The flight distance from St Louis Lambert International Airport (STL) in St Louis, United States to Chuuk International Airport (TKK) in Weno Island, Micronesia is 11,811 kilometers (7,339 miles / 6,377 nautical miles). The estimated flight time for this route is approximately 15h, flying west northwest at a heading of 294°.

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 Micronesia. It is an intercontinental flight between North America and Oceania. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 20:51 in St Louis, it's 12:51 in Weno Island. With a 16-hour time difference, travelers should plan for significant jet lag. It typically takes one day per hour of time difference to fully adjust.

The return flight from Weno Island (TKK) to St Louis (STL) follows a heading of 46° (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 St Louis Lambert International Airport (STL) and Chuuk International Airport (TKK) detail pages, or use our flight duration calculator to compare other routes.