The flight distance from St Helens Airport (HLS) in St Helens Airport, Australia to Incheon International Airport (ICN) in Seoul, South Korea is 9,040 kilometers (5,617 miles / 4,881 nautical miles). The estimated flight time for this route is approximately 12h, flying north northwest at a heading of 343°.

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 South Korea. 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 20:20 in St Helens Airport, it's 18:20 in Seoul.

The return flight from Seoul (ICN) to St Helens Airport (HLS) follows a heading of 164° (south 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 Incheon International Airport (ICN) detail pages, or use our flight duration calculator to compare other routes.