Bangkok is one of the most popular leisure routes from Colombo — direct in about 3 hours 30 minutes — for holidays, shopping, medical travel and connections across Southeast Asia.
Airlines on Colombo to Bangkok
- SriLankan Airlines and Thai Airways — direct daily service.
Fares, visa and tips
Fares are lowest 3–6 weeks out and on mid-week departures; indicative economy starts near LKR 85,000 return. Thai visa rules change from time to time — we'll confirm the current requirements for Sri Lankan passport holders. Bangkok also connects onward to Phuket, Krabi and the rest of Thailand, which we can add to your ticket.
Planning a holiday? Ask about our Thailand tour package with hotels and tours included.
Colombo to Bangkok ticket prices & the cheapest time to fly
Bangkok fares from Colombo start from around LKR 85,000 return and move with the season. Here's how to get the cheapest Bangkok ticket:
- Book 4–8 weeks ahead — that's when the lowest Bangkok fares are usually released.
- Skip the peaks — the dearest dates are the April (Avurudu) and December holidays; May–June and September–October are typically the cheapest months to fly.
- Stay flexible by a day or two — mid-week departures often beat weekend prices.
- Let us compare every airline — we quote all carriers on CMB → BKK, so you see the genuinely lowest price, not just the first result.
Tell us your dates and we'll reply with the cheapest available Bangkok fare — usually the same working day.