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Cheap flights from Belfast Intl Airport to Bangkok from £553

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Belfast Intl Airport to Bangkok departing on 1/9. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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Find the cheapest flights from Belfast Intl Airport to Bangkok

Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
21:15 - 00:10BFS  Belfast Intl-BKK Bangkok Suvarnabhumi
44h 55m3 stops Glasgow Intl Milan Malpensa Beijing Daxing Intl
Multiple Airlines Logo
03:15 - 09:30BKK  Bangkok Suvarnabhumi-BFS Belfast Intl
36h 15m3 stops Abu Dhabi Zayed Intl Barcelona-El Prat Bergamo Orio Al Serio
£553Multiple Airlines
Tue, 1 Sep - Mon, 28 Sep
Multiple Airlines Logo
21:10 - 17:25BFS  Belfast Intl-BKK Bangkok Suvarnabhumi
38h 15m3 stops Edinburgh Turnhouse Václav Havel Prague Sharjah
Multiple Airlines Logo
19:15 - 20:35BKK  Bangkok Suvarnabhumi-BFS Belfast Intl
32h 20m3 stops Manama Bahrain Intl Milan Malpensa London Stansted
£580Multiple Airlines
Tue, 20 Oct - Tue, 10 Nov
Multiple Airlines Logo
06:10 - 18:05BFS  Belfast Intl-BKK Bangkok Suvarnabhumi
29h 55m2 stops London Gatwick Shanghai Pu Dong
Multiple Airlines Logo
05:05 - 07:40BKK  Bangkok Suvarnabhumi-BFS Belfast Intl
32h 35m2 stops Shanghai Pu Dong London Gatwick
£585Multiple Airlines
Thu, 3 Sep - Wed, 16 Sep
Multiple Airlines Logo
21:15 - 00:10BFS  Belfast Intl-BKK Bangkok Suvarnabhumi
44h 55m3 stops Glasgow Intl Milan Malpensa Beijing Daxing Intl
Multiple Airlines Logo
20:15 - 10:40BKK  Bangkok Suvarnabhumi-BFS Belfast Intl
20h 25m2 stops Manama Bahrain Intl Paris Charles de Gaulle
£600Multiple Airlines
Tue, 1 Sep - Tue, 29 Sep
Multiple Airlines Logo
23:30 - 17:25BFS  Belfast Intl-BKK Bangkok Suvarnabhumi
35h 55m3 stops Edinburgh Turnhouse Václav Havel Prague Sharjah
Multiple Airlines Logo
05:55 - 21:30BKK  Bangkok Suvarnabhumi-BFS Belfast Intl
22h 35m2 stops Stockholm Arlanda London Stansted
£602Multiple Airlines
Tue, 20 Oct - Tue, 10 Nov
Multiple Airlines Logo
10:15 - 13:25BFS  Belfast Intl-BKK Bangkok Suvarnabhumi
21h 10m2 stops Václav Havel Prague Doha Hamad Intl
Multiple Airlines Logo
05:55 - 21:30BKK  Bangkok Suvarnabhumi-BFS Belfast Intl
22h 35m2 stops Stockholm Arlanda London Stansted
£618Multiple Airlines
Tue, 20 Oct - Tue, 10 Nov
Multiple Airlines Logo
14:00 - 08:35BFS  Belfast Intl-BKK Bangkok Suvarnabhumi
35h 35m2 stops London Stansted Oslo Gardermoen
Multiple Airlines Logo
08:50 - 08:00BKK  Bangkok Suvarnabhumi-BFS Belfast Intl
30h 10m1 stop Manchester
£656Multiple Airlines
Mon, 25 Jan - Mon, 15 Feb
Multiple Airlines Logo
06:15 - 10:20BFS  Belfast Intl-BKK Bangkok Suvarnabhumi
22h 05m2 stops London Gatwick Guangzhou Baiyun
Multiple Airlines Logo
03:00 - 20:25BKK  Bangkok Suvarnabhumi-BFS Belfast Intl
23h 25m2 stops Guangzhou Baiyun London Gatwick
£685Multiple Airlines
Tue, 1 Sep - Mon, 28 Sep
Multiple Airlines Logo
06:40 - 07:20BFS  Belfast Intl-BKK Bangkok Suvarnabhumi
41h 40m3 stops London Luton Václav Havel Prague Sharjah
Multiple Airlines Logo
19:15 - 20:35BKK  Bangkok Suvarnabhumi-BFS Belfast Intl
32h 20m3 stops Manama Bahrain Intl Milan Malpensa London Stansted
£694Multiple Airlines
Mon, 25 Jan - Tue, 16 Feb
Multiple Airlines Logo
06:40 - 05:30BFS  Belfast Intl-BKK Bangkok Suvarnabhumi
39h 50m3 stops London Luton Václav Havel Prague Sharjah
Multiple Airlines Logo
19:15 - 14:30BKK  Bangkok Suvarnabhumi-BFS Belfast Intl
26h 15m2 stops Manama Bahrain Intl London Gatwick
£699Multiple Airlines
Mon, 25 Jan - Tue, 16 Feb

