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Southeast Asia

$184+ 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 10/25. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
Sep 6 — Sep 131
Sun 9/6
Sun 9/13
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 August 7, 2026.

This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1111:15 am -
Nonstop8h 50m
Sun 10/2510:40 pm -
Nonstop8h 50m
Deal found 8/6$368
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/103:10 pm -
Nonstop8h 50m
Sun 9/1310:40 pm -
Nonstop8h 30m
Deal found 8/4$369
This CheapOair deal was found by Cheapflights users on 8/7. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/77:55 am -
Nonstop6h 30m
Tue 11/179:25 pm -
Nonstop6h 05m
Deal found 8/7$370
This Expedia deal was found by Cheapflights users on 8/5. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/86:20 pm -
1 stop30h 55m
Tue 12/1511:20 pm -
1 stop9h 30m
Deal found 8/5$371
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/195:35 pm -
Nonstop6h 25m
Thu 11/269:25 pm -
Nonstop6h 05m
Deal found 8/6$372
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1112:05 pm -
Nonstop8h 35m
Tue 11/1710:40 pm -
Nonstop8h 50m
Deal found 8/4$372
This Kiwi.com deal was found by Cheapflights users on 8/6. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/97:55 am -
Nonstop6h 30m
Mon 11/168:05 pm -
1 stop19h 45m
Deal found 8/6$373
This Booking.com deal was found by Cheapflights users on 8/5. 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.
Tue 10/202:00 pm -
1 stop13h 05m
Tue 10/278:05 pm -
1 stop19h 45m
Deal found 8/5$374
This Kiwi.com deal was found by Cheapflights users on 8/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/308:05 pm -
2 stops30h 10m
Tue 11/2410:40 pm -
Nonstop8h 50m
Deal found 8/4$374
This Booking.com deal was found by Cheapflights users on 8/3. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/268:05 pm -
1 stop17h 05m
Tue 10/272:35 pm -
1 stop25h 15m
Deal found 8/3$375
This CheapOair deal was found by Cheapflights users on 8/6. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/167:55 am -
Nonstop6h 30m
Wed 11/259:25 pm -
Nonstop6h 05m
Deal found 8/6$376
This Kiwi.com deal was found by Cheapflights users on 8/3. 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.
Tue 10/135:25 pm -
Nonstop6h 35m
Tue 10/2010:15 pm -
1 stop19h 20m
Deal found 8/3$377

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 August 7, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$369
(Kiwi.com)

One-way from

$184
(CheapOair)

Popular in

December

Cheapest in

October

Average price

$539
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. 22% potential increase in price ($173 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($47 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in August 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 August 7, 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

