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Cheap flights from Brussels Bruxelles-National Airport to Southeast Asia from €322

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Brussels Bruxelles-National Airport to Southeast Asia departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags
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Find the cheapest flights from Brussels Bruxelles-National Airport to Southeast Asia

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
16:25 - 13:45
BRU
-
BKK
16h 20m
1 stop
Multiple Airlines Logo
23:50 - 09:05
BKK
-
BRU
15h 15m
1 stop
€563Multiple Airlines
Wed, 2 Sep - Tue, 3 Nov
Austrian Airlines Logo
19:55 - 14:50
BRU
-
BKK
13h 55m
1 stop
Austrian Airlines Logo
23:40 - 11:05
BKK
-
BRU
16h 25m
1 stop
€564Austrian Airlines
Wed, 23 Sep - Tue, 13 Oct
Multiple Airlines Logo
15:00 - 09:50
BRU
-
BKK
13h 50m
1 stop
Multiple Airlines Logo
23:40 - 14:05
BKK
-
BRU
19h 25m
1 stop
€565Multiple Airlines
Wed, 2 Sep - Wed, 23 Sep
Multiple Airlines Logo
16:25 - 13:45
BRU
-
BKK
16h 20m
1 stop
Multiple Airlines Logo
23:40 - 14:05
BKK
-
BRU
19h 25m
1 stop
€567Multiple Airlines
Wed, 9 Sep - Thu, 8 Oct
Austrian Airlines Logo
17:45 - 12:20
BRU
-
BKK
12h 35m
1 stop
Austrian Airlines Logo
14:00 - 09:05
BKK
-
BRU
25h 05m
1 stop
€568Austrian Airlines
Wed, 18 Nov - Thu, 17 Dec
Multiple Airlines Logo
19:55 - 14:50
BRU
-
BKK
13h 55m
1 stop
Multiple Airlines Logo
12:35 - 08:50
BKK
-
BRU
25h 15m
1 stop
€570Multiple Airlines
Thu, 3 Sep - Thu, 24 Sep
Multiple Airlines Logo
16:25 - 13:45
BRU
-
BKK
16h 20m
1 stop
Multiple Airlines Logo
12:35 - 08:50
BKK
-
BRU
25h 15m
1 stop
€571Multiple Airlines
Tue, 18 Aug - Tue, 8 Sep
Multiple Airlines Logo
16:25 - 13:45
BRU
-
BKK
16h 20m
1 stop
Multiple Airlines Logo
12:35 - 08:50
BKK
-
BRU
25h 15m
1 stop
€571Multiple Airlines
Mon, 7 Sep - Thu, 17 Sep
Multiple Airlines Logo
19:55 - 14:50
BRU
-
BKK
13h 55m
1 stop
Multiple Airlines Logo
12:35 - 08:50
BKK
-
BRU
25h 15m
1 stop
€572Multiple Airlines
Wed, 2 Sep - Wed, 23 Sep
SWISS Logo
15:00 - 09:50
BRU
-
BKK
13h 50m
1 stop
SWISS Logo
12:35 - 08:50
BKK
-
BRU
25h 15m
1 stop
€574SWISS
Mon, 24 Aug - Tue, 15 Sep

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ITA Airways flights from Brussels Bruxelles-National Airport to Southeast Asia

Our best ITA Airways deals on Brussels Bruxelles-National Airport to Southeast Asia flight tickets
ITA Airways
14 Jul
BRU09:25Brussels Bruxelles-National
17h 00m
2 stops
BKK07:25Bangkok Suvarnabhumi
4 Aug
BKK12:25Bangkok Suvarnabhumi
27h 20m
1 stop
BRU10:45Brussels Bruxelles-National
€809
ITA Airways
14 Jul
BRU11:35Brussels Bruxelles-National
14h 50m
1 stop
BKK07:25Bangkok Suvarnabhumi
5 Aug
BKK12:25Bangkok Suvarnabhumi
27h 20m
1 stop
BRU10:45Brussels Bruxelles-National
€862
ITA Airways
13 Jul
BRU20:15Brussels Bruxelles-National
30h 10m
2 stops
BKK07:25Bangkok Suvarnabhumi
11 Aug
BKK12:25Bangkok Suvarnabhumi
27h 20m
1 stop
BRU10:45Brussels Bruxelles-National
€875

Finnair flights from Brussels Bruxelles-National Airport to Southeast Asia

Our best Finnair deals on Brussels Bruxelles-National Airport to Southeast Asia flight tickets
Finnair
21 Aug
BRU06:30Brussels Bruxelles-National
18h 00m
1 stop
BKK05:30Bangkok Suvarnabhumi
6 Sept
BKK07:05Bangkok Suvarnabhumi
31h 15m
1 stop
BRU09:20Brussels Bruxelles-National
€610
Finnair
19 Oct
BRU19:05Brussels Bruxelles-National
29h 25m
1 stop
BKK05:30Bangkok Suvarnabhumi
30 Oct
BKK11:15Bangkok Suvarnabhumi
17h 15m
1 stop
BRU22:30Brussels Bruxelles-National
€614
Finnair
19 Oct
BRU11:20Brussels Bruxelles-National
37h 10m
1 stop
BKK05:30Bangkok Suvarnabhumi
30 Oct
BKK11:15Bangkok Suvarnabhumi
17h 15m
1 stop
BRU22:30Brussels Bruxelles-National
€616

momondo Fare Finder

 
Customise your flight search to find flights from Brussels Bruxelles-National Airport to Southeast Asia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 8 July 2026.
Use the filters below to find and compare flights from Brussels Bruxelles-National Airport to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Wed 2/9

