The flight distance from Incheon International Airport (ICN) in Seoul, South Korea to Sanya Phoenix International Airport (SYX) in Sanya, China is 2,701 kilometers (1,678 miles / 1,458 nautical miles). The estimated flight time for this route is approximately 4h, flying southwest at a heading of 223°.

This is a medium-haul route that may be operated by either narrow-body or wide-body aircraft depending on demand. Passengers can expect a meal service on most carriers.

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

Time zone information: When it's 02:32 in Seoul, it's 01:32 in Sanya.

The return flight from Sanya (SYX) to Seoul (ICN) follows a heading of 34° (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 Incheon International Airport (ICN) and Sanya Phoenix International Airport (SYX) detail pages, or use our flight duration calculator to compare other routes.