Question 1

What are the cheapest airlines to fly from Sydney to Southeast Asia one-way?

Accepted Answer

One-way options have recently been found by users for as low as $145 on VietJet Air. Other airlines that offer cheap prices include Batik Air from $151 and Cebu Pacific from $153 one-way.

Question 2

How far ahead should I book a flight from Sydney to Southeast Asia?

Accepted Answer

Booking 90 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Southeast Asia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 3

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

Accepted Answer

Currently, May is the cheapest month in which you can book a flight from Sydney to Southeast Asia (average of $452). Flying from Sydney to Southeast Asia in December is currently the most expensive (average of $984). 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.

Question 4

What is the cheapest day to fly from Sydney to Southeast Asia?

Accepted Answer

Travelers seeking maximum savings on their Sydney to Southeast Asia flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Question 5

Weekly flight availability from Sydney to Southeast Asia

Accepted Answer

The most flights from SYD to zzYJX are scheduled on a Monday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (18 on average).

Question 6

E

Accepted Answer

In terms of precipitation, rainfall in Southeast Asia ranges from 0.4 - 15.7 inches per month. July is typically the wettest month, when rainfall can reach 15.7 in. February is typically the driest time to visit Southeast Asia when rainfall is around 0.4 in.

Question 7

E

Accepted Answer

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 84.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 78.8 F).

Question 8

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

Accepted Answer

Most travelers choose Sydney Kingsford Smith - Bangkok Suvarnabhumi, Sydney Kingsford Smith - Ho Chi Minh City or Sydney Kingsford Smith - Phuket City when deciding on the best route from Sydney to Southeast Asia.

Question 9

What are the cheapest flights from Sydney to Southeast Asia?

Accepted Answer

The cheapest flight price from Sydney to Southeast Asia is $424. On average you can expect to pay $833. The most popular route, (Sydney Kingsford Smith - Bangkok Suvarnabhumi), can usually be booked for $473.

Question 10

What are the most reliable airlines from Sydney to Southeast Asia?

Accepted Answer

No one likes to see their flight delayed. When booking a flight from Sydney to Southeast Asia consider choosing KLM (80%), Emirates (80%) or Bangkok Airways (80%) as they are the most reliable in getting you off to your destination on time.

Question 11

What are the most popular airlines that fly from Sydney to Southeast Asia?

Accepted Answer

Consider Cebu Pacific, Batik Air or Jetstar when booking your flight. These represent the most popular airlines when flying from Sydney to Southeast Asia.

Question 12

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

Accepted Answer

It’s typically best to fly out from Sydney to Southeast Asia at noon. Doing so could potentially save you 18% on the flight price compared to flying in the afternoon, which is usually more expensive.

Question 13

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

Accepted Answer

Sydney Kingsford Smith (SYD), located 4.6 mi from the city center, is the airport you fly out of when you book flights from Sydney to Southeast Asia.

Question 14

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

Accepted Answer

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

Question 15

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

Accepted Answer

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

Question 16

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

Accepted Answer

Yes. Cheapflights offers flight deals from Sydney 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.

Most accurate provider	FlightHub 3 stars
Most trusted provider	FlightHub 3 stars
Popular in	December
Cheapest in	October
Average price	$533

Airline	Cheapest	Average	Flexibility	On-time
VietJet Air	Cheapest$167	Average$464	FlexibilityNo cancel fee	On-timeN/A
Cebu Pacific	Cheapest$173	Average$686	FlexibilityNo cancel fee	On-time64%
China Southern	Cheapest$245	Average$522	FlexibilityNo cancel fee	On-time69%
Scoot	Cheapest$310	Average$477	FlexibilityNo cancel fee	On-timeN/A
Jetstar	Cheapest$331	Average$552	FlexibilityNo cancel fee	On-time74%
Philippine Airlines	Cheapest$458	Average$714	FlexibilityNo cancel fee	On-time60%
Singapore Airlines	Cheapest$481	Average$863	FlexibilityNo cancel fee	On-time81%
British Airways	Cheapest$542	Average$710	FlexibilityNo cancel fee	On-time70%
Vietnam Airlines	Cheapest$547	Average$877	FlexibilityNo cancel fee	On-time81%
Cathay Pacific	Cheapest$592	Average$618	FlexibilityNo cancel fee	On-time72%

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Cheapflights Insights

How far ahead should I book a flight from Sydney to Southeast Asia?

Booking 90 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney 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 Sydney to Southeast Asia?

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

It’s typically best to fly out from Sydney to Southeast Asia at noon. Doing so could potentially save you 18% on the flight price compared to flying in the afternoon, which is usually more expensive.

What is the cheapest day to fly from Sydney to Southeast Asia?

Travelers seeking maximum savings on their Sydney to Southeast Asia flight should consider departing on Friday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Sydney to Southeast Asia

The most flights from SYD to zzYJX are scheduled on a Monday (20 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (18 on average).

Reviews of airlines servicing Southeast Asia

Read reviews from past customers who have flown Qantas Airways,Cebu Pacific, andJetstar from Sydney to Southeast Asia. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines to fly from Sydney to Southeast Asia one-way?

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

What are the most reliable airlines from Sydney to Southeast Asia?

What are the cheapest flights from Sydney to Southeast Asia?

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

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

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

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

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Alternative routes for Sydney to Southeast Asia

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Complete your trip

Complete your trip to Southeast Asia by adding a car rental and/or hotel reservation to your travel itinerary.

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Sydney and Southeast Asia flights

Browse other Sydney and Southeast Asia flight options. Last updated on November 5, 2026.

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