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Cheap flights from Belfast to Thailand from £257

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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — BKK
15 2月 — 22 2月1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Belfast to Thailand

Keep the following information in mind while searching for Belfast to Thailand flight deals. Data was last updated 16 1月 2026.

Round-trip from

£438

One-way from

£257

Popular in

December

Cheapest in

May

Average price

£728
1/3-8/3
  • 1/3-8/3
  • 4 total stops
  • 67h 55m total
  • Belfast to Thailand
Search Deals
2/2
  • 2/2
  • 3 total stops
  • 54h 45m total
  • Belfast to Thailand
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 (£21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Find flight deals from Belfast to Thailand

Enter your travel dates to find the best prices.

Cheapest flights from Belfast to Thailand
Explore the most affordable flight options available from Belfast to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 1月 2026.

週日 1/320:45
BFS
-
BKK
2 stops32h 35m
Multiple Airlines
週日 8/313:35
BKK
-
BFS
2 stops35h 20m
Multiple Airlines
Deal found 15/1£438
週五 29/506:05
BFS
-
BKK
2 stops24h 25m
Multiple Airlines
週四 11/602:10
BKK
-
BFS
2 stops36h 50m
Multiple Airlines
Deal found 14/1£466
週六 7/310:50
BFS
-
BKK
2 stops32h 00m
Multiple Airlines
週五 20/303:00
BKK
-
BFS
2 stops36h 55m
Multiple Airlines
Deal found 15/1£476
週六 7/307:25
BHD
-
BKK
2 stops35h 25m
Multiple Airlines
週五 20/303:00
BKK
-
BHD
2 stops41h 35m
Multiple Airlines
Deal found 15/1£479
週六 28/205:45
BFS
-
HKT
3 stops22h 45m
Multiple Airlines
週六 7/322:05
HKT
-
BFS
3 stops31h 15m
Multiple Airlines
Deal found 14/1£489
週六 28/205:45
BFS
-
BKK
3 stops31h 05m
Multiple Airlines
週六 7/315:30
BKK
-
BFS
3 stops37h 50m
Multiple Airlines
Deal found 14/1£491
週五 6/319:35
BHD
-
BKK
2 stops47h 15m
Multiple Airlines
週六 21/308:20
BKK
-
BHD
2 stops30h 55m
Multiple Airlines
Deal found 15/1£497
週五 29/507:00
BHD
-
BKK
2 stops23h 30m
Multiple Airlines
週四 11/602:10
BKK
-
BHD
2 stops37h 50m
Multiple Airlines
Deal found 14/1£502
週五 27/206:30
BFS
-
HKT
3 stops32h 15m
Multiple Airlines
週五 6/322:50
HKT
-
BFS
3 stops30h 10m
Multiple Airlines
Deal found 13/1£554
週日 8/317:35
BHD
-
BKK
2 stops21h 55m
Multiple Airlines
週六 21/318:05
BKK
-
BHD
2 stops47h 00m
Multiple Airlines
Deal found 12/1£556
週日 8/305:45
BFS
-
BKK
2 stops24h 55m
Multiple Airlines
週六 21/322:05
BKK
-
BFS
2 stops21h 35m
Multiple Airlines
Deal found 12/1£557
週六 6/606:20
BFS
-
BKK
2 stops36h 20m
Multiple Airlines
週四 25/602:10
BKK
-
BFS
2 stops36h 50m
Multiple Airlines
Deal found 14/1£562

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast to Thailand 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 16 1月 2026.
Use the filters below to find and compare flights from Belfast to Thailand that are best for you.

