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Flights between Bangkok (BKK) and Colombo (CMB)

Suvarnabhumi Airport, Thailand ↔ Bandaranaike International Colombo Airport, Sri Lanka

A direct route between Bangkok and Colombo appears in the OpenFlights route network.

This reflects historical scheduled service and may be out of date — it is not a live timetable.

Airlines that have operated this route include:

Cathay Pacific (CX)Thai Airways (TG)SriLankan Airlines (UL)
Distance
2,392 km
1,486 miles
Est. flight time
3h 29m
great-circle estimate
Time difference
~1.5h
varies with DST
View this route on the live map →Search fares on Skyscanner ↗

Climate

Typical monthly temperatures in Thailand

Jan
32°
37/27
10mm
Feb
33°
38/28
20mm
Mar
34°
39/29
30mm
Apr
35°
40/30
60mm
May
34°
39/29
180mm
Jun
33°
38/28
200mm
Jul
32°
37/27
200mm
Aug
32°
37/27
250mm
Sep
32°
37/27
300mm
Oct
31°
36/26
200mm
Nov
31°
36/26
50mm
Dec
31°
36/26
10mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Typical monthly temperatures in Sri Lanka

Jan
31°
36/26
85mm
Feb
31°
36/26
70mm
Mar
32°
37/27
130mm
Apr
31°
36/26
240mm
May
31°
36/26
360mm
Jun
30°
35/25
220mm
Jul
29°
34/24
130mm
Aug
29°
34/24
110mm
Sep
30°
35/25
180mm
Oct
30°
35/25
360mm
Nov
30°
35/25
320mm
Dec
30°
35/25
175mm

Mean °C (high/low below), avg. rainfall mm · country-level monthly normals, not airport-specific.

Travel advisories

Thailand: Caution — some areas (UK FCDO) ↗Sri Lanka: Normal precautions (UK FCDO) ↗

Common questions

How far is Bangkok from Colombo?

Bangkok (BKK) and Colombo (CMB) are around 2,392 km (1,486 miles) apart — an estimated 3h 29m by air. Distances and flight times are great-circle estimates.

Which airlines have operated the BKK–CMB route?

Airlines recorded operating this route in the OpenFlights network include Cathay Pacific, Thai Airways, SriLankan Airlines. This reflects historical scheduled service and may be out of date.

What is the time difference between Bangkok and Colombo?

Time difference ~ 1.5 hours (varies with daylight-saving).

When is it warmest in Sri Lanka?

Across Sri Lanka, the warmest month on average is March, with mean temperatures around 32°C. These are country-level monthly climate normals, not airport-specific.

Are there travel advisories for Thailand and Sri Lanka?

The UK FCDO currently rates Thailand as Caution — some areas; The UK FCDO rates Sri Lanka as Normal precautions. Check the official sources before you travel.

Distances and flight times are great-circle estimates, not booked block times.