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Cheap flights from Bangkok to Sydney from $305

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 27/2. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SYD
21 Feb — 28 Feb1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Bangkok to Sydney Kingsford Smith are usually found in July or August, booked 18 days in advance, depart on a Sunday or Saturday and return on a Wednesday

Cheap flight deals from Bangkok to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Bangkok to Sydney
Explore the most affordable flight options available from Bangkok to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 January 2026.

Mon 9/223:10
BKK
-
SYD
1 stop33h 10m
Scoot
Mon 16/220:05
SYD
-
BKK
1 stop27h 00m
Scoot
Deal found 19/1$668
Thu 12/311:50
BKK
-
SYD
1 stop20h 30m
Scoot
Mon 23/313:35
SYD
-
BKK
1 stop31h 50m
Scoot
Deal found 20/1$669
Tue 17/209:15
BKK
-
SYD
1 stop29h 35m
Scoot
Thu 19/213:35
SYD
-
BKK
1 stop33h 30m
Scoot
Deal found 20/1$671
Wed 15/715:45
BKK
-
SYD
1 stop12h 35m
Multiple Airlines
Wed 12/820:50
SYD
-
BKK
1 stop14h 15m
Multiple Airlines
Deal found 20/1$674
Tue 14/712:20
DMK
-
SYD
1 stop18h 25m
Multiple Airlines
Mon 10/820:50
SYD
-
DMK
1 stop14h 00m
Multiple Airlines
Deal found 20/1$675
Thu 28/501:50
BKK
-
SYD
1 stop28h 30m
XiamenAir
Wed 3/611:25
SYD
-
BKK
1 stop16h 25m
XiamenAir
Deal found 22/1$677
Sun 8/314:25
BKK
-
SYD
2 stops17h 55m
Multiple Airlines
Sun 15/320:05
SYD
-
BKK
1 stop16h 10m
Multiple Airlines
Deal found 22/1$678
Mon 24/821:30
DMK
-
SYD
1 stop19h 05m
Multiple Airlines
Mon 7/910:15
SYD
-
DMK
1 stop16h 00m
Multiple Airlines
Deal found 20/1$681
Wed 11/214:00
BKK
-
SYD
1 stop14h 05m
Multiple Airlines
Wed 18/220:05
SYD
-
BKK
1 stop27h 00m
Multiple Airlines
Deal found 20/1$684
Wed 21/1013:40
DMK
-
SYD
1 stop14h 40m
Multiple Airlines
Wed 28/1021:50
SYD
-
DMK
1 stop14h 00m
Multiple Airlines
Deal found 20/1$686
Sat 25/719:55
BKK
-
SYD
1 stop32h 25m
Multiple Airlines
Thu 30/713:00
SYD
-
BKK
1 stop31h 00m
Multiple Airlines
Deal found 20/1$686
Sat 8/821:35
DMK
-
SYD
1 stop19h 00m
Multiple Airlines
Sat 5/910:15
SYD
-
DMK
1 stop16h 00m
Multiple Airlines
Deal found 21/1$687

Find flight deals from Bangkok to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 22 January 2026.

Round-trip from

$668

One-way from

$305

Popular in

January

Cheapest in

July

Average price

$1,433
Scoot
  • Scoot
  • 9/2-16/2
  • 2 total stops
  • 60h 10m total
  • Bangkok to Sydney
Search Deals
Scoot
  • Scoot
  • 27/2
  • 1 total stop
  • 15h 40m total
  • Bangkok to Sydney
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($167 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($43 potential savings vs. average return price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Bangkok to Sydney 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 22 January 2026.
Use the filters below to find and compare flights from Bangkok to Sydney that are best for you.

Fly from

Bangkok

Fly to

Sydney

Route

Depart

Return

Price

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 5/2

11:45-08:05

1 stop16h 20m

Sydney Kingsford Smith

Fri 6/2

20:05-19:05

1 stop27h 00m

$693

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sun 1/3

11:20-18:50

2 stops27h 30m

Sydney Kingsford Smith

Sun 15/3

11:15-23:10

1 stop15h 55m

$702

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Thu 19/2

20:45-09:15

2 stops32h 30m

Sydney Kingsford Smith

Thu 26/2

20:05-23:30

2 stops31h 25m

$715

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 19/2

09:15-06:15

2 stops17h 00m

Sydney Kingsford Smith

Thu 26/2

13:35-19:05

1 stop33h 30m

$724

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sun 1/3

11:20-18:50

2 stops27h 30m

Sydney Kingsford Smith

Thu 12/3

11:15-19:45

1 stop12h 30m

$726

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sun 1/3

19:40-18:50

3 stops43h 10m

Sydney Kingsford Smith

Sat 14/3

20:05-00:35

2 stops32h 30m

$739

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Fri 20/2

13:25-06:15

1 stop12h 50m

Sydney Kingsford Smith

Fri 27/2

10:45-23:30

2 stops16h 45m

$760

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Thu 19/2

06:40-07:25

2 stops20h 45m

Sydney Kingsford Smith

Sat 21/2

10:45-22:50

2 stops16h 05m

$776

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sun 10/5

13:40-07:20

1 stop14h 40m

Sydney Kingsford Smith

Sat 16/5

13:05-22:30

1 stop12h 25m

$785

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Wed 1/7

13:50-08:20

2 stops15h 30m

Sydney Kingsford Smith

Fri 10/7

13:00-23:00

1 stop13h 00m

$788

Flights are sorted by cheapest return flights first.

Deals found on 20/1

Showing 1-10 of 39 results
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Best time to book a flight from Bangkok to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Bangkok 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 Bangkok to Sydney

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

Use this chart to determine the optimal time to book a return flight from Bangkok to Sydney. Price data was last updated on 16 January 2026.

