The flight distance from Leigh Creek Airport (LGH) in Leigh Creek Airport, Australia to Seattle-Tacoma International Airport (SEA) in Seattle, United States is 13,115 kilometers (8,149 miles / 7,082 nautical miles). The estimated flight time for this route is approximately 16h, flying northeast at a heading of 49°.

This is an ultra-long-haul route, one of the longest in aviation. It requires wide-body aircraft with extended range capability such as the Airbus A350-900ULR or Boeing 777-200LR. Passengers should prepare for an extended flight with multiple meal services.

This is an international route connecting Australia with United States. It is an intercontinental flight between Oceania and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 19:21 in Leigh Creek Airport, it's 00:51 in Seattle. With a 18.5-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

The return flight from Seattle (SEA) to Leigh Creek Airport (LGH) follows a heading of 254° (west southwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Leigh Creek Airport (LGH) and Seattle-Tacoma International Airport (SEA) detail pages, or use our flight duration calculator to compare other routes.