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RML to BWU: distance & flight time
Colombo (Colombo Ratmalana Airport) → Sydney (Sydney Bankstown Airport)
5,419 mi
8,721 km · 4,709 nm
11h 6m
estimated nonstop flight time
+4.5h
time difference · heading southeast
See live RML→BWU fares Phone-only fares on this route — call free
Flight time details
5,419 miles nonstop takes roughly 11h 6m gate to gate, flying southeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4.5-hour time gain when reading arrival times on your ticket.
The two airports
- RML — Colombo Ratmalana Airport · Colombo, Sri Lanka
- BWU — Sydney Bankstown Airport · Sydney, Australia
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 RML
- CMB · Bandaranaike International Colombo Airport25 mi away
- KCT · Koggala Airport65 mi away
- HRI · Mattala Rajapaksa International Airport93 mi away
- GIU · Sigiriya Air Force Base97 mi away
Near BWU
- SYD · Sydney Kingsford Smith International Airport11 mi away
- CDU · Camden Airport19 mi away
- XRH · RAAF Base Richmond25 mi away
- WOL · Wollongong Airport45 mi away
Frequently asked questions
How far is RML from BWU?
The flight distance from Colombo (RML) to Sydney (BWU) is 5,419 miles (8,721 km, 4,709 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from RML to BWU?
A nonstop flight takes about 11h 6m 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 Colombo and Sydney?
Sydney is 4.5 hours ahead of Colombo.
What is the cheapest way to fly from RML to BWU?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on RML–BWU that never appear on search engines, with no booking fees.