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Cheap flights from Belfast to Bangkok from £244

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 4/2. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — BKK
20 Dec — 27 Dec1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Belfast to Bangkok

Enter your travel dates to find the best prices.

Cheapest flights from Belfast to Bangkok
Explore the most affordable flight options available from Belfast to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 November 2025.

Mon 1/1207:20BHD - BKK
2 stops22h 00mMultiple Airlines
Tue 16/1216:50BKK - BHD
2 stops23h 45mMultiple Airlines
Deal found 19/11£551
Mon 1/1211:30BHD - BKK
2 stops18h 35mBritish Airways
Mon 15/1202:00BKK - BHD
2 stops21h 05mBritish Airways
Deal found 19/11£832
Sun 30/1106:30BHD - BKK
1 stop20h 35mKLM
Thu 4/1211:35BKK - BHD
2 stops36h 15mKLM
Deal found 19/11£943
Mon 1/1217:20BHD - BKK
1 stop33h 45mKLM
Tue 16/1212:15BKK - BHD
1 stop15h 45mKLM
Deal found 19/11£949
Sun 30/1110:40BHD - BKK
2 stops18h 35mBritish Airways
Thu 4/1218:55BKK - BHD
2 stops22h 25mBritish Airways
Deal found 17/11£981
Fri 19/1209:55BFS - BKK
2 stops22h 10mMultiple Airlines
Thu 1/100:35BKK - BFS
2 stops20h 05mMultiple Airlines
Deal found 18/11£2,646

Cheap flight deals from Belfast to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from Belfast (BF1) to Bangkok (TH1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 November 2025.

Round-trip from

£481

One-way from

£244

Popular in

December

Cheapest in

May

Average price

£730
7/3-21/3
  • 7/3-21/3
  • 4 total stops
  • 65h 10m total
  • Belfast to Bangkok
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4/2
  • 4/2
  • 3 total stops
  • 42h 25m total
  • Belfast to Bangkok
Search Deals
Highest demand for flights based on searches. 7% potential increase in price (£50 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 November 2025
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Belfast to Bangkok 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 20 November 2025.
Use the filters below to find and compare flights from Belfast to Bangkok that are best for you.

Fly from

Belfast

Fly to

Bangkok

Route

Depart

Return

Price

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Sat 7/3

18:00-22:30

2 stops21h 30m

Bangkok Suvarnabhumi

Sun 22/3

18:55-09:05

2 stops45h 10m

£481

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Sat 7/3

23:10-10:40

2 stops28h 30m

Bangkok Suvarnabhumi

Sun 22/3

18:25-18:55

3 stops31h 30m

£497

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Wed 4/2

17:40-22:30

2 stops21h 50m

Bangkok Suvarnabhumi

Mon 16/2

02:50-08:25

2 stops36h 35m

£538

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Thu 26/2

19:45-21:05

3 stops42h 20m

Bangkok Suvarnabhumi

Thu 19/3

18:25-20:25

3 stops33h 00m

£542

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Mon 1/12

07:20-12:20

2 stops22h 00m

Bangkok Suvarnabhumi

Tue 16/12

16:50-09:35

2 stops23h 45m

£551

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Thu 5/2

06:35-22:30

2 stops32h 55m

Bangkok Suvarnabhumi

Thu 26/2

19:55-08:25

2 stops43h 30m

£571

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Thu 26/2

15:05-22:30

2 stops24h 25m

Bangkok Suvarnabhumi

Thu 19/3

08:20-07:30

2 stops30h 10m

£594

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Wed 4/2

18:25-14:30

3 stops37h 05m

Bangkok Suvarnabhumi

Mon 16/2

01:55-21:10

2 stops26h 15m

£622

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Wed 4/2

16:50-08:15

3 stops56h 25m

£276

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Wed 4/2

07:40-10:10

2 stops43h 30m

£282

Flights are sorted by cheapest return flights first.

Deals found on 18/11

Showing 1-10 of 13 results
1
2

Best time to book a flight from Belfast to Bangkok

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

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

Currently, August is the cheapest month in which you can book a flight from Belfast to Bangkok (average of £571). Flying from Belfast to Bangkok in July is currently the most expensive (average of £741). 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 BFS to BKK?

Find hourly flight availability from Belfast to Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 20 November 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 8% on flights from Belfast to Bangkok by exploring options for tickets in the morning.

Reviews of airlines servicing Bangkok

Get insights into the airlines that provide service to Bangkok. 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 Bangkok. Reviews last updated 20 November 2025.
Get a feel of what it's like to fly with KLM and British Airways from Belfast to Bangkok by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.7
Good
1,412 reviews
Check prices

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,412 reviews
KLM
7.7
Good
1,412 reviews
Check prices

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
British Airways
6.7
Okay
7,534 reviews
KLM
7.7
Good
1,412 reviews
Check prices

Crew

8.4

Entertainment

7.1

Overall

7.7

Comfort

7.7

Boarding

7.8

Food

7.3

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

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

  • What are the cheapest airlines flying from Belfast to Bangkok round-trip?

    KLM, at £576, was found to be the cheapest airline from Belfast to Bangkok. An alternate airline flying to your destination would be British Airways. KLM is 26% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

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

    Currently, August is the cheapest month in which you can book a flight from Belfast to Bangkok (average of £571). Flying from Belfast to Bangkok in July is currently the most expensive (average of £741). 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 Bangkok

See prices for flight routes from nearby airports that may be better suited for you.
Belfast Intl to Suvarnabhumi flights
Belfast City to Suvarnabhumi flights
Belfast City to Chiang Mai flights
Belfast Intl to Phuket City flights

Top 2 airlines flying from Belfast to Bangkok

Discover the top 2 airlines that operate flights from Belfast to Bangkok. 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 20 November 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£576Average£772FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£617Average£774FlexibilityNo 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 Bangkok?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Bangkok from Belfast today with Cheapflights!

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

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 Bangkok from Belfast.

Can Cheapflights find flights from Belfast to Bangkok with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Belfast to Bangkok, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Belfast to Bangkok become cheaper?

Yes, Cheapflights offers price alerts on Belfast to Bangkok flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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