Both takeoff and landing phases favor the left side, with glimpses of Bangkok's urban core at departure and Sri Lanka's central hill country near Adam's Peak on arrival, while the long mid-flight cruise over the Andaman Sea and Bay of Bengal is largely featureless water on both sides.
Flight Path
Andaman Sea, open Bay of Bengal, occasional distant views of the Nicobar Islands chain depending on routing
Great circle distance and headings ›Phase by phase

Takeoff from BKK
LEFTDeparting Suvarnabhumi and turning toward the southwest for the Colombo track, the left side catches the tail end of Bangkok's sprawling skyline along the Chao Phraya River before the aircraft heads out over the Gulf of Thailand. The right side mostly shows the flat, repetitive rice-paddy delta north and east of the city.
Landing at RML
LEFTOn the approach into Ratmalana from the east, the flight path passes south of Sri Lanka's central highlands, giving left-side passengers a view of the green hill country near Adam's Peak before the terrain flattens into the coastal plain. The right side sees mostly open Indian Ocean with little variation until the final turn.
Landmarks on this routeAll landmarks →
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About This Route
Which side of the plane should I sit on flying from Suvarnabhumi Airport (BKK) to Colombo Ratmalana (RML)?
Sit on the Left side of the plane for the best views on flights from Bangkok to Colombo. Both takeoff and landing phases favor the left side, with glimpses of Bangkok's urban core at departure and Sri Lanka's central hill country near Adam's Peak on arrival, while the long mid-flight cruise over the Andaman Sea and Bay of Bengal is largely featureless water on both sides.
What can I see during takeoff from Suvarnabhumi Airport in Bangkok?
During takeoff from Suvarnabhumi Airport (BKK), sit on the Left side for the best views. Departing Suvarnabhumi and turning toward the southwest for the Colombo track, the left side catches the tail end of Bangkok's sprawling skyline along the Chao Phraya River before the aircraft heads out over the Gulf of Thailand. The right side mostly shows the flat, repetitive rice-paddy delta north and east of the city. Notable sights include: Chao Phraya River, Bangkok city skyline, Gulf of Thailand coastline.
What can I see when landing at Colombo Ratmalana in Colombo?
When landing at Colombo Ratmalana (RML), sit on the Left side for the best views. On the approach into Ratmalana from the east, the flight path passes south of Sri Lanka's central highlands, giving left-side passengers a view of the green hill country near Adam's Peak before the terrain flattens into the coastal plain. The right side sees mostly open Indian Ocean with little variation until the final turn. Notable sights include: Sri Lanka central highlands (Adam's Peak area), coastal plain, Colombo cityscape, Indian Ocean shoreline.
How long is the flight from Bangkok to Colombo?
The flight from Suvarnabhumi Airport (BKK) to Colombo Ratmalana (RML) takes 3h 30m.
What does the Bangkok to Colombo flight path pass over?
Andaman Sea, open Bay of Bengal, occasional distant views of the Nicobar Islands chain depending on routing