The flight distance from Herat Airport (HEA) in Herat Airport, Afghanistan to St Louis Lambert International Airport (STL) in St Louis, United States is 11,425 kilometers (7,099 miles / 6,169 nautical miles). The estimated flight time for this route is approximately 14h, flying north northwest at a heading of 338°.

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 Afghanistan with United States. It is an intercontinental flight between Asia and North America. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 17:22 in Herat Airport, it's 06:52 in St Louis. With a 10.5-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 2,589 feet between the two airports. St Louis Lambert International Airport sits lower than Herat Airport.

The return flight from St Louis (STL) to Herat Airport (HEA) follows a heading of 23° (north 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 Herat Airport (HEA) and St Louis Lambert International Airport (STL) detail pages, or use our flight duration calculator to compare other routes.