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Cheap flights from Sydney to Southeast Asia from $225

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 6/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
6 Aug — 13 Aug1
1 adult

Cheap 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 1 August 2025.

Round-trip from

$435

One-way from

$225

Popular in

December

Cheapest in

February

Average price

$933
Jetstar
  • Jetstar
  • 10/8-24/8
  • Nonstop
  • 17h 20m total
  • Sydney to Southeast Asia
Search Deals
Scoot
  • Scoot
  • 6/8
  • Nonstop
  • 8h 25m total
  • Sydney to Southeast Asia
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($288 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($61 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2025
Search Deals

Find 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 1 August 2025.

Sun 10/815:10SYD - SGN
Nonstop8h 50mJetstar
Sun 24/822:40SGN - SYD
Nonstop8h 30mJetstar
Deal found 31/7$435
Thu 14/815:10SYD - SGN
Nonstop8h 50mMultiple Airlines
Thu 18/909:20SGN - SYD
1 stop23h 15mMultiple Airlines
Deal found 31/7$438
Thu 20/1120:20SYD - SGN
1 stop24h 30mScoot
Thu 4/1209:05SGN - SYD
1 stop24h 00mScoot
Deal found 31/7$452
Mon 3/1121:50SYD - HKT
1 stop16h 45mMultiple Airlines
Thu 27/1115:40HKT - SYD
1 stop13h 35mMultiple Airlines
Deal found 29/7$469
Fri 17/1013:50SYD - SIN
Nonstop8h 25mScoot
Fri 24/1009:45SIN - SYD
Nonstop7h 25mScoot
Deal found 30/7$470
Tue 2/920:45SYD - KUL
1 stop23h 10mScoot
Mon 8/911:55KUL - SYD
1 stop21h 40mScoot
Deal found 30/7$483
Mon 20/1013:50SYD - HKT
1 stop33h 45mScoot
Mon 3/1110:55HKT - SYD
1 stop29h 40mScoot
Deal found 31/7$484
Mon 25/810:15SYD - SGN
Nonstop8h 50mVietJet Air
Fri 5/919:55SGN - SYD
Nonstop8h 25mVietJet Air
Deal found 30/7$494
Sun 31/809:15SYD - MNL
1 stop14h 55mMultiple Airlines
Sun 7/906:55MNL - SYD
1 stop26h 20mMultiple Airlines
Deal found 31/7$497
Mon 13/1021:25SYD - SZB
1 stop18h 35mScoot
Thu 30/1014:10SZB - SYD
1 stop25h 55mScoot
Deal found 30/7$498
Wed 15/1013:50SYD - BKK
1 stop28h 35mScoot
Sat 15/1118:35BKK - SYD
1 stop22h 00mScoot
Deal found 31/7$498
Thu 28/820:45SYD - SIN
Nonstop8h 25mMultiple Airlines
Wed 3/921:20SIN - SYD
1 stop20h 40mMultiple Airlines
Deal found 30/7$500

Cheapflights Fare Finder

 
Customise 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 647,157 searches. Data last updated 1 August 2025.
Use the filters below to find and compare flights from Sydney to Southeast Asia that are best for you.

Fly from

Sydney

Fly to

Southeast Asia

Route

Depart

Return

Price

SydneyHo Chi Minh City

SYD - SGN

SYDSGN

Sydney Kingsford Smith

Sun 10/8

15:10-21:00

Nonstop8h 50m

Ho Chi Minh City

Sun 24/8

22:40-10:10

Nonstop8h 30m

$435

SydneyHo Chi Minh City

SYD - SGN

SYDSGN

Sydney Kingsford Smith

Thu 14/8

15:10-21:00

Nonstop8h 50m

Ho Chi Minh City

Thu 18/9

09:20-11:35

1 stop23h 15m

$438

SydneyHo Chi Minh City

SYD - SGN

SYDSGN

Sydney Kingsford Smith

Wed 15/10

13:50-14:35

1 stop28h 45m

Ho Chi Minh City

Wed 12/11

15:40-19:05

1 stop23h 25m

$452

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Mon 3/11

21:50-10:35

1 stop16h 45m

Phuket City

Thu 27/11

15:40-09:15

1 stop13h 35m

$469

SydneySingapore

SYD - SIN

SYDSIN

Sydney Kingsford Smith

Fri 17/10

13:50-19:15

Nonstop8h 25m

Singapore Changi

Thu 23/10

02:00-12:35

Nonstop7h 35m

$470

SydneyKuala Lumpur

SYD - KUL

SYDKUL

Sydney Kingsford Smith

Tue 2/9

20:45-17:55

1 stop23h 10m

Kuala Lumpur Intl

Mon 8/9

11:55-11:35

1 stop21h 40m

$483

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Mon 20/10

13:50-19:35

1 stop33h 45m

Phuket City

Mon 3/11

10:55-20:35

1 stop29h 40m

$484

SydneyHo Chi Minh City

SYD - SGN

SYDSGN

Sydney Kingsford Smith

Mon 25/8

10:15-16:05

Nonstop8h 50m

Ho Chi Minh City

Fri 5/9

19:55-07:20

Nonstop8h 25m

$494

SydneyManila

SYD - MNL

SYDMNL

Sydney Kingsford Smith

Sun 31/8

09:15-22:10

1 stop14h 55m

Manila Ninoy Aquino Intl

Sun 7/9

06:55-11:15

1 stop26h 20m

$497

SydneyKuala Lumpur

SYD - SZB

SYDSZB

Sydney Kingsford Smith

Mon 13/10

21:25-13:00

1 stop18h 35m

Kuala Lumpur Subang

Thu 30/10

14:10-19:05

1 stop25h 55m

$498

Flights are sorted by cheapest return flights first.

