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Cheap flights from Belfast City Airport to Southeast Asia from £466

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/3. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — BKK
8 Mar — 15 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast City to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest flights from Belfast City to Southeast Asia
Explore the most affordable flight options available from Belfast City to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 6 February 2026.

Thu 12/307:25
BHD
-
BKK
2 stops27h 40m
Multiple Airlines
Thu 26/301:30
BKK
-
BHD
2 stops38h 50m
Multiple Airlines
Deal found 5/2£466
Mon 1/609:50
BHD
-
BKK
2 stops32h 20m
Multiple Airlines
Sun 14/619:35
BKK
-
BHD
2 stops24h 05m
Multiple Airlines
Deal found 2/2£496
Thu 9/416:35
BHD
-
BKK
2 stops23h 25m
Multiple Airlines
Thu 30/408:20
BKK
-
BHD
2 stops29h 25m
Multiple Airlines
Deal found 5/2£519
Thu 5/317:45
BHD
-
BKK
2 stops24h 20m
Multiple Airlines
Thu 12/308:20
BKK
-
BHD
2 stops30h 10m
Multiple Airlines
Deal found 2/2£592
Thu 26/210:40
BHD
-
BKK
2 stops28h 50m
Multiple Airlines
Thu 12/308:20
BKK
-
BHD
2 stops30h 10m
Multiple Airlines
Deal found 2/2£596
Wed 13/518:20
BHD
-
DPS
2 stops30h 25m
Multiple Airlines
Wed 27/508:40
DPS
-
BHD
2 stops55h 05m
Multiple Airlines
Deal found 5/2£599
Tue 17/207:20
BHD
-
BKK
2 stops27h 30m
Multiple Airlines
Tue 3/319:05
BKK
-
BHD
2 stops21h 30m
Multiple Airlines
Deal found 3/2£601
Thu 1/1007:00
BHD
-
BKK
2 stops28h 25m
Multiple Airlines
Tue 27/1007:45
BKK
-
BHD
1 stop32h 50m
Multiple Airlines
Deal found 2/2£621
Thu 4/606:30
BHD
-
BKK
2 stops23h 20m
Multiple Airlines
Sun 7/603:15
BKK
-
BHD
2 stops23h 20m
Multiple Airlines
Deal found 3/2£623
Mon 1/617:30
BHD
-
BKK
1 stop34h 00m
KLM
Sun 14/612:05
BKK
-
BHD
1 stop34h 50m
KLM
Deal found 2/2£630
Wed 4/311:25
BHD
-
KUL
2 stops28h 50m
China Southern
Tue 10/302:20
KUL
-
BHD
2 stops48h 50m
China Southern
Deal found 2/2£635
Mon 2/317:45
BHD
-
MNL
2 stops20h 45m
China Southern
Sun 15/308:20
MNL
-
BHD
2 stops42h 20m
China Southern
Deal found 4/2£654

Find flight deals from Belfast City to Southeast Asia

Keep the following information in mind while searching for Belfast City to Southeast Asia flight deals. Data was last updated 6 February 2026.

Round-trip from

£466

Popular in

December

Cheapest in

May

Average price

£883
12/3-26/3
  • 12/3-26/3
  • 4 total stops
  • 66h 30m total
  • Belfast to Southeast Asia
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£47 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£20 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast City 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 6 February 2026.
Use the filters below to find and compare flights from Belfast City Airport to Southeast Asia that are best for you.

