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Cheap flights from Bangkok to Sydney from $294

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 24/5. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SYD
11 Jan — 18 Jan1
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 88 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 12 December 2025.

Sun 28/1220:05BKK - SYD
1 stop32h 00mMultiple Airlines
Mon 12/113:30SYD - BKK
1 stop17h 35mMultiple Airlines
Deal found 11/12$843
Wed 10/1219:10BKK - SYD
1 stop15h 45mHainan Airlines
Sun 14/1219:40SYD - BKK
1 stop18h 25mHainan Airlines
Deal found 10/12$879
Tue 16/1211:10BKK - SYD
1 stop26h 10mHainan Airlines
Wed 24/1221:00SYD - BKK
1 stop25h 05mHainan Airlines
Deal found 11/12$883
Tue 16/1219:10BKK - SYD
1 stop18h 10mHainan Airlines
Tue 23/1221:00SYD - BKK
1 stop17h 05mHainan Airlines
Deal found 11/12$885
Sun 28/1208:35DMK - SYD
1 stop20h 40mMultiple Airlines
Mon 12/121:50SYD - DMK
1 stop24h 15mMultiple Airlines
Deal found 10/12$889
Mon 15/1219:10BKK - SYD
1 stop18h 10mHainan Airlines
Wed 17/1219:40SYD - BKK
1 stop26h 25mHainan Airlines
Deal found 10/12$894
Thu 25/1211:10BKK - SYD
1 stop24h 10mHainan Airlines
Mon 29/1221:00SYD - BKK
1 stop25h 05mHainan Airlines
Deal found 11/12$898
Wed 10/1201:55BKK - SYD
3 stops29h 05mMultiple Airlines
Fri 31/713:00SYD - BKK
1 stop33h 25mMultiple Airlines
Deal found 10/12$912
Tue 23/1220:05BKK - SYD
1 stop32h 00mMultiple Airlines
Fri 30/110:20SYD - BKK
Nonstop9h 50mMultiple Airlines
Deal found 10/12$918
Sat 20/1206:40DMK - SYD
1 stop22h 35mMultiple Airlines
Sun 28/1221:50SYD - DMK
1 stop15h 30mMultiple Airlines
Deal found 10/12$928
Wed 17/1219:10BKK - SYD
1 stop18h 10mHainan Airlines
Sun 21/1219:40SYD - BKK
1 stop26h 25mHainan Airlines
Deal found 10/12$930
Sun 28/1216:50DMK - SYD
1 stop12h 25mMultiple Airlines
Sat 3/121:50SYD - DMK
1 stop14h 00mMultiple Airlines
Deal found 12/12$945

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 12 December 2025.

Round-trip from

$840

One-way from

$294

Popular in

January

Cheapest in

July

Average price

$1,227
8/2-12/2
  • 8/2-12/2
  • 3 total stops
  • 34h 30m total
  • Bangkok to Sydney
Search Deals
24/5
  • 24/5
  • 1 total stop
  • 20h 50m total
  • Bangkok to Sydney
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($170 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($44 potential savings vs. average return price).
Search Deals
Average for round-trip flights in December 2025
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 12 December 2025.
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

