Rare1 stop · 16.5h
BKK to BCNSpain
Barcelona
$516
usually $870
−41%
Most monthly lows $697–$881. Cheaper than every other month on record (5).
Flights · BKK → CMB
Bangkok to Colombo
Best fare, round trip
$309
−6%
below its usual $330
you keep $21
Found
- Depart
- Fri 30 Oct
- Return
- Sat 7 Nov
- Stay
- 8 nights
- Flight
- Nonstop · 3.5h
- Airline
Thai AirAsia
Most of this route’s monthly lows fall between $309 and $338. The drop beats 8% of measured fares on the board, over 6 observed months.
Cached fare — the booking search re-prices live before you pay.
Sri LankaColomboA working port city that most people leave immediately — for tea country, ruins and the south coast.Best windowDec–MarAirportsBandaranaike (CMB)Every route into ColomboFare seasonality
When this route gets cheap.
Fares on this route stay within about $38 across the 6 months we track — season matters less here than timing the drop. The cheapest itinerary we are tracking flies Thai AirAsia nonstop and takes about 3.5 hours outbound, on a 8-night trip. At $309 for 2,382 km each way, that works out to about $65 per 1,000 km flown. That is above the $41 per 1,000 km typical of short-haul fares here. Across the 4 departure cities we track at a similar distance from Colombo, this fare ranks 2nd — 46% above the $211 from Kuala Lumpur. For context, the middle fare among the 6 routes of similar length we watch out of Bangkok is $263. The best time to be in Colombo: Dec–Mar.
Cheapest day in the next 4 months: 19 Oct, $304
Press a day to compare its fares
The median cached fare across this calendar is 1% lower than when tracking began on 8 Aug — $364 then versus $362 now, across 17 recorded snapshots. This is a calendar-level trend, so an individual deal above can be lower. The lowest single day we have seen here is $284, on 13 Oct.
October 2026
13141516Saturday 17 October: $332, below the usual price. Compare fares from this day.18Monday 19 October: $304, the cheapest day in view. Compare fares from this day.Tuesday 20 October: $311, below the usual price. Compare fares from this day.Wednesday 21 October: $310, below the usual price. Compare fares from this day.22232425Monday 26 October: $351, around the usual price. Compare fares from this day.2728Thursday 29 October: $311, below the usual price. Compare fares from this day.Friday 30 October: $309, below the usual price. Compare fares from this day.31
November 2026
1Monday 2 November: $323, below the usual price. Compare fares from this day.Tuesday 3 November: $328, below the usual price. Compare fares from this day.4Thursday 5 November: $323, below the usual price. Compare fares from this day.Friday 6 November: $309, below the usual price. Compare fares from this day.78Monday 9 November: $310, below the usual price. Compare fares from this day.Tuesday 10 November: $319, below the usual price. Compare fares from this day.11Thursday 12 November: $328, below the usual price. Compare fares from this day.1314Sunday 15 November: $311, below the usual price. Compare fares from this day.16171819Friday 20 November: $361, around the usual price. Compare fares from this day.Saturday 21 November: $362, around the usual price. Compare fares from this day.Sunday 22 November: $367, around the usual price. Compare fares from this day.Monday 23 November: $363, around the usual price. Compare fares from this day.Tuesday 24 November: $329, below the usual price. Compare fares from this day.Wednesday 25 November: $329, below the usual price. Compare fares from this day.Thursday 26 November: $377, around the usual price. Compare fares from this day.Friday 27 November: $362, around the usual price. Compare fares from this day.Saturday 28 November: $402, above the usual price. Compare fares from this day.2930
December 2026
1Wednesday 2 December: $342, around the usual price. Compare fares from this day.34Saturday 5 December: $364, around the usual price. Compare fares from this day.Sunday 6 December: $413, above the usual price. Compare fares from this day.Monday 7 December: $417, above the usual price. Compare fares from this day.8910Friday 11 December: $407, above the usual price. Compare fares from this day.Saturday 12 December: $378, around the usual price. Compare fares from this day.Sunday 13 December: $435, above the usual price. Compare fares from this day.Monday 14 December: $382, around the usual price. Compare fares from this day.Tuesday 15 December: $399, above the usual price. Compare fares from this day.Wednesday 16 December: $389, around the usual price. Compare fares from this day.Thursday 17 December: $393, around the usual price. Compare fares from this day.Friday 18 December: $349, around the usual price. Compare fares from this day.Saturday 19 December: $381, around the usual price. Compare fares from this day.Sunday 20 December: $373, around the usual price. Compare fares from this day.Monday 21 December: $429, above the usual price. Compare fares from this day.Tuesday 22 December: $381, around the usual price. Compare fares from this day.Wednesday 23 December: $451, above the usual price. Compare fares from this day.Thursday 24 December: $408, above the usual price. Compare fares from this day.Friday 25 December: $397, above the usual price. Compare fares from this day.Saturday 26 December: $442, above the usual price. Compare fares from this day.27Monday 28 December: $429, above the usual price. Compare fares from this day.Tuesday 29 December: $384, around the usual price. Compare fares from this day.Wednesday 30 December: $386, around the usual price. Compare fares from this day.Thursday 31 December: $370, around the usual price. Compare fares from this day.
