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Cheap flights from Cardiff to Southeast Asia from £602

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 6/5. Fares are subject to change and may not be available on all flights or dates of travel.
CWL — BKK
6 May — 13 May1
1 adult

Cheap flight deals from Cardiff to Southeast Asia

Keep the following information in mind while searching for Cardiff to Southeast Asia flight deals. Data was last updated 1 May 2025.

Round-trip from

£602

Popular in

August

Cheapest in

May

Average price

£622
2/6-9/6
  • 2/6-9/6
  • 5 total stops
  • 48h 40m total
  • Cardiff to Southeast Asia
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£41 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (£19 potential savings vs. average return price).
Search Deals
Average for round-trip flights in May 2025
Search Deals

Find flight deals from Cardiff to Southeast Asia

Cheapest flights from Cardiff to Southeast Asia
Explore the most affordable flight options available from Cardiff to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 1 May 2025.

Mon 2/613:10CWL - SIN
3 stops24h 15mMultiple Airlines
Mon 9/622:30SIN - CWL
2 stops24h 25mMultiple Airlines
Deal found 30/4£602
Tue 6/517:15CWL - KUL
2 stops20h 25mKLM
Tue 13/523:55KUL - CWL
1 stop23h 50mKLM
Deal found 1/5£602
Sun 1/609:50CWL - BKK
1 stop17h 40mKLM
Wed 18/611:35BKK - CWL
2 stops35h 10mKLM
Deal found 1/5£611
Mon 19/517:15CWL - BKK
1 stop34h 15mMultiple Airlines
Wed 11/611:35BKK - CWL
2 stops35h 10mMultiple Airlines
Deal found 30/4£625
Mon 2/617:15CWL - SIN
1 stop15h 15mKLM
Mon 9/622:30SIN - CWL
2 stops25h 15mKLM
Deal found 30/4£692
Fri 6/617:15CWL - HKT
2 stops34h 30mKLM
Fri 13/621:55HKT - CWL
2 stops41h 20mKLM
Deal found 30/4£730
Sat 10/517:35CWL - BKK
2 stops33h 40mAir France
Sun 25/511:35BKK - CWL
2 stops35h 10mAir France
Deal found 1/5£730
Sun 18/509:50CWL - HKT
2 stops26h 40mMultiple Airlines
Sun 25/510:30HKT - CWL
2 stops28h 45mMultiple Airlines
Deal found 29/4£762
Tue 6/516:20CWL - KUL
2 stops22h 30mMultiple Airlines
Mon 12/502:00KUL - CWL
2 stops20h 55mMultiple Airlines
Deal found 1/5£784
Mon 2/617:15CWL - DPS
2 stops38h 00mKLM
Mon 9/615:15DPS - CWL
2 stops25h 00mKLM
Deal found 30/4£798
Mon 2/612:55CWL - DPS
3 stops26h 50mMultiple Airlines
Mon 9/607:10DPS - CWL
3 stops39h 45mMultiple Airlines
Deal found 30/4£905
Tue 3/609:50CWL - MNL
3 stops30h 25mMultiple Airlines
Fri 20/617:45MNL - CWL
2 stops30h 20mMultiple Airlines
Deal found 30/4£950

Cheapflights Fare Finder

Customise your flight search to find flights from Cardiff to Southeast Asia 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 1 May 2025.
Use the filters below to find and compare flights from Cardiff to Southeast Asia that are best for you.

