The flight distance from Harry Reid International Airport (LAS) in Las Vegas, United States to Roper Bar Airport (RPB) in Roper Bar Airport, Australia is 12,779 kilometers (7,940 miles / 6,900 nautical miles). The estimated flight time for this route is approximately 16h, flying west at a heading of 270°.

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 16:49 in Roper Bar Airport. With a 17.5-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 2,181 feet between the two airports. Roper Bar Airport sits lower than Harry Reid International Airport.

The return flight from Roper Bar Airport (RPB) to Las Vegas (LAS) follows a heading of 57° (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 Roper Bar Airport (RPB) detail pages, or use our flight duration calculator to compare other routes.