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Cheap flights from Southeast Asia to Belfast Intl Airport from £249

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 2/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — BFS
10 Apr — 17 Apr1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southeast Asia to Belfast Intl

Enter your travel dates to find the best prices.

Cheapest flights from Southeast Asia to Belfast Intl
Explore the most affordable flight options available from Southeast Asia to Belfast Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 11 March 2026.

Fri 1/520:00
SIN
-
BFS
3 stops34h 20m
Multiple Airlines
Fri 29/511:25
BFS
-
SIN
2 stops33h 40m
Multiple Airlines
Deal found 6/3£538
Sat 2/518:25
SIN
-
BFS
2 stops35h 15m
Multiple Airlines
Fri 29/511:25
BFS
-
SIN
2 stops33h 40m
Multiple Airlines
Deal found 6/3£542
Tue 21/405:25
SIN
-
BFS
2 stops24h 45m
Multiple Airlines
Tue 28/410:35
BFS
-
SIN
2 stops24h 20m
Multiple Airlines
Deal found 7/3£583
Wed 22/402:20
SIN
-
BFS
2 stops20h 00m
Multiple Airlines
Thu 30/410:20
BFS
-
SIN
2 stops22h 10m
Multiple Airlines
Deal found 9/3£588
Tue 28/403:15
SIN
-
BFS
2 stops25h 05m
Multiple Airlines
Mon 4/508:40
BFS
-
SIN
2 stops24h 05m
Multiple Airlines
Deal found 10/3£631

Find flight deals from Southeast Asia to Belfast Intl

Keep the following information in mind while searching for Southeast Asia to Belfast Intl flight deals. Data was last updated 11 March 2026.

Round-trip from

£538

One-way from

£249
1/5-29/5
  • 1/5-29/5
  • 5 total stops
  • 68h 00m total
  • Southeast Asia to Belfast
Search Deals
2/5
  • 2/5
  • 2 total stops
  • 43h 30m total
  • Southeast Asia to Belfast
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southeast Asia to Belfast Intl 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 11 March 2026.
Use the filters below to find and compare flights from Southeast Asia to Belfast Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SingaporeBelfast

SIN - BFS

SINBFS

Singapore Changi

Tue 21/4

20:00-15:15

3 stops26h 15m

Belfast Intl

Tue 28/4

07:35-01:10

3 stops34h 35m

£618

SingaporeBelfast

SIN - BFS

SINBFS

Singapore Changi

Fri 1/5

20:00-23:20

3 stops34h 20m

Belfast Intl

Fri 29/5

17:30-04:05

3 stops27h 35m

£652

SingaporeBelfast

SIN - BFS

SINBFS

Singapore Changi

Wed 29/4

20:00-15:20

2 stops26h 20m

Belfast Intl

Mon 4/5

09:10-00:05

3 stops31h 55m

£661

SingaporeBelfast

SIN - BFS

SINBFS

Singapore Changi

Thu 23/4

20:00-19:30

3 stops30h 30m

Belfast Intl

Thu 30/4

08:20-01:30

3 stops34h 10m

£681

SingaporeBelfast

SIN - BFS

SINBFS

Singapore Changi

Fri 24/4

21:00-11:55

2 stops21h 55m

Belfast Intl

Fri 1/5

17:05-09:40

2 stops33h 35m

£687
Fastest return journey

SingaporeBelfast

SIN - BFS

SINBFS

Singapore Changi

Sat 2/5

14:35-09:35

3 stops26h 00m

Belfast Intl

Fri 29/5

17:30-04:05

3 stops27h 35m

£741
Cheapest one-way

SingaporeBelfast

SIN - BFS

SINBFS

Singapore Changi

Sat 2/5

19:45-08:15

2 stops43h 30m

£249

SingaporeBelfast

SIN - BFS

SINBFS

Singapore Changi

Fri 1/5

10:45-21:15

3 stops41h 30m

£350
Fastest single journey

SingaporeBelfast

SIN - BFS

SINBFS

Singapore Changi

Fri 17/4

05:40-22:25

3 stops23h 45m

£355

Flights are sorted by cheapest return flights first.

Deals found on 6/3

Sorted by cheapest first

Best time to book a flight from Southeast Asia to Belfast Intl

Have a flexible travel schedule? Discover the best time to fly to Belfast Intl from Southeast Asia 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 Southeast Asia to Belfast Intl Airport
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Southeast Asia to Belfast Intl. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

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

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

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

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

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

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

Travelling to a place near Belfast Intl Airport?

Book flights to Belfast Intl Airport if you plan to visit one of these locations
Armagh
Newry
Ballymena
Cookstown
Dungannon

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Southeast Asia to Belfast Intl

Discover the top airline that operate flights from Southeast Asia to Belfast Intl. 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 11 March 2026.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£670Average£711FlexibilityNo cancel feeOn-time70%
Search British Airways flights

Fly with Cheapflights

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

When you search for this flight from Southeast Asia to Belfast Intl, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Southeast Asia to Belfast Intl for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Southeast Asia to Belfast Intl flexibly with Cheapflights today.

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Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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