How long is the flight from Cardiff to Southeast Asia?

For as low as £704, KLM can have you in Southeast Asia from Cardiff in 14h 45m. Cardiff and Southeast Asia are separated by a distance of 6879 mi.

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.

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).

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

While some choose either Cardiff Wales - Singapore Changi or Cardiff Wales - Phuket City, Cardiff Wales - Bangkok Suvarnabhumi is the most popular route from Cardiff to Southeast Asia.

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

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.

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.

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.

£267+ Cheap Flights from Cardiff to Southeast Asia

Cheap flight deals from Cardiff to Southeast Asia

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

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 9 September 2026.

Sat 10/1007:30 -

2 stops24h 55m

Mon 19/1003:15 -

2 stops25h 35m

Deal found 9/9£589

Mon 5/1022:10 -

2 stops32h 45m

Thu 22/1009:15 -

2 stops28h 05m

Deal found 8/9£603

Wed 14/1023:50 -

3 stops35h 55m

Wed 28/1006:05 -

3 stops37h 55m

Deal found 7/9£610

Wed 9/923:50 -

2 stops30h 30m

Wed 16/909:15 -

2 stops20h 10m

Deal found 8/9£634

Tue 20/1023:15 -

2 stops31h 15m

Tue 27/1009:05 -

2 stops19h 45m

Deal found 5/9£639

Fri 9/1022:45 -

2 stops33h 40m

Thu 15/1003:00 -

2 stops25h 20m

Deal found 9/9£648

Wed 9/909:45 -

1 stop17h 45m

Wed 16/912:05 -

1 stop34h 40m

Deal found 8/9£650

Tue 1/1217:30 -

1 stop14h 45m

Mon 7/1201:40 -

1 stop16h 10m

Deal found 6/9£659

Tue 1/1210:20 -

2 stops22h 35m

Mon 7/1201:40 -

1 stop16h 10m

Deal found 6/9£675

Fri 2/1022:45 -

2 stops33h 25m

Tue 6/1018:55 -

3 stops35h 30m

Deal found 8/9£683

Tue 1/1210:20 -

1 stop21h 55m

Wed 9/1217:25 -

2 stops24h 25m

Deal found 6/9£704

Mon 2/1110:20 -

1 stop21h 20m

Mon 28/1223:50 -

1 stop18h 00m

Deal found 8/9£705

Best flights from Cardiff to Southeast Asia
Discover carefully curated flight deals from Cardiff to Southeast Asia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Sat 10/1007:30 -

