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 City Airport according to our data. Qatar Airways is the first choice among our users, with 51% 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.

When did momondo last update prices for flights from Belfast City Airport to Southeast Asia?

Prices for flights from Belfast City Airport to Southeast Asia are refreshed on a daily basis.

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

As of December 2025, there are 4 operators available to choose from for flights from Belfast City Airport to Southeast Asia.

How old do you have to be to fly from Belfast City 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 City Airport to Southeast Asia.

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

The necessary travel and health documents for your Southeast Asia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

£470 Cheap Flights from Belfast City Airport to Southeast Asia in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Voted winner of Europe's Best Travel App 2023

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Belfast City Airport to Southeast Asia

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

15:05 - 01:05

BHD

BKK

27h 00m2 stops

08:20 - 08:50

BKK

BHD

30h 30m2 stops

£507Multiple Airlines

Thu, 5 Mar - Mon, 30 Mar

09:05 - 07:35

BHD

DPS

38h 30m2 stops

00:40 - 07:30

DPS

BHD

38h 50m2 stops

£581Multiple Airlines

Thu, 26 Feb - Wed, 18 Mar

17:40 - 01:05

BHD

BKK

24h 25m2 stops

08:20 - 18:40

BKK

BHD

41h 20m2 stops

£641China Southern

Wed, 21 Jan - Tue, 3 Feb

16:15 - 17:50

BHD

KUL

18h 35m1 stop

16:10 - 08:50

KUL

BHD

23h 40m2 stops

£721British Airways

Sat, 6 Jun - Wed, 10 Jun

11:35 - 07:35

BHD

DPS

36h 00m2 stops

00:40 - 19:10

DPS

BHD

50h 30m2 stops

£730China Southern

Sat, 7 Mar - Tue, 10 Mar

17:20 - 10:05

BHD

BKK

33h 45m1 stop

09:30 - 16:50

BKK

BHD

38h 20m2 stops

£738KLM

Tue, 20 Jan - Tue, 27 Jan

15:05 - 16:40

BHD

SIN

41h 35m2 stops

23:15 - 10:15

SIN

BHD

19h 00m1 stop

£738British Airways

Sat, 17 Jan - Wed, 21 Jan

06:30 - 10:05

BHD

BKK

20h 35m1 stop

12:05 - 09:20

BKK

BHD

27h 15m1 stop

£746KLM

Thu, 5 Mar - Mon, 30 Mar

18:00 - 08:25

BHD

MNL

31h 25m2 stops

09:45 - 13:50

MNL

BHD

35h 05m2 stops

£1,028Qatar Airways

Sat, 6 Jun - Thu, 18 Jun

14:25 - 08:25

BHD

MNL

35h 00m2 stops

09:45 - 13:50

MNL

BHD

35h 05m2 stops

£1,058Qatar Airways

Thu, 4 Jun - Thu, 18 Jun

China Southern flights from Belfast City Airport to Southeast Asia

Our best China Southern deals on Belfast City Airport to Southeast Asia flight tickets

