Map of flight path from Seattle to Hana.
Shortest flight path between Seattle–Tacoma International Airport (SEA) and Hana Airport (HNM).
How far is Hana from Seattle?
There are several ways to calculate distances between Seattle and Hana. Here are two common methods:Vincenty's formula (applied above)
- 2628.877 miles
- 4230.768 kilometers
- 2284.432 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
- 2629.033 miles
- 4231.018 kilometers
- 2284.567 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 Hana is 3 hours. Hana is 3 hours behind Seattle.
Carbon dioxide emissions
Estimated CO2 emissions per passenger is 290 kg (640 pounds).
Frequent Flyer Miles Calculator
Seattle (SEA) → Hana (HNM).