If you want to know how far it is between Seattle and Kauai, the straight line distance is 2,706 miles
or 4,355 kilometers
If you are a pilot flying a private plane, you can fly straight from Seattle, WA to Kauai for a total flight time of 5 hours, 41 minutes
Book a flight:
If you're a traveler planning a trip and you want to book a commercial flight, you can try searching for flights between SEA and LIH.