Fly from

Cardiff

Fly to

Southeast Asia

Route

Depart

Return

Price

CardiffSingapore

CWL - SIN

CWLSIN

Cardiff Wales

Mon 2/6

13:10-20:25

3 stops24h 15m

Singapore Changi

Mon 9/6

22:30-15:55

2 stops24h 25m

£602

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Sun 1/6

09:50-09:30

1 stop17h 40m

Bangkok Suvarnabhumi

Wed 18/6

11:35-16:45

2 stops35h 10m

£611

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Mon 19/5

17:15-09:30

1 stop34h 15m

Bangkok Suvarnabhumi

Wed 11/6

11:35-16:45

2 stops35h 10m

£625

CardiffKuala Lumpur

CWL - KUL

CWLKUL

Cardiff Wales

Sun 1/6

17:15-15:40

1 stop15h 25m

Kuala Lumpur Intl

Mon 30/6

23:55-09:15

1 stop16h 20m

£645

CardiffSingapore

CWL - SIN

CWLSIN

Cardiff Wales

Mon 2/6

17:15-15:30

1 stop15h 15m

Singapore Changi

Mon 9/6

22:30-16:45

2 stops25h 15m

£692

CardiffPhuket City

CWL - HKT

CWLHKT

Cardiff Wales

Fri 6/6

17:15-09:45

2 stops34h 30m

Phuket City

Fri 13/6

21:55-09:15

2 stops41h 20m

£730

CardiffPhuket City

CWL - HKT

CWLHKT

Cardiff Wales

Sun 18/5

09:50-18:30

2 stops26h 40m

Phuket City

Sun 25/5

10:30-09:15

2 stops28h 45m

£762

CardiffBangkok

CWL - BKK

CWLBKK

Cardiff Wales

Sat 31/5

17:35-09:15

2 stops33h 40m

Bangkok Suvarnabhumi

Sat 7/6

11:35-16:45

2 stops59h 10m

£775

CardiffDenpasar

CWL - DPS

CWLDPS

Cardiff Wales

Mon 2/6

17:15-14:15

2 stops38h 00m

Denpasar Bali Ngurah Rai

Mon 9/6

15:15-09:15

2 stops25h 00m

£798

CardiffKuala Lumpur

CWL - KUL

CWLKUL

Cardiff Wales

Fri 6/6

12:25-21:55

3 stops26h 30m

Kuala Lumpur Intl

Wed 11/6

09:35-07:25

3 stops28h 50m

£809

Flights are sorted by cheapest return flights first.

Deals found on 30/4

Showing 1-10 of 14 results
1
2

Best time to book a flight from Cardiff to Southeast Asia

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

What is the cheapest month to book a flight from Cardiff to Southeast Asia?

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

What is the cheapest time of day to fly from CWL to YJX?

Find hourly flight availability from Cardiff to Southeast Asia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 1 May 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Cardiff to Southeast Asia as you normally would.

Rainfall in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Southeast Asia 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 Southeast Asia when rainfall is around 10.0 mm.

Temperature in Southeast Asia by month

Plan your trip to Southeast Asia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Southeast Asia, 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).

Reviews of airlines servicing Southeast Asia

Get insights into the airlines that provide service to Southeast Asia. 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 Southeast Asia. Reviews last updated 1 May 2025.
Read reviews from past customers who have flown KLM, Etihad Airways and Air France from Cardiff to Southeast Asia. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
KLM
7.8
Good
1,334 reviews
Check prices

Entertainment

7.1

Food

7.2

Crew

8.4

Comfort

7.7

Overall

7.8

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
KLM
7.8
Good
1,334 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Entertainment

7.1

Food

7.2

Crew

8.4

Comfort

7.7

Overall

7.8

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Etihad Airways
7.4
Good
1,203 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Entertainment

7.1

Food

7.2

Crew

8.4

Comfort

7.7

Overall

7.8

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.
Air France
7.4
Good
1,446 reviews
KLM
7.8
Good
1,334 reviews
Check prices

Entertainment

7.1

Food

7.2

Crew

8.4

Comfort

7.7

Overall

7.8

Boarding

7.8

Reviews

1 / 20
8.0
Excellent

Anonymous,Mar 2025

LBA - AMS

Overall, the flight from Leeds Bradford to Amsterdam was at expected. The crew were efficient at boarding and professional on board. The only issue was extremely slow check in at Leeds Bradford which was very frustrating.

Related info for your journey

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

    Located just 9.1 mi from the city center, Cardiff Wales (CWL) is the airport most travelers will use when flying to Southeast Asia from Cardiff.

  • What are the most popular routes from Cardiff to Southeast Asia?

    While some choose either Cardiff Wales - Bangkok Suvarnabhumi or Cardiff Wales - Denpasar Bali Ngurah Rai, Cardiff Wales - Kuala Lumpur Intl is the most popular route from Cardiff to Southeast Asia.

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

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

  • How can I find direct flights from Cardiff to Southeast Asia?

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

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

    Yes. Cheapflights offers flight deals from Cardiff to Southeast Asia 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 Southeast Asia?

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

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See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Cardiff to Southeast Asia

Discover the top 2 airlines that operate flights from Cardiff to Southeast Asia. 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 1 May 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest£567Average£994FlexibilityNo cancel feeOn-time75%
Search KLM flights
Etihad AirwaysCheapest£612Average£819FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights

Fly with Cheapflights

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

Cheapflights helps you find that perfect flight to Southeast Asia 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 Southeast Asia with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Cardiff to Southeast Asia flexibly with Cheapflights today.

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

Yes! Start tracking prices for Cardiff to Southeast Asia 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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