The flight distance from Harry Reid International Airport (LAS) in Las Vegas, United States to Phnom Penh International Airport (PNH) in Phnom Penh, Cambodia is 13,261 kilometers (8,240 miles / 7,160 nautical miles). The estimated flight time for this route is approximately 17h, flying northwest at a heading of 314°.

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 Cambodia. It is an intercontinental flight between North America and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 02:22 in Las Vegas, it's 17:22 in Phnom Penh. With a 15-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 2,141 feet between the two airports. Phnom Penh International Airport sits lower than Harry Reid International Airport.

The return flight from Phnom Penh (PNH) to Las Vegas (LAS) follows a heading of 37° (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 Phnom Penh International Airport (PNH) detail pages, or use our flight duration calculator to compare other routes.