The flight distance from Harry Reid International Airport (LAS) in Las Vegas, United States to Lok Nayak Jayaprakash Airport (PAT) in Patna, India is 12,836 kilometers (7,976 miles / 6,931 nautical miles). The estimated flight time for this route is approximately 16h, flying north northwest at a heading of 340°.

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 India. 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 12:50 in Las Vegas, it's 01:20 in Patna. With a 12.5-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 2,011 feet between the two airports. Lok Nayak Jayaprakash Airport sits lower than Harry Reid International Airport.

The return flight from Patna (PAT) to Las Vegas (LAS) follows a heading of 18° (north 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 Lok Nayak Jayaprakash Airport (PAT) detail pages, or use our flight duration calculator to compare other routes.