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momondo Fare Finder

 
Customise your flight search to find flights from Belfast Intl Airport 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, momondo users made 279,928 searches. Data last updated 10 August 2026.
Use the filters below to find and compare flights from Belfast Intl Airport to Bangkok 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

Tue 1/9

21:15-00:10

3 stops44h 55m

Bangkok Suvarnabhumi

Mon 28/9

03:15-09:30

3 stops36h 15m

£553

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Tue 20/10

21:10-17:25

3 stops38h 15m

Bangkok Suvarnabhumi

Tue 10/11

19:15-20:35

3 stops32h 20m

£580

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Thu 3/9

06:10-18:05

2 stops29h 55m

Bangkok Suvarnabhumi

Wed 16/9

05:05-07:40

2 stops32h 35m

£585

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Tue 1/9

21:15-00:10

3 stops44h 55m

Bangkok Suvarnabhumi

Tue 29/9

20:15-10:40

2 stops20h 25m

£600

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Tue 20/10

23:30-17:25

3 stops35h 55m

Bangkok Suvarnabhumi

Tue 10/11

05:55-21:30

2 stops22h 35m

£602
Fastest return journey

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Tue 20/10

10:15-13:25

2 stops21h 10m

Bangkok Suvarnabhumi

Tue 10/11

05:55-21:30

2 stops22h 35m

£618

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Mon 25/1

14:00-08:35

2 stops35h 35m

Bangkok Suvarnabhumi

Mon 15/2

08:50-08:00

1 stop30h 10m

£656

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Tue 1/9

06:15-10:20

2 stops22h 05m

Bangkok Suvarnabhumi

Mon 28/9

03:00-20:25

2 stops23h 25m

£685

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Mon 25/1

06:40-07:20

3 stops41h 40m

Bangkok Suvarnabhumi

Tue 16/2

19:15-20:35

3 stops32h 20m

£694

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Mon 25/1

06:40-05:30

3 stops39h 50m

Bangkok Suvarnabhumi

Tue 16/2

19:15-14:30

2 stops26h 15m

£699

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Bangkok from

How to get the cheapest flight ticket from Belfast Intl Airport to Bangkok

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Bangkok?

The month of September is, on average, the cheapest month to fly to Bangkok from Belfast Intl Airport, with most prices found around £661. The month of August is another great option to travel to Bangkok, with average flight prices from Belfast Intl Airport averaging around £679.

Cheap Belfast Intl Airport to Bangkok flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast Intl Airport to Bangkok

Fastest flight time

20h 45m

Direct flights

None
The fastest flight from Belfast Intl Airport to Bangkok takes 20h 45m
There are no direct flights from Belfast Intl Airport to Bangkok. There are no popular flight routes from Belfast Intl Airport to Bangkok.
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Frequently asked questions about flying from Belfast Intl Airport to Bangkok

  • How far is Belfast Intl to Bangkok by plane?

    Belfast Intl and Bangkok are 6087.1 mi apart from one another. By plane, this route typically takes 20h 45m.

  • When did momondo last update prices for flights from Belfast Intl Airport to Bangkok?

    Prices for flights from Belfast Intl Airport to Bangkok are refreshed on a daily basis.

  • How many operators does momondo search for flights from Belfast Intl Airport to Bangkok?

  • How old do you have to be to fly from Belfast Intl Airport to Bangkok?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Belfast Intl Airport to Bangkok.

  • What documentation or ID do you need to fly to Bangkok?

    The necessary travel and health documents for your Bangkok trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Belfast Intl Airport to Bangkok

Compare and see reviews for airlines that fly from Belfast Intl Airport to Bangkok with momondo
Airline
Rating
Free Cancellation
Price
British AirwaysPriceFrom £651Free CancellationRating
6.7
8,152 reviews
Search British Airways flights
KLMPriceFrom £652Free CancellationRating
7.8
1,555 reviews
Search KLM flights

Why use momondo?

Why should I use momondo to find a flight deal from Belfast to Bangkok?

Finding the right flight to Bangkok from Belfast is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Bangkok quick and easy, saving you time and money.

Can I find flights from Belfast to Bangkok with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Bangkok from Belfast with this policy.

How can momondo help me find flights from Belfast to Bangkok?

Once you have performed a search for Belfast to Bangkok flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Belfast to Bangkok right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Bangkok from Belfast. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Thailand

Fly into one of these airports located in Bangkok

Airports listed have a maximum distance of 15.4 mi from Bangkok
Bangkok Suvarnabhumi Airport
Bangkok Don Mueang Intl Airport