field |
|---|---|
| City: | Seattle, WA |
| Country: | United States  |
| IATA Code: | BFI |
| ICAO Code: | KBFI |
| Coordinates: | 47°31′47″N, 122°18′7″W |
| B | South Bend International Airport |
|---|---|
| City: | South Bend, IN |
| Country: | United States |
| IATA Code: | SBN |
| ICAO Code: | KSBN |
| Coordinates: | 41°42′31″N, 86°19′2″W |
Seattle to South Bend flight path
Shortest flight path between Boeing Field (BFI) and South Bend International Airport (SBN).
Frequent Flyer Miles Calculator
Seattle (BFI) → South Bend (SBN).
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