Distance From Mount Isa Airport to Ronald Reagan Washington National Airport, ISA - DCA Distance

The distance from Mount Isa Airport (ISA) to Ronald Reagan Washington National Airport (DCA) is 9935 miles or 15989 kilometers or 8628 nautical miles.

The distance shown below is direct flight distance between airports. Straight-line distance does not account for the surface between the two points. It is the distance a bird or airplane would travel between the two points when flying above the surface. The straight line distance is the direct route between two points, regardless of whether or not there are roads that connect them.

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How long does it take to travel from Mount Isa ( Australia ) to Washington ( United States )?

A one-way nonstop (direct) flight between Mount Isa and Washington takes around 22 hours 50 minutes.

Estimated flight time from Mount Isa Airport, Mount Isa, Australia to Ronald Reagan Washington National Airport, Washington, United States is 22 hours 50 minutes under avarage conditions. Your actual flying time may vary depending on wind direction/speed or weather conditions. This calculation does not include the departure and landing times of the aircraft. In addition, it does not cover the person identity check, ticket check-in and baggage collection times at the airport.

Travel Distance Between the Airports • ISA - DCA

Kilometers		15989 km
Statute Miles		9935 miles
Nautical Miles		8628 nm
Avg. Time of Flight		22 hours 50 minutes

Mount Isa Airport to Ronald Reagan Washington National Airport Flight Route Map - ISA to DCA Flight Path

Location of Mount Isa Airport & Ronald Reagan Washington National Airport is given below.
Click the map to view Mount Isa to Washington nonstop flight path and travel direction.

Click to see flight route on Google Map between Mount Isa, Australia and Washington, United States. .

Nonstop flight route between Mount Isa, Australia and Washington, United States.

Time Difference Between the Airports • ISA - DCA

Time difference between Mount Isa (Australia) and Washington (United States) is 14 Hours.
Washington time is 14 Hours behind Mount Isa.

Location	Local Time
Mount Isa (Australia)	2026-04-30, 04:21:36 AEST
Washington (United States)	2026-04-29, 14:21:36 EDT

Why should you arrive 3 hours before international flight? Flyers who are traveling to an international destination should arrive at the airport earlier than domestic flyers. This is because international flights can have additional check-in requirements, like passport verification, that need to be completed before you receive your boarding pass.

Origin

Mount Isa Airport (ISA / YBMA) Mount Isa, Australia

Destination

Ronald Reagan Washington National Airport (DCA / KDCA) Washington, United States