The flight distance from Heihe Airport (HEK) in Heihe, China to King Khaled International Airport (RUH) in Riyadh, Saudi Arabia is 7,254 kilometers (4,508 miles / 3,917 nautical miles). The estimated flight time for this route is approximately 10h, flying west at a heading of 280°.

This is a long-haul route typically operated by wide-body aircraft such as the Boeing 777 or Airbus A350. Full meal service, in-flight entertainment, and comfort amenities are standard.

This is an international route connecting China with Saudi Arabia. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 10:22 in Heihe, it's 05:22 in Riyadh. The 5-hour time difference may cause some jet lag. Most travelers adjust within a day or two.

There is a significant elevation difference of 6,481 feet between the two airports. King Khaled International Airport sits lower than Heihe Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Riyadh (RUH) to Heihe (HEK) follows a heading of 44° (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 Heihe Airport (HEK) and King Khaled International Airport (RUH) detail pages, or use our flight duration calculator to compare other routes.