Air Miles Calculator

Distance between Seattle, WA (SEA) and Lanai City, HI (LNY)

Flight distance from Seattle to Lanai City (Seattle–Tacoma International Airport – Lanai Airport) is 2667 miles / 4292 kilometers / 2317 nautical miles. Estimated flight time is 5 hours 32 minutes.

Map of flight path from Seattle to Lanai City.

Shortest flight path between Seattle–Tacoma International Airport (SEA) and Lanai Airport (LNY).

How far is Lanai City from Seattle?

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

Vincenty's formula (applied above)
  • 2666.656 miles
  • 4291.567 kilometers
  • 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 earth.

Haversine formula
  • 2666.654 miles
  • 4291.564 kilometers
  • 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).

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 Lanai Airport
City: Lanai City, HI
Country: United States Flag of United States
IATA Code: LNY
ICAO Code: PHNY
Coordinates: 20°47′8″N, 156°57′3″W

Time difference and current local times

The time difference between Seattle and Lanai City is 3 hours. Lanai City is 3 hours behind Seattle.

Time Difference

Seattle, WA

 PDT

Lanai City, HI

 HST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 295 kg (650 pounds).

Frequent Flyer Miles Calculator

Seattle (SEA) → Lanai City (LNY).

Distance:
2667
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
2667

Round trip?