In terms of precipitation, rainfall in Thailand ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Thailand when rainfall is around 10.0 mm.

If weather is an important factor for your trip to Thailand, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

What are the most popular routes from Belfast Intl Airport to Thailand?

While some choose either Belfast Intl - Phuket City or Belfast Intl - Chiang Mai, Belfast Intl - Bangkok Suvarnabhumi is the most popular route from Belfast Intl Airport to Thailand.

What is the cheapest time of day to fly from BFS to TH?

When flying from Belfast Intl Airport to Thailand, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Belfast Intl 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.

£261+ Cheap Flights from Belfast Intl Airport to Thailand

Cheap flight deals from Belfast Intl to Thailand

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Belfast Intl to Thailand
Explore the most affordable flight options available from Belfast Intl to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 September 2026.

Thu 24/909:00 -

2 stops46h 35m

Thu 1/1018:20 -

2 stops35h 10m

Deal found 19/9£496

Tue 3/1106:40 -

3 stops27h 25m

Tue 10/1119:55 -

3 stops32h 00m

Deal found 19/9£531

Fri 30/1006:30 -

2 stops22h 50m

Thu 5/1101:55 -

2 stops25h 35m

Deal found 15/9£534

Sun 4/1007:00 -

2 stops28h 25m

Thu 8/1007:55 -

2 stops21h 15m

Deal found 18/9£564

Tue 3/1108:30 -

3 stops30h 20m

Tue 10/1109:10 -

3 stops39h 50m

Deal found 19/9£568

Wed 4/1106:25 -

2 stops22h 55m

Sat 21/1119:55 -

2 stops31h 30m

Deal found 18/9£570

Sun 1/1113:35 -

2 stops20h 30m

Sun 8/1120:35 -

3 stops32h 05m

Deal found 17/9£581

Tue 3/1108:30 -

2 stops25h 50m

Tue 10/1118:20 -

2 stops32h 50m

Deal found 19/9£602

Sun 22/1115:25 -

2 stops26h 55m

Mon 14/1218:05 -

2 stops26h 20m

Deal found 17/9£632

Tue 6/1008:20 -

3 stops28h 30m

Sat 10/1022:20 -

3 stops31h 05m

Deal found 20/9£852

Best flights from Belfast Intl to Thailand
Discover carefully curated flight deals from Belfast Intl to Thailand that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Tue 3/1106:40 -

3 stops27h 25m

Tue 10/1119:55 -

3 stops32h 00m

Deal found 19/9£531

Wed 10/210:55 -

2 stops28h 25m

Thu 11/314:00 -

2 stops38h 55m

Deal found 16/9£551

Tue 3/1108:30 -

3 stops30h 20m

Tue 10/1109:10 -

3 stops39h 50m

Deal found 19/9£568

Sun 1/1113:35 -

3 stops27h 10m

Sun 8/1119:55 -

3 stops32h 45m

Deal found 17/9£599

Tue 3/1106:40 -

3 stops29h 15m

Tue 10/1111:05 -

3 stops30h 05m

Deal found 19/9£635

Thu 14/120:05 -

1 stop21h 55m

Sun 24/109:20 -

1 stop18h 05m

Deal found 18/9£689

Sat 16/117:50 -

1 stop30h 30m

Sun 24/109:20 -

1 stop31h 50m

Deal found 18/9£703

Tue 12/106:40 -

3 stops27h 40m

Tue 16/318:20 -

2 stops27h 10m

Deal found 19/9£767

Tue 8/1207:05 -

2 stops28h 00m

Tue 22/1214:50 -

1 stop24h 05m

Deal found 15/9£814

Fri 15/116:10 -

1 stop31h 40m

Mon 25/108:50 -

1 stop30h 10m

Deal found 18/9£823

Thu 22/1018:25 -

1 stop30h 10m

Sat 31/1004:20 -

2 stops35h 35m

Deal found 15/9£832

Tue 6/1008:20 -

3 stops28h 30m

Sat 10/1022:20 -

3 stops31h 05m

Deal found 20/9£852

Wed 16/1207:00 -

3 stops27h 05m

Sun 31/102:00 -

3 stops25h 35m

Deal found 17/9£924

Find flight deals from Belfast Intl to Thailand

Round-trip from	£531
One-way from	£261
Popular in	December
Cheapest in	September
Average price	£664

