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Cheap flights from Cardiff to Bangkok from £344

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 6/12. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BKK
30 Nov — 7 Dec1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Cardiff to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from Cardiff (CWL) 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 31 October 2025.

Round-trip from

£660

One-way from

£344

Popular in

July

Cheapest in

September

Average price

£747
KLM
  • KLM
  • 19/1-25/1
  • 3 total stops
  • 48h 05m total
  • Cardiff to Bangkok
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6/12
  • 6/12
  • 3 total stops
  • 41h 10m total
  • Cardiff to Bangkok
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£46 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£27 potential savings vs. average return price).
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Average for round-trip flights in October 2025
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Find flight deals from Cardiff to Bangkok

Enter your travel dates to find the best prices.

Cheapest flights from Cardiff to Bangkok
Explore the most affordable flight options available from Cardiff to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 31 October 2025.

Wed 26/1115:55CWL - BKK
3 stops31h 45mMultiple Airlines
Tue 2/1202:00BKK - CWL
2 stops20h 30mMultiple Airlines
Deal found 29/10£675
Wed 26/1110:20CWL - BKK
1 stop16h 45mKLM
Wed 3/1212:15BKK - CWL
1 stop28h 35mKLM
Deal found 29/10£737
Wed 12/1115:55CWL - BKK
3 stops25h 20mMultiple Airlines
Tue 9/1217:25BKK - CWL
2 stops29h 05mMultiple Airlines
Deal found 30/10£776
Tue 4/1117:25CWL - BKK
2 stops31h 05mKLM
Tue 18/1112:15BKK - CWL
1 stop35h 40mKLM
Deal found 30/10£810
Wed 12/1117:25CWL - BKK
2 stops32h 50mKLM
Tue 9/1212:15BKK - CWL
1 stop28h 35mKLM
Deal found 30/10£829
Mon 8/1223:30CWL - BKK
2 stops31h 40mMultiple Airlines
Thu 5/320:40BKK - CWL
3 stops32h 20mMultiple Airlines
Deal found 29/10£832
Wed 26/1115:55CWL - DMK
3 stops24h 35mMultiple Airlines
Wed 3/1217:50DMK - CWL
3 stops30h 05mMultiple Airlines
Deal found 29/10£896
Tue 4/1113:00CWL - DMK
3 stops25h 25mMultiple Airlines
Tue 18/1115:15DMK - CWL
3 stops31h 15mMultiple Airlines
Deal found 30/10£1,191
Sat 15/1117:25CWL - DMK
2 stops21h 40mMultiple Airlines
Sat 29/1108:45DMK - CWL
3 stops32h 05mMultiple Airlines
Deal found 30/10£2,262

Cheapflights Fare Finder

 
Customise your flight search to find flights from Cardiff 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 31 October 2025.
Use the filters below to find and compare flights from Cardiff to Bangkok that are best for you.

