Distance From Toowoomba Airport to Washington Dulles International Airport, TWB - IAD Distance

The distance from Toowoomba Airport (TWB) to Washington Dulles International Airport (IAD) is 9514 miles or 15312 kilometers or 8262 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 Toowoomba ( Australia ) to Dulles ( United States )?

A one-way nonstop (direct) flight between Toowoomba and Dulles takes around 21 hours 52 minutes.

Estimated flight time from Toowoomba Airport, Toowoomba, Australia to Washington Dulles International Airport, Dulles, United States is 21 hours 52 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 • TWB - IAD

Kilometers		15312 km
Statute Miles		9514 miles
Nautical Miles		8262 nm
Avg. Time of Flight		21 hours 52 minutes

Toowoomba Airport to Washington Dulles International Airport Flight Route Map - TWB to IAD Flight Path

Location of Toowoomba Airport & Washington Dulles International Airport is given below.
Click the map to view Toowoomba to Dulles nonstop flight path and travel direction.

Click to see flight route on Google Map between Toowoomba, Australia and Dulles, United States. .

Nonstop flight route between Toowoomba, Australia and Dulles, United States.

Time Difference Between the Airports • TWB - IAD

Time difference between Toowoomba (Australia) and Dulles (United States) is 15 Hours.
Dulles time is 15 Hours behind Toowoomba.

Location	Local Time
Toowoomba (Australia)	2025-12-16, 20:15:39 AEST
Dulles (United States)	2025-12-16, 05:15:39 EST

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

Toowoomba Airport (TWB / YTWB) Toowoomba, Australia

Destination

Washington Dulles International Airport (IAD / KIAD) Dulles, United States