China Southern

21 Jan

BHD17:40Belfast City

24h 25m

2 stops

BKK01:05Bangkok Suvarnabhumi

3 Feb

BKK08:20Bangkok Suvarnabhumi

41h 20m

2 stops

BHD18:40Belfast City

£641

Find similar

China Southern

7 Mar

BHD11:35Belfast City

36h 00m

2 stops

DPS07:35Denpasar Bali Ngurah Rai

10 Mar

DPS00:40Denpasar Bali Ngurah Rai

50h 30m

2 stops

BHD19:10Belfast City

£730

Find similar

KLM flights from Belfast City Airport to Southeast Asia

Our best KLM deals on Belfast City Airport to Southeast Asia flight tickets

KLM

20 Jan

BHD17:20Belfast City

33h 45m

1 stop

BKK10:05Bangkok Suvarnabhumi

27 Jan

BKK09:30Bangkok Suvarnabhumi

38h 20m

2 stops

BHD16:50Belfast City

£738

Find similar

KLM

21 Jan

BHD17:20Belfast City

30h 50m

1 stop

BKK07:10Bangkok Suvarnabhumi

3 Feb

BKK12:15Bangkok Suvarnabhumi

35h 35m

1 stop

BHD16:50Belfast City

£916

Find similar

KLM

31 Mar

BHD09:50Belfast City

45h 15m

2 stops

DPS14:05Denpasar Bali Ngurah Rai

15 Apr

DPS20:45Denpasar Bali Ngurah Rai

27h 10m

2 stops

BHD16:55Belfast City

£1,029

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Thu 5/3

15:05-01:05

2 stops27h 00m

Bangkok Suvarnabhumi

Mon 30/3

08:20-08:50

2 stops30h 30m

£507

BelfastDenpasar

BHD - DPS

BHDDPS

Belfast City

Thu 26/2

09:05-07:35

2 stops38h 30m

Denpasar Bali Ngurah Rai

Wed 18/3

00:40-07:30

2 stops38h 50m

£581

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Wed 21/1

17:40-01:05

2 stops24h 25m

Bangkok Suvarnabhumi

Tue 3/2

08:20-18:40

2 stops41h 20m

£641

BelfastKuala Lumpur

BHD - KUL

BHDKUL

Belfast City

Sat 6/6

16:15-17:50

1 stop18h 35m

Kuala Lumpur Intl

Wed 10/6

16:10-08:50

2 stops23h 40m

£721

BelfastDenpasar

BHD - DPS

BHDDPS

Belfast City

Sat 7/3

11:35-07:35

2 stops36h 00m

Denpasar Bali Ngurah Rai

Tue 10/3

00:40-19:10

2 stops50h 30m

£730

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Tue 20/1

17:20-10:05

1 stop33h 45m

Bangkok Suvarnabhumi

Tue 27/1

09:30-16:50

2 stops38h 20m

£738

BelfastSingapore

BHD - SIN

BHDSIN

Belfast City

Sat 17/1

15:05-16:40

2 stops41h 35m

Singapore Changi

Wed 21/1

23:15-10:15

1 stop19h 00m

£738

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Thu 5/3

06:30-10:05

1 stop20h 35m

Bangkok Suvarnabhumi

Mon 30/3

12:05-09:20

1 stop27h 15m

£746

BelfastManila

BHD - MNL

BHDMNL

Belfast City

Sat 6/6

18:00-08:25

2 stops31h 25m

Manila Ninoy Aquino Intl

Thu 18/6

09:45-13:50

2 stops35h 05m

£1,028

BelfastManila

BHD - MNL

BHDMNL

Belfast City

Thu 4/6

14:25-08:25

2 stops35h 00m

Manila Ninoy Aquino Intl

Thu 18/6

09:45-13:50

2 stops35h 05m

£1,058

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Belfast City 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 September is, on average, the cheapest month to fly to Southeast Asia from Belfast City Airport, with most prices found around £624. If you are unable to visit Southeast Asia during the month of September, then departing from Belfast City Airport during the month June is also very affordable. Most momondo users find prices during this month for around £674.

What is the cheapest day to depart on your flight to Southeast Asia?

Our data shows that Tuesday is the least expensive day to fly to Southeast Asia. Tickets to fly out on this day can be as low as £607. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Southeast Asia on Saturday is £868.

What is the cheapest time of day to depart on your flight to Southeast Asia?

At midday is the cheapest time of day to fly from Belfast City Airport to Southeast Asia when you can find flight prices for as low as £660. Flying to Southeast Asia at midday is an ideal time because this is during off-peak travel hours. Try not to purchase tickets in the evening because they tend to be around £858. Of course, these prices can vary depending on the time of year and what airport you fly to.

How far in advance should I book a flight to Southeast Asia?

You are more likely to see cheaper flights to Southeast Asia from Belfast City Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around £809 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 Belfast City Airport for as low as £589 on momondo.

