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Cheap flights from Kuala Lumpur Intl Airport to Southeast Asia

KUL — BKK
24 Oct — 31 Oct1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Kuala Lumpur Intl to Southeast Asia

Popular in

July

Cheapest in

January

Average price

£148
Highest demand for flights based on searches. 10% potential increase in price (£11 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£2 potential savings vs. average return price).
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Average for round-trip flights in September 2026
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Cheapflights Insights

Everything you need to know about your flight from Kuala Lumpur Intl Airport to Southeast Asia

How far ahead should I book a flight from Kuala Lumpur Intl Airport to Southeast Asia?

Booking 31 days in advance of your planned departure date is, on average, the best time to get cheap flights from Kuala Lumpur Intl Airport to Southeast Asia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Kuala Lumpur Intl Airport to Southeast Asia?

Currently, January is the cheapest month in which you can book a flight from Kuala Lumpur Intl Airport to Southeast Asia (average of £72). Flying from Kuala Lumpur Intl Airport to Southeast Asia in August is currently the most expensive (average of £112). 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 KUL to YJX?

Unlike in the evening, when flights are generally more expensive, you can save up to 46% on flights from Kuala Lumpur Intl Airport to Southeast Asia by exploring options for tickets in the afternoon.

What is the cheapest day to fly from Kuala Lumpur Intl Airport to Southeast Asia?

Travellers seeking maximum savings on their Kuala Lumpur Intl Airport to Southeast Asia flight should consider departing on Saturday evenings when fares are most often at their lowest. Friday evenings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing Southeast Asia

Get a feel of what it's like to fly with Malaysia Airlines,Indonesia AirAsia, andAirAsia from Kuala Lumpur Intl Airport to Southeast Asia by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Malaysia Airlines
7.3
Good
320 reviews
Check prices

Boarding

7.5

Food

7.0

Comfort

7.4

Crew

8.1

Overall

7.3

Entertainment

6.6

Reviews

1 / 20
8.0
Excellent

Paul,Sept 2026

SYD - KUL

All good. Except I found the the economy seats were pretty hard. Minimal padding. A330-900 neo
Malaysia Airlines
7.3
Good
320 reviews
Malaysia Airlines
7.3
Good
320 reviews
Check prices

Boarding

7.5

Food

7.0

Comfort

7.4

Crew

8.1

Overall

7.3

Entertainment

6.6

Reviews

1 / 20
8.0
Excellent

Paul,Sept 2026

SYD - KUL

All good. Except I found the the economy seats were pretty hard. Minimal padding. A330-900 neo
Indonesia AirAsia
6.8
Okay
67 reviews
Malaysia Airlines
7.3
Good
320 reviews
Check prices

Boarding

7.5

Food

7.0

Comfort

7.4

Crew

8.1

Overall

7.3

Entertainment

6.6

Reviews

1 / 20
8.0
Excellent

Paul,Sept 2026

SYD - KUL

All good. Except I found the the economy seats were pretty hard. Minimal padding. A330-900 neo
AirAsia
6.8
Okay
235 reviews
Malaysia Airlines
7.3
Good
320 reviews
Check prices

Boarding

7.5

Food

7.0

Comfort

7.4

Crew

8.1

Overall

7.3

Entertainment

6.6

Reviews

1 / 20
8.0
Excellent

Paul,Sept 2026

SYD - KUL

All good. Except I found the the economy seats were pretty hard. Minimal padding. A330-900 neo
Batik Air
5.9
Fair
87 reviews
Malaysia Airlines
7.3
Good
320 reviews
Check prices

Boarding

7.5

Food

7.0

Comfort

7.4

Crew

8.1

Overall

7.3

Entertainment

6.6

Reviews

1 / 20
8.0
Excellent

Paul,Sept 2026

SYD - KUL

All good. Except I found the the economy seats were pretty hard. Minimal padding. A330-900 neo

Related info for your journey

  • What are the cheapest airlines to fly from Kuala Lumpur Intl Airport to Southeast Asia one-way?

    The cheapest airline one-way is Firefly, with whom users have recently found tickets for as low as £4. However, be on the lookout for offers from Batik Air and AirAsia, as they are both options that can get you from Kuala Lumpur Intl Airport to Southeast Asia for a low price.

  • What are the most popular routes from Kuala Lumpur Intl Airport to Southeast Asia?

    The most popular route from Kuala Lumpur Intl Airport to Southeast Asia is Kuala Lumpur Intl - Denpasar Bali Ngurah Rai. You may also consider Kuala Lumpur Intl - Langkawi or Kuala Lumpur Intl - Singapore Changi.

  • What are the most reliable airlines from Kuala Lumpur Intl Airport to Southeast Asia?

    The top 3 most reliable airlines when flying from Kuala Lumpur Intl Airport to Southeast Asia are British Airways (90%), Oman Air (82%) and MAI (76%).

  • What are the cheapest flights from Kuala Lumpur Intl Airport to Southeast Asia?

    Looking at all options, your cheapest flight can be booked for £91. While the most popular route (Kuala Lumpur Intl - Denpasar Bali Ngurah Rai) can be booked for £44 on average, our data indicates £219 when flying from Kuala Lumpur Intl Airport to Southeast Asia.

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

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

  • How can I find direct flights from Kuala Lumpur Intl to Southeast Asia?

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

  • Can I find deals for business class flights from Kuala Lumpur Intl to Southeast Asia?

    Yes. Cheapflights offers flight deals from Kuala Lumpur Intl 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 Kuala Lumpur Intl Airport to Southeast Asia?

    Currently, January is the cheapest month in which you can book a flight from Kuala Lumpur Intl Airport to Southeast Asia (average of £72). Flying from Kuala Lumpur Intl Airport to Southeast Asia in August is currently the most expensive (average of £112). 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

Top 9 airlines flying from Kuala Lumpur Intl to Southeast Asia

AirlineCheapestAverageFlexibilityOn-time
Malaysia AirlinesCheapest£26Average£173FlexibilityNo cancel feeOn-time67%
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Batik AirCheapest£27Average£125FlexibilityNo cancel feeOn-timeN/A
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ScootCheapest£44Average£72FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
FireflyCheapest£47Average£75FlexibilityNo cancel feeOn-time86%
Search Firefly flights
AirAsiaCheapest£55Average£114FlexibilityNo cancel feeOn-time66%
Search AirAsia flights
VietJet AirCheapest£61Average£110FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
Philippine AirlinesCheapest£76Average£128FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Singapore AirlinesCheapest£87Average£121FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest£87Average£220FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

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Deals for Kuala Lumpur Intl to Southeast Asia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Kuala Lumpur Intl to Southeast Asia?

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Can Cheapflights notify me if prices for flights from Kuala Lumpur Intl to Southeast Asia become cheaper?

Yes! Start tracking prices for Kuala Lumpur Intl 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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