The flight distance from Harry Reid International Airport (LAS) in Las Vegas, United States to Smithton Airport (SIO) in Smithton Airport, Australia is 13,262 kilometers (8,241 miles / 7,161 nautical miles). The estimated flight time for this route is approximately 17h, flying west southwest at a heading of 239°.

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 23:19 in Las Vegas, it's 18:19 in Smithton Airport. With a 19-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 2,150 feet between the two airports. Smithton Airport sits lower than Harry Reid International Airport.

The return flight from Smithton Airport (SIO) to Las Vegas (LAS) follows a heading of 66° (east 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 Harry Reid International Airport (LAS) and Smithton Airport (SIO) detail pages, or use our flight duration calculator to compare other routes.