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Cheap flights from Brussels Bruxelles-National Airport to Southeast Asia from €323

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 16/8. 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

Find the cheapest flights from Brussels Bruxelles-National Airport to Southeast Asia

Cheap return flights

Enter your travel dates to find the best prices.
Etihad Airways Logo
10:55 - 23:55
BRU
-
BKK
32h 00m
1 stop
Etihad Airways Logo
15:55 - 07:05
BKK
-
BRU
20h 10m
1 stop
€562Etihad Airways
Thu, 27 Aug - Sun, 27 Sep
Multiple Airlines Logo
16:25 - 13:45
BRU
-
BKK
16h 20m
1 stop
Multiple Airlines Logo
23:40 - 09:05
BKK
-
BRU
14h 25m
1 stop
€566Multiple Airlines
Wed, 9 Sep - Thu, 8 Oct
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
€567Multiple Airlines
Wed, 2 Sep - Tue, 3 Nov
Austrian Airlines Logo
06:50 - 14:50
BRU
-
BKK
27h 00m
1 stop
Austrian Airlines Logo
23:40 - 09:05
BKK
-
BRU
14h 25m
1 stop
€567Austrian Airlines
Wed, 23 Sep - Fri, 16 Oct
Austrian Airlines Logo
06:50 - 14:50
BRU
-
BKK
27h 00m
1 stop
Austrian Airlines Logo
23:40 - 09:05
BKK
-
BRU
14h 25m
1 stop
€568Austrian Airlines
Wed, 23 Sep - Fri, 23 Oct
Multiple Airlines Logo
09:40 - 09:50
BRU
-
BKK
19h 10m
1 stop
Multiple Airlines Logo
23:40 - 09:05
BKK
-
BRU
14h 25m
1 stop
€569Multiple Airlines
Fri, 11 Sep - Sun, 4 Oct
Multiple Airlines Logo
15:00 - 09:50
BRU
-
BKK
13h 50m
1 stop
Multiple Airlines Logo
23:50 - 09:05
BKK
-
BRU
15h 15m
1 stop
€570Multiple Airlines
Wed, 2 Sep - Tue, 3 Nov
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
€571Multiple Airlines
Mon, 28 Sep - Mon, 12 Oct
Multiple Airlines Logo
13:20 - 12:20
BRU
-
BKK
18h 00m
1 stop
Multiple Airlines Logo
14:55 - 10:50
BKK
-
BRU
25h 55m
2 stops
€573Multiple Airlines
Thu, 22 Oct - Sun, 15 Nov
Turkish Airlines Logo
14:25 - 05:10
BRU
-
BKK
33h 45m
1 stop
Turkish Airlines Logo
06:40 - 21:25
BKK
-
BRU
19h 45m
1 stop
€574Turkish Airlines
Mon, 28 Sep - Mon, 12 Oct

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SWISS flights from Brussels Bruxelles-National Airport to Southeast Asia

Our best SWISS deals on Brussels Bruxelles-National Airport to Southeast Asia flight tickets
SWISS
9 Sept
BRU15:00Brussels Bruxelles-National
13h 50m
1 stop
BKK09:50Bangkok Suvarnabhumi
28 Sept
BKK12:35Bangkok Suvarnabhumi
35h 00m
1 stop
BRU18:35Brussels Bruxelles-National
€578
SWISS
1 Sept
BRU19:40Brussels Bruxelles-National
33h 10m
1 stop
BKK09:50Bangkok Suvarnabhumi
21 Sept
BKK12:35Bangkok Suvarnabhumi
35h 00m
1 stop
BRU18:35Brussels Bruxelles-National
€579
SWISS
8 Sept
BRU15:00Brussels Bruxelles-National
13h 50m
1 stop
BKK09:50Bangkok Suvarnabhumi
22 Sept
BKK12:35Bangkok Suvarnabhumi
35h 00m
1 stop
BRU18:35Brussels Bruxelles-National
€580

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

Our best Etihad Airways deals on Brussels Bruxelles-National Airport to Southeast Asia flight tickets
Etihad Airways
27 Aug
BRU10:55Brussels Bruxelles-National
32h 00m
1 stop
BKK23:55Bangkok Suvarnabhumi
27 Sept
BKK15:55Bangkok Suvarnabhumi
20h 10m
1 stop
BRU07:05Brussels Bruxelles-National
€562
Etihad Airways
6 Nov
BRU09:55Brussels Bruxelles-National
31h 25m
1 stop
BKK23:20Bangkok Suvarnabhumi
6 Dec
BKK14:40Bangkok Suvarnabhumi
21h 50m
1 stop
BRU06:30Brussels Bruxelles-National
€591
Etihad Airways
7 Oct
BRU10:55Brussels Bruxelles-National
14h 50m
1 stop
BKK06:45Bangkok Suvarnabhumi
26 Oct
BKK02:55Bangkok Suvarnabhumi
33h 35m
1 stop
BRU06:30Brussels Bruxelles-National
€592

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 20 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

Thu 27/8

10:55-23:55

1 stop32h 00m

Bangkok Suvarnabhumi

Sun 27/9

15:55-07:05

1 stop20h 10m

€562

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Wed 9/9

16:25-13:45

1 stop16h 20m

Bangkok Suvarnabhumi

Thu 8/10

23:40-09:05

1 stop14h 25m

€566

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

€567

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Wed 23/9

06:50-14:50

1 stop27h 00m

Bangkok Suvarnabhumi

Fri 16/10

23:40-09:05

1 stop14h 25m

€567

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Wed 23/9

06:50-14:50

1 stop27h 00m

Bangkok Suvarnabhumi

Fri 23/10

23:40-09:05

1 stop14h 25m

€568

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Fri 11/9

09:40-09:50

1 stop19h 10m

Bangkok Suvarnabhumi

Sun 4/10

23:40-09:05

1 stop14h 25m

€569
Fastest return journey

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Wed 2/9

15:00-09:50

1 stop13h 50m

Bangkok Suvarnabhumi

Tue 3/11

23:50-09:05

1 stop15h 15m

€570

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Mon 28/9

15:00-09:50

1 stop13h 50m

Bangkok Suvarnabhumi

Mon 12/10

23:40-14:05

1 stop19h 25m

€571

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Thu 22/10

13:20-12:20

1 stop18h 00m

Bangkok Suvarnabhumi

Sun 15/11

14:55-10:50

2 stops25h 55m

€573

BrusselsBangkok

BRU - BKK

BRUBKK

Brussels Bruxelles-National

Mon 28/9

14:25-05:10

1 stop33h 45m

Bangkok Suvarnabhumi

Mon 12/10

06:40-21:25

1 stop19h 45m

€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 €723, 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 €726.

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 €704 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 €662 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, Wed, Thu, Fri, Sat and Sun

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, Wednesday, Thursday, Friday, Saturday and Sunday. 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

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