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Cheap flights from Cardiff to Bangkok from £525

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 18/9. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BKK
3 Sep — 10 Sep1
1 adult

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 29 August 2025.

Round-trip from

£525

Popular in

July

Cheapest in

May

Average price

£668
18/9-1/10
  • 18/9-1/10
  • 4 total stops
  • 44h 55m total
  • Cardiff to Bangkok
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Highest demand for flights based on searches. 0% potential increase in price (£3 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (£23 potential savings vs. average return price).
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Average for round-trip flights in August 2025
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Find flight deals from Cardiff to Bangkok

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 29 August 2025.

Thu 18/907:55CWL - BKK
2 stops19h 35mMultiple Airlines
Wed 1/1012:05BKK - CWL
2 stops25h 20mMultiple Airlines
Deal found 27/8£525
Tue 18/1110:20CWL - BKK
2 stops29h 10mMultiple Airlines
Tue 2/1202:10BKK - CWL
2 stops38h 40mMultiple Airlines
Deal found 27/8£656
Tue 18/1117:25CWL - BKK
2 stops31h 05mKLM
Wed 3/1212:15BKK - CWL
1 stop28h 35mKLM
Deal found 27/8£662
Sun 12/1011:00CWL - BKK
2 stops30h 55mMultiple Airlines
Sun 19/1020:55BKK - CWL
2 stops21h 50mMultiple Airlines
Deal found 28/8£680
Thu 18/909:50CWL - BKK
1 stop17h 40mKLM
Wed 1/1011:35BKK - CWL
2 stops27h 40mKLM
Deal found 27/8£694
Mon 20/1017:15CWL - BKK
1 stop34h 15mKLM
Mon 27/1012:15BKK - CWL
1 stop35h 40mKLM
Deal found 27/8£699
Thu 18/917:15CWL - BKK
2 stops58h 00mAir France
Wed 1/1011:35BKK - CWL
2 stops35h 10mAir France
Deal found 27/8£700
Mon 20/1013:10CWL - BKK
3 stops24h 50mMultiple Airlines
Mon 27/1023:30BKK - CWL
2 stops28h 50mMultiple Airlines
Deal found 28/8£712
Fri 29/817:15CWL - BKK
1 stop34h 15mKLM
Sat 20/912:05BKK - CWL
1 stop27h 10mKLM
Deal found 28/8£721
Thu 18/907:55CWL - DMK
3 stops32h 55mMultiple Airlines
Wed 1/1014:00DMK - CWL
3 stops35h 40mMultiple Airlines
Deal found 27/8£752
Fri 29/812:25CWL - DMK
3 stops29h 20mMultiple Airlines
Sat 20/908:10DMK - CWL
3 stops32h 25mMultiple Airlines
Deal found 28/8£1,061

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 29 August 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

Thu 18/9

07:55-09:30

2 stops19h 35m

Bangkok Suvarnabhumi

Wed 1/10

12:05-07:25

2 stops25h 20m

£525

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Tue 18/11

10:20-22:30

2 stops29h 10m

Bangkok Suvarnabhumi

Tue 2/12

02:10-09:50

2 stops38h 40m

£656

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Tue 18/11

17:25-07:30

2 stops31h 05m

Bangkok Suvarnabhumi

Wed 3/12

12:15-09:50

1 stop28h 35m

£662

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Sun 12/10

11:00-23:55

2 stops30h 55m

Bangkok Suvarnabhumi

Sun 19/10

20:55-12:45

2 stops21h 50m

£680

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Thu 18/9

09:50-09:30

1 stop17h 40m

Bangkok Suvarnabhumi

Wed 1/10

11:35-09:15

2 stops27h 40m

£694

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Mon 20/10

17:15-09:30

1 stop34h 15m

Bangkok Suvarnabhumi

Mon 27/10

12:15-16:55

1 stop35h 40m

£699

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Thu 18/9

17:15-09:15

2 stops58h 00m

Bangkok Suvarnabhumi

Wed 1/10

11:35-16:45

2 stops35h 10m

£700

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Mon 20/10

13:10-20:00

3 stops24h 50m

Bangkok Suvarnabhumi

Mon 27/10

23:30-21:20

2 stops28h 50m

£712

CardiffBangkok

CWL - DMK

CWLDMK

Cardiff Wales

Thu 18/9

07:55-22:50

3 stops32h 55m

Bangkok Don Mueang Intl

Wed 1/10

14:00-19:40

3 stops35h 40m

£752

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Mon 29/12

17:15-07:10

1 stop30h 55m

£738

Flights are sorted by cheapest return flights first.

Deals found on 28/8

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 22 August 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 £717). Flying from Cardiff to Bangkok 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 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 29 August 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
7.8
Good
1,383 reviews
Check prices

Boarding

7.8

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Entertainment

7.1

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
1,383 reviews
KLM
7.8
Good
1,383 reviews
Check prices

Boarding

7.8

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Entertainment

7.1

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
1,241 reviews
KLM
7.8
Good
1,383 reviews
Check prices

Boarding

7.8

Comfort

7.7

Overall

7.8

Crew

8.4

Food

7.3

Entertainment

7.1

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 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 31h 05m. 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 £567, 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 £605. These flights start at 30% 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 £717). Flying from Cardiff to Bangkok 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

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 29 August 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£567Average£826FlexibilityNo cancel feeOn-time75%
Search KLM flights
Etihad AirwaysCheapest£605Average£761FlexibilityNo 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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