The flight distance from Armidale Airport (ARM) in Armidale, Australia to Washington Dulles International Airport (IAD) in Washington, United States is 15,485 kilometers (9,622 miles / 8,361 nautical miles). The estimated flight time for this route is approximately 19h, flying east northeast at a heading of 64°.

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

Time zone information: When it's 20:03 in Armidale, it's 04:03 in Washington. 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.

There is a significant elevation difference of 3,244 feet between the two airports. Washington Dulles International Airport sits lower than Armidale Airport.

The return flight from Washington (IAD) to Armidale (ARM) follows a heading of 266° (west). Actual flight times may vary depending on wind conditions, air traffic, and the specific aircraft used.

For more information about these airports, visit the Armidale Airport (ARM) and Washington Dulles International Airport (IAD) detail pages, or use our flight duration calculator to compare other routes.