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

Airlines like KLM and British Airways fly from Northern Ireland to Southeast Asia in about 22h. The time it takes to get you to your destination can typically vary by up to 1h 15m. 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.

In terms of precipitation, rainfall in Southeast Asia ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Southeast Asia when rainfall is around 10.0 mm.

If weather is an important factor for your trip to Southeast Asia, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

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

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

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.

£255+ Cheap Flights from Northern Ireland to Southeast Asia

Cheap flight deals from Northern Ireland to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 17 September 2026.

Tue 13/1006:15 -

2 stops25h 20m

Thu 12/1119:30 -

2 stops28h 35m

Deal found 14/9£484

Tue 13/1006:15 -

2 stops25h 20m

Mon 19/1019:35 -

2 stops30h 50m

Deal found 14/9£492

Tue 13/1007:00 -

2 stops24h 35m

Mon 19/1019:35 -

2 stops24h 05m

Deal found 14/9£493

Tue 13/1007:00 -

2 stops24h 35m

Thu 12/1119:30 -

2 stops31h 05m

Deal found 14/9£495

Wed 28/1006:25 -

2 stops35h 00m

Tue 3/1102:55 -

2 stops26h 35m

Deal found 13/9£497

Thu 15/1006:10 -

2 stops25h 25m

Thu 22/1014:50 -

2 stops34h 30m

Deal found 15/9£499

Sun 29/1120:55 -

2 stops31h 30m

Sun 20/1219:55 -

2 stops21h 15m

Deal found 13/9£500

Thu 15/1007:00 -

2 stops24h 35m

Thu 22/1019:35 -

2 stops29h 05m

Deal found 15/9£510

Mon 12/1007:00 -

2 stops24h 35m

Mon 19/1019:35 -

2 stops24h 05m

Deal found 14/9£515

Sun 27/907:00 -

2 stops20h 35m

Sun 11/1017:45 -

2 stops26h 55m

Deal found 13/9£520

Mon 12/1008:15 -

2 stops23h 20m

Mon 19/1019:35 -

2 stops30h 50m

Deal found 14/9£526

Fri 30/1006:30 -

2 stops22h 50m

Thu 5/1101:55 -

2 stops25h 35m

Deal found 15/9£532

Best flights from Northern Ireland to Southeast Asia
Discover carefully curated flight deals from Northern Ireland to Southeast Asia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2026.

