Map of flight path from Seattle to Lahaina.
Shortest flight path between Seattle–Tacoma International Airport (SEA) and Kapalua Airport (JHM).
How far is Lahaina from Seattle?
There are several ways to calculate distances between Seattle and Lahaina. Here are two common methods:Vincenty's formula (applied above)
- 2645.960 miles
- 4258.260 kilometers
- 2299.277 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
- 2645.948 miles
- 4258.240 kilometers
- 2299.266 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).
Time difference and current local times
The time difference between Seattle and Lahaina is 3 hours. Lahaina is 3 hours behind Seattle.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 292 kg (644 pounds).
Frequent Flyer Miles Calculator
Seattle (SEA) → Lahaina (JHM).