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Wed 4/2

12:10-07:25

1 stop15h 15m

Sydney Kingsford Smith

Thu 12/2

07:15-15:20

1 stop12h 05m

$847

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Fri 6/3

15:10-09:15

1 stop14h 05m

Sydney Kingsford Smith

Tue 17/3

21:50-16:20

1 stop22h 30m

$849

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sun 1/2

12:05-06:15

2 stops14h 10m

Sydney Kingsford Smith

Wed 11/2

21:50-11:35

1 stop17h 45m

$883

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Wed 7/1

16:50-06:10

2 stops33h 20m

Sydney Kingsford Smith

Wed 21/1

10:45-19:10

1 stop12h 25m

$886

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Mon 12/1

20:15-06:15

2 stops30h 00m

Sydney Kingsford Smith

Mon 26/1

10:45-20:45

1 stop14h 00m

$921

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Tue 13/1

20:15-06:15

2 stops30h 00m

Sydney Kingsford Smith

Thu 22/1

10:45-19:10

1 stop12h 25m

$945

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Fri 26/12

08:40-06:50

2 stops18h 10m

Sydney Kingsford Smith

Mon 5/1

21:50-11:35

1 stop17h 45m

$978

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sun 28/12

16:50-09:15

1 stop12h 25m

Sydney Kingsford Smith

Mon 29/12

22:10-19:10

2 stops25h 00m

$982

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Mon 2/3

12:10-06:15

1 stop14h 05m

Sydney Kingsford Smith

Thu 12/3

07:15-22:00

1 stop18h 45m

$1,003

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sun 18/1

21:25-20:35

1 stop19h 10m

Sydney Kingsford Smith

Sat 31/1

10:45-20:45

1 stop14h 00m

$1,014

Flights are sorted by cheapest return flights first.

Deals found on 10/12

Showing 1-10 of 40 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 5 December 2025.

To ensure you get the cheapest price possible for a flight from Bangkok to Sydney, you should look to book at least 88 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, August is the cheapest month in which you can book a flight from Bangkok to Sydney (average of $479). Flying from Bangkok to Sydney in January is currently the most expensive (average of $662). 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 12 December 2025.

One of the essential ways to save on airfare from Bangkok to Sydney is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight at midday could potentially save you up to 30% on airfare.

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 12 December 2025.

The most flights from TH1 to SYD are scheduled on a Wednesday (17 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (16 on average).

How much does it cost for a return flight from Bangkok to Sydney?

How often are flights from Bangkok to Sydney delayed?

About 19% of weekly flights between Bangkok and Sydney have experienced delays in the past year, with the average delay time being 95 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?

Monday 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 12 December 2025.
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
3,434 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Food

7.9

Overall

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
3,434 reviews
Emirates
8.1
Very Good
3,434 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Food

7.9

Overall

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
366 reviews
Emirates
8.1
Very Good
3,434 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Food

7.9

Overall

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
947 reviews
Emirates
8.1
Very Good
3,434 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Food

7.9

Overall

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
7.5
Good
122 reviews
Emirates
8.1
Very Good
3,434 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Food

7.9

Overall

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
311 reviews
Emirates
8.1
Very Good
3,434 reviews
Check prices

Boarding

8.1

Entertainment

8.2

Comfort

8.0

Crew

8.3

Food

7.9

Overall

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 16 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 9h 35m. Fly via Emirates to get the fastest option. The distance between Bangkok and Sydney is about 7509 km. All flights are typically direct.

  • 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 $288 on this airline. Additional options worth looking into are Malaysia Airlines and Scoot, starting at $400 and $461 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?

    $216 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 $234 and $250, respectively.

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

    Consider Turkish Airlines (85%), KLM (80%) or Emirates (80%) 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 $619. On average you can expect to pay $1,840. The most popular route, (Bangkok Suvarnabhumi - Sydney Kingsford Smith), can usually be booked for $547.

  • 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, August is the cheapest month in which you can book a flight from Bangkok to Sydney (average of $479). Flying from Bangkok to Sydney in January is currently the most expensive (average of $662). 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
Katoomba
Penrith
Terrigal
Manly
Randwick
Lithgow
Coogee
Leura
Bondi Beach
Cronulla

Browse thousands of different options on Cheapflights for your next trip

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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 12 December 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$500Average$636FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
China SouthernCheapest$602Average$653FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Philippine AirlinesCheapest$662Average$782FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Malaysia AirlinesCheapest$830Average$937FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
EmiratesCheapest$968Average$1,085FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qantas AirwaysCheapest$989Average$1,203FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest$1,021Average$1,145FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest$1,172Average$1,352FlexibilityNo 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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