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

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

Cheap Belfast City Airport to Southeast Asia flight deals and tips

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

Fastest flight time	16h 25m
Direct flights	None

The fastest flight from Belfast City Airport to Southeast Asia takes 16h 25m

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

Search flight deals

When did momondo last update prices for flights from Belfast City Airport to Southeast Asia?
Prices for flights from Belfast City Airport to Southeast Asia are refreshed on a daily basis.
How many operators does momondo search for flights from Belfast City Airport to Southeast Asia?
As of December 2025, there are 4 operators available to choose from for flights from Belfast City Airport to Southeast Asia.
How old do you have to be to fly from Belfast City 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 City Airport to Southeast Asia.
What documentation or ID do you need to fly to Southeast Asia?
The necessary travel and health documents for your Southeast Asia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Belfast City Airport to Southeast Asia?
momondo data reveals that the most frequently booked plane model on the route from Belfast City Airport to Southeast Asia is Airbus A320-100/200, representing 29.72% of all bookings. The subsequent popular models are Airbus A319 at 24.96%, ATR 72-201 / 202 at 24.91%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 8.51%.

Best airlines flying from Belfast City Airport to Southeast Asia

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

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom £586	Free Cancellation	Rating 7.7 1,432 reviews	Search KLM flights
British Airways	PriceFrom £604	Free Cancellation	Rating 6.7 7,602 reviews	Search British Airways flights
Malaysia Airlines	PriceFrom £691	Free Cancellation	Rating 7.3 284 reviews	Search Malaysia Airlines flights
Qatar Airways	PriceFrom £762	Free Cancellation	Rating 7.4 3,685 reviews	Search Qatar Airways flights

Why use momondo?

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

It is quick and easy to find Belfast to Southeast Asia flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Southeast Asia that suits you.

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

Flights from Belfast to Southeast Asia with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

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

momondo helps you find the best flight between Belfast and Southeast Asia by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

Of course. momondo tracks the price of Belfast to Southeast Asia flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Tue 20/1

Tue 27/1

Email me momondo's favourite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Southeast Asia

Popular Cities in Southeast Asia

Flights to Londonfrom £28

Flights to Bangkokfrom £360

Flights to New Yorkfrom £269

Flights to Dubaifrom £210

Flights to Manchesterfrom £32

Flights to Istanbulfrom £49

Flights to Islamabadfrom £406

Flights to Manilafrom £379

Flights to Jeddahfrom £133

Flights to New Delhifrom £306

Flights to Mumbaifrom £313

Flights to Copenhagenfrom £35

Cheap flights from Belfast City Airport to Southeast Asia from £274

Big names, great deals

Big names, great deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Belfast City Airport to Southeast Asia

Cheap return flights

Cheap one-way flights

China Southern flights from Belfast City Airport to Southeast Asia

Our best China Southern deals on Belfast City Airport to Southeast Asia flight tickets

KLM flights from Belfast City Airport to Southeast Asia

Our best KLM deals on Belfast City Airport to Southeast Asia flight tickets

momondo Fare Finder

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

See travel insights to Southeast Asia from

How to get the cheapest flight ticket from Belfast City Airport to Southeast Asia

What is the cheapest month to fly to Southeast Asia?

What is the cheapest day to depart on your flight to Southeast Asia?

What is the cheapest time of day to depart on your flight to Southeast Asia?

How far in advance should I book a flight to Southeast Asia?

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

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

Which airlines fly to Southeast Asia?

Cheap Belfast City Airport to Southeast Asia flight deals and tips

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

Fastest flight time

Direct flights

When did momondo last update prices for flights from Belfast City Airport to Southeast Asia?

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

How old do you have to be to fly from Belfast City Airport to Southeast Asia?

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

What is the most popular plane model from Belfast City Airport to Southeast Asia?

Best airlines flying from Belfast City Airport to Southeast Asia

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

Why use momondo?

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

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

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

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

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Southeast Asia

Popular Cities in Southeast Asia

Popular flights according to clicks in the last 7 days on momondo