In terms of precipitation, rainfall in Bangkok Suvarnabhumi Airport ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Bangkok Suvarnabhumi Airport when rainfall is around 10.0 mm.

If weather is an important factor for your trip to Bangkok Suvarnabhumi Airport, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

฿11,724+ ศรีลังกาแอร์ไลน์ flights from Colombo to Suvarnabhumi

Q: How far ahead should I book a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport with ศรีลังกาแอร์ไลน์?

Booking with ศรีลังกาแอร์ไลน์ 27 days in advance of your planned departure date is, on average, the best time to get cheap flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Q: What is the cheapest month to book a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport with ศรีลังกาแอร์ไลน์?

Currently, the most affordable month to book a ศรีลังกาแอร์ไลน์ flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport in November, with an average price of ฿12,654. Conversely, traveling with ศรีลังกาแอร์ไลน์ from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport in June will be the most expensive, with an average cost of ฿16,540. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

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Cheapest ศรีลังกาแอร์ไลน์ flights from Colombo to Suvarnabhumi
Explore the most affordable ศรีลังกาแอร์ไลน์ flight options available from Colombo to Suvarnabhumi. Find the lowest fares with prices last updated on 13 July 2026.

Sat 29/807:35

CMB

BKK

Nonstop3h 40m

ศรีลังกาแอร์ไลน์

Sat 5/907:45

BKK

CMB

Nonstop3h 20m

ศรีลังกาแอร์ไลน์

Deal found 9/7฿17,602

Thu 20/807:35

CMB

BKK

Nonstop3h 40m

ศรีลังกาแอร์ไลน์

Thu 27/807:45

BKK

CMB

Nonstop3h 20m

ศรีลังกาแอร์ไลน์

Deal found 13/7฿18,001

Sun 30/801:05

CMB

BKK

Nonstop3h 40m

ศรีลังกาแอร์ไลน์

Mon 7/913:55

BKK

CMB

Nonstop3h 20m

ศรีลังกาแอร์ไลน์

Deal found 10/7฿18,034

Can I get a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport on ศรีลังกาแอร์ไลน์ for under ฿13,285?
1 ศรีลังกาแอร์ไลน์ flights from CMB to BKK have recently been found on Cheapflights for under ฿13,285. Click here to find the best deals to Bangkok Suvarnabhumi Airport for your desired dates.

ศรีลังกาแอร์ไลน์ flights from Colombo to Suvarnabhumi in 2026

One-way from	฿11,724
Return from	฿17,602
Popular in	June
Cheapest in	March
Average price (all airlines)	฿11,757

ศรีลังกาแอร์ไลน์
28/7
Nonstop
3h 40m total
Colombo to Bangkok

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ศรีลังกาแอร์ไลน์
29/8-5/9
Nonstop
7h 00m total
Colombo to Bangkok

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Highest demand for flights from Colombo to Bangkok Suvarnabhumi; 15% potential price increase.

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Best time to find cheap flights from Colombo to Bangkok Suvarnabhumi; 2% potential price drop.

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Average price for all Colombo to Bangkok Suvarnabhumi flights (one-way and round-trip).

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When is the best time to book a flight to Bangkok Suvarnabhumi Airport with ศรีลังกาแอร์ไลน์?

The best time to book a flight to Bangkok Suvarnabhumi Airport with ศรีลังกาแอร์ไลน์ is 27 days before departure. On average, fares are higher if you book 62 days before departure.

Which month is the cheapest to fly Economy class from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

For Economy class flights, the cheapest month to fly this route is November. The most expensive months are June and May.

Best time to book a flight from Colombo to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Colombo with our price prediction graph.

CMB-BKK

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ศรีลังกาแอร์ไลน์ flights from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport (CMB - BKK)

Find ศรีลังกาแอร์ไลน์ flight deals from Colombo to Suvarnabhumi

Cheapest ศรีลังกาแอร์ไลน์ flights from Colombo to SuvarnabhumiExplore the most affordable ศรีลังกาแอร์ไลน์ flight options available from Colombo to Suvarnabhumi. Find the lowest fares with prices last updated on 13 July 2026.

Explore the most affordable ศรีลังกาแอร์ไลน์ flight options available from Colombo to Suvarnabhumi. Find the lowest fares with prices last updated on 13 July 2026.

Discover carefully curated ศรีลังกาแอร์ไลน์ flight deals from Colombo to Suvarnabhumi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 13 July 2026.

Explore direct ศรีลังกาแอร์ไลน์ flight options from Colombo to Suvarnabhumi based on user searches, and compare prices and availability for your desired travel dates. Data last updated 13 July 2026.

Last-minute ศรีลังกาแอร์ไลน์ flights from Colombo to SuvarnabhumiDiscover last-minute ศรีลังกาแอร์ไลน์ flight deals from Colombo to Suvarnabhumi. Data last updated 13 July 2026 and is based on user searches.

Discover last-minute ศรีลังกาแอร์ไลน์ flight deals from Colombo to Suvarnabhumi. Data last updated 13 July 2026 and is based on user searches.

One-way ศรีลังกาแอร์ไลน์ flights to SuvarnabhumiSearch for one-way ศรีลังกาแอร์ไลน์ flight options to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated 13 July 2026.

Search for one-way ศรีลังกาแอร์ไลน์ flight options to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated 13 July 2026.

Can I get a flight from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport on ศรีลังกาแอร์ไลน์ for under ฿13,285?

ศรีลังกาแอร์ไลน์ flights from Colombo to Suvarnabhumi in 2026

Find detailed information about ศรีลังกาแอร์ไลน์ flights from Colombo to Suvarnabhumi. Explore the options provided by ศรีลังกาแอร์ไลน์ to plan your journey from Colombo to Suvarnabhumi. Data last updated 13 July 2026.

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When is the best time to book a flight to Bangkok Suvarnabhumi Airport with ศรีลังกาแอร์ไลน์?

Which month is the cheapest to fly Economy class from Colombo Bandaranaike Intl Airport to Bangkok Suvarnabhumi Airport?

Rainfall in Suvarnabhumi by month

Temperature in Suvarnabhumi by month

Best time to book a flight from Colombo to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Colombo with our price prediction graph.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Colombo to Suvarnabhumi on another airline

Consider alternative airlines that service the Suvarnabhumi area. Flight routes are based on user searches made on Cheapflights and were last updated on 13 July 2026.

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If Suvarnabhumi is not for you, choose from these other destinations located in Asia. Flight routes are based on user searches made on Cheapflights and were last updated on 13 July 2026.

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Cheapest ศรีลังกาแอร์ไลน์ flights from Colombo to Suvarnabhumi
Explore the most affordable ศรีลังกาแอร์ไลน์ flight options available from Colombo to Suvarnabhumi. Find the lowest fares with prices last updated on 13 July 2026.

Last-minute ศรีลังกาแอร์ไลน์ flights from Colombo to Suvarnabhumi
Discover last-minute ศรีลังกาแอร์ไลน์ flight deals from Colombo to Suvarnabhumi. Data last updated 13 July 2026 and is based on user searches.

One-way ศรีลังกาแอร์ไลน์ flights to Suvarnabhumi
Search for one-way ศรีลังกาแอร์ไลน์ flight options to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated 13 July 2026.