16:25-13:45

1 stop16h 20m

Bangkok Suvarnabhumi

Tue 3/11

23:50-09:05

1 stop15h 15m

€563
Fastest return journey

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Wed 23/9

19:55-14:50

1 stop13h 55m

Bangkok Suvarnabhumi

Tue 13/10

23:40-11:05

1 stop16h 25m

€564

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Wed 2/9

15:00-09:50

1 stop13h 50m

Bangkok Suvarnabhumi

Wed 23/9

23:40-14:05

1 stop19h 25m

€565

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Wed 9/9

16:25-13:45

1 stop16h 20m

Bangkok Suvarnabhumi

Thu 8/10

23:40-14:05

1 stop19h 25m

€567

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Wed 18/11

17:45-12:20

1 stop12h 35m

Bangkok Suvarnabhumi

Thu 17/12

14:00-09:05

1 stop25h 05m

€568

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Thu 3/9

19:55-14:50

1 stop13h 55m

Bangkok Suvarnabhumi

Thu 24/9

12:35-08:50

1 stop25h 15m

€570

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Tue 18/8

16:25-13:45

1 stop16h 20m

Bangkok Suvarnabhumi

Tue 8/9

12:35-08:50

1 stop25h 15m

€571

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Mon 7/9

16:25-13:45

1 stop16h 20m

Bangkok Suvarnabhumi

Thu 17/9

12:35-08:50

1 stop25h 15m

€571

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Wed 2/9

19:55-14:50

1 stop13h 55m

Bangkok Suvarnabhumi

Wed 23/9

12:35-08:50

1 stop25h 15m

€572

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Mon 24/8

15:00-09:50

1 stop13h 50m

Bangkok Suvarnabhumi

Tue 15/9

12:35-08:50

1 stop25h 15m

€574

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Southeast Asia from

How to get the cheapest flight ticket from Brussels Bruxelles-National Airport to Southeast Asia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Southeast Asia?

The cheapest month to fly to Southeast Asia from Brussels Bruxelles-National Airport is in May. Flight prices, which tend to average around €702, are often lower during this time because this is during the off-season. If you’re not able to fly to Southeast Asia in May, then November is your next best option. Flight prices from Brussels Bruxelles-National Airport to Southeast Asia during November average around €718.

What is the cheapest Brussels Bruxelles-National to Southeast Asia flight route?

Fly from Brussels Bruxelles-National to Singapore Changi for the best Brussels Bruxelles-National - Southeast Asia flight prices

How far in advance should I book a flight from Brussels Bruxelles-National Airport to Southeast Asia?

You are more likely to see cheaper flights to Southeast Asia from Brussels Bruxelles-National Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around €705 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from Brussels Bruxelles-National Airport for as low as €666 on momondo.

What cabin class options are available on Brussels Bruxelles-National Airport to Southeast Asia flights?

There are 3 cabin classes available to choose from on Brussels Bruxelles-National Airport to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Brussels Bruxelles-National Airport to Southeast Asia flights?

No. A direct flight is the cheapest option for a flight between Brussels Bruxelles-National Airport to Southeast Asia.

Cheap Brussels Bruxelles-National Airport to Southeast Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Brussels Bruxelles-National Airport to Southeast Asia

Fastest flight time

16h 15m

Direct flights

Mon and Tue

Airports in Southeast Asia

294 airports
The fastest flight from Brussels Bruxelles-National Airport to Southeast Asia takes 16h 15m
Direct flights go from Brussels Bruxelles-National Airport to Southeast Asia on Monday and Tuesday. There are no airlines offering direct flights..
There are 294 airports in Southeast Asia. From Brussels Bruxelles-National Airport there are direct flights to Bangkok Suvarnabhumi (BKK).
Search flight deals

Frequently asked questions about flying from Brussels Bruxelles-National Airport to Southeast Asia

  • When did momondo last update prices for flights from Brussels Bruxelles-National Airport to Southeast Asia?

    Prices for flights from Brussels Bruxelles-National Airport to Southeast Asia refresh daily.

  • How old do you have to be to fly from Brussels Bruxelles-National Airport to Southeast Asia?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Brussels Bruxelles-National Airport to Southeast Asia.

  • What documentation or ID do you need to fly to Southeast Asia?

    The travel and health documents required for your trip to Southeast Asia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Southeast Asia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular plane model from Brussels Bruxelles-National Airport to Southeast Asia?

Why use momondo?

Why should I use momondo to find a flight deal from Brussels to Southeast Asia?

Finding the right flight to Southeast Asia from Brussels is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Southeast Asia quick and easy, saving you time and money.

Can I find flights from Brussels to Southeast Asia with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Southeast Asia from Brussels with this policy.

How can momondo help me find flights from Brussels to Southeast Asia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Brussels to Southeast Asia.

I’m not ready to book a flight from Brussels to Southeast Asia right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Brussels to Southeast Asia now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Southeast Asia and let you know when they change.

An easier way to manage your Southeast Asia trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.
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