Fly from

Belfast

Fly to

Thailand

Route

Depart

Return

Price

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

週日 1/3

20:45-12:20

2 stops32h 35m

Bangkok Suvarnabhumi

週日 8/3

13:35-17:55

2 stops35h 20m

£438

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

週六 7/3

10:50-01:50

2 stops32h 00m

Bangkok Suvarnabhumi

週五 20/3

03:00-08:55

2 stops36h 55m

£476

BelfastPhuket City

BFS - HKT

BFSHKT

Belfast Intl

週六 28/2

05:45-11:30

3 stops22h 45m

Phuket City

週六 7/3

22:05-22:20

3 stops31h 15m

£489

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

週六 28/2

05:45-19:50

3 stops31h 05m

Bangkok Suvarnabhumi

週六 7/3

15:30-22:20

3 stops37h 50m

£491

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

週五 6/3

19:35-01:50

2 stops47h 15m

Bangkok Suvarnabhumi

週六 21/3

08:20-08:15

2 stops30h 55m

£497

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

週六 7/3

07:25-01:50

2 stops35h 25m

Bangkok Suvarnabhumi

週五 20/3

00:30-20:30

3 stops27h 00m

£500

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

週五 29/5

07:00-12:30

2 stops23h 30m

Bangkok Suvarnabhumi

週四 11/6

02:10-10:00

2 stops37h 50m

£502

BelfastPhuket City

BFS - HKT

BFSHKT

Belfast Intl

週五 27/2

06:30-21:45

3 stops32h 15m

Phuket City

週五 6/3

22:50-22:00

3 stops30h 10m

£554

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

週日 8/3

17:35-22:30

2 stops21h 55m

Bangkok Suvarnabhumi

週六 21/3

18:05-10:05

2 stops47h 00m

£556

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

週日 8/3

05:45-13:40

2 stops24h 55m

Bangkok Suvarnabhumi

週六 21/3

22:05-12:40

2 stops21h 35m

£557

Flights are sorted by cheapest return flights first.

Deals found on 15/1

Showing 1-10 of 29 results
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2
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Best time to book a flight from Belfast to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand 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 Thailand

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

Currently, August is the cheapest month in which you can book a flight from Belfast to Thailand (average of £561). Flying from Belfast to Thailand in July is currently the most expensive (average of £722). 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 Thailand

Get insights into the airlines that provide service to Thailand. 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 Thailand. Reviews last updated 16 1月 2026.
See what other customers who have flown with KLM and British Airways from Belfast to Thailand have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,440 reviews
Check prices

Entertainment

7.1

Food

7.2

Comfort

7.6

Boarding

7.8

Overall

7.7

Crew

8.4

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
1,440 reviews
KLM
7.7
Good
1,440 reviews
Check prices

Entertainment

7.1

Food

7.2

Comfort

7.6

Boarding

7.8

Overall

7.7

Crew

8.4

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
7,680 reviews
KLM
7.7
Good
1,440 reviews
Check prices

Entertainment

7.1

Food

7.2

Comfort

7.6

Boarding

7.8

Overall

7.7

Crew

8.4

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 to Thailand. 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 to Thailand?

    China Southern can get you from Belfast to Thailand in just under 41h 05m. Your travel time can differ by up to . There are 5731 mi between Belfast and Thailand.

  • What are the most popular routes from Belfast to Thailand?

    The most popular flight routes from Belfast to Thailand are Belfast Intl - Bangkok Suvarnabhumi, Belfast City - Bangkok Suvarnabhumi and Belfast Intl - Phuket City.

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

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

  • How can I find direct flights from Belfast to Thailand?

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

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

    Yes. Cheapflights offers flight deals from Belfast to Thailand 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 Thailand?

    Currently, August is the cheapest month in which you can book a flight from Belfast to Thailand (average of £561). Flying from Belfast to Thailand in July is currently the most expensive (average of £722). 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 Belfast to Thailand

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Belfast to Thailand

Discover the top 2 airlines that operate flights from Belfast to Thailand. 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 16 1月 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£561Average£733FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£603Average£759FlexibilityNo cancel feeOn-time70%
Search British 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 Thailand?

Cheapflights makes it easy to find Belfast to Thailand flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Cheapflights simply makes it quick and affordable to book flights from Belfast to Thailand 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 to Thailand with no change fees?

Need flexible booking options for your flight to Thailand 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 Thailand become cheaper?

Yes! Start tracking prices for Belfast to Thailand flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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