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Cheap flights from Belfast to Southeast Asia from £223

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/8. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — BKK
5 Jul — 12 Jul1
1 adult

Cheap flight deals from Belfast to Southeast Asia

Keep the following information in mind while searching for Belfast to Southeast Asia flight deals. Data was last updated 30 June 2025.

Round-trip from

£526

One-way from

£223

Popular in

December

Cheapest in

August

Average price

£666
20/8-17/9
  • 20/8-17/9
  • 6 total stops
  • 58h 10m total
  • Belfast to Southeast Asia
28/8
  • 28/8
  • 3 total stops
  • 50h 45m total
  • Belfast to Southeast Asia
Highest demand for flights based on searches. 9% potential increase in price (£57 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease (£21 potential savings vs. average return price).
Average for round-trip flights in June 2025

Find flight deals from Belfast to Southeast Asia

Cheapest flights from Belfast to Southeast Asia
Explore the most affordable flight options available from Belfast to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 June 2025.

Wed 20/809:30BFS - KUL
3 stops24h 25mMultiple Airlines
Wed 17/919:15KUL - BFS
3 stops33h 45mMultiple Airlines
Deal found 30/6£526
Tue 11/1106:30BFS - BKK
2 stops22h 50mMultiple Airlines
Wed 10/1212:30BKK - BFS
1 stop16h 20mMultiple Airlines
Deal found 28/6£606
Thu 13/1117:40BHD - BKK
2 stops24h 20mMultiple Airlines
Sun 23/1102:10BKK - BHD
2 stops37h 55mMultiple Airlines
Deal found 30/6£626
Tue 30/909:50BHD - KUL
3 stops33h 30mMultiple Airlines
Tue 4/1107:20KUL - BHD
3 stops45h 10mMultiple Airlines
Deal found 30/6£643
Tue 30/909:35BHD - KUL
2 stops22h 35mBritish Airways
Tue 4/1123:15KUL - BHD
1 stop19h 15mBritish Airways
Deal found 30/6£697
Sun 7/911:00BHD - BKK
2 stops20h 25mBritish Airways
Sun 28/902:30BKK - BHD
2 stops21h 10mBritish Airways
Deal found 30/6£704
Tue 4/1106:35BHD - BKK
2 stops29h 10mQatar Airways
Tue 25/1108:10BKK - BHD
2 stops33h 20mQatar Airways
Deal found 29/6£781
Thu 14/807:10BFS - SIN
2 stops27h 10mMultiple Airlines
Wed 20/800:50SIN - BFS
2 stops28h 10mMultiple Airlines
Deal found 30/6£786
Wed 2/709:30BFS - MNL
3 stops34h 10mMultiple Airlines
Tue 22/706:55MNL - BFS
3 stops47h 25mMultiple Airlines
Deal found 29/6£800
Thu 13/1106:30BHD - BKK
1 stop20h 35mKLM
Mon 24/1112:15BKK - BHD
1 stop15h 45mKLM
Deal found 30/6£816
Wed 2/707:00BHD - MNL
3 stops33h 15mMultiple Airlines
Fri 18/706:55MNL - BHD
3 stops44h 55mMultiple Airlines
Deal found 28/6£1,055
Mon 7/706:10BFS - DPS
3 stops45h 10mMultiple Airlines
Sat 12/721:25DPS - BFS
3 stops25h 05mMultiple Airlines
Deal found 30/6£1,057

Cheapflights Fare Finder

Customise your flight search to find flights from Belfast 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, Cheapflights users made 858,174 searches. Data last updated 30 June 2025.
Use the filters below to find and compare flights from Belfast to Southeast Asia that are best for you.