3/11-10/11
6 total stops
59h 25m total
Belfast to Thailand

Search Deals

21/10-31/12
2 total stops
25h 50m total
Belfast to Thailand

Search Deals

Highest demand for flights based on searches. 31% potential increase in price (£297 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 12% potential price decrease (£75 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast Intl Airport to Thailand 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

Sat 31/10

06:00-00:45

3 stops59h 45m

Bangkok Suvarnabhumi

Wed 31/12

00:00-18:00

Nonstop0h 00m

£285

BelfastPhuket City

BFS Belfast Intl - HKT Phuket City

BFSHKT

Belfast Intl

Wed 21/10

09:55-21:30

3 stops29h 35m

Phuket City

Wed 31/12

00:00-18:00

Nonstop0h 00m

£291

BelfastPhuket City

BFS Belfast Intl - HKT Phuket City

BFSHKT

Belfast Intl

Sun 25/10

20:05-10:15

3 stops55h 10m

Phuket City

Wed 31/12

00:00-18:00

Nonstop0h 00m

£293

BelfastPhuket City

BFS Belfast Intl - HKT Phuket City

BFSHKT

Belfast Intl

Thu 1/10

14:50-18:20

3 stops45h 30m

Phuket City

Wed 31/12

00:00-18:00

Nonstop0h 00m

£305

BelfastPhuket City

BFS Belfast Intl - HKT Phuket City

BFSHKT

Belfast Intl

Tue 20/10

07:35-23:50

3 stops58h 15m

Phuket City

Wed 31/12

00:00-18:00

Nonstop0h 00m

£305

BelfastPhuket City

BFS Belfast Intl - HKT Phuket City

BFSHKT

Belfast Intl

Sat 24/10

20:15-08:20

3 stops54h 05m

Phuket City

Wed 31/12

00:00-18:00

Nonstop0h 00m

£310

Fastest return journey

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Tue 20/10

06:15-13:35

2 stops25h 20m

Bangkok Suvarnabhumi

Wed 31/12

00:00-18:00

Nonstop0h 00m

£334

BelfastPhuket City

BFS Belfast Intl - HKT Phuket City

BFSHKT

Belfast Intl

Thu 22/10

06:40-17:40

3 stops29h 00m

Phuket City

Wed 31/12

00:00-18:00

Nonstop0h 00m

£342

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Sat 24/10

20:15-07:05

2 stops28h 50m

Bangkok Suvarnabhumi

Wed 31/12

00:00-18:00

Nonstop0h 00m

£363

BelfastBangkok

BFS Belfast Intl - BKK Bangkok Suvarnabhumi

BFSBKK

Belfast Intl

Fri 23/10

08:20-10:30

3 stops44h 10m

Bangkok Suvarnabhumi

Wed 31/12

00:00-18:00

Nonstop0h 00m

£372

Flights are sorted by cheapest return flights first.

Deals found on 19/9

Showing 1-10 of 29 resultsSorted by cheapest first

Best time to book a flight from Belfast Intl to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand from Belfast Intl with our price prediction graph.

BFS-BKK

BFS-HKT

BFS-CNX

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 Intl Airport to Thailand

BFS-TH0

BFS-BKK

BFS-HKT

BFS-CNX

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

Currently, September is the cheapest month in which you can book a flight from Belfast Intl Airport to Thailand (average of £664). Flying from Belfast Intl Airport to Thailand in December is currently the most expensive (average of £1,988). 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 a feel of what it's like to fly with KLM and British Airways from Belfast Intl Airport to Thailand 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

