The flight distance from Karlovy Vary International Airport (KLV) in Karlovy Vary, Czech Republic to Phoenix Sky Harbor International Airport (PHX) in Phoenix, United States is 9,257 kilometers (5,752 miles / 4,999 nautical miles). The estimated flight time for this route is approximately 12h, flying northwest at a heading of 316°.

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

Time zone information: When it's 05:52 in Karlovy Vary, it's 20:52 in Phoenix. With a 9-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 Phoenix (PHX) to Karlovy Vary (KLV) follows a heading of 32° (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 Karlovy Vary International Airport (KLV) and Phoenix Sky Harbor International Airport (PHX) detail pages, or use our flight duration calculator to compare other routes.