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Southeast Asia

$157+ Cheap flights from Sydney (SYD) to Southeast Asia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/16. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
Jun 7 — Jun 141
Sun 6/7
Sun 6/14
1 adult, Economy
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Cheap flight deals from Sydney to Southeast Asia

Cheapest flights from Sydney to Southeast Asia
Explore the most affordable flight options available from Sydney to Southeast Asia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 8, 2026.

This Jetstar deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/23:10 pm
SYD
-
SGN
Nonstop8h 50m
Jetstar
Thu 8/610:40 pm
SGN
-
SYD
Nonstop8h 30m
Jetstar
Deal found 5/4$288
This Jetstar deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/243:10 pm
SYD
-
SGN
Nonstop8h 50m
Jetstar
Thu 6/2510:40 pm
SGN
-
SYD
Nonstop8h 30m
Jetstar
Deal found 5/3$302
This Jetstar deal was found by Cheapflights users on 5/6. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/303:10 pm
SYD
-
SGN
Nonstop8h 50m
Jetstar
Tue 8/1810:40 pm
SGN
-
SYD
Nonstop8h 30m
Jetstar
Deal found 5/6$304
This Jetstar deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/283:10 pm
SYD
-
SGN
Nonstop8h 50m
Jetstar
Sun 5/3110:40 pm
SGN
-
SYD
Nonstop8h 30m
Jetstar
Deal found 5/4$316
This Jetstar deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/213:10 pm
SYD
-
SGN
Nonstop8h 50m
Jetstar
Thu 5/2810:40 pm
SGN
-
SYD
Nonstop8h 30m
Jetstar
Deal found 5/4$324
This Booking.com deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/71:00 pm
SYD
-
SGN
1 stop31h 15m
Multiple Airlines
Tue 8/187:55 pm
SGN
-
SYD
Nonstop8h 25m
Multiple Airlines
Deal found 5/4$333
This Jetstar deal was found by Cheapflights users on 5/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:25 pm
SYD
-
DPS
Nonstop6h 35m
Jetstar
Mon 8/2411:25 pm
DPS
-
SYD
1 stop10h 30m
Jetstar
Deal found 5/8$334
This Jetstar deal was found by Cheapflights users on 5/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/283:10 pm
SYD
-
SGN
Nonstop8h 50m
Jetstar
Tue 6/210:40 pm
SGN
-
SYD
Nonstop8h 30m
Jetstar
Deal found 5/4$337
This Jetstar deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:35 pm
SYD
-
DPS
Nonstop6h 25m
Jetstar
Wed 11/410:20 pm
DPS
-
SYD
Nonstop6h 05m
Jetstar
Deal found 5/3$338
This Jetstar deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/104:25 pm
SYD
-
DPS
Nonstop6h 35m
Jetstar
Mon 8/1711:25 pm
DPS
-
SYD
1 stop10h 30m
Jetstar
Deal found 5/7$341
This Kiwi.com deal was found by Cheapflights users on 5/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/1110:15 am
SYD
-
SGN
Nonstop8h 50m
Multiple Airlines
Thu 6/1810:40 pm
SGN
-
SYD
Nonstop8h 30m
Multiple Airlines
Deal found 5/3$342
This Jetstar deal was found by Cheapflights users on 5/7. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jetstar is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/135:25 pm
SYD
-
DPS
Nonstop6h 35m
Jetstar
Wed 10/2811:20 pm
DPS
-
SYD
1 stop9h 30m
Jetstar
Deal found 5/7$344

Find flight deals from Sydney to Southeast Asia

Keep the following information in mind while searching for Sydney to Southeast Asia flight deals. Data was last updated May 8, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$288
(Jetstar)

One-way from

$157
(CheapOair)

Popular in

December

Cheapest in

October

Average price

$485
Provider with most accurate pricing for Sydney Kingsford Smith-Manila Ninoy Aquino Intl flight deals.
Search Deals
Provider most trusted by Cheapflights users for Sydney Kingsford Smith-Manila Ninoy Aquino Intl flights.
Search Deals
From Sydney Kingsford Smith to Southeast Asia
Search Deals
One-way flight from Sydney Kingsford Smith to Southeast Asia
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($184 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($44 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Sydney 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 2,558,603 searches. Data last updated May 8, 2026.
Use the filters below to find and compare flights from Sydney to Southeast Asia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SydneyHo Chi Minh City

