Need help booking?
Unpublished phone-only deals available
ADL to DCA: distance & flight time
Adelaide (Adelaide International Airport) → Washington (Ronald Reagan Washington National Airport)
10,466 mi
16,843 km · 9,094 nm
20h 59m
estimated nonstop flight time
-13.5h
time difference · heading east
See live ADL→DCA fares Phone-only fares on this route — call free
Flight time details
10,466 miles nonstop takes roughly 20h 59m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 13.5-hour time set-back when reading arrival times on your ticket.
The two airports
- ADL — Adelaide International Airport · Adelaide, Australia
- DCA — Ronald Reagan Washington National Airport · Washington, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near ADL
- PEA · Penneshaw Airport65 mi away
- KGC · Kingscote Airport78 mi away
- PPI · Port Pirie Airport122 mi away
- RMK · Renmark Airport132 mi away
Near DCA
Frequently asked questions
How far is ADL from DCA?
The flight distance from Adelaide (ADL) to Washington (DCA) is 10,466 miles (16,843 km, 9,094 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ADL to DCA?
A nonstop flight takes about 20h 59m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Adelaide and Washington?
Washington is 13.5 hours behind Adelaide.
What is the cheapest way to fly from ADL to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ADL–DCA that never appear on search engines, with no booking fees.