What is the cheapest airline that flies from Belfast to Thailand?

KLM is the most popular carrier operating from Belfast to Thailand

When did momondo last update prices for flights from Belfast to Thailand?

Prices for flights from Belfast to Thailand are refreshed on a daily basis.

How many operators does momondo search for flights from Belfast to Thailand?

As of April 2026, there are 2 operators available to choose from for flights from Belfast to Thailand.

How old do you have to be to fly from Belfast to Thailand?

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 to Thailand.

What documentation or ID do you need to fly to Thailand?

The required travel and health documents for your Thailand trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Thailand. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

£297 Cheap Flights from Belfast to Thailand in 2026

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Find the cheapest flights from Belfast to Thailand

Round-trip

One-way

Cheap return flights

Enter your travel dates to find the best prices.

08:50 - 06:45

BFS

BKK

39h 55m

3 stops

09:45 - 11:35

BKK

BFS

31h 50m

3 stops

£544Multiple Airlines

Tue, 26 May - Tue, 2 Jun

06:40 - 07:35

BFS

HKT

42h 55m

3 stops

09:20 - 19:30

HKT

BFS

40h 10m

3 stops

£587Multiple Airlines

Thu, 28 May - Thu, 4 Jun

08:00 - 23:55

BFS

HKT

33h 55m

2 stops

02:25 - 07:05

HKT

BFS

34h 40m

2 stops

£593Multiple Airlines

Tue, 26 May - Mon, 1 Jun

07:35 - 07:35

BFS

HKT

42h 00m

3 stops

09:20 - 15:15

HKT

BFS

35h 55m

3 stops

£599Multiple Airlines

Tue, 26 May - Tue, 2 Jun

11:10 - 06:15

BFS

BKK

37h 05m

3 stops

16:25 - 08:30

BKK

BFS

23h 05m

1 stop

£604Multiple Airlines

Sat, 3 Oct - Thu, 5 Nov

18:40 - 12:35

BFS

BKK

35h 55m

2 stops

22:35 - 22:25

BKK

BFS

29h 50m

2 stops

£605Multiple Airlines

Tue, 23 Jun - Mon, 6 Jul

06:20 - 13:05

BFS

BKK

24h 45m

2 stops

16:25 - 08:30

BKK

BFS

23h 05m

1 stop

£611Multiple Airlines

Sat, 3 Oct - Thu, 5 Nov

07:00 - 13:45

BFS

BKK

24h 45m

2 stops

01:50 - 08:20

BKK

BFS

36h 30m

2 stops

£621Multiple Airlines

Wed, 20 May - Wed, 17 Jun

09:40 - 13:25

BHD

BKK

21h 45m

2 stops

18:55 - 10:40

BKK

BHD

22h 45m

2 stops

£680British Airways

Tue, 29 Sep - Mon, 26 Oct

18:20 - 19:05

BHD

BKK

18h 45m

2 stops

18:55 - 10:40

BKK

BHD

22h 45m

2 stops

£683British Airways

Tue, 29 Sep - Mon, 26 Oct

British Airways flights from Belfast to Thailand

Our best British Airways deals on Belfast to Thailand flight tickets

British Airways

29 Sept

BHD09:40Belfast City

21h 45m

2 stops

BKK13:25Bangkok Suvarnabhumi

26 Oct

BKK18:55Bangkok Suvarnabhumi

22h 45m

2 stops

BHD10:40Belfast City

£680

British Airways

29 Sept

BHD18:20Belfast City

18h 45m

2 stops

BKK19:05Bangkok Suvarnabhumi

26 Oct

BKK18:55Bangkok Suvarnabhumi

22h 45m

2 stops

BHD10:40Belfast City

£683

British Airways

29 Sept

BHD18:20Belfast City

18h 45m

2 stops

BKK19:05Bangkok Suvarnabhumi

25 Oct

BKK18:55Bangkok Suvarnabhumi

26h 00m

2 stops

BHD13:55Belfast City

£706

KLM flights from Belfast to Thailand

Our best KLM deals on Belfast to Thailand flight tickets

KLM

1 Oct

BHD17:30Belfast City

33h 45m

2 stops

BKK09:15Bangkok Suvarnabhumi

26 Oct

BKK12:15Bangkok Suvarnabhumi

35h 35m

1 stop

BHD16:50Belfast City

£715

KLM

3 Oct

BHD17:30Belfast City

57h 45m

2 stops

BKK09:15Bangkok Suvarnabhumi

5 Nov

BKK12:15Bangkok Suvarnabhumi

35h 35m

1 stop

BHD16:50Belfast City

£715

KLM

1 Oct

BHD17:30Belfast City

33h 45m

2 stops

BKK09:15Bangkok Suvarnabhumi

24 Oct

BKK12:05Bangkok Suvarnabhumi

35h 45m

1 stop

BHD17:50Belfast City

£741

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Tue 26/5

08:50-06:45

3 stops39h 55m

Bangkok Suvarnabhumi

Tue 2/6

09:45-11:35

3 stops31h 50m

£544

BelfastPhuket City

BFS - HKT

BFSHKT

Belfast Intl

Thu 28/5

06:40-07:35

3 stops42h 55m

Phuket City

Thu 4/6

09:20-19:30

3 stops40h 10m

£587

