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Cheap flights from Cardiff to Bangkok Suvarnabhumi Airport from £308

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 29/11. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BKK
24 Aug — 31 Aug1
1 adult

Cheap flight deals from Cardiff to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) to Suvarnabhumi (BKK). 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 19 August 2025.

Round-trip from

£577

One-way from

£308

Popular in

July

Cheapest in

May

Average price

£769
KLM
  • KLM
  • 1/9-1/10
  • 3 total stops
  • 61h 55m total
  • Cardiff to Bangkok
Search Deals
29/11
  • 29/11
  • 3 total stops
  • 58h 55m total
  • Cardiff to Bangkok
Search Deals
Highest demand for flights based on searches. 3% potential increase in price (£20 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£22 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
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Find flight deals from Cardiff to Suvarnabhumi

Cheapest flights from Cardiff to Suvarnabhumi
Explore the most affordable flight options available from Cardiff to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 August 2025.

Mon 1/917:15CWL - BKK
1 stop34h 15mKLM
Wed 1/1011:35BKK - CWL
2 stops27h 40mKLM
Deal found 18/8£577
Sun 7/909:50CWL - BKK
1 stop17h 40mKLM
Thu 25/912:05BKK - CWL
1 stop27h 10mKLM
Deal found 19/8£579
Sun 7/909:50CWL - BKK
2 stops17h 25mMultiple Airlines
Thu 25/912:05BKK - CWL
1 stop27h 10mMultiple Airlines
Deal found 18/8£603
Wed 10/909:50CWL - BKK
1 stop17h 40mKLM
Sun 28/912:05BKK - CWL
1 stop27h 10mKLM
Deal found 17/8£612
Mon 1/917:15CWL - BKK
1 stop34h 15mKLM
Tue 30/912:05BKK - CWL
1 stop27h 10mKLM
Deal found 18/8£613
Mon 1/917:15CWL - BKK
2 stops34h 00mMultiple Airlines
Wed 1/1011:35BKK - CWL
2 stops27h 40mMultiple Airlines
Deal found 18/8£624

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff to Suvarnabhumi 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 19 August 2025.
Use the filters below to find and compare flights from Cardiff to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Cardiff

Fly to

Suvarnabhumi

Route

Depart

Return

Price

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Mon 1/9

17:15-09:30

1 stop34h 15m

Bangkok Suvarnabhumi

Wed 1/10

11:35-09:15

2 stops27h 40m

£577

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Sun 7/9

09:50-09:30

1 stop17h 40m

Bangkok Suvarnabhumi

Thu 25/9

12:05-09:15

1 stop27h 10m

£579

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Sun 7/9

09:50-09:15

2 stops17h 25m

Bangkok Suvarnabhumi

Thu 25/9

12:05-09:15

1 stop27h 10m

£603

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Wed 10/9

09:50-09:30

1 stop17h 40m

Bangkok Suvarnabhumi

Sun 28/9

12:05-09:15

1 stop27h 10m

£612

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Mon 1/9

17:15-09:30

1 stop34h 15m

Bangkok Suvarnabhumi

Tue 30/9

12:05-09:15

1 stop27h 10m

£613

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Mon 1/9

17:15-09:15

2 stops34h 00m

Bangkok Suvarnabhumi

Wed 1/10

11:35-09:15

2 stops27h 40m

£624

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Sat 29/11

16:45-10:40

3 stops58h 55m

£308

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Thu 2/10

07:55-08:05

3 stops42h 10m

£321

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Mon 24/11

23:30-10:30

3 stops52h 00m

£327

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Tue 30/9

20:20-13:45

3 stops35h 25m

£328

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 16 results
1
2

Best time to book a flight from Cardiff to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Cardiff 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 Cardiff to Bangkok Suvarnabhumi Airport

How far ahead should I book a flight from Cardiff to Bangkok Suvarnabhumi Airport?

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

The price you pay for your flight from Cardiff to Bangkok Suvarnabhumi Airport may vary depending on when you book. For the best chance of a lower fare, look to book 19 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 Cardiff to Bangkok Suvarnabhumi Airport?

