The flight distance from St Helens Airport (HLS) in St Helens Airport, Australia to King Khaled International Airport (RUH) in Riyadh, Saudi Arabia is 12,737 kilometers (7,914 miles / 6,877 nautical miles). The estimated flight time for this route is approximately 16h, flying west northwest at a heading of 282°.

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 Australia with Saudi Arabia. It is an intercontinental flight between Oceania and Asia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 14:12 in St Helens Airport, it's 06:12 in Riyadh. With a 8-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 2,001 feet between the two airports. King Khaled International Airport sits higher than St Helens Airport.

The return flight from Riyadh (RUH) to St Helens Airport (HLS) follows a heading of 126° (southeast). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the St Helens Airport (HLS) and King Khaled International Airport (RUH) detail pages, or use our flight duration calculator to compare other routes.