The flight distance from Seattle-Tacoma International Airport (SEA) in Seattle, United States to West Angelas Airport (WLP) in West Angelas Airport, Australia is 14,034 kilometers (8,720 miles / 7,578 nautical miles). The estimated flight time for this route is approximately 18h, flying west at a heading of 274°.

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

Time zone information: When it's 02:39 in Seattle, it's 18:39 in West Angelas Airport. With a 16-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

There is a significant elevation difference of 1,908 feet between the two airports. West Angelas Airport sits higher than Seattle-Tacoma International Airport.

The return flight from West Angelas Airport (WLP) to Seattle (SEA) follows a heading of 47° (northeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

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