Searching for cheap Colombo Bangkok flights? Take a look at the flight schedule and book your travel only on Cleartrip.com. We offer you a wide choice of airlines like Thai Airways, Cathay Pacific and SriLankan Airlines for your flight booking. There are 23 weekly flights from Colombo to Bangkok. The first flight from Colombo Bangkok is at 1:10 AM, which is SriLankan Airlines airline 886. The last flight from Colombo Bangkok is at 12:40 PM, which is SriLankan Airlines 858. Be sure to find the best offers and deals for cheap flights from CMB to BKK.