Distance From Colombo Ratmalana Airport to Perth International Airport, RML - PER Distance

The distance from Colombo Ratmalana Airport (RML) to Perth International Airport (PER) is 3581 miles or 5762 kilometers or 3110 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 Colombo ( Sri Lanka ) to Perth ( Australia )?

A one-way nonstop (direct) flight between Colombo and Perth takes around 8 hours 13 minutes.

Estimated flight time from Colombo Ratmalana Airport, Colombo, Sri Lanka to Perth International Airport, Perth, Australia is 8 hours 13 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 • RML - PER

Kilometers		5762 km
Statute Miles		3581 miles
Nautical Miles		3110 nm
Avg. Time of Flight		8 hours 13 minutes

Colombo Ratmalana Airport to Perth International Airport Flight Route Map - RML to PER Flight Path

Location of Colombo Ratmalana Airport & Perth International Airport is given below.
Click the map to view Colombo to Perth nonstop flight path and travel direction.

Click to see flight route on Google Map between Colombo, Sri Lanka and Perth, Australia. .

Nonstop flight route between Colombo, Sri Lanka and Perth, Australia.

Time Difference Between the Airports • RML - PER

Time difference between Colombo (Sri Lanka) and Perth (Australia) is 2 Hours 30 Minutes.
Perth time is 2 Hours 30 Minutes ahead of Colombo.

Location	Local Time
Colombo (Sri Lanka)	2025-12-18, 06:29:31 +0530
Perth (Australia)	2025-12-18, 08:59:31 AWST

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

Colombo Ratmalana Airport (RML / VCCC) Colombo, Sri Lanka

Destination

Perth International Airport (PER / YPPH) Perth, Australia