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Cheap flights from Bangkok to Sydney from ฿6,494

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 27/6. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SYD
25 Apr — 2 May1
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 44 days in advance, depart on a Monday or Wednesday and return on a Friday

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 26 March 2026.

Mon 1/611:20
BKK
-
SYD
1 stop29h 05m
Multiple Airlines
Mon 31/820:35
SYD
-
BKK
1 stop26h 00m
Multiple Airlines
Deal found 26/3฿13,510
Wed 6/520:35
BKK
-
SYD
1 stop12h 10m
Scoot
Tue 9/620:35
SYD
-
BKK
1 stop14h 30m
Scoot
Deal found 23/3฿13,542
Wed 6/520:35
BKK
-
SYD
1 stop12h 10m
Scoot
Mon 8/620:35
SYD
-
BKK
1 stop14h 30m
Scoot
Deal found 23/3฿13,575
Tue 5/520:35
BKK
-
SYD
1 stop12h 10m
Scoot
Wed 10/620:35
SYD
-
BKK
1 stop14h 30m
Scoot
Deal found 23/3฿13,608
Fri 8/520:35
BKK
-
SYD
1 stop19h 45m
Scoot
Fri 15/513:00
SYD
-
BKK
1 stop31h 50m
Scoot
Deal found 23/3฿13,640
Sun 10/520:35
BKK
-
SYD
1 stop12h 10m
Scoot
Sun 17/520:35
SYD
-
BKK
1 stop16h 20m
Scoot
Deal found 26/3฿13,673
Mon 18/519:55
BKK
-
SYD
1 stop32h 25m
Multiple Airlines
Sat 8/820:35
SYD
-
BKK
1 stop14h 30m
Multiple Airlines
Deal found 23/3฿13,706
Tue 28/420:35
BKK
-
SYD
1 stop12h 10m
Scoot
Thu 30/420:40
SYD
-
BKK
1 stop27h 50m
Scoot
Deal found 25/3฿13,738
Thu 30/410:55
BKK
-
SYD
1 stop29h 25m
Scoot
Thu 21/513:00
SYD
-
BKK
1 stop23h 55m
Scoot
Deal found 26/3฿13,771
Mon 26/1019:40
DMK
-
SYD
1 stop20h 55m
Multiple Airlines
Mon 2/1121:50
SYD
-
DMK
1 stop17h 45m
Multiple Airlines
Deal found 25/3฿13,803
Thu 7/518:50
BKK
-
SYD
1 stop21h 30m
Scoot
Sun 17/520:35
SYD
-
BKK
1 stop20h 50m
Scoot
Deal found 22/3฿13,803
Sat 9/520:35
BKK
-
SYD
1 stop12h 10m
Scoot
Tue 19/513:00
SYD
-
BKK
1 stop22h 05m
Scoot
Deal found 23/3฿13,836

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 26 March 2026.

Round-trip from

฿13,510

One-way from

฿6,494

Popular in

January

Cheapest in

July

Average price

฿23,528
Scoot
  • Scoot
  • 1/6-31/8
  • 2 total stops
  • 55h 05m total
  • Bangkok to Sydney
Search Deals
Cebu Pacific
  • Cebu Pacific
  • 27/6
  • 1 total stop
  • 19h 30m total
  • Bangkok to Sydney
Search Deals
Highest demand for flights based on searches. 9% potential increase in price (฿86,416 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (฿20,781 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 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 17,341 searches. Data last updated 26 March 2026.
Use the filters below to find and compare flights from Bangkok to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Mon 11/5

13:20-11:45

2 stops19h 25m

Sydney Kingsford Smith

Thu 28/5

10:15-23:05

1 stop15h 50m

฿19,220

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Fri 29/5

16:50-08:20

1 stop12h 30m

Sydney Kingsford Smith

Wed 3/6

20:50-12:00

1 stop18h 10m

฿19,971

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Fri 1/5

15:15-08:20

1 stop14h 05m

Sydney Kingsford Smith

Sat 16/5

09:45-20:50

1 stop14h 05m

฿21,015

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Mon 6/4

21:30-19:35

1 stop19h 05m

Sydney Kingsford Smith

Sat 25/4

20:50-07:50

1 stop14h 00m

฿21,439

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Wed 8/7

11:50-06:05

2 stops15h 15m

Sydney Kingsford Smith

Sat 11/7

22:30-08:15

1 stop12h 45m

฿22,092

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Tue 19/5

11:50-06:05

2 stops15h 15m

Sydney Kingsford Smith

Thu 6/8

22:30-11:05

1 stop15h 35m

฿22,190

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 14/5

14:15-06:25

1 stop13h 10m

Sydney Kingsford Smith

Sun 17/5

09:15-23:05

1 stop16h 50m

฿22,516

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sun 3/5

18:10-06:25

Nonstop9h 15m

Sydney Kingsford Smith

Sat 16/5

20:35-21:30

1 stop27h 55m

฿22,777

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Thu 9/4

09:15-06:05

2 stops17h 50m

Sydney Kingsford Smith

Sun 12/4

20:50-19:10

1 stop25h 20m

฿22,973

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Thu 14/5

11:50-06:05

2 stops15h 15m

Sydney Kingsford Smith

Sun 17/5

07:05-12:40

2 stops32h 35m

฿23,006

Flights are sorted by cheapest return flights first.

Deals found on 26/3

Showing 1-10 of 42 resultsSorted by cheapest first
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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 13 March 2026.

The best time to book flights from Bangkok to Sydney is 44 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 ฿10,964). Flying from Bangkok to Sydney in December is currently the most expensive (average of ฿13,281). 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 26 March 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Bangkok to Sydney as you normally would.

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

How often are flights from Bangkok to Sydney delayed?

About 14% 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 evening tend to experience delays more often.

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

Tuesday tends to have the lowest number of delays on this route, whereas Wednesday 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 10% 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 26 March 2026.
Get a feel of what it's like to fly with Emirates,Thai Airways, andแควนตัสแอร์เวย์ from Bangkok to Sydney by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very Good
3,545 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Crew

8.3

Entertainment

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines
Emirates
8.1
Very Good
3,545 reviews
Emirates
8.1
Very Good
3,545 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Crew

8.3

Entertainment

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines
Thai Airways
7.8
Good
394 reviews
Emirates
8.1
Very Good
3,545 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Crew

8.3

Entertainment

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines
แควนตัสแอร์เวย์
7.5
Good
1,011 reviews
Emirates
8.1
Very Good
3,545 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Crew

8.3

Entertainment

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines
Malaysia Airlines
7.3
Good
298 reviews
Emirates
8.1
Very Good
3,545 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Crew

8.3

Entertainment

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines
Scoot
6.7
Okay
322 reviews
Emirates
8.1
Very Good
3,545 reviews
Check prices

Boarding

8.1

Overall

8.1

Food

7.9

Crew

8.3

Entertainment

8.2

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Namakajjo,Feb 2026

EBB - DXB

Emirates is the best airline in the world Big up Emirates airlines

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?

    Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from Bangkok. On average, Kingsford Smith has 9 inbound flights from Bangkok per day from 7 airlines. Sydney Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre.

  • How long is the flight from Bangkok to Sydney?

    A quick flight from Bangkok to Sydney can take about 9h 15m. Malaysia Airlines provides one of the quickest options available for as low as ฿23,299. The distance between Bangkok and Sydney is about 7509