2 stops24h 55m

Mon 19/1003:15 -

2 stops25h 35m

Deal found 9/9£589

Wed 2/1217:30 -

1 stop14h 45m

Wed 9/1219:30 -

2 stops29h 30m

Deal found 6/9£704

Thu 1/1017:15 -

2 stops34h 00m

Sun 11/1011:25 -

2 stops35h 20m

Deal found 9/9£719

Thu 22/1009:45 -

2 stops30h 10m

Thu 29/1020:15 -

2 stops44h 35m

Deal found 5/9£1,045

Wed 14/1023:50 -

3 stops35h 55m

Wed 28/1006:05 -

3 stops37h 55m

Deal found 7/9£610

Mon 2/1110:20 -

1 stop21h 20m

Mon 28/1223:50 -

1 stop18h 00m

Deal found 8/9£705

Fri 9/1022:45 -

2 stops33h 40m

Thu 15/1003:00 -

2 stops25h 20m

Deal found 9/9£648

Wed 2/1210:20 -

2 stops24h 15m

Fri 11/1219:30 -

2 stops29h 30m

Deal found 6/9£729

Tue 1/1210:20 -

2 stops22h 35m

Mon 7/1201:40 -

1 stop16h 10m

Deal found 6/9£675

Thu 1/1017:15 -

2 stops34h 00m

Sun 11/1012:05 -

1 stop27h 10m

Deal found 7/9£742

Fri 2/1007:45 -

3 stops34h 35m

Tue 6/1018:55 -

3 stops35h 30m

Deal found 8/9£697

Wed 21/1023:50 -

2 stops30h 30m

Wed 28/1014:40 -

2 stops29h 20m

Deal found 6/9£713

Mon 2/1117:30 -

2 stops42h 45m

Mon 16/1109:00 -

2 stops39h 00m

Deal found 8/9£1,049

Wed 14/1009:45 -

1 stop17h 45m

Wed 28/1012:05 -

1 stop35h 55m

Deal found 7/9£846

Thu 22/1022:50 -

2 stops33h 20m

Thu 29/1015:50 -

3 stops31h 50m

Deal found 7/9£717

Wed 7/1017:15 -

1 stop15h 25m

Sun 11/1001:55 -

1 stop21h 50m

Deal found 5/9£871

Sat 10/1007:30 -

3 stops31h 20m

Tue 20/1018:35 -

3 stops34h 50m

Deal found 9/9£724

Tue 20/1023:15 -

2 stops26h 10m

Tue 27/1009:30 -

2 stops20h 20m

Deal found 5/9£725

Thu 22/1017:15 -

1 stop15h 25m

Thu 29/1017:25 -

2 stops24h 25m

Deal found 7/9£882

Thu 22/1022:50 -

2 stops33h 55m

Thu 29/1016:35 -

3 stops31h 05m

Deal found 7/9£763

Fri 29/117:30 -

1 stop14h 45m

Fri 19/201:40 -

1 stop16h 10m

Deal found 8/9£970

Tue 6/1006:00 -

3 stops35h 55m

Tue 13/1019:50 -

3 stops33h 35m

Deal found 8/9£769

Fri 26/217:30 -

2 stops31h 30m

Sat 6/322:50 -

2 stops26h 10m

Deal found 7/9£976

Thu 18/217:30 -

3 stops33h 55m

Sat 13/316:20 -

3 stops28h 35m

Deal found 6/9£785

Thu 22/1017:15 -

2 stops42h 30m

Thu 29/1021:45 -

2 stops27h 15m

Deal found 7/9£802

Thu 8/1009:45 -

2 stops22h 20m

Thu 22/1007:35 -

2 stops31h 40m

Deal found 4/9£1,114

Thu 22/1022:50 -

2 stops31h 40m

Thu 29/1021:00 -

2 stops25h 40m

Deal found 8/9£807

Tue 6/1017:15 -

2 stops19h 20m

Tue 13/1019:55 -

2 stops27h 50m

Deal found 6/9£1,179

Wed 14/1023:50 -

3 stops29h 15m

Wed 28/1006:20 -

3 stops37h 40m

Deal found 7/9£833

Sat 19/917:35 -

1 stop15h 05m

Thu 24/923:55 -

1 stop16h 20m

Deal found 8/9£1,179

Find flight deals from Cardiff to Southeast Asia

Round-trip from	£558
One-way from	£267
Popular in	December
Cheapest in	May
Average price	£690

1/10-12/10
4 total stops
50h 00m total
Cardiff to Southeast Asia

Search Deals

9/10-31/12
3 total stops
36h 55m total
Cardiff to Southeast Asia

Search Deals

Highest demand for flights based on searches. 21% potential increase in price (£159 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£29 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 Cardiff to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

CardiffPhuket City

CWL Cardiff Wales - HKT Phuket City

CWLHKT

Cardiff Wales

Fri 9/10

22:45-20:00

2 stops39h 15m

Phuket City

Wed 31/12

00:00-18:00

Nonstop0h 00m

£338

CardiffBangkok

CWL Cardiff Wales - BKK Bangkok Suvarnabhumi

CWLBKK

Cardiff Wales

Thu 31/12

10:20-12:20

2 stops43h 00m

Bangkok Suvarnabhumi

Wed 31/12

00:00-18:00

Nonstop0h 00m

£467

Fastest return journey

CardiffBangkok

CWL Cardiff Wales - BKK Bangkok Suvarnabhumi

CWLBKK

Cardiff Wales

Tue 20/10

09:45-19:15

2 stops27h 30m

Bangkok Suvarnabhumi

Wed 31/12

00:00-18:00

Nonstop0h 00m

£520

CardiffBangkok

CWL Cardiff Wales - BKK Bangkok Suvarnabhumi

CWLBKK

Cardiff Wales

Sat 10/10

07:30-14:25

2 stops24h 55m

Bangkok Suvarnabhumi

Mon 19/10

03:15-22:50

2 stops25h 35m

£589

CardiffBangkok

CWL Cardiff Wales - BKK Bangkok Suvarnabhumi

CWLBKK

Cardiff Wales

Wed 14/10

23:50-17:45

3 stops35h 55m

Bangkok Suvarnabhumi

Wed 28/10

06:05-13:00

3 stops37h 55m

£610

CardiffBangkok

CWL Cardiff Wales - BKK Bangkok Suvarnabhumi

CWLBKK

Cardiff Wales

Fri 9/10

22:45-14:25

2 stops33h 40m

Bangkok Suvarnabhumi

Thu 15/10

03:00-22:20

2 stops25h 20m

£648

CardiffSingapore

CWL Cardiff Wales - SIN Singapore Changi

CWLSIN

Cardiff Wales

Tue 1/12

10:20-16:55

2 stops22h 35m

Singapore Changi

Mon 7/12

01:40-09:50

1 stop16h 10m

£675

CardiffPhuket City

CWL Cardiff Wales - HKT Phuket City

CWLHKT

Cardiff Wales

Thu 21/1

17:30-21:15

2 stops44h 45m

Phuket City

Wed 31/12

00:00-18:00

Nonstop0h 00m

£676

CardiffKuala Lumpur

CWL Cardiff Wales - KUL Kuala Lumpur Intl

CWLKUL

Cardiff Wales

Fri 2/10

07:45-01:20

3 stops34h 35m

Kuala Lumpur Intl

Tue 6/10

18:55-23:25

3 stops35h 30m

£697

CardiffSingapore

CWL Cardiff Wales - SIN Singapore Changi

CWLSIN

Cardiff Wales

Wed 2/12

17:30-16:15

1 stop14h 45m

Singapore Changi

Wed 9/12

19:30-17:00

2 stops29h 30m

£704

Flights are sorted by cheapest return flights first.

