The flight distance from Denver International Airport (DEN) in Denver, United States to Tabas Airport (TCX) in Tabas, Iran is 11,622 kilometers (7,222 miles / 6,275 nautical miles). The estimated flight time for this route is approximately 15h, flying north northeast at a heading of 16°.

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

Time zone information: When it's 02:01 in Denver, it's 12:31 in Tabas. 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 3,122 feet between the two airports. Tabas Airport sits lower than Denver International Airport. Travelers arriving at the higher-elevation airport should be aware of potential altitude effects.

The return flight from Tabas (TCX) to Denver (DEN) follows a heading of 345° (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 Denver International Airport (DEN) and Tabas Airport (TCX) detail pages, or use our flight duration calculator to compare other routes.