Fly from

Belfast

Fly to

Southeast Asia

Route

Depart

Return

Price

BelfastKuala Lumpur

BFS - KUL

BFSKUL

Belfast Intl

Wed 20/8

09:30-16:55

3 stops24h 25m

Kuala Lumpur Intl

Wed 17/9

19:15-22:00

3 stops33h 45m

£526

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Tue 11/11

06:30-12:20

2 stops22h 50m

Bangkok Suvarnabhumi

Wed 10/12

12:30-21:50

1 stop16h 20m

£606

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Thu 13/11

17:40-01:00

2 stops24h 20m

Bangkok Suvarnabhumi

Sun 23/11

02:10-09:05

2 stops37h 55m

£626

BelfastKuala Lumpur

BHD - KUL

BHDKUL

Belfast City

Tue 30/9

09:50-02:20

3 stops33h 30m

Kuala Lumpur Intl

Tue 4/11

07:20-20:30

3 stops45h 10m

£643

BelfastKuala Lumpur

BHD - KUL

BHDKUL

Belfast City

Tue 30/9

09:35-15:10

2 stops22h 35m

Kuala Lumpur Intl

Tue 4/11

23:15-10:30

1 stop19h 15m

£697

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Sun 7/9

11:00-13:25

2 stops20h 25m

Bangkok Suvarnabhumi

Sun 28/9

02:30-17:40

2 stops21h 10m

£704

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Tue 4/11

06:35-18:45

2 stops29h 10m

Bangkok Suvarnabhumi

Tue 25/11

08:10-10:30

2 stops33h 20m

£781

BelfastSingapore

BFS - SIN

BFSSIN

Belfast Intl

Thu 14/8

07:10-17:20

2 stops27h 10m

Singapore Changi

Wed 20/8

00:50-22:00

2 stops28h 10m

£786

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Thu 13/11

06:30-10:05

1 stop20h 35m

Bangkok Suvarnabhumi

Mon 24/11

12:15-21:00

1 stop15h 45m

£816

BelfastManila

BFS - MNL

BFSMNL

Belfast Intl

Tue 12/8

06:00-23:15

2 stops34h 15m

Manila Ninoy Aquino Intl

Mon 18/8

02:25-22:25

2 stops27h 00m

£853

Flights are sorted by cheapest return flights first.

Deals found on 29/6

Showing 1-10 of 20 results
1
2

Best time to book a flight from Belfast to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Belfast with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Belfast to Southeast Asia

What is the cheapest month to book a flight from Belfast to Southeast Asia?

Currently, May is the cheapest month in which you can book a flight from Belfast to Southeast Asia (average of £717). Flying from Belfast to Southeast Asia in December is currently the most expensive (average of £1,123). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from BFS to YJX?

Find hourly flight availability from Belfast to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 June 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Belfast to Southeast Asia as you normally would.

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Southeast Asia. Reviews last updated 30 June 2025.
Read through reviews of airlines operating flights from Belfast to Southeast Asia, such as KLM, Qantas Airways, andQatar Airways. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.2

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.2

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.2

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.2

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Boarding

7.8

Comfort

7.7

Crew

8.4

Entertainment

7.1

Food

7.2

Overall

7.8

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

Related info for your journey

Find useful and relevant information for your journey from Belfast to Southeast Asia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What are the most popular routes from Belfast to Southeast Asia?

  • Can I find deals for flights from Belfast to Southeast Asia that include hotel bookings?

    Yes. In addition to deals on Belfast to Southeast Asia flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Belfast to Southeast Asia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast to Southeast Asia.

  • Can I find deals for business class flights from Belfast to Southeast Asia?

    Yes. Cheapflights offers flight deals from Belfast to Southeast Asia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Belfast to Southeast Asia?

    Currently, May is the cheapest month in which you can book a flight from Belfast to Southeast Asia (average of £717). Flying from Belfast to Southeast Asia in December is currently the most expensive (average of £1,123). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 4 airlines flying from Belfast to Southeast Asia

Discover the top 4 airlines that operate flights from Belfast to Southeast Asia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 30 June 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£538Average£783FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£550Average£811FlexibilityNo cancel feeOn-time75%
Search KLM flights
Malaysia AirlinesCheapest£664Average£846FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qatar AirwaysCheapest£785Average£1,112FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Belfast to Southeast Asia?

Cheapflights helps you search for flights from Belfast to Southeast Asia via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Belfast to Southeast Asia?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Belfast to Southeast Asia for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Belfast to Southeast Asia with no change fees?

Need flexible booking options for your flight to Southeast Asia from Belfast? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Belfast to Southeast Asia become cheaper?

Yes, Cheapflights offers price alerts on Belfast to Southeast Asia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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