SydneyDenpasar

SYD Sydney Kingsford Smith - DPS Denpasar Bali Ngurah Rai

SYDDPS

Sydney Kingsford Smith

Thu 11/12

12:00 pm-8:55 pm

1 stop11h 55m

Denpasar Bali Ngurah Rai

Tue 11/17

10:30 pm-7:40 am

Nonstop6h 10m

$383
Quickest round-trip

SydneyDenpasar

SYD Sydney Kingsford Smith - DPS Denpasar Bali Ngurah Rai

SYDDPS

Sydney Kingsford Smith

Fri 10/30

5:45 pm-9:15 pm

Nonstop6h 30m

Denpasar Bali Ngurah Rai

Fri 11/6

10:30 pm-7:40 am

Nonstop6h 10m

$386

SydneyManila

SYD Sydney Kingsford Smith - MNL Manila Ninoy Aquino Intl

SYDMNL

Sydney Kingsford Smith

Wed 11/4

9:50 pm-12:15 pm

1 stop17h 25m

Manila Ninoy Aquino Intl

Sat 11/7

12:55 pm-9:15 am

1 stop17h 20m

$401

SydneyKuala Lumpur

SYD Sydney Kingsford Smith - KUL Kuala Lumpur Intl

SYDKUL

Sydney Kingsford Smith

Sun 8/23

9:45 am-4:55 pm

Nonstop9h 10m

Kuala Lumpur Intl

Sat 9/5

10:00 pm-8:20 am

Nonstop8h 20m

$433

SydneyDenpasar

SYD Sydney Kingsford Smith - DPS Denpasar Bali Ngurah Rai

SYDDPS

Sydney Kingsford Smith

Thu 10/15

6:45 pm-10:30 pm

Nonstop6h 45m

Denpasar Bali Ngurah Rai

Thu 10/22

11:35 pm-8:35 am

Nonstop6h 00m

$451

SydneyKuala Lumpur

SYD Sydney Kingsford Smith - KUL Kuala Lumpur Intl

SYDKUL

Sydney Kingsford Smith

Sun 10/11

10:45 am-4:55 pm

Nonstop9h 10m

Kuala Lumpur Intl

Sat 10/24

10:00 pm-9:20 am

Nonstop8h 20m

$481

SydneySingapore

SYD Sydney Kingsford Smith - SIN Singapore Changi

SYDSIN

Sydney Kingsford Smith

Sat 1/16

4:20 pm-9:25 pm

Nonstop8h 05m

Singapore Changi

Mon 2/8

8:05 pm-6:55 am

Nonstop7h 50m

$543

SydneySingapore

SYD Sydney Kingsford Smith - SIN Singapore Changi

SYDSIN

Sydney Kingsford Smith

Thu 11/19

4:20 pm-9:25 pm

Nonstop8h 05m

Singapore Changi

Mon 11/23

8:05 pm-6:55 am

Nonstop7h 50m

$543

SydneyPhuket City

SYD Sydney Kingsford Smith - HKT Phuket City

SYDHKT

Sydney Kingsford Smith

Wed 8/26

8:50 pm-8:05 am

1 stop14h 15m

Phuket City

Sun 8/30

7:50 pm-6:20 pm

1 stop19h 30m

$554

SydneyDenpasar

SYD Sydney Kingsford Smith - DPS Denpasar Bali Ngurah Rai

SYDDPS

Sydney Kingsford Smith

Thu 8/27

10:30 am-10:00 pm

1 stop13h 30m

Denpasar Bali Ngurah Rai

Thu 9/3

11:20 pm-3:50 pm

1 stop14h 30m

$562

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/2

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

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

Currently, November 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 $965). 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 August 7, 2026.

It’s typically best to fly out from Sydney to Southeast Asia at noon. Doing so could potentially save you 13% on the flight price compared to flying in the afternoon, which is usually more expensive.

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 August 7, 2026.

The most flights from SYD to zzYJX are scheduled on a Monday (17 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

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 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 August 1, 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. Tuesday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 August 7, 2026.
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.
Qantas Airways
7.5
Good
1,079 reviews

Entertainment

7.2

Overall

7.5

Boarding

7.7

Crew

8.1

Food

7.0

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
Qantas Airways
7.5
Good
1,079 reviews
Qantas Airways
7.5
Good
1,079 reviews

Entertainment

7.2

Overall

7.5

Boarding

7.7

Crew

8.1

Food

7.0

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
Cebu Pacific
6.8
Okay
222 reviews
Qantas Airways
7.5
Good
1,079 reviews

Entertainment

7.2

Overall

7.5

Boarding

7.7

Crew

8.1

Food

7.0

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
Jetstar
6.5
Okay
566 reviews
Qantas Airways
7.5
Good
1,079 reviews

Entertainment

7.2

Overall

7.5

Boarding

7.7

Crew

8.1

Food

7.0

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
Batik Air
5.9
Fair
85 reviews
Qantas Airways
7.5
Good
1,079 reviews

Entertainment

7.2

Overall

7.5

Boarding

7.7

Crew

8.1

Food

7.0

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!
VietJet Air
5.6
Fair
173 reviews
Qantas Airways
7.5
Good
1,079 reviews

Entertainment

7.2

Overall

7.5

Boarding

7.7

Crew

8.1

Food

7.0

Comfort

7.4

Reviews

1 / 20
10.0
Excellent

Tania,May 2026

SYD - DFW

The trip was great and the flight attendants were lovely. It was my honeymoon and ai thought I lost my gold brecelet. They searched until they found it and gave us a bottle of champaign to celebrate our honeymoon. They were lovely!

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 $431, Virgin Australia can have you in Southeast Asia from Sydney in 9h 10m. The distance between Sydney and Southeast Asia is about 4089 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 $140 on VietJet Air. Other airlines that offer cheap prices include Batik Air from $151 and Cebu Pacific from $153 one-way.

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

    Most travelers choose Sydney Kingsford Smith - Bangkok Suvarnabhumi, Sydney Kingsford Smith - Ho Chi Minh City or Sydney Kingsford Smith - Manila Ninoy Aquino Intl 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 Lufthansa (70%), Austrian Airlines (69%) or Oman Air (58%) 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 $453. On average you can expect to pay $2,076. The most popular route, (Sydney Kingsford Smith - Bangkok Suvarnabhumi), can usually be booked for $480.

  • 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, November 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 $965). 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 August 7, 2026.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapest$171Average$460FlexibilityNo cancel feeOn-timeN/A
ScootCheapest$172Average$440FlexibilityNo cancel feeOn-timeN/A
China SouthernCheapest$217Average$477FlexibilityNo cancel feeOn-time69%
JetstarCheapest$289Average$519FlexibilityNo cancel feeOn-time74%
Cebu PacificCheapest$308Average$552FlexibilityNo cancel feeOn-time64%
Vietnam AirlinesCheapest$442Average$883FlexibilityNo cancel feeOn-time81%
Philippine AirlinesCheapest$455Average$666FlexibilityNo cancel feeOn-time60%
Malaysia AirlinesCheapest$525Average$901FlexibilityNo cancel feeOn-time67%
Singapore AirlinesCheapest$531Average$754FlexibilityNo cancel feeOn-time81%
EmiratesCheapest$574Average$782FlexibilityNo cancel feeOn-time75%

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