1,575 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful

KLM

7.8

Good

1,575 reviews

KLM

7.8

Good

1,575 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful

British Airways

6.7

Okay

8,225 reviews

KLM

7.8

Good

1,575 reviews

Check prices

Reviews

1 / 20

8.0

Excellent

Meghana,Aug 2026

QRO - ATL

It was a good one. They were very friendly and helpful

Related info for your journey

What are the most popular routes from Belfast Intl Airport to Thailand?
While some choose either Belfast Intl - Phuket City or Belfast Intl - Chiang Mai, Belfast Intl - Bangkok Suvarnabhumi is the most popular route from Belfast Intl Airport to Thailand.
Can I find deals for flights from Belfast Intl to Thailand that include hotel bookings?
Yes. In addition to deals on Belfast Intl to Thailand flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Belfast Intl to Thailand?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Belfast Intl to Thailand.
Can I find deals for business class flights from Belfast Intl to Thailand?
Yes. Cheapflights offers flight deals from Belfast Intl 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 Intl Airport to Thailand?
Currently, September is the cheapest month in which you can book a flight from Belfast Intl Airport to Thailand (average of £664). Flying from Belfast Intl Airport to Thailand in December is currently the most expensive (average of £1,988). 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 Intl to Thailand

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Top 2 airlines flying from Belfast Intl to Thailand

Airline	Cheapest	Average	Flexibility	On-time
British Airways	Cheapest£657	Average£745	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£657	Average£835	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

How does Cheapflights help users find flights from Belfast Intl to Thailand?

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 Thailand from Belfast Intl today with Cheapflights!

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

Millions of users choose and trust Cheapflights to book the best flight deals from Belfast Intl to Thailand for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

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

Yes! Start tracking prices for Belfast Intl 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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Cheap flights from Belfast Intl Airport to Thailand from £261

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Belfast Intl to Thailand

Cheapest flights from Belfast Intl to ThailandExplore the most affordable flight options available from Belfast Intl to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 September 2026.

Explore the most affordable flight options available from Belfast Intl to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 September 2026.

Best flights from Belfast Intl to ThailandDiscover carefully curated flight deals from Belfast Intl to Thailand that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Discover carefully curated flight deals from Belfast Intl to Thailand that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Last-minute flights from Belfast Intl to ThailandDiscover last-minute flight deals from Belfast Intl to Thailand. Data last updated 20 September 2026 and is based on user searches.

Discover last-minute flight deals from Belfast Intl to Thailand. Data last updated 20 September 2026 and is based on user searches.

One-way flights from Belfast Intl to ThailandSearch for one-way flight options from Belfast Intl to Thailand. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.

Search for one-way flight options from Belfast Intl to Thailand. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.

Find flight deals from Belfast Intl to Thailand

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Belfast Intl Airport to Thailand that are best for you.

Best time to book a flight from Belfast Intl to Thailand

Have a flexible travel schedule? Discover the best time to fly to Thailand from Belfast Intl with our price prediction graph.

Cheapflights Insights

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

Reviews of airlines servicing Thailand

Get a feel of what it's like to fly with KLM and British Airways from Belfast Intl Airport to Thailand by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What are the most popular routes from Belfast Intl Airport to Thailand?

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

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

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

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

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 Intl to Thailand

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Thailand by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to

Book a non-stop flight to one of these other cities located in .

Search flights from Belfast Intl to Thailand by cabin class

Find flights from Belfast Intl to Thailand, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Belfast Intl and Thailand flights

Browse other Belfast Intl and Thailand flight options. Last updated on 20 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Fly to Thailand regions

Consider these flights travelling to Thailand regions.

Top 2 airlines flying from Belfast Intl to Thailand

Fly with Cheapflights

How does Cheapflights help users find flights from Belfast Intl to Thailand?

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

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

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

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Travel Smart

Cheapest flights from Belfast Intl to Thailand
Explore the most affordable flight options available from Belfast Intl to Thailand. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 September 2026.

Best flights from Belfast Intl to Thailand
Discover carefully curated flight deals from Belfast Intl to Thailand that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Last-minute flights from Belfast Intl to Thailand
Discover last-minute flight deals from Belfast Intl to Thailand. Data last updated 20 September 2026 and is based on user searches.

One-way flights from Belfast Intl to Thailand
Search for one-way flight options from Belfast Intl to Thailand. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.