SYD - SGN

SYDSGN

Sydney Kingsford Smith

Thu 5/28

3:10 pm-9:00 pm

Nonstop8h 50m

Ho Chi Minh City

Tue 6/2

10:40 pm-10:10 am

Nonstop8h 30m

$337

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Mon 5/18

6:30 am-2:45 pm

1 stop10h 15m

Denpasar Bali Ngurah Rai

Mon 5/25

11:20 pm-11:50 am

1 stop10h 30m

$427

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Wed 5/27

2:20 pm-10:15 pm

1 stop9h 55m

Denpasar Bali Ngurah Rai

Wed 6/3

3:50 pm-8:25 am

1 stop14h 35m

$445

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Mon 5/25

7:00 am-2:45 pm

1 stop9h 45m

Denpasar Bali Ngurah Rai

Mon 6/1

11:05 pm-11:25 am

1 stop10h 20m

$446

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Sun 7/26

12:20 pm-10:15 pm

1 stop11h 55m

Denpasar Bali Ngurah Rai

Sun 8/2

11:20 pm-1:50 pm

1 stop12h 30m

$457

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Tue 6/2

7:45 am-2:45 pm

1 stop9h 00m

Denpasar Bali Ngurah Rai

Tue 6/16

11:35 pm-7:35 am

Nonstop6h 00m

$457
Quickest round-trip

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Mon 9/7

4:25 pm-9:00 pm

Nonstop6h 35m

Denpasar Bali Ngurah Rai

Sun 10/4

10:35 pm-7:30 am

Nonstop5h 55m

$462

SydneyKuala Lumpur

SYD - KUL

SYDKUL

Sydney Kingsford Smith

Mon 9/7

8:50 pm-4:00 am

Nonstop9h 10m

Kuala Lumpur Intl

Fri 9/11

10:00 pm-8:20 am

Nonstop8h 20m

$464

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Mon 6/8

5:45 pm-10:30 pm

Nonstop6h 45m

Denpasar Bali Ngurah Rai

Mon 6/15

11:20 pm-10:50 am

1 stop9h 30m

$464

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Fri 5/22

2:20 pm-10:15 pm

1 stop9h 55m

Denpasar Bali Ngurah Rai

Fri 5/29

11:20 pm-10:50 am

1 stop9h 30m

$480

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/6

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Sydney to Southeast Asia

Have a flexible travel schedule? Discover the best time to fly to Southeast Asia from Sydney with our price prediction graph.
Estimated round-trip 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 Sydney to Southeast Asia

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

Booking 85 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?

Currently, May is the cheapest month in which you can book a flight from Sydney to Southeast Asia (average of $421). Flying from Sydney to Southeast Asia in December is currently the most expensive (average of $887). 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 SYD to YJX?

Find hourly flight availability from Sydney 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 May 8, 2026.

It’s typically best to fly out from Sydney to Southeast Asia in the morning. Doing so could potentially save you 13% 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?

Use this chart to determine the cheapest time to fly round-trip from Sydney to Southeast Asia. Price data was last updated on May 2, 2026.

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

Explore weekly flight availability from Sydney to Southeast Asia. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated May 8, 2026.

The most flights from SYD to zzYJX are scheduled on a Monday (17 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (17 on average).

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 May 8, 2026.
Read reviews from past customers who have flown Virgin Australia,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.
Virgin Australia
7.6
Good
451 reviews

Overall

7.6

Food

6.4

Boarding

7.7

Crew

8.2

Entertainment

6.4

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Virgin Australia
7.6
Good
451 reviews
Virgin Australia
7.6
Good
451 reviews

Overall

7.6

Food

6.4

Boarding

7.7

Crew

8.2

Entertainment

6.4

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Cebu Pacific
6.8
Okay
216 reviews
Virgin Australia
7.6
Good
451 reviews

Overall

7.6

Food

6.4

Boarding

7.7

Crew

8.2

Entertainment

6.4

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Jetstar
6.5
Okay
538 reviews
Virgin Australia
7.6
Good
451 reviews

Overall

7.6

Food

6.4

Boarding

7.7

Crew

8.2

Entertainment

6.4

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
Batik Air
5.9
Fair
83 reviews
Virgin Australia
7.6
Good
451 reviews

Overall

7.6

Food

6.4

Boarding

7.7

Crew

8.2

Entertainment

6.4

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now
VietJet Air
5.6
Fair
167 reviews
Virgin Australia
7.6
Good
451 reviews

Overall

7.6

Food

6.4

Boarding

7.7

Crew

8.2

Entertainment

6.4

Comfort

7.5

Reviews

1 / 20
8.0
Excellent

Elio,Jan 2026

MEL - ADL

Starting to be as efficient as qantas… bar the food offerings Virgin is up there now

Related info for your journey

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

    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.

  • How long is the flight from Sydney to Southeast Asia?

    For as low as $337, Jetstar can have you in Southeast Asia from Sydney in 8h 50m. The distance between Sydney and Southeast Asia is about 4250 mi. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as $138 on VietJet Air. Other airlines that offer cheap prices include Scoot from $144 and Jetstar from $147 one-way.

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

    Most travelers choose Sydney Kingsford Smith - Denpasar Bali Ngurah Rai, Sydney Kingsford Smith - Ho Chi Minh City or Sydney Kingsford Smith - Hanoi Noibai when deciding on the best route from Sydney to Southeast Asia.

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

    No one likes to see their flight delayed. When booking a flight from Sydney to Southeast Asia consider choosing Gulf Air (96%), Austrian Airlines (95%) or Lufthansa (95%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Sydney to Southeast Asia?

    The cheapest flight price from Sydney to Southeast Asia is $456. On average you can expect to pay $1,423. The most popular route, (Sydney Kingsford Smith - Denpasar Bali Ngurah Rai), can usually be booked for $303.

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

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

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

    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.

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

    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.

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

    Currently, May is the cheapest month in which you can book a flight from Sydney to Southeast Asia (average of $421). Flying from Sydney to Southeast Asia in December is currently the most expensive (average of $887). 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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Top 10 airlines flying from Sydney to Southeast Asia

Discover the top 10 airlines that operate flights from Sydney 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 2,558,603 searches. Data last updated May 8, 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$172Average$405FlexibilityNo cancel feeOn-timeN/A
VietJet AirCheapest$236Average$427FlexibilityNo cancel feeOn-timeN/A
JetstarCheapest$236Average$515FlexibilityNo cancel feeOn-time74%
China SouthernCheapest$239Average$477FlexibilityNo cancel feeOn-time69%
Cebu PacificCheapest$296Average$565FlexibilityNo cancel feeOn-time64%
Vietnam AirlinesCheapest$392Average$631FlexibilityNo cancel feeOn-time81%
Philippine AirlinesCheapest$420Average$615FlexibilityNo cancel feeOn-time60%
Singapore AirlinesCheapest$495Average$777FlexibilityNo cancel feeOn-time81%
EmiratesCheapest$543Average$720FlexibilityNo cancel feeOn-time75%
Qantas AirwaysCheapest$589Average$764FlexibilityNo cancel feeOn-time74%

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