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Cheap flights from Sydney to Southeast Asia from C$ 229

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 1/2. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
11 Jan — 18 Jan1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Sydney to Southeast Asia

Enter your travel dates to find the best prices.

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 12 December 2025.

Sun 14/121:50 p.m.SYD - DPS
1 stop11h 25mVirgin Australia
Fri 19/1211:20 p.m.DPS - SYD
1 stop11h 30mVirgin Australia
Deal found 11/12C$ 492
Sun 14/121:50 p.m.SYD - DPS
1 stop11h 25mVirgin Australia
Wed 17/1211:20 p.m.DPS - SYD
1 stop10h 30mVirgin Australia
Deal found 11/12C$ 514
Fri 12/128:00 a.m.SYD - DPS
1 stop9h 45mVirgin Australia
Sun 14/1211:20 p.m.DPS - SYD
1 stop11h 30mVirgin Australia
Deal found 10/12C$ 521
Sat 20/127:00 a.m.SYD - DPS
1 stop10h 45mVirgin Australia
Sat 27/1211:20 p.m.DPS - SYD
1 stop10h 30mVirgin Australia
Deal found 10/12C$ 543
Tue 16/122:25 p.m.SYD - DPS
1 stop10h 50mVirgin Australia
Tue 23/1210:30 p.m.DPS - SYD
Nonstop6h 10mVirgin Australia
Deal found 10/12C$ 665
Mon 15/121:00 p.m.SYD - DPS
1 stop10h 55mVirgin Australia
Mon 22/1211:20 p.m.DPS - SYD
1 stop9h 30mVirgin Australia
Deal found 10/12C$ 670
Thu 11/128:50 a.m.SYD - DPS
Nonstop7h 15mBatik Air
Sat 27/129:10 p.m.DPS - SYD
Nonstop6h 05mBatik Air
Deal found 10/12C$ 685
Thu 11/129:00 a.m.SYD - DPS
1 stop8h 45mVirgin Australia
Sun 14/123:00 p.m.DPS - SYD
2 stops17h 25mVirgin Australia
Deal found 9/12C$ 770
Wed 17/126:35 a.m.SYD - SIN
1 stop14h 20mJetstar
Wed 24/129:00 p.m.SIN - SYD
1 stop12h 30mJetstar
Deal found 11/12C$ 1,080
Tue 23/127:40 p.m.SYD - SIN
1 stop22h 30mHainan Airlines
Sun 4/14:40 a.m.SIN - SYD
1 stop31h 15mHainan Airlines
Deal found 10/12C$ 1,156
Mon 22/127:40 p.m.SYD - SIN
1 stop18h 30mHainan Airlines
Sun 4/14:40 a.m.SIN - SYD
1 stop31h 15mHainan Airlines
Deal found 10/12C$ 1,236
Mon 22/127:40 p.m.SYD - SIN
1 stop18h 30mMultiple Airlines
Sun 4/111:30 p.m.SIN - SYD
1 stop18h 05mMultiple Airlines
Deal found 10/12C$ 1,335

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 12 December 2025.

Round-trip from

C$ 396

One-way from

C$ 229

Popular in

December

Cheapest in

March

Average price

C$ 1,404
Jetstar
  • Jetstar
  • 22/2-24/2
  • Nonstop
  • 12h 30m total
  • Sydney to Southeast Asia
Search Deals
Jetstar
  • Jetstar
  • 1/2
  • Nonstop
  • 6h 25m total
  • Sydney to Southeast Asia
Search Deals
Highest demand for flights based on searches. 27% potential increase in price (C$ 391 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (C$ 85 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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 629,999 searches. Data last updated 12 December 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

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Sun 22/2

6:35 a.m.-9:55 a.m.

Nonstop6h 20m

Denpasar Bali Ngurah Rai

Wed 25/2

10:20 p.m.-7:25 a.m.

Nonstop6h 05m

C$ 396

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Fri 6/2

5:35 p.m.-9:00 p.m.

Nonstop6h 25m

Denpasar Bali Ngurah Rai

Sat 21/2

11:15 a.m.-8:15 p.m.

Nonstop6h 00m

C$ 441

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Mon 26/1

5:35 p.m.-9:00 p.m.

Nonstop6h 25m

Denpasar Bali Ngurah Rai

Mon 2/2

10:15 a.m.-10:05 p.m.

1 stop8h 50m

C$ 474

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Wed 13/5

7:05 a.m.-11:35 a.m.

Nonstop6h 30m

Denpasar Bali Ngurah Rai

Thu 21/5

10:15 p.m.-6:05 a.m.

Nonstop5h 50m

C$ 548

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Mon 16/2

5:45 p.m.-9:15 p.m.

Nonstop6h 30m

Denpasar Bali Ngurah Rai

Thu 19/2

3:50 p.m.-7:55 a.m.

1 stop13h 05m

C$ 563

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Fri 13/2

7:15 a.m.-10:45 a.m.

Nonstop6h 30m

Denpasar Bali Ngurah Rai

Sat 28/2

9:10 p.m.-6:15 a.m.

Nonstop6h 05m

C$ 583

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Sat 16/5

7:05 a.m.-11:35 a.m.

Nonstop6h 30m

Denpasar Bali Ngurah Rai

Thu 21/5

10:15 p.m.-6:05 a.m.

Nonstop5h 50m

C$ 583

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Mon 11/5

7:05 a.m.-11:35 a.m.