Tue 13/1006:15 -

2 stops25h 20m

Thu 12/1119:30 -

2 stops28h 35m

Deal found 14/9£484

Thu 12/1109:40 -

1 stop22h 00m

Tue 17/1123:50 -

1 stop17h 20m

Deal found 16/9£666

Thu 5/1108:50 -

1 stop23h 15m

Mon 9/1123:05 -

1 stop19h 45m

Deal found 16/9£671

Mon 12/1007:00 -

2 stops24h 35m

Mon 19/1019:35 -

2 stops24h 05m

Deal found 14/9£515

Mon 12/1008:15 -

2 stops23h 20m

Mon 19/1019:35 -

2 stops30h 50m

Deal found 14/9£526

Wed 10/210:55 -

2 stops28h 25m

Thu 11/314:00 -

2 stops38h 55m

Deal found 16/9£549

Thu 12/1117:50 -

1 stop38h 15m

Mon 16/1123:15 -

1 stop17h 50m

Deal found 16/9£671

Mon 26/1006:30 -

2 stops35h 50m

Tue 10/1117:55 -

2 stops24h 10m

Deal found 13/9£555

Mon 26/1019:40 -

1 stop36h 25m

Mon 2/1123:15 -

1 stop19h 35m

Deal found 16/9£673

Mon 26/1010:10 -

2 stops21h 15m

Tue 27/1018:30 -

2 stops22h 50m

Deal found 15/9£1,502

Tue 20/1009:50 -

2 stops25h 55m

Tue 10/1121:45 -

2 stops27h 00m

Deal found 16/9£785

Fri 30/1006:30 -

2 stops34h 40m

Fri 6/1117:15 -

2 stops32h 00m

Deal found 15/9£558

Thu 12/1106:30 -

1 stop27h 35m

Tue 17/1117:20 -

2 stops23h 05m

Deal found 16/9£695

Thu 29/1006:30 -

2 stops20h 20m

Thu 5/1117:55 -

2 stops31h 10m

Deal found 14/9£562

Wed 28/1010:55 -

2 stops28h 05m

Tue 3/1100:05 -

2 stops41h 00m

Deal found 13/9£577

Fri 2/1011:00 -

2 stops21h 25m

Mon 5/1002:30 -

2 stops22h 55m

Deal found 16/9£797

Thu 12/1109:05 -

3 stops26h 40m

Tue 17/1110:10 -

2 stops29h 20m

Deal found 16/9£577

Mon 28/915:20 -

2 stops23h 05m

Wed 30/903:00 -

2 stops23h 35m

Deal found 16/9£799

Wed 7/1007:30 -

2 stops22h 15m

Wed 14/1020:00 -

2 stops26h 20m

Deal found 13/9£588

Wed 30/910:05 -

2 stops22h 20m

Sat 3/1002:30 -

2 stops22h 50m

Deal found 14/9£799

Sun 1/1113:35 -

3 stops27h 10m

Sun 8/1119:55 -

3 stops32h 45m

Deal found 17/9£596

Sun 29/1110:30 -

2 stops40h 40m

Sun 20/1209:20 -

1 stop30h 50m

Deal found 13/9£611

Fri 4/1221:10 -

2 stops30h 00m

Mon 14/1208:50 -

1 stop15h 45m

Deal found 15/9£611

Tue 13/1008:25 -

3 stops27h 00m

Tue 20/1009:15 -

2 stops27h 50m

Deal found 13/9£641

Tue 20/1007:50 -

2 stops22h 30m

Tue 10/1119:55 -

3 stops32h 10m

Deal found 17/9£660

Sat 31/1006:15 -

2 stops21h 10m

Sun 1/1118:05 -

2 stops26h 45m

Deal found 14/9£675

Thu 22/1020:40 -

3 stops31h 55m

Tue 27/1020:00 -

2 stops21h 00m

Deal found 14/9£689

Tue 13/1010:20 -

2 stops25h 05m

Tue 20/1013:25 -

3 stops26h 20m

Deal found 13/9£698

Sun 29/1114:20 -

2 stops28h 00m

Sun 20/1214:05 -

3 stops26h 45m

Deal found 13/9£701

Thu 22/1007:00 -

2 stops22h 45m

Tue 27/1020:00 -

2 stops29h 20m

Deal found 14/9£701

Find flight deals from Northern Ireland to Southeast Asia

Round-trip from	£484
One-way from	£255
Popular in	December
Cheapest in	September
Average price	£662

13/10-12/11
4 total stops
53h 55m total
Northern Ireland to Southeast Asia

Search Deals

31/10-31/12
3 total stops
54h 30m total
Northern Ireland to Southeast Asia

Search Deals

Highest demand for flights based on searches. 30% potential increase in price (£281 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 13% potential price decrease (£75 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Sat 31/10

