The flight distance from California Redwood Coast-Humboldt County Airport (ACV) in Arcata/Eureka, United States to Václav Havel Airport (PRG) in Prague, Czech Republic is 9,105 kilometers (5,658 miles / 4,916 nautical miles). The estimated flight time for this route is approximately 12h, flying north northeast at a heading of 25°.

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

Time zone information: When it's 04:05 in Arcata/Eureka, it's 13:05 in Prague. 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.

There is a significant elevation difference of 1,025 feet between the two airports. Václav Havel Airport sits higher than California Redwood Coast-Humboldt County Airport.

The return flight from Prague (PRG) to Arcata/Eureka (ACV) follows a heading of 330° (north northwest). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the California Redwood Coast-Humboldt County Airport (ACV) and Václav Havel Airport (PRG) detail pages, or use our flight duration calculator to compare other routes.