Currently, May is the cheapest month in which you can book a flight from Cardiff to Bangkok Suvarnabhumi Airport (average of £717). Flying from Cardiff to Bangkok Suvarnabhumi Airport 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.

Reviews of airlines servicing Suvarnabhumi

Get insights into the airlines that provide service to Suvarnabhumi. 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 Suvarnabhumi. Reviews last updated 19 August 2025.
Read through reviews of airlines operating flights from Cardiff to Bangkok Suvarnabhumi Airport, such as KLM and Etihad Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Overall

7.8

Crew

8.4

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
1,386 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Overall

7.8

Crew

8.4

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.
Etihad Airways
7.4
Good
1,233 reviews
KLM
7.8
Good
1,386 reviews
Check prices

Comfort

7.7

Entertainment

7.1

Food

7.3

Boarding

7.8

Overall

7.8

Crew

8.4

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 Cardiff to Suvarnabhumi. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Cardiff to Bangkok Suvarnabhumi?

    For a flight from Cardiff to Bangkok Suvarnabhumi, you will be flying from Cardiff Wales. Cardiff Wales (CWL) is just 9.1 mi from the center of the city. Cardiff Wales is the only Cardiff airport and it handles 0 outbound flights to Bangkok Suvarnabhumi per day. 2 airlines have flights to Bangkok Suvarnabhumi from Cardiff Wales on a regular basis.

  • How long is the flight from Cardiff to Bangkok Suvarnabhumi Airport?

    Departing from Cardiff to Bangkok Suvarnabhumi Airport will take you 34h 15m. The distance from Cardiff to Bangkok Suvarnabhumi Airport is about 6066 mi.

  • What are the cheapest airlines flying from Cardiff to Bangkok Suvarnabhumi Airport round-trip?

    According to our current data, KLM (£566), and Etihad Airways (£610) offers the cheapest pricing from Cardiff to Bangkok Suvarnabhumi Airport. You may be able to fly from Cardiff to Bangkok Suvarnabhumi Airport for 31% less than the average price by searching for these airlines.

  • Can I find deals for flights from Cardiff to Suvarnabhumi that include hotel bookings?

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

  • How can I find direct flights from Cardiff to Suvarnabhumi?

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

  • Can I find deals for business class flights from Cardiff to Suvarnabhumi?

    Yes. Cheapflights offers flight deals from Cardiff to Suvarnabhumi 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 Cardiff to Bangkok Suvarnabhumi Airport?

    Currently, May is the cheapest month in which you can book a flight from Cardiff to Bangkok Suvarnabhumi Airport (average of £717). Flying from Cardiff to Bangkok Suvarnabhumi Airport 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

Travelling to a place near Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Cha-am
Chonburi
Ayutthaya
Ko Samet
Ko Lan

Browse thousands of different options on Cheapflights for your next trip

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Fly from Cardiff to Suvarnabhumi on these airlines

Choose from the following airlines for your flight from Cardiff to Suvarnabhumi. Flights are based on user searches made on Cheapflights and were last updated on 19 August 2025.
KLM flights from Cardiff Wales to Bangkok Suvarnabhumi

Top 2 airlines flying from Cardiff to Suvarnabhumi

Discover the top 2 airlines that operate flights from Cardiff to Suvarnabhumi. 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 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£566Average£815FlexibilityNo cancel feeOn-time75%
Search KLM flights
Etihad AirwaysCheapest£610Average£765FlexibilityNo cancel feeOn-time75%
Search Etihad 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 Cardiff to Suvarnabhumi?

When you search for this flight from Cardiff to Suvarnabhumi, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Cardiff to Suvarnabhumi?

Cheapflights helps you find that perfect flight to Suvarnabhumi from Cardiff by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Cardiff to Suvarnabhumi with no change fees?

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

Can Cheapflights notify me if prices for flights from Cardiff to Suvarnabhumi become cheaper?

Not ready to book yet? You can track prices for flights from Cardiff to Suvarnabhumi on Cheapflights with our Price Alert feature and get notified when better prices are available.

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