The flight distance from Ronald Reagan Washington Ntl Airport (DCA) in Washington, United States to Garasa Airport (GRL) in Au, Papua New Guinea is 14,428 kilometers (8,965 miles / 7,791 nautical miles). The estimated flight time for this route is approximately 18h, flying west northwest at a heading of 296°.

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 Papua New Guinea. It is an intercontinental flight between North America and Oceania. Travelers should check visa requirements, customs regulations, and any travel advisories before booking.

Time zone information: When it's 16:48 in Washington, it's 07:48 in Au. With a 15-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 2,525 feet between the two airports. Garasa Airport sits higher than Ronald Reagan Washington Ntl Airport.

The return flight from Au (GRL) to Washington (DCA) follows a heading of 45° (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 Ronald Reagan Washington Ntl Airport (DCA) and Garasa Airport (GRL) detail pages, or use our flight duration calculator to compare other routes.