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).

฿19,770+ Finnair flights from Bruxelles-National to Suvarnabhumi

Q: How far ahead should I book a flight from Brussels Bruxelles-National Airport to Bangkok Suvarnabhumi Airport with Finnair?

Booking with Finnair 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from Brussels Bruxelles-National 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 Brussels Bruxelles-National Airport to Bangkok Suvarnabhumi Airport with Finnair?

Currently, the most affordable month to book a Finnair flight from Brussels Bruxelles-National Airport to Bangkok Suvarnabhumi Airport in May, with an average price of ฿23,415. Conversely, traveling with Finnair from Brussels Bruxelles-National Airport to Bangkok Suvarnabhumi Airport in December will be the most expensive, with an average cost of ฿38,654. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

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Cheapest Finnair flights from Bruxelles-National to Suvarnabhumi
Explore the most affordable Finnair flight options available from Bruxelles-National to Suvarnabhumi. Find the lowest fares with prices last updated on 27 August 2026.

Thu 27/806:30 -

1 stop18h 00m

Thu 3/907:05 -

1 stop20h 30m

Deal found 26/8฿24,532

Thu 27/806:30 -

1 stop18h 00m

Wed 9/907:05 -

1 stop31h 15m

Deal found 25/8฿26,273

Wed 23/906:30 -

1 stop18h 00m

Wed 14/1015:00 -

2 stops23h 20m

Deal found 24/8฿29,721

Can I get a flight from Brussels Bruxelles-National Airport to Bangkok Suvarnabhumi Airport on Finnair for under ฿29,557?
Brussels Bruxelles-National Airport to Bangkok Suvarnabhumi Airport flights on Finnair are currently available under ฿29,557. 3 flights have been found by Cheapflights users under that amount. To find flights for your dates, click here.

Finnair flights from Bruxelles-National to Suvarnabhumi in 2026

One-way from	฿19,770
Return from	฿23,284
Popular in	July
Cheapest in	September
Average price (all airlines)	฿29,130

Finnair
2/10
1 total stop
37h 10m total
Brussels to Bangkok

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Finnair
21/1-9/2
2 total stops
60h 30m total
Brussels to Bangkok

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Highest demand for flights from Brussels Bruxelles-National to Bangkok Suvarnabhumi; 8% potential price increase.

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Best time to find cheap flights from Brussels Bruxelles-National to Bangkok Suvarnabhumi; 1% potential price drop.

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

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Prices

The best time to book a flight to Bangkok Suvarnabhumi Airport with Finnair is 63 days before departure. On average, fares are higher if you book on the same day as departure.

Which month is the cheapest to fly Economy class from Brussels Bruxelles-National Airport to Bangkok Suvarnabhumi Airport?

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

Best time to book a flight from Bruxelles-National to Suvarnabhumi

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

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Finnair flights from Brussels Bruxelles-National Airport to Bangkok Suvarnabhumi Airport (BRU - BKK)

Find Finnair flight deals from Bruxelles-National to Suvarnabhumi

Cheapest Finnair flights from Bruxelles-National to SuvarnabhumiExplore the most affordable Finnair flight options available from Bruxelles-National to Suvarnabhumi. Find the lowest fares with prices last updated on 27 August 2026.

Explore the most affordable Finnair flight options available from Bruxelles-National to Suvarnabhumi. Find the lowest fares with prices last updated on 27 August 2026.

Best Finnair flights from Bruxelles-National to SuvarnabhumiDiscover carefully curated Finnair flight deals from Bruxelles-National to Suvarnabhumi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Discover carefully curated Finnair flight deals from Bruxelles-National to Suvarnabhumi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Last-minute Finnair flights from Bruxelles-National to SuvarnabhumiDiscover last-minute Finnair flight deals from Bruxelles-National to Suvarnabhumi. Data last updated 27 August 2026 and is based on user searches.

Discover last-minute Finnair flight deals from Bruxelles-National to Suvarnabhumi. Data last updated 27 August 2026 and is based on user searches.

One-way Finnair flights to SuvarnabhumiSearch for one-way Finnair flight options to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.

Search for one-way Finnair flight options to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.

Can I get a flight from Brussels Bruxelles-National Airport to Bangkok Suvarnabhumi Airport on Finnair for under ฿29,557?

Finnair flights from Bruxelles-National to Suvarnabhumi in 2026

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Average price (all airlines)

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

The best time to book a flight to Bangkok Suvarnabhumi Airport with Finnair is 63 days before departure. On average, fares are higher if you book on the same day as departure.

Which month is the cheapest to fly Economy class from Brussels Bruxelles-National Airport to Bangkok Suvarnabhumi Airport?

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

Rainfall in Suvarnabhumi by month

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.

Temperature in Suvarnabhumi by month

Best time to book a flight from Bruxelles-National to Suvarnabhumi

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

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Fly from Bruxelles-National 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 27 August 2026.

Complete your trip

Complete your trip to Suvarnabhumi by adding a car rental and/or hotel reservation to your travel itinerary.

Other airlines serving Bruxelles-National and Suvarnabhumi

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Other popular destinations in Asia

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 27 August 2026.

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Browse through some of the most popular routes that Finnair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 27 August 2026.

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Cheapest Finnair flights from Bruxelles-National to Suvarnabhumi
Explore the most affordable Finnair flight options available from Bruxelles-National to Suvarnabhumi. Find the lowest fares with prices last updated on 27 August 2026.

Best Finnair flights from Bruxelles-National to Suvarnabhumi
Discover carefully curated Finnair flight deals from Bruxelles-National to Suvarnabhumi that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 27 August 2026.

Last-minute Finnair flights from Bruxelles-National to Suvarnabhumi
Discover last-minute Finnair flight deals from Bruxelles-National to Suvarnabhumi. Data last updated 27 August 2026 and is based on user searches.

One-way Finnair flights to Suvarnabhumi
Search for one-way Finnair flight options to Suvarnabhumi. Find affordable one-way fares based on user searches. Data last updated 27 August 2026.