Nonstop6h 30m

Denpasar Bali Ngurah Rai

Mon 18/5

10:15 p.m.-6:05 a.m.

Nonstop5h 50m

C$ 599

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Tue 12/5

7:05 a.m.-11:35 a.m.

Nonstop6h 30m

Denpasar Bali Ngurah Rai

Wed 20/5

10:15 p.m.-6:05 a.m.

Nonstop5h 50m

C$ 599

SydneyDenpasar

SYD - DPS

SYDDPS

Sydney Kingsford Smith

Mon 11/5

7:05 a.m.-11:35 a.m.

Nonstop6h 30m

Denpasar Bali Ngurah Rai

Tue 19/5

10:15 p.m.-6:05 a.m.

Nonstop5h 50m

C$ 599

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/12

Showing 1-10 of 46 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 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, March is the cheapest month in which you can book a flight from Sydney to Southeast Asia (average of C$ 236). Flying from Sydney to Southeast Asia in December is currently the most expensive (average of C$ 599). 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 12 December 2025.

It’s typically best to fly out from Sydney to Southeast Asia in the evening. Doing so could potentially save you 47% 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 14 September 2025.

Travelers seeking maximum savings on their Sydney to Southeast Asia flight should consider departing on Tuesday afternoons when fares are most often at their lowest. Saturday 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 12 December 2025.

The most flights from SYD to zzYJX are scheduled on a Monday (17 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (16 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 12 December 2025.
Read through reviews of airlines operating flights from Sydney to Southeast Asia, such as Cebu Pacific,Batik Air, andVietJet Air. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Cebu Pacific
6.8
Okay
203 reviews
Check prices

Comfort

6.7

Boarding

6.7

Food

5.8

Crew

7.5

Entertainment

5.3

Overall

6.8

Reviews

1 / 13
6.0
Good

Firuz,Jul 2025

MNL - ICN

Display for boarding gate was catastrophic and boarding process was chaotic. Very confusing. That was however likely due to disorganised airport and not fault of Cebu pacific. However Cebu pacific could have had one staff member staying with passenger to answer questions if those arise.
Cebu Pacific
6.8
Okay
203 reviews
Cebu Pacific
6.8
Okay
203 reviews
Check prices

Comfort

6.7

Boarding

6.7

Food

5.8

Crew

7.5

Entertainment

5.3

Overall

6.8

Reviews

1 / 13
6.0
Good

Firuz,Jul 2025

MNL - ICN

Display for boarding gate was catastrophic and boarding process was chaotic. Very confusing. That was however likely due to disorganised airport and not fault of Cebu pacific. However Cebu pacific could have had one staff member staying with passenger to answer questions if those arise.
Batik Air
5.8
Fair
76 reviews
Cebu Pacific
6.8
Okay
203 reviews
Check prices

Comfort

6.7

Boarding

6.7

Food

5.8

Crew

7.5

Entertainment

5.3

Overall

6.8

Reviews

1 / 13
6.0
Good

Firuz,Jul 2025

MNL - ICN

Display for boarding gate was catastrophic and boarding process was chaotic. Very confusing. That was however likely due to disorganised airport and not fault of Cebu pacific. However Cebu pacific could have had one staff member staying with passenger to answer questions if those arise.
VietJet Air
5.6
Fair
153 reviews
Cebu Pacific
6.8
Okay
203 reviews
Check prices

Comfort

6.7

Boarding

6.7

Food

5.8

Crew

7.5

Entertainment

5.3

Overall

6.8

Reviews

1 / 13
6.0
Good

Firuz,Jul 2025

MNL - ICN

Display for boarding gate was catastrophic and boarding process was chaotic. Very confusing. That was however likely due to disorganised airport and not fault of Cebu pacific. However Cebu pacific could have had one staff member staying with passenger to answer questions if those arise.

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 7.5 km from the city centre, 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?

    Departing from Sydney to Southeast Asia will take you 6h 20m. The distance between Sydney and Southeast Asia is about 4619 km. All flights are typically direct.

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

    To fly one-way, consider booking your trip with Scoot, which is currently one of the cheapest options available, starting at C$ 178. Cebu Pacific flights start at C$ 232 while deals on Batik Air start at C$ 236 one-way.

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

    Before booking your flight to Southeast Asia from Sydney, check out the most reliable airlines to get you to your destination on time: Lufthansa (98%), Austrian Airlines (98%), Thai Airways( 88%).

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

    While on average a flight from Sydney to Southeast Asia is generally C$ 1,278, our data shows the cheapest flight currently is C$ 666. When looking at the most popular route, (Sydney Kingsford Smith - Singapore Changi), you can expect to pay C$ 332 for that flight.

  • 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, March is the cheapest month in which you can book a flight from Sydney to Southeast Asia (average of C$ 236). Flying from Sydney to Southeast Asia in December is currently the most expensive (average of C$ 599). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Sydney to Southeast Asia

See prices for flight routes from nearby airports that may be better suited for you.
Sydney to Singapore flights
Sydney to Denpasar flights

Top 3 airlines flying from Sydney to Southeast Asia

Discover the top 3 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 629,999 searches. Data last updated 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
Cebu PacificCheapestC$ 386AverageC$ 567FlexibilityNo cancel feeOn-time64%
Search Cebu Pacific flights
VietJet AirCheapestC$ 395AverageC$ 1,244FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
ScootCheapestC$ 409AverageC$ 463FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights

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

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

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