January 2027
Friday 1 January: $376, around the usual price. Compare fares from this day.Saturday 2 January: $396, above the usual price. Compare fares from this day.Sunday 3 January: $382, around the usual price. Compare fares from this day.Monday 4 January: $382, around the usual price. Compare fares from this day.5678Saturday 9 January: $356, around the usual price. Compare fares from this day.Sunday 10 January: $330, below the usual price. Compare fares from this day.Monday 11 January: $397, above the usual price. Compare fares from this day.1213Thursday 14 January: $373, around the usual price. Compare fares from this day.Friday 15 January: $342, around the usual price. Compare fares from this day.Saturday 16 January: $335, below the usual price. Compare fares from this day.Sunday 17 January: $361, around the usual price. Compare fares from this day.18Tuesday 19 January: $342, around the usual price. Compare fares from this day.Wednesday 20 January: $342, around the usual price. Compare fares from this day.212223Sunday 24 January: $359, around the usual price. Compare fares from this day.Monday 25 January: $340, around the usual price. Compare fares from this day.Tuesday 26 January: $328, below the usual price. Compare fares from this day.272829Saturday 30 January: $352, around the usual price. Compare fares from this day.Sunday 31 January: $336, below the usual price. Compare fares from this day.
CheapestBelow usualUsualAbove usualCached fares · checked 13 Oct 2026 · bands from 169 tracked fares
Cheapest in Oct, around $304
8% below the $330 typical fare
$304Oct, the cheapest month. Compare October fares.$309Nov, below the usual price. Compare November fares.$342Dec, around the usual price. Compare December fares.$312Jan ’27, below the usual price. Compare January fares.$329Feb, around the usual price. Compare February fares.$338Mar, around the usual price. Compare March fares.
CheapestBelow usualUsualAbove usualPress a month to compare its fares
Cheapest round-trip fare found each month, Bangkok to Colombo, from cached prices.
Route facts
- Airports
- Suvarnabhumi (BKK) · Don Mueang (DMK) ↔ Bandaranaike (CMB)
- Flight time
- ≈3.5 hours outbound
- Distance
- ≈2,382 km each way
- Typical price
- $330 round-trip (seasonal median)
- Airlines on the board
- Thai AirAsia
- Itineraries
- Nonstop available
- Best months to visit
- Dec–Mar
Good to know
BKK → CMB, answered.
Is $309 a good price for Bangkok to Colombo?
Only slightly. The seasonal median is around $330 round-trip and this fare is 6% under it. We do not call a drop notable until 20%, so this is an ordinary price for the route rather than a reason to hurry.
What is the cheapest month to fly from Bangkok to Colombo?
Across 6 months of cached-fare history, Oct comes out cheapest on this route. The best months to actually be in Colombo are Dec–Mar — when those overlap, that's your window.
How far in advance should I book BKK → Colombo?
We do not publish a number for this, because we cannot measure it yet. Answering it honestly means watching the same departure date on this route over many weeks as it approaches, and that archive is still filling up — so any "book N days ahead" figure here would be borrowed from somewhere else rather than measured. What we can measure is which month is cheap: across 6 months of cached fares, Oct comes out lowest on this route. Our guide Why flight prices change covers what does move a fare.
Are there nonstop flights from Bangkok to Colombo?
Yes — the current board includes nonstop fares (Thai AirAsia). The outbound leg runs around 3.5 hours.
Are these prices guaranteed?
No — these are cached fares found on real searches (this one on 17 October). Airlines reprice constantly, so the booking search re-checks the live price before you pay. Fresher finds are far more likely to still be available.
Next step
Sleeping in Colombo?
Lock the flight first — then compare stays for 30 Oct – 7 Nov · 8 nights.
Browse hotelsMissed it?
Cached fares expire. This route has a feed of its own — follow it and the next BKK → CMB drop reaches you as soon as we find it.
Follow this route’s feedKeep browsing
Related routes on the board.
Great1 stop · 12h
BKK to TLVIsrael
Tel Aviv
$566
usually $825
−31%
Most monthly lows $823–$825. Cheaper than every other month on record (3).
Good1 stop · 14.5h
BKK to BEGSerbia
Belgrade
$613
usually $860
−29%
Most monthly lows $830–$947. Cheaper than every other month on record (7).
Great2 stops · 11.5h
MIL to CMBItaly
Milan
$518
usually $825
−37%
Most monthly lows $570–$826. Cheaper than every other month on record (3).
Good2 stops · 19h
YTO to CMBCanada
Toronto
$774
usually $1,085
−29%
Most monthly lows $884–$1,314. Cheaper than every other month on record (4).
Measured2 stops · 11.5h
BER to CMBGermany
Berlin
$583
usually $720
−19%
Most monthly lows $663–$720. Cheaper than every other month on record (3).