Fly from

Belfast City

Fly to

Southeast Asia

Route

Depart

Return

Price

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Thu 12/3

07:25-18:05

2 stops27h 40m

Bangkok Suvarnabhumi

Thu 26/3

01:30-09:20

2 stops38h 50m

£466

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Thu 9/4

16:35-22:00

2 stops23h 25m

Bangkok Suvarnabhumi

Thu 30/4

08:20-07:45

2 stops29h 25m

£519

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Tue 17/2

07:20-17:50

2 stops27h 30m

Bangkok Suvarnabhumi

Tue 3/3

19:05-09:35

2 stops21h 30m

£601

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Thu 5/3

07:25-15:55

2 stops25h 30m

Bangkok Suvarnabhumi

Thu 12/3

19:55-20:30

2 stops31h 35m

£603

BelfastManila

BHD - MNL

BHDMNL

Belfast City

Mon 2/3

17:45-22:30

2 stops20h 45m

Manila Ninoy Aquino Intl

Sun 15/3

08:20-18:40

2 stops42h 20m

£654

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Sat 6/6

17:30-09:15

2 stops33h 45m

Bangkok Suvarnabhumi

Sat 27/6

11:25-16:55

2 stops35h 30m

£660

BelfastManila

BHD - MNL

BHDMNL

Belfast City

Sat 23/5

17:30-09:35

2 stops33h 05m

Manila Ninoy Aquino Intl

Sat 13/6

20:20-09:20

2 stops44h 00m

£668

BelfastManila

BHD - MNL

BHDMNL

Belfast City

Mon 4/5

17:30-19:05

2 stops18h 35m

Manila Ninoy Aquino Intl

Wed 3/6

10:50-09:20

2 stops29h 30m

£668

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Thu 4/6

09:50-09:30

1 stop17h 40m

Bangkok Suvarnabhumi

Mon 8/6

12:05-09:20

1 stop27h 15m

£675

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Sat 6/6

17:30-09:30

1 stop34h 00m

Bangkok Suvarnabhumi

Fri 26/6

12:05-16:55

1 stop34h 50m

£677

Flights are sorted by cheapest return flights first.

Deals found on 2/2

Showing 1-10 of 33 results
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Best time to book a flight from Belfast City to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Belfast City 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 City Airport to Southeast Asia

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

Currently, May is the cheapest month in which you can book a flight from Belfast City Airport to Southeast Asia (average of £573). Flying from Belfast City Airport to Southeast Asia in December is currently the most expensive (average of £776). 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.

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 6 February 2026.
Check out reviews from past customers who have flown with KLM, Qatar Airways, andMalaysia Airlines from Belfast City Airport to Southeast Asia to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,449 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
KLM
7.7
Good
1,449 reviews
KLM
7.7
Good
1,449 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Qatar Airways
7.4
Good
3,728 reviews
KLM
7.7
Good
1,449 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
Malaysia Airlines
7.3
Good
291 reviews
KLM
7.7
Good
1,449 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.
British Airways
6.7
Okay
7,716 reviews
KLM
7.7
Good
1,449 reviews
Check prices

Food

7.3

Crew

8.4

Overall

7.7

Boarding

7.8

Comfort

7.6

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Snapyou,Jan 2026

TPA - LHR

Flight operated by Virgin Atlantic - usual high standard service by Virgin.

Related info for your journey

Find useful and relevant information for your journey from Belfast City 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 Belfast City Airport to Southeast Asia?

    China Southern, KLM, and British Airways can get you from Belfast City Airport to Southeast Asia in just under 20h 45m. Your travel time can differ by up to 13h. Airlines will cover a distance of 6739 mi. This flight may include one or multiple stops.

  • What are the most popular routes from Belfast City Airport to Southeast Asia?

    The most popular flight routes from Belfast City Airport to Southeast Asia are Belfast City - Bangkok Suvarnabhumi, Belfast City - Manila Ninoy Aquino Intl and Belfast City - Denpasar Bali Ngurah Rai.

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

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

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

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

    Yes. Cheapflights offers flight deals from Belfast City 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 City Airport to Southeast Asia?

    Currently, May is the cheapest month in which you can book a flight from Belfast City Airport to Southeast Asia (average of £573). Flying from Belfast City Airport to Southeast Asia in December is currently the most expensive (average of £776). 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 City to Southeast Asia

Discover the top 4 airlines that operate flights from Belfast City 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 6 February 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£593Average£816FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£611Average£797FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Malaysia AirlinesCheapest£680Average£773FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Qatar AirwaysCheapest£811Average£1,140FlexibilityNo 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 City to Southeast Asia?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Belfast City to Southeast Asia. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Cheapflights simply makes it quick and affordable to book flights from Belfast City to Southeast Asia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

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

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

Not ready to book yet? You can track prices for flights from Belfast City to Southeast Asia on Cheapflights with our Price Alert feature and get notified when better prices are available.

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