Deals found on 1/8

Showing 1-10 of 59 results
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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 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 Sydney to Southeast Asia

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

Currently, February is the cheapest month in which you can book a flight from Sydney to Southeast Asia (average of $489). Flying from Sydney to Southeast Asia in December is currently the most expensive (average of $911). 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 1 August 2025.

When flying from Sydney to Southeast Asia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 1 August 2025.

The most flights from SYD to zzYJX are scheduled on a Monday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (18 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 1 August 2025.
Get a feel of what it's like to fly with Hainan Airlines, Garuda Indonesia, andChina Southern from Sydney 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.
Hainan Airlines
8.2
Very Good
43 reviews
Check prices

Entertainment

7.4

Comfort

8.0

Boarding

8.5

Food

8.4

Overall

8.2

Crew

8.8

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Hainan Airlines
8.2
Very Good
43 reviews
Hainan Airlines
8.2
Very Good
43 reviews
Check prices

Entertainment

7.4

Comfort

8.0

Boarding

8.5

Food

8.4

Overall

8.2

Crew

8.8

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Garuda Indonesia
8.1
Very Good
79 reviews
Hainan Airlines
8.2
Very Good
43 reviews
Check prices

Entertainment

7.4

Comfort

8.0

Boarding

8.5

Food

8.4

Overall

8.2

Crew

8.8

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
China Southern
7.6
Good
104 reviews
Hainan Airlines
8.2
Very Good
43 reviews
Check prices

Entertainment

7.4

Comfort

8.0

Boarding

8.5

Food

8.4

Overall

8.2

Crew

8.8

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Virgin Australia
7.5
Good
411 reviews
Hainan Airlines
8.2
Very Good
43 reviews
Check prices

Entertainment

7.4

Comfort

8.0

Boarding

8.5

Food

8.4

Overall

8.2

Crew

8.8

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Qantas Airways
7.5
Good
887 reviews
Hainan Airlines
8.2
Very Good
43 reviews
Check prices

Entertainment

7.4

Comfort

8.0

Boarding

8.5

Food

8.4

Overall

8.2

Crew

8.8

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

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?

    Located just 7.5 km from the city centre, Sydney Kingsford Smith (SYD) is the airport most travellers will use when flying to Southeast Asia from Sydney.

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

    For one-way options, check prices for Scoot. According to our data, you can fly for as low as $225. Users have also found prices from $250 and $258 on Jetstar and AirAsia X, respectively.

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

    While some choose either Sydney Kingsford Smith - Denpasar Bali Ngurah Rai or Sydney Kingsford Smith - Manila Ninoy Aquino Intl, Sydney Kingsford Smith - Bangkok Suvarnabhumi is the most popular route from Sydney to Southeast Asia.

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

    Before booking your flight to Southeast Asia from Sydney, have a look at the most reliable airlines to get you to your destination on time: Austrian Airlines (72%), Lufthansa (72%), Gulf Air( 65%).

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

    On average you can expect to pay $3,697 for a flight from Sydney to Southeast Asia. The cheapest flight overall is $566 while the most popular route, (Sydney Kingsford Smith - Bangkok Suvarnabhumi) is currently priced at $483.

  • 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 holiday 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, February is the cheapest month in which you can book a flight from Sydney to Southeast Asia (average of $489). Flying from Sydney to Southeast Asia in December is currently the most expensive (average of $911). 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

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Alternative routes for Sydney to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
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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 647,157 searches. Data last updated 1 August 2025.
AirlineCheapestAverageFlexibilityOn-time
A.P.G.Cheapest$461Average$1,007FlexibilityNo cancel feeOn-timeN/A
Search A.P.G. flights
Hainan AirlinesCheapest$558Average$814FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
China SouthernCheapest$559Average$1,169FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Sichuan AirlinesCheapest$573Average$853FlexibilityNo cancel feeOn-time63%
Search Sichuan Airlines flights
XiamenAirCheapest$591Average$993FlexibilityNo cancel feeOn-time49%
Search XiamenAir flights
Thai AirAsia XCheapest$597Average$1,065FlexibilityNo cancel feeOn-timeN/A
Search Thai AirAsia X flights
China EasternCheapest$677Average$1,288FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Malaysia AirlinesCheapest$683Average$1,060FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China AirlinesCheapest$700Average$1,083FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Vietnam AirlinesCheapest$703Average$891FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

When you search for this flight from Sydney to Southeast Asia, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Sydney to Southeast Asia for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Certainly. Search results for flights to Southeast Asia from Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Yes, Cheapflights offers price alerts on Sydney to Southeast Asia flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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