23:00-12:30

3 stops54h 30m

Bangkok Suvarnabhumi

Wed 31/12

00:00-18:00

Nonstop0h 00m

£255

BelfastBangkok

BHD Belfast City - BKK Bangkok Suvarnabhumi

BHDBKK

Belfast City

Tue 20/10

08:05-17:45

3 stops51h 40m

Bangkok Suvarnabhumi

Wed 31/12

00:00-18:00

Nonstop0h 00m

£304

BelfastManila

BFS Belfast Intl - MNL Manila Ninoy Aquino Intl

BFSMNL

Belfast Intl

Sun 15/11

18:05-22:30

2 stops44h 25m

Manila Ninoy Aquino Intl

Wed 31/12

00:00-17:00

Nonstop0h 00m

£313

BelfastSingapore

BFS Belfast Intl - SIN Singapore Changi

BFSSIN

Belfast Intl

Tue 13/10

20:15-04:05

2 stops48h 50m

Singapore Changi

Wed 31/12

00:00-17:30

Nonstop0h 00m

£314

BelfastManila

BFS Belfast Intl - MNL Manila Ninoy Aquino Intl

BFSMNL

Belfast Intl

Tue 17/11

20:35-10:50

3 stops54h 15m

Manila Ninoy Aquino Intl

Wed 31/12

00:00-17:00

Nonstop0h 00m

£319

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Tue 20/10

06:15-13:35

2 stops25h 20m

Bangkok Suvarnabhumi

Wed 31/12

00:00-18:00

Nonstop0h 00m

£332

BelfastManila

BHD Belfast City - MNL Manila Ninoy Aquino Intl

BHDMNL

Belfast City

Tue 17/11

19:40-10:50

3 stops55h 10m

Manila Ninoy Aquino Intl

Wed 31/12

00:00-17:00

Nonstop0h 00m

£341

BelfastManila

BHD Belfast City - MNL Manila Ninoy Aquino Intl

BHDMNL

Belfast City

Sun 15/11

08:20-22:30

3 stops30h 10m

Manila Ninoy Aquino Intl

Wed 31/12

00:00-17:00

Nonstop0h 00m

£346

BelfastManila

BHD Belfast City - MNL Manila Ninoy Aquino Intl

BHDMNL

Belfast City

Sat 28/11

19:40-02:20

3 stops46h 40m

Manila Ninoy Aquino Intl

Wed 31/12

00:00-17:00

Nonstop0h 00m

£347

BelfastManila

BFS Belfast Intl - MNL Manila Ninoy Aquino Intl

BFSMNL

Belfast Intl

Fri 27/11

09:50-02:20

2 stops32h 30m

Manila Ninoy Aquino Intl

Wed 31/12

00:00-17:00

Nonstop0h 00m

£358

Flights are sorted by cheapest return flights first.

Deals found on 12/9

Showing 1-10 of 60 resultsSorted by cheapest first

...

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.

BFS-BKK

BHD-BKK

BFS-MNL

BHD-MNL

BFS-SIN

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

GBNIR-zzYJX

BFS-BKK

BHD-BKK

BFS-MNL

BHD-MNL

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

Currently, September is the cheapest month in which you can book a flight from Northern Ireland to Southeast Asia (average of £895). Flying from Northern Ireland to Southeast Asia in December is currently the most expensive (average of £1,482). 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.

How far ahead should I book a flight from Northern Ireland to Southeast Asia?

The price you pay for your flight from Northern Ireland to Southeast Asia may vary depending on when you book. For the best chance of a lower fare, look to book 79 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

How long is the flight from Northern Ireland to Southeast Asia?
Airlines like KLM and British Airways fly from Northern Ireland to Southeast Asia in about 22h. The time it takes to get you to your destination can typically vary by up to 1h 15m. 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, September is the cheapest month in which you can book a flight from Northern Ireland to Southeast Asia (average of £895). Flying from Northern Ireland to Southeast Asia in December is currently the most expensive (average of £1,482). 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

