There are several ways to calculate the distance from Seattle to Lanai City. Here are two standard methods:
Vincenty's formula (applied above)
2317.261 nautical miles
Vincenty's formula calculates the distance between latitude/longitude points on the earth's surface using an ellipsoidal model of the planet.
2317.259 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).
How long does it take to fly from Seattle to Lanai City?
The estimated flight time from Seattle–Tacoma International Airport to Lanai Airport is
5 hours and 32 minutes.
What is the time difference between Seattle and Lanai City?
The time difference between Seattle and Lanai City is 2 hours. Lanai City is 2 hours behind Seattle.
Flight carbon footprint between Seattle–Tacoma International Airport (SEA) and Lanai Airport (LNY)
On average, flying from Seattle to Lanai City generates about 295 kg of CO2 per passenger, and 295 kilograms equals 650 pounds (lbs). The figures are estimates and include only the CO2 generated by burning jet fuel.
Map of flight path from Seattle to Lanai City
See the map of the shortest flight path between Seattle–Tacoma International Airport (SEA) and Lanai Airport (LNY).