To ensure you get the cheapest price possible for a flight from Bangkok to Sydney, you should look to book at least 18 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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

Currently, March is the cheapest month in which you can book a flight from Bangkok to Sydney (average of $481). Flying from Bangkok to Sydney in January is currently the most expensive (average of $801). 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 BKK to SYD?

Find hourly flight availability from Bangkok to Sydney. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 January 2026.

When flying from Bangkok to Sydney, 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 Bangkok to Sydney

Explore weekly flight availability from Bangkok to Sydney. 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 22 January 2026.

The most flights from TH1 to SYD 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).

How often are flights from Bangkok to Sydney delayed?

About 18% of weekly flights between Bangkok and Sydney have experienced delays in the past year, with the average delay time being 99 minutes.

What is the most punctual flight time for Bangkok to Sydney flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Thursday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Bangkok to Sydney flights?

Over the past year, Thai Airways have had the lowest number of delays on this route, with just 14% of flights being delayed.

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 22 January 2026.
See what other customers who have flown with Emirates, Thai Airways, andQantas Airways from Bangkok to Sydney have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,487 reviews
Check prices

Entertainment

8.2

Food

7.9

Crew

8.3

Comfort

8.0

Overall

8.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
Emirates
8.1
Very Good
3,487 reviews
Emirates
8.1
Very Good
3,487 reviews
Check prices

Entertainment

8.2

Food

7.9

Crew

8.3

Comfort

8.0

Overall

8.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
Thai Airways
7.8
Good
379 reviews
Emirates
8.1
Very Good
3,487 reviews
Check prices

Entertainment

8.2

Food

7.9

Crew

8.3

Comfort

8.0

Overall

8.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
Qantas Airways
7.5
Good
973 reviews
Emirates
8.1
Very Good
3,487 reviews
Check prices

Entertainment

8.2

Food

7.9

Crew

8.3

Comfort

8.0

Overall

8.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
China Southern
7.3
Good
135 reviews
Emirates
8.1
Very Good
3,487 reviews
Check prices

Entertainment

8.2

Food

7.9

Crew

8.3

Comfort

8.0

Overall

8.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane
Scoot
6.7
Okay
315 reviews
Emirates
8.1
Very Good
3,487 reviews
Check prices

Entertainment

8.2

Food

7.9

Crew

8.3

Comfort

8.0

Overall

8.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane

Related info for your journey

Find useful and relevant information for your journey from Bangkok to Sydney. 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 into for flights to Sydney from Bangkok?

    For a flight from Bangkok to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 7.5 km from the centre vof the city. Kingsford Smith is the only Sydney airport and it handles 17 inbound flights from Bangkok per day. 8 airlines have flights to Sydney Kingsford Smith from Bangkok on a regular basis.

  • How long is the flight from Bangkok to Sydney?

    There are many flights that can get you from Bangkok to Sydney in 16h 20m. Fly via Sichuan Airlines to get the fastest option. The distance between Bangkok and Sydney is about 7509 km.

  • What are the cheapest airlines flying from Bangkok to Sydney round-trip?

    Our cheapest airline available from Bangkok to Sydney is Philippine Airlines. Our recent data shows that you can find tickets from as low as $284 on this airline. Additional options worth looking into are Scoot and Malaysia Airlines, starting at $333 and $370 round-trip. You may be able to fly from Bangkok to Sydney for 74% less than the average price by searching for these airlines.

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

    $213 is the cheapest one-way deal found within the past few days, from Sichuan Airlines. You may also be able to find cheap deals on AirAsia and Scoot, with prices starting from $231 and $250, respectively.

  • What are the most reliable airlines from Bangkok to Sydney?

    Consider Turkish Airlines (90%), Gulf Air (90%) or Oman Air (84%) when booking your flight. These represent the most reliable airlines when flying from Bangkok to Sydney.

  • What are the cheapest flights from Bangkok to Sydney?

    The cheapest flight price from Bangkok to Sydney is $644. On average you can expect to pay $1,926. The most popular route, (Bangkok Suvarnabhumi - Sydney Kingsford Smith), can usually be booked for $557.

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

    Yes. In addition to deals on Bangkok to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Bangkok to Sydney?

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

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

    Yes. Cheapflights offers flight deals from Bangkok to Sydney 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 Bangkok to Sydney?

    Currently, March is the cheapest month in which you can book a flight from Bangkok to Sydney (average of $481). Flying from Bangkok to Sydney in January is currently the most expensive (average of $801). 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

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Manly
Katoomba
Terrigal
Lithgow
Leura
Coogee
Cronulla
Randwick
Bondi Beach

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.

Top 8 airlines flying from Bangkok to Sydney

Discover the top 8 airlines that operate flights from Bangkok to Sydney. 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 22 January 2026.
AirlineCheapestAverageFlexibilityOn-time
Philippine AirlinesCheapest$284Average$771FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
ScootCheapest$333Average$597FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Malaysia AirlinesCheapest$370Average$1,015FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China SouthernCheapest$590Average$642FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Qantas AirwaysCheapest$918Average$1,147FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
EmiratesCheapest$954Average$1,072FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Singapore AirlinesCheapest$1,007Average$1,118FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest$1,143Average$1,334FlexibilityNo cancel feeOn-time77%
Search Thai Airways 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 Bangkok to Sydney?

Cheapflights helps you search for flights from Bangkok to Sydney via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Bangkok to Sydney 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 Bangkok to Sydney with no change fees?

Yes! Cheapflights helps users easily find flights from Bangkok to Sydney with no change fees.

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

Not ready to book yet? You can track prices for flights from Bangkok to Sydney on Cheapflights with our Price Alert feature and get notified when better prices are available.

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