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Cheap flights from Northern Ireland to Southeast Asia from £300

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 17/1. Fares are subject to change and may not be available on all flights or dates of travel.
BFS — BKK
9 Jan — 16 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Northern Ireland to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from Northern Ireland to Southeast Asia
Explore the most affordable flight options available from Northern Ireland to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 December 2025.

Sat 27/1206:35BHD - BKK
2 stops33h 35mBritish Airways
Sat 24/118:40BKK - BHD
2 stops23h 30mBritish Airways
Deal found 8/12£1,279
Sat 27/1206:30BHD - BKK
1 stop24h 55mKLM
Sat 24/112:15BKK - BHD
1 stop35h 35mKLM
Deal found 9/12£1,354
Sat 27/1206:55BHD - BKK
2 stops40h 20mQatar Airways
Sat 24/119:50BKK - BHD
2 stops27h 30mQatar Airways
Deal found 9/12£1,356
Sat 27/1206:30BHD - BKK
1 stop24h 55mMultiple Airlines
Sat 24/109:30BKK - BHD
2 stops38h 20mMultiple Airlines
Deal found 7/12£1,454
Sat 20/1206:55BHD - MNL
2 stops41h 10mQatar Airways
Sun 25/123:50MNL - BHD
2 stops24h 30mQatar Airways
Deal found 8/12£1,473
Sun 21/1209:10BHD - BKK
2 stops20h 05mQatar Airways
Thu 1/102:00BKK - BHD
2 stops21h 40mQatar Airways
Deal found 9/12£1,824
Sun 21/1217:20BHD - BKK
1 stop33h 45mKLM
Fri 2/123:50BKK - BHD
1 stop24h 00mKLM
Deal found 9/12£1,966
Thu 18/1206:30BHD - MNL
2 stops29h 00mMultiple Airlines
Sun 4/122:00MNL - BHD
2 stops26h 50mMultiple Airlines
Deal found 9/12£2,863
Thu 18/1206:30BHD - MNL
2 stops29h 00mKLM
Sun 4/122:00MNL - BHD
2 stops26h 50mKLM
Deal found 8/12£2,864
Wed 10/1210:10BHD - MNL
2 stops21h 45mMultiple Airlines
Wed 7/123:30MNL - BHD
2 stops22h 55mMultiple Airlines
Deal found 8/12£4,239
Wed 10/1206:30BHD - MNL
2 stops29h 00mKLM
Wed 7/120:45MNL - BHD
2 stops28h 05mKLM
Deal found 9/12£4,392

Find flight deals from Northern Ireland to Southeast Asia

Keep the following information in mind while searching for Northern Ireland to Southeast Asia flight deals. Data was last updated 10 December 2025.

Round-trip from

£450

One-way from

£300

Popular in

December

Cheapest in

May

Average price

£1,037
20/1-29/1
  • 20/1-29/1
  • 4 total stops
  • 53h 40m total
  • Northern Ireland to Southeast Asia
Search Deals
17/1
  • 17/1
  • 3 total stops
  • 55h 30m total
  • Northern Ireland to Southeast Asia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£45 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Northern Ireland 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 10 December 2025.
Use the filters below to find and compare flights from Northern Ireland to Southeast Asia that are best for you.

Fly from

Northern Ireland

Fly to

Southeast Asia

Route

Depart

Return

Price

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Fri 23/1

06:30-18:25

2 stops28h 55m

Bangkok Suvarnabhumi

Thu 29/1

01:55-22:20

2 stops27h 25m

£456

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Mon 26/1

19:25-01:50

2 stops47h 25m

Bangkok Suvarnabhumi

Tue 10/2

19:55-08:15

2 stops43h 20m

£473

BelfastDenpasar

BHD - DPS

BHDDPS

Belfast City

Tue 20/1

17:15-07:35

2 stops30h 20m

Denpasar Bali Ngurah Rai

Tue 3/2

00:40-09:10

2 stops40h 30m

£504

BelfastKuala Lumpur

BFS - KUL

BFSKUL

Belfast Intl

Thu 15/1

18:40-19:05

3 stops40h 25m

Kuala Lumpur Intl

Mon 19/1

09:35-09:05

2 stops31h 30m

£511

BelfastKuala Lumpur

BFS - KUL

BFSKUL

Belfast Intl

Wed 21/1

06:00-08:45

3 stops42h 45m

Kuala Lumpur Intl

Wed 28/1

09:35-09:20

2 stops31h 45m

£531

BelfastDenpasar

BHD - DPS

BHDDPS

Belfast City

Wed 6/5

18:15-23:30

2 stops22h 15m

Denpasar Bali Ngurah Rai

Mon 25/5

00:30-09:00

2 stops39h 30m

£568

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Mon 26/1

07:50-18:25

2 stops27h 35m

Bangkok Suvarnabhumi

Tue 10/2

15:05-10:05

3 stops26h 00m

£619

BelfastKuala Lumpur

BHD - KUL

BHDKUL

Belfast City

Thu 15/1

17:45-00:15

2 stops22h 30m

Kuala Lumpur Intl

Mon 19/1

08:05-18:35

2 stops42h 30m

£663

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Sat 7/3

11:35-01:05

2 stops30h 30m

Bangkok Suvarnabhumi

Wed 11/3

08:20-19:10

2 stops41h 50m

£664

BelfastDenpasar

BFS - DPS

BFSDPS

Belfast Intl

Wed 6/5

06:00-00:30

2 stops35h 30m

Denpasar Bali Ngurah Rai

Mon 25/5

01:30-23:10

2 stops28h 40m

£683

Flights are sorted by cheapest return flights first.

Deals found on 9/12

Showing 1-10 of 32 results
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Best time to book a flight from Northern Ireland to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Northern Ireland 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 Northern Ireland to Southeast Asia

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

Currently, May is the cheapest month in which you can book a flight from Northern Ireland to Southeast Asia (average of £553). Flying from Northern Ireland to Southeast Asia in July is currently the most expensive (average of £727). 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 NIR to YJX?

Find hourly flight availability from Northern Ireland 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 10 December 2025.

One of the essential ways to save on airfare from Northern Ireland to Southeast Asia is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the evening could potentially save you up to 10% on airfare.

Related info for your journey

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

  • How long is the flight from Northern Ireland to Southeast Asia?

    Airlines like China Southern and British Airways fly from Northern Ireland to Southeast Asia in about 22h 30m. The time it takes to get you to your destination can typically vary by up to 50m. The distance between Northern Ireland and Southeast Asia is about 6752 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Northern Ireland 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 Northern Ireland to Southeast Asia?

    Currently, May is the cheapest month in which you can book a flight from Northern Ireland to Southeast Asia (average of £553). Flying from Northern Ireland to Southeast Asia in July is currently the most expensive (average of £727). 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

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Alternative routes for Northern Ireland to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
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Heathrow to Taiwan Taoyuan Intl flights
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Manchester to Lahore flights

Top 4 airlines flying from Northern Ireland to Southeast Asia

Discover the top 4 airlines that operate flights from Northern Ireland 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 10 December 2025.
AirlineCheapestAverageFlexibilityOn-time
British AirwaysCheapest£554Average£810FlexibilityNo cancel feeOn-time70%
Search British Airways flights
KLMCheapest£566Average£846FlexibilityNo cancel feeOn-time75%
Search KLM flights
Malaysia AirlinesCheapest£694Average£788FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qatar AirwaysCheapest£766Average£1,126FlexibilityNo 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 Northern Ireland to Southeast Asia?

When you search for this flight from Northern Ireland to Southeast Asia, 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 Northern Ireland to Southeast Asia?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Southeast Asia from Northern Ireland.

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

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

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Southeast Asia from Northern Ireland today and book when prices fit your budget.

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