Fly from

Cardiff

Fly to

Bangkok

Route

Depart

Return

Price

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Mon 19/1

10:20-10:05

1 stop16h 45m

Bangkok Suvarnabhumi

Sun 25/1

09:30-09:50

2 stops31h 20m

£660

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Mon 19/1

23:30-12:20

3 stops29h 50m

Bangkok Suvarnabhumi

Sun 25/1

18:40-16:45

3 stops29h 05m

£725

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Wed 26/11

10:20-10:05

1 stop16h 45m

Bangkok Suvarnabhumi

Wed 3/12

12:15-09:50

1 stop28h 35m

£737

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Wed 12/11

15:55-00:15

3 stops25h 20m

Bangkok Suvarnabhumi

Tue 9/12

17:25-15:30

3 stops29h 05m

£801

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Wed 12/11

17:25-09:15

2 stops32h 50m

Bangkok Suvarnabhumi

Tue 9/12

12:15-09:50

1 stop28h 35m

£829

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Mon 8/12

23:30-14:10

2 stops31h 40m

Bangkok Suvarnabhumi

Thu 5/3

20:40-22:00

3 stops32h 20m

£832

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Wed 26/11

16:30-13:15

2 stops37h 45m

Bangkok Suvarnabhumi

Wed 3/12

15:00-12:25

2 stops28h 25m

£845

CardiffBangkok

CWL - DMK

CWLDMK

Cardiff Wales

Wed 26/11

15:55-23:30

3 stops24h 35m

Bangkok Don Mueang Intl

Wed 3/12

17:50-16:55

3 stops30h 05m

£896

CardiffBangkok

CWL - DMK

CWLDMK

Cardiff Wales

Mon 19/1

10:20-03:45

3 stops34h 25m

Bangkok Don Mueang Intl

Sun 25/1

13:05-16:45

3 stops34h 40m

£896

CardiffBangkok

CWL - DMK

CWLDMK

Cardiff Wales

Wed 18/2

15:55-22:10

3 stops23h 15m

Bangkok Don Mueang Intl

Sat 28/2

20:15-16:50

3 stops27h 35m

£1,111

Flights are sorted by cheapest return flights first.

Deals found on 29/10

Showing 1-10 of 21 results
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Best time to book a flight from Cardiff to Bangkok

Have a flexible travel schedule? Discover the best time to fly to Bangkok 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

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

Use this chart to determine the optimal time to book a return flight from Cardiff to Bangkok. Price data was last updated on 24 October 2025.

The price you pay for your flight from Cardiff to Bangkok 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?

Currently, May is the cheapest month in which you can book a flight from Cardiff to Bangkok (average of £563). Flying from Cardiff to Bangkok in July is currently the most expensive (average of £807). 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 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 31 October 2025.
Get a feel of what it's like to fly with KLM and Etihad Airways from Cardiff 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
7.7
Good
1,406 reviews
Check prices

Crew

8.4

Comfort

7.7

Food

7.3

Entertainment

7.1

Boarding

7.8

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
KLM
7.7
Good
1,406 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Crew

8.4

Comfort

7.7

Food

7.3

Entertainment

7.1

Boarding

7.8

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.
Etihad Airways
7.4
Good
1,284 reviews
KLM
7.7
Good
1,406 reviews
Check prices

Crew

8.4

Comfort

7.7

Food

7.3

Entertainment

7.1

Boarding

7.8

Overall

7.7

Reviews

1 / 20
2.0
Mediocre

Abisola,Oct 2025

LOS - CDG

The food option was finished and what wa left was vegan pasta so I had to go without food for an 8 hour flight without any sort of empathy from crew that was mean.

Related info for your journey

Find useful and relevant information for your journey from Cardiff to Bangkok. 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?

    Cardiff Wales (CWL) is the airport you will fly out of if you book a flight from Cardiff to Bangkok. You should not have trouble finding flights to Bangkok from Cardiff Wales; the airport handles an average of 0 outbound flights to Bangkok per day. You should also have plenty of airline options to choose from since 2 airlines have flights from the Cardiff airport to Bangkok. It is only a 9.1 mi journey to Cardiff Wales (CWL) from Cardiff’s city center.

  • How long is the flight from Cardiff to Bangkok?

    Departing from Cardiff to Bangkok will take you 16h 45m. The distance between Cardiff and Bangkok is about 6066 mi.

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

    Currently priced at £580, KLM will fly you from Cardiff to Bangkok and back. In addition to KLM, many other airlines offer competitively priced options for your trip. Check Cheapflights for deals on Etihad Airways for as low as £620. These flights start at 31% lower than the current average price 3 months from now.

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

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

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

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

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

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

    Currently, May is the cheapest month in which you can book a flight from Cardiff to Bangkok (average of £563). Flying from Cardiff to Bangkok in July is currently the most expensive (average of £807). 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.

Top 2 airlines flying from Cardiff to Bangkok

Discover the top 2 airlines that operate flights from Cardiff 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 31 October 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£580Average£844FlexibilityNo cancel feeOn-time75%
Search KLM flights
Etihad AirwaysCheapest£620Average£717FlexibilityNo 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 Bangkok?

Cheapflights helps you search for flights from Cardiff to Bangkok via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

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

Need flexible booking options for your flight to Bangkok from Cardiff? 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 Cardiff to Bangkok become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Bangkok from Cardiff today and book when prices fit your budget.

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