BelfastPhuket City

BFS - HKT

BFSHKT

Belfast Intl

Tue 26/5

08:00-23:55

2 stops33h 55m

Phuket City

Mon 1/6

02:25-07:05

2 stops34h 40m

£593

BelfastPhuket City

BFS - HKT

BFSHKT

Belfast Intl

Tue 26/5

07:35-07:35

3 stops42h 00m

Phuket City

Tue 2/6

09:20-15:15

3 stops35h 55m

£599

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Sat 3/10

11:10-06:15

3 stops37h 05m

Bangkok Suvarnabhumi

Thu 5/11

16:25-08:30

1 stop23h 05m

£604

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Tue 23/6

18:40-12:35

2 stops35h 55m

Bangkok Suvarnabhumi

Mon 6/7

22:35-22:25

2 stops29h 50m

£605

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Sat 3/10

06:20-13:05

2 stops24h 45m

Bangkok Suvarnabhumi

Thu 5/11

16:25-08:30

1 stop23h 05m

£611

BelfastBangkok

BFS - BKK

BFSBKK

Belfast Intl

Wed 20/5

07:00-13:45

2 stops24h 45m

Bangkok Suvarnabhumi

Wed 17/6

01:50-08:20

2 stops36h 30m

£621

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Tue 29/9

09:40-13:25

2 stops21h 45m

Bangkok Suvarnabhumi

Mon 26/10

18:55-10:40

2 stops22h 45m

£680

Fastest return journey

BelfastBangkok

BHD - BKK

BHDBKK

Belfast City

Tue 29/9

18:20-19:05

2 stops18h 45m

Bangkok Suvarnabhumi

Mon 26/10

18:55-10:40

2 stops22h 45m

£683

Flights are sorted by cheapest return flights first.

Showing 1-10 of 18 resultsSorted by cheapest first

How to get the cheapest flight ticket from Belfast to Thailand

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

Prices

Airlines

What is the cheapest month to fly to Thailand?

In general, August is the cheapest month to fly from Belfast to Thailand. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £596. If you are unable to visit Thailand during the month of August, then departing from Belfast during the month May is also very affordable. Most momondo users find prices during this month for around £624.

Cheap Belfast to Thailand flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Belfast to Thailand

Fastest flight time	17h 50m
Direct flights	None

The fastest flight from Belfast to Thailand takes 17h 50m

There are no direct flights from Belfast to Thailand. There are no popular flight routes from Belfast to Thailand.

Search flight deals

Frequently asked questions about flying from Belfast to Thailand

When did momondo last update prices for flights from Belfast to Thailand?
Prices for flights from Belfast to Thailand are refreshed on a daily basis.
How many operators does momondo search for flights from Belfast to Thailand?
As of April 2026, there are 2 operators available to choose from for flights from Belfast to Thailand.
How old do you have to be to fly from Belfast to Thailand?
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 to Thailand.
What documentation or ID do you need to fly to Thailand?
The required travel and health documents for your Thailand trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Thailand. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Belfast to Thailand

Compare and see reviews for airlines that fly from Belfast to Thailand with momondo

Airline	Rating	Free Cancellation	Price
KLM	PriceFrom £575	Free Cancellation	Rating 7.8 1,499 reviews		Search KLM flights
British Airways	PriceFrom £666	Free Cancellation	Rating 6.7 7,884 reviews		Search British Airways flights

Why use momondo?

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

Finding the right flight to Thailand 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 Thailand quick and easy, saving you time and money.

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

All flight searches from Belfast to Thailand on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Belfast to Thailand 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 Thailand right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Thailand, momondo offers a useful price alert feature which will track prices for flights to Thailand from Belfast and alert you when they change.