Deals found on 8/9

Showing 1-10 of 38 resultsSorted by cheapest first

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.

CWL-BKK

CWL-HKT

CWL-KUL

CWL-SIN

CWL-DMK

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

CWL-zzYJX

CWL-BKK

CWL-HKT

CWL-KUL

CWL-SIN

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Southeast Asia

Check out reviews from past customers who have flown with KLM from Cardiff to Southeast Asia to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

KLM

7.8

Good

1,573 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy

KLM

7.8

Good

1,573 reviews

KLM

7.8

Good

1,573 reviews

Check prices

Reviews

1 / 20

4.0

Okay

Abhisek,Aug 2026

JFK - AMS

They didn’t offer any options for breakfast and had only one option which was cold meat and cheese. I would expect at least one more option in premium economy

Related info for your journey

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.
How long is the flight from Cardiff to Southeast Asia?
For as low as £704, KLM can have you in Southeast Asia from Cardiff in 14h 45m. Cardiff and Southeast Asia are separated by a distance of 6879 mi.
What are the most popular routes from Cardiff to Southeast Asia?
While some choose either Cardiff Wales - Singapore Changi or Cardiff Wales - Phuket City, Cardiff Wales - Bangkok Suvarnabhumi 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to

Flights by cabin class

Other flight options

Popular flights

Top destinations

Alternative routes for Cardiff to Southeast Asia

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Top 2 airlines flying from Cardiff to Southeast Asia

Airline	Cheapest	Average	Flexibility	On-time
Etihad Airways	Cheapest£515	Average£668	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights
KLM	Cheapest£607	Average£812	FlexibilityNo cancel fee	On-time75%	Search KLM flights

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How does Cheapflights help users find flights from Cardiff to Southeast Asia?

Cheapflights helps you search for flights from Cardiff to Southeast Asia 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.

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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!

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

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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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Cheap flights from Cardiff to Southeast Asia from £267

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

Cheap flight deals from Cardiff to Southeast Asia

Cheapest flights from Cardiff to Southeast AsiaExplore 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 9 September 2026.

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 9 September 2026.

Best flights from Cardiff to Southeast AsiaDiscover carefully curated flight deals from Cardiff to Southeast Asia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Discover carefully curated flight deals from Cardiff to Southeast Asia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Last-minute flights from Cardiff to Southeast AsiaDiscover last-minute flight deals from Cardiff to Southeast Asia. Data last updated 9 September 2026 and is based on user searches.

Discover last-minute flight deals from Cardiff to Southeast Asia. Data last updated 9 September 2026 and is based on user searches.

One-way flights from Cardiff to Southeast AsiaSearch for one-way flight options from Cardiff to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.

Search for one-way flight options from Cardiff to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.

Find flight deals from Cardiff to Southeast Asia

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 Cardiff to Southeast Asia that are best for you.

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.

Cheapflights Insights

Reviews of airlines servicing Southeast Asia

Check out reviews from past customers who have flown with KLM from Cardiff to Southeast Asia to help guide your decision. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

What airport do you fly from for flights from Cardiff to Southeast Asia?

How long is the flight from Cardiff to Southeast Asia?

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

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

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

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

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 Cardiff to Southeast Asia

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

Complete your trip

Complete your trip to Southeast Asia 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 Cardiff to Southeast Asia by cabin class

Find flights from Cardiff to Southeast Asia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Cardiff and Southeast Asia flights

Browse other Cardiff and Southeast Asia flight options. Last updated on 9 September 2026.

Popular flight searches

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Cardiff to Southeast Asia flights

Consider these flights travelling from Cardiff to Southeast Asia.

Top 2 airlines flying from Cardiff to Southeast Asia

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How does Cheapflights help users find flights from Cardiff to Southeast Asia?

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

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

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

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Travel Smart

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 9 September 2026.

Best flights from Cardiff to Southeast Asia
Discover carefully curated flight deals from Cardiff to Southeast Asia that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 9 September 2026.

Last-minute flights from Cardiff to Southeast Asia
Discover last-minute flight deals from Cardiff to Southeast Asia. Data last updated 9 September 2026 and is based on user searches.

One-way flights from Cardiff to Southeast Asia
Search for one-way flight options from Cardiff to Southeast Asia. Find affordable one-way fares based on user searches. Data last updated 9 September 2026.