Thailand to Sri Lanka · 2,668 km · Compare flights, trains, buses & driving
The straight-line distance from Bangkok to Colombo is approximately 2,668 km (1,658 miles). By road, the distance increases to about 5,136 km due to terrain, highways, and road networks connecting Thailand to Sri Lanka.
Flying is the fastest way to cover the 2,668 km distance. Flights from BKK to CMB take approximately 4 hrs 18 min including boarding and taxiing. Multiple airlines operate on this route, and fares vary depending on the season, time of booking, and class of travel.
For the best prices, book 2-3 weeks in advance and opt for mid-week departures (Tuesday, Wednesday) which are typically cheaper than weekend flights.
Search Bangkok to Colombo FlightsFor official travel information, regulations, and booking services:
DGCA — Indian aviation authority
Passport Seva — Passport and travel documents