Find flights
When to book
Airlines
FAQs

Cheap flights from Belfast to Bangkok from £583

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
BHD — BKK
23 Aug — 30 Aug1
1 adult

Cheapflights Tip: The best prices from Belfast to Bangkok are usually found in August or September, booked 47 days in advance, depart on a Tuesday or Sunday and return on a Tuesday

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 18 August 2025.

Round-trip from

£583

Popular in

December

Cheapest in

August

Average price

£591
1/10-8/10
  • 1/10-8/10
  • 5 total stops
  • 67h 20m total
  • Belfast to Bangkok
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (£60 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£21 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find flight deals from Belfast to Bangkok

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 18 August 2025.

Wed 1/1022:05BFS - BKK
3 stops42h 55mMultiple Airlines
Wed 8/1021:05BKK - BFS
2 stops24h 25mMultiple Airlines
Deal found 17/8£583
Sun 21/906:50BHD - BKK
2 stops33h 10mMultiple Airlines
Mon 6/1018:05BKK - BHD
2 stops46h 30mMultiple Airlines
Deal found 17/8£625
Tue 30/909:00BFS - BKK
3 stops26h 55mMultiple Airlines
Tue 7/1018:25BKK - BFS
3 stops34h 55mMultiple Airlines
Deal found 15/8£638
Sun 21/908:30BFS - BKK
2 stops27h 35mMultiple Airlines
Mon 6/1021:05BKK - BFS
2 stops22h 05mMultiple Airlines
Deal found 17/8£644
Tue 16/907:45BFS - BKK
2 stops34h 10mMultiple Airlines
Tue 23/909:30BKK - BFS
2 stops28h 00mMultiple Airlines
Deal found 17/8£652
Sun 21/917:25BHD - BKK
1 stop34h 05mKLM
Mon 6/1012:05BKK - BHD
1 stop34h 50mKLM
Deal found 17/8£655
Tue 16/909:35BHD - BKK
2 stops21h 50mBritish Airways
Tue 23/920:00BKK - BHD
2 stops23h 00mBritish Airways
Deal found 17/8£656
Sun 7/907:00BHD - BKK
2 stops29h 50mMultiple Airlines
Sun 28/902:55BKK - BHD
2 stops36h 50mMultiple Airlines
Deal found 17/8£691
Tue 16/906:30BHD - BKK
1 stop21h 00mKLM
Tue 23/912:05BKK - BHD
1 stop15h 10mKLM
Deal found 17/8£726
Tue 16/918:00BHD - BKK
2 stops23h 55mMultiple Airlines
Tue 23/913:30BKK - BHD
3 stops27h 05mMultiple Airlines
Deal found 17/8£850

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 18 August 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

BFS - BKK

BFSBKK

Belfast Intl

Wed 1/10

22:05-23:00

3 stops42h 55m

Bangkok Suvarnabhumi

Wed 8/10

21:05-15:30

2 stops24h 25m

£583

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Sun 21/9

06:50-22:00

2 stops33h 10m

Bangkok Suvarnabhumi

Mon 6/10

18:05-10:35

2 stops46h 30m

£625

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Tue 30/9

09:00-17:55

3 stops26h 55m

Bangkok Suvarnabhumi

Tue 7/10

18:25-23:20

3 stops34h 55m

£638

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Sun 21/9

08:30-18:05

2 stops27h 35m

Bangkok Suvarnabhumi

Mon 6/10

21:05-13:10

2 stops22h 05m

£644

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Tue 16/9

07:45-23:55

2 stops34h 10m

Bangkok Suvarnabhumi

Tue 23/9

09:30-07:30

2 stops28h 00m

£652

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Sun 21/9

17:25-09:30

1 stop34h 05m

Bangkok Suvarnabhumi

Mon 6/10

12:05-16:55

1 stop34h 50m

£655

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Tue 16/9

16:25-19:20

2 stops20h 55m

Bangkok Suvarnabhumi

Mon 22/9

02:30-17:30

2 stops21h 00m

£656

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Thu 5/2

11:05-18:25

2 stops24h 20m

Bangkok Suvarnabhumi

Thu 26/2

18:55-10:20

2 stops22h 25m

£679

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Sun 7/9

07:00-18:50

2 stops29h 50m

Bangkok Suvarnabhumi

Mon 29/9

09:30-09:45

2 stops30h 15m

£691

Flights are sorted by cheapest return flights first.

Deals found on 17/8

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

How far ahead should I book a flight from Belfast to Bangkok?

Use this chart to determine the optimal time to book a return flight from Belfast to Bangkok. Price data was last updated on 8 August 2025.

The price you pay for your flight from Belfast to Bangkok may vary depending on when you book. For the best chance of a lower fare, look to book 47 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, May is the cheapest month in which you can book a flight from Belfast to Bangkok (average of £717). Flying from Belfast to Bangkok in December is currently the most expensive (average of £1,123). 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 18 August 2025.

Unlike at midday, when flights are generally more expensive, you can save up to 23% on flights from Belfast to Bangkok by exploring options for tickets in the afternoon.

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 18 August 2025.
Get a feel of what it's like to fly with KLM, Qatar Airways, andBritish 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
7.8
Good
1,385 reviews
Check prices

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
KLM
7.8
Good
1,385 reviews
KLM
7.8
Good
1,385 reviews
Check prices

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
Qatar Airways
7.4
Good
3,609 reviews
KLM
7.8
Good
1,385 reviews
Check prices

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.
British Airways
6.7
Okay
7,277 reviews
KLM
7.8
Good
1,385 reviews
Check prices

Crew

8.4

Overall

7.8

Food

7.3

Entertainment

7.1

Boarding

7.8

Comfort

7.7

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2025

AMS - BOS

A two and half hour delay caused havoc with all connections. Otherwise on board service was great.

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 £556, was found to be the cheapest airline from Belfast to Bangkok.Alternate airlines flying return to your destination include British Airways and Qatar Airways. KLM is 25% 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, May is the cheapest month in which you can book a flight from Belfast to Bangkok (average of £717). Flying from Belfast to Bangkok in December is currently the most expensive (average of £1,123). 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.

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 Intl to Phuket City flights
Belfast Intl to Chiang Mai flights
Belfast City to Chiang Mai flights

Top 3 airlines flying from Belfast to Bangkok

Discover the top 3 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 18 August 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£556Average£747FlexibilityNo cancel feeOn-time75%
Search KLM flights
British AirwaysCheapest£582Average£700FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Qatar AirwaysCheapest£909Average£1,236FlexibilityNo 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 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.

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.