Cheap flights from Colombo to Bangkok

One-way fares from $141 · CMB → BKK · prices found by travellers in the last 48 hours

Compare all dates Bangkok → Colombo
Cheapest fare
$141

Thai AirAsia · Sat, Nov 21

Cheapest month
November

from $141

Direct flights
Yes

Thai AirAsia and SriLankan Airlines

Flight time
3h 25m

2,380 km

Get a price alert

We'll email you when Colombo → Bangkok drops to your price. It's free, and you can stop any time.

Today's cheapest fare is $141. We'll send one email to confirm. See our privacy policy.

Cheapest month to fly from Colombo to Bangkok

Lowest one-way fare per person in each month. Choose a month to see every date.

  1. November 2026 Cheapest $141
  2. December 2026 $149
  3. January 2027 $173
  4. February 2027 $166
  5. March 2027 $159
  6. April 2027 $154
  7. May 2027 $217
  8. June 2027 $190
  9. July 2027 $164
  10. October 2027 $232

Cheapest dates in November 2026

The lowest fares we've seen for each day, cheapest first.

Thai AirAsia
Depart23:00 Sat, Nov 21CMB → DMK 3h 25m · Direct
$141one way, per person
View deal
Thai AirAsia
Depart23:00 Fri, Nov 13CMB → DMK 3h 25m · Direct
$143one way, per person
View deal
Thai AirAsia
Depart23:00 Sun, Nov 8CMB → DMK 3h 25m · Direct
$150one way, per person
View deal
Thai AirAsia
Depart23:00 Thu, Nov 12CMB → DMK 3h 25m · Direct
$150one way, per person
View deal
Thai AirAsia
Depart23:00 Sun, Nov 15CMB → DMK 3h 25m · Direct
$150one way, per person
View deal
Thai AirAsia
Depart23:00 Sat, Nov 14CMB → DMK 3h 25m · Direct
$152one way, per person
View deal
Thai AirAsia
Depart23:00 Wed, Nov 4CMB → DMK 3h 25m · Direct
$156one way, per person
View deal
Thai AirAsia
Depart23:00 Fri, Nov 20CMB → DMK 3h 25m · Direct
$163one way, per person
View deal
See every date in November 2026 →

Plan the rest of your trip to Bangkok

Where to stay, what to do and getting around, from our travel partners.

Where to stay

Hotels in BangkokCompare places to stay on Booking.com Find hotels →

Things to do

Things to do in BangkokTours, attractions and day trips on Klook Explore →

Getting around

Airport transfer in BangkokPre-book a driver to meet you at arrivals, with Kiwitaxi Book a transfer → Car hire in BangkokCompare rental cars from major brands on EconomyBookings Compare cars →

Stay connected

eSIM for ThailandMobile data from the moment you land, by Airalo Get eSIM →

About flights from Colombo to Bangkok

Colombo (CMB) and Bangkok (BKK) are about 2,380 km apart. Direct flights take around 3h 25m, and recent direct fares were with Thai AirAsia and SriLankan Airlines. Over the next few months, one-way fares start from $141, and November 2026 is currently the cheapest month to fly.

These prices come from searches travellers made in the last 48 hours, so they move quickly. If you see a good fare, it's worth booking soon. FlightsExp is free to use: you book directly with our travel partner.

Frequently asked questions

How much is a flight from Colombo to Bangkok?

The cheapest one-way fare we've seen recently is $141 with Thai AirAsia, departing Saturday, November 21, 2026. Over the coming months, the lowest fare in each month ranges from $141 to $232.

What is the cheapest month to fly from Colombo to Bangkok?

November 2026 currently has the lowest fares, from $141 one way.

Are there direct flights from Colombo to Bangkok?

Yes. Recent direct fares were with Thai AirAsia and SriLankan Airlines.

How long is the flight from Colombo to Bangkok?

A direct flight takes about 3h 25m. Colombo and Bangkok are around 2,380 km apart.

Which airlines fly from Colombo to Bangkok?

Recent fares on this route were with Thai AirAsia, Air India and SriLankan Airlines.

More cheap flights from Colombo

Compare flights to Bangkok from other cities →