Need help booking?
Unpublished phone-only deals available
HSM to DCA: distance & flight time
Horsham (Horsham Airport) → Washington (Ronald Reagan Washington National Airport)
10,306 mi
16,586 km · 8,956 nm
20h 40m
estimated nonstop flight time
—
time difference · heading east
See live HSM→DCA fares Phone-only fares on this route — call free
Flight time details
10,306 miles nonstop takes roughly 20h 40m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- HSM — Horsham Airport · Horsham, 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 HSM
- WKB · Warracknabeal Airport28 mi away
- SWC · Stawell Airport42 mi away
- ARY · Ararat Airport63 mi away
- HTU · Hopetoun Airport67 mi away
Near DCA
Frequently asked questions
How far is HSM from DCA?
The flight distance from Horsham (HSM) to Washington (DCA) is 10,306 miles (16,586 km, 8,956 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HSM to DCA?
A nonstop flight takes about 20h 40m 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 cheapest way to fly from HSM to DCA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HSM–DCA that never appear on search engines, with no booking fees.