Distance From Colombo Ratmalana Airport to London Gatwick Airport, RML - LGW Distance

The distance from Colombo Ratmalana Airport (RML) to London Gatwick Airport (LGW) is 5422 miles or 8726 kilometers or 4709 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 London ( United Kingdom )?

A one-way nonstop (direct) flight between Colombo and London takes around 12 hours 27 minutes.

Estimated flight time from Colombo Ratmalana Airport, Colombo, Sri Lanka to London Gatwick Airport, London, United Kingdom is 12 hours 27 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 - LGW

Kilometers		8726 km
Statute Miles		5422 miles
Nautical Miles		4709 nm
Avg. Time of Flight		12 hours 27 minutes

Colombo Ratmalana Airport to London Gatwick Airport Flight Route Map - RML to LGW Flight Path

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

Click to see flight route on Google Map between Colombo, Sri Lanka and London, United Kingdom. .

Nonstop flight route between Colombo, Sri Lanka and London, United Kingdom.

Time Difference Between the Airports • RML - LGW

Time difference between Colombo (Sri Lanka) and London (United Kingdom) is 5 Hours 30 Minutes.
London time is 5 Hours 30 Minutes behind Colombo.

Location	Local Time
Colombo (Sri Lanka)	2026-03-19, 16:58:25 +0530
London (United Kingdom)	2026-03-19, 11:28:25 GMT

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

London Gatwick Airport (LGW / EGKK) London, United Kingdom