Which airlines fly to Southeast Asia?

Qatar Airways, British Airways and KLM are the top three most popular airlines that fly to Southeast Asia from Belfast Intl Airport according to our data. Qatar Airways is the first choice among our users, with 46% of people opting to fly with this airline when travelling to Southeast Asia. Keep in mind that there are 4 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

How many operators does momondo search for flights from Belfast Intl Airport to Southeast Asia?

As of August 2026, there are 4 operators available to choose from for flights from Belfast Intl Airport to Southeast Asia.

How old do you have to be to fly from Belfast Intl 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 layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast Intl Airport to Southeast Asia.

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

The travel and health documents you'll need for your trip to Southeast Asia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Southeast Asia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

£248 Cheap Flights from Belfast Intl Airport to Southeast Asia in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Belfast Intl Airport to Southeast Asia

Return

One-way

Last minute

Cheap return flights

Enter your travel dates to find the best prices.

06:10 - 13:35BFS Belfast Intl-BKK Bangkok Suvarnabhumi

25h 25m2 stops London Gatwick Beijing Capital

01:30 - 09:55BKK Bangkok Suvarnabhumi-BFS Belfast Intl

38h 25m2 stops Beijing Capital London Gatwick

£473Multiple Airlines

Thu, 3 Sep - Sun, 13 Sep

21:15 - 00:10BFS Belfast Intl-BKK Bangkok Suvarnabhumi

44h 55m3 stops Glasgow Intl Milan Malpensa Beijing Daxing Intl

15:55 - 15:15BKK Bangkok Suvarnabhumi-BFS Belfast Intl

29h 20m2 stops Abu Dhabi Zayed Intl Manchester

£513Multiple Airlines

Tue, 1 Sep - Tue, 15 Sep

08:10 - 07:55BFS Belfast Intl-HKT Phuket City

41h 45m3 stops Manchester Václav Havel Prague Sharjah

21:20 - 22:20HKT Phuket City-BFS Belfast Intl

31h 00m2 stops Abu Dhabi Zayed Intl Manchester

£519Multiple Airlines

Wed, 30 Sep - Wed, 7 Oct

06:10 - 23:05BFS Belfast Intl-KUL Kuala Lumpur Intl

33h 55m2 stops London Gatwick Shanghai Pu Dong

00:05 - 09:55KUL Kuala Lumpur Intl-BFS Belfast Intl

40h 50m2 stops Shanghai Pu Dong London Gatwick

£530Multiple Airlines

Mon, 7 Sep - Thu, 17 Sep

20:10 - 17:45BFS Belfast Intl-BKK Bangkok Suvarnabhumi

39h 35m3 stops London Stansted Milan Malpensa Muscat Seeb

03:15 - 07:05BKK Bangkok Suvarnabhumi-BFS Belfast Intl

33h 50m2 stops Abu Dhabi Zayed Intl Manchester

£531Multiple Airlines

Tue, 29 Sep - Mon, 5 Oct

08:10 - 17:40BFS Belfast Intl-HKT Phuket City

27h 30m3 stops Manchester Václav Havel Prague Sharjah

09:25 - 19:15HKT Phuket City-BFS Belfast Intl

39h 50m3 stops Abu Dhabi Zayed Intl Dublin Edinburgh Turnhouse

£534Multiple Airlines

Wed, 30 Sep - Wed, 7 Oct

21:15 - 00:10BFS Belfast Intl-BKK Bangkok Suvarnabhumi

44h 55m3 stops Glasgow Intl Milan Malpensa Beijing Daxing Intl

15:55 - 15:15BKK Bangkok Suvarnabhumi-BFS Belfast Intl

29h 20m2 stops Abu Dhabi Zayed Intl Manchester

£535Multiple Airlines

Tue, 1 Sep - Tue, 15 Sep

08:40 - 17:05BFS Belfast Intl-BKK Bangkok Suvarnabhumi

25h 25m3 stops Manchester Václav Havel Prague Sharjah

11:50 - 19:55BKK Bangkok Suvarnabhumi-BFS Belfast Intl

39h 05m3 stops Chongqing Jiangbei Intl Milan Malpensa London Luton

£539Multiple Airlines

Mon, 2 Nov - Mon, 9 Nov

09:10 - 00:10BFS Belfast Intl-BKK Bangkok Suvarnabhumi

33h 00m2 stops Barcelona-El Prat Beijing Capital

03:15 - 12:15BKK Bangkok Suvarnabhumi-BFS Belfast Intl

39h 00m3 stops Abu Dhabi Zayed Intl Dublin London Stansted

£539Multiple Airlines

Mon, 28 Sep - Sun, 4 Oct

19:35 - 23:00BFS Belfast Intl-KUL Kuala Lumpur Intl

44h 25m3 stops London Stansted Milan Malpensa Beijing Capital

09:50 - 10:45KUL Kuala Lumpur Intl-BFS Belfast Intl

31h 55m3 stops Abu Dhabi Zayed Intl Madrid Barajas London Stansted

£544Multiple Airlines

Mon, 7 Sep - Fri, 18 Sep

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Use the filters below to find and compare flights from Belfast Intl Airport to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

Fastest return journey

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Thu 3/9

06:10-13:35

2 stops25h 25m

Bangkok Suvarnabhumi

Sun 13/9

01:30-09:55

2 stops38h 25m

£473

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Tue 1/9

21:15-00:10

3 stops44h 55m

Bangkok Suvarnabhumi

Tue 15/9

15:55-15:15

2 stops29h 20m

£513

BelfastPhuket City

BFS Belfast Intl - HKT Phuket City

BFSHKT

Belfast Intl

Wed 30/9

08:10-07:55

3 stops41h 45m

Phuket City

Wed 7/10

21:20-22:20

2 stops31h 00m

£519

BelfastKuala Lumpur

BFS Belfast Intl - KUL Kuala Lumpur Intl

BFSKUL

Belfast Intl

Mon 7/9

06:10-23:05

2 stops33h 55m

Kuala Lumpur Intl

Thu 17/9

00:05-09:55

2 stops40h 50m

£530

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Tue 29/9

20:10-17:45

3 stops39h 35m

Bangkok Suvarnabhumi

Mon 5/10

03:15-07:05

2 stops33h 50m

£531

BelfastPhuket City

BFS Belfast Intl - HKT Phuket City

BFSHKT

Belfast Intl

Wed 30/9

08:10-17:40

3 stops27h 30m

Phuket City

Wed 7/10

09:25-19:15

3 stops39h 50m

£534

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Tue 1/9

21:15-00:10

3 stops44h 55m

Bangkok Suvarnabhumi

Tue 15/9

15:55-15:15

2 stops29h 20m

£535

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Mon 2/11

08:40-17:05

3 stops25h 25m

Bangkok Suvarnabhumi

Mon 9/11

11:50-19:55

3 stops39h 05m

£539

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Mon 28/9

09:10-00:10

2 stops33h 00m

Bangkok Suvarnabhumi

Sun 4/10

03:15-12:15

3 stops39h 00m

£539

BelfastKuala Lumpur

BFS Belfast Intl - KUL Kuala Lumpur Intl

BFSKUL

Belfast Intl

Mon 7/9

19:35-23:00

3 stops44h 25m

Kuala Lumpur Intl

Fri 18/9

09:50-10:45

3 stops31h 55m

£544

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Belfast Intl 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

Prices

Airlines

What is the cheapest month to fly to Southeast Asia?

The month of January is, on average, the cheapest month to fly to Southeast Asia from Belfast Intl Airport, with most prices found around £525. If you are unable to visit Southeast Asia during the month of January, then departing from Belfast Intl Airport during the month September is also very affordable. Most momondo users find prices during this month for around £960.

Can stopping save me money on Belfast Intl Airport to Southeast Asia flights?

No. A direct flight is the cheapest option for a flight between Belfast Intl Airport to Southeast Asia.

Cheap Belfast Intl Airport to Southeast Asia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast Intl Airport to Southeast Asia

Fastest flight time	20h 25m
Direct flights	None

The fastest flight from Belfast Intl Airport to Southeast Asia takes 20h 25m

There are no direct flights from Belfast Intl Airport to Southeast Asia. There are no popular flight routes from Belfast Intl Airport to Southeast Asia.

Search flight deals

Frequently asked questions about flying from Belfast Intl Airport to Southeast Asia

When did momondo last update prices for flights from Belfast Intl Airport to Southeast Asia?
Prices for flights from Belfast Intl Airport to Southeast Asia refresh daily.
How many operators does momondo search for flights from Belfast Intl Airport to Southeast Asia?
As of August 2026, there are 4 operators available to choose from for flights from Belfast Intl Airport to Southeast Asia.
How old do you have to be to fly from Belfast Intl 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 layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast Intl Airport to Southeast Asia.
What documentation or ID do you need to fly to Southeast Asia?
The travel and health documents you'll need for your trip to Southeast Asia may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Southeast Asia. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Belfast Intl Airport to Southeast Asia?
Based on momondo bookings for this flight route, the most popular plane model on flight routes from Belfast Intl Airport to Southeast Asia is Airbus A320-100/200 (31.10% of total bookings). The next most popular plane models are Boeing 737-800 Passenger/BBJ2 (winglets) (29.52%), Airbus A319 (22.44%), and ATR 72-201 / 202 (11.03%).

Best airlines flying from Belfast Intl Airport to Southeast Asia

Compare and see reviews for airlines that fly from Belfast Intl Airport to Southeast Asia with momondo

Airline	Rating	Free Cancellation	Price
China Southern	PriceFrom £447	Free Cancellation	Rating 7.4 175 reviews	Search China Southern flights
British Airways	PriceFrom £649	Free Cancellation	Rating 6.7 8,168 reviews	Search British Airways flights
KLM	PriceFrom £651	Free Cancellation	Rating 7.8 1,559 reviews	Search KLM flights
Qatar Airways	PriceFrom £807	Free Cancellation	Rating 7.4 3,738 reviews	Search Qatar Airways flights

Why use momondo?

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

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Belfast to Southeast Asia for you.

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

Yes. All flights to Southeast Asia from Belfast on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once all potential Belfast to Southeast Asia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes momondo offers price alerts on flights to Southeast Asia from Belfast. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.