Alternative routes

Complete your trip

Direct flights to

Flights by cabin class

Other flight options

Popular flights

Return Flight Options

Top destinations

Alternative routes for Northern Ireland to Southeast Asia

Heathrow to Suvarnabhumi flights

Gatwick to Suvarnabhumi flights

Stansted to Suvarnabhumi flights

London City to Suvarnabhumi flights

Heathrow to New Delhi flights

Heathrow to Haneda flights

Heathrow to Don Mueang Intl flights

Heathrow to Mumbai flights

Heathrow to Hong Kong flights

Luton to Suvarnabhumi flights

Gatwick to Don Mueang Intl flights

Manchester to Suvarnabhumi flights

Heathrow to Colombo flights

Heathrow to Narita flights

Heathrow to Kuala Lumpur Intl flights

Gatwick to Haneda flights

Gatwick to New Delhi flights

Gatwick to Narita flights

Stansted to New Delhi flights

Heathrow to Manila flights

Heathrow to Islamabad flights

Stansted to Narita flights

Manchester to Islamabad flights

Stansted to Haneda flights

Gatwick to Manila flights

London City to Narita flights

Heathrow to Singapore flights

Gatwick to Hong Kong flights

Gatwick to Mumbai flights

Heathrow to Lahore flights

Stansted to Manila flights

Stansted to Mumbai flights

Heathrow to Phuket City flights

Stansted to Hong Kong flights

London City to Hong Kong flights

Gatwick to Singapore flights

Heathrow to Incheon Intl flights

Manchester to Don Mueang Intl flights

Gatwick to Phuket City flights

Luton to New Delhi flights

Heathrow to Dhaka flights

Stansted to Islamabad flights

Gatwick to Ahmedabad flights

Gatwick to Lahore flights

Gatwick to Kuala Lumpur Intl flights

Stansted to Colombo flights

Heathrow to Ahmedabad flights

Stansted to Lahore flights

London City to Manila flights

Top 4 airlines flying from Northern Ireland to Southeast Asia

Airline	Cheapest	Average	Flexibility	On-time
China Southern	Cheapest£450	Average£757	FlexibilityNo cancel fee	On-time69%	Search China Southern flights
British Airways	Cheapest£654	Average£782	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£655	Average£1,009	FlexibilityNo cancel fee	On-time75%	Search KLM flights
Qatar Airways	Cheapest£805	Average£1,090	FlexibilityNo cancel fee	On-time68%	Search Qatar Airways flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Northern Ireland to Southeast Asia from £255

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 31/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Northern Ireland to Southeast Asia

Cheapest flights from Northern Ireland to Southeast AsiaExplore 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 17 September 2026.

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 17 September 2026.

Best flights from Northern Ireland to Southeast AsiaDiscover carefully curated flight deals from Northern Ireland to Southeast Asia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2026.

Discover carefully curated flight deals from Northern Ireland to Southeast Asia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2026.

Last-minute flights from Northern Ireland to Southeast AsiaDiscover last-minute flight deals from Northern Ireland to Southeast Asia. Data last updated 17 September 2026 and is based on user searches.

Discover last-minute flight deals from Northern Ireland to Southeast Asia. Data last updated 17 September 2026 and is based on user searches.

One-way flights from Northern Ireland to Southeast AsiaSearch for one-way flight options from Northern Ireland to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated 17 September 2026.

Search for one-way flight options from Northern Ireland to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated 17 September 2026.

Find flight deals from Northern Ireland to Southeast Asia

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Northern Ireland to Southeast Asia that are best for you.

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.

Cheapflights Insights

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

How far ahead should I book a flight from Northern Ireland to Southeast Asia?

The price you pay for your flight from Northern Ireland to Southeast Asia may vary depending on when you book. For the best chance of a lower fare, look to book 79 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Related info for your journey

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

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

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

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

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

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.

Alternative routes for Northern Ireland to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Southeast Asia by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Northern Ireland to Southeast Asia by cabin class

Find flights from Northern Ireland to Southeast Asia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Northern Ireland and Southeast Asia flights

Browse other Northern Ireland and Southeast Asia flight options. Last updated on 17 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Find a return flight route from Southeast Asia

Find the right flight back to Northern Ireland after your stay in Southeast Asia

Northern Ireland to Southeast Asia flights

Consider these flights travelling from Northern Ireland to Southeast Asia.

Top 4 airlines flying from Northern Ireland to Southeast Asia

Fly with Cheapflights

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

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 17 September 2026.

Best flights from Northern Ireland to Southeast Asia
Discover carefully curated flight deals from Northern Ireland to Southeast Asia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 17 September 2026.

Last-minute flights from Northern Ireland to Southeast Asia
Discover last-minute flight deals from Northern Ireland to Southeast Asia. Data last updated 17 September 2026 and is based on user searches.

One-way flights from Northern Ireland to Southeast Asia
Search for one-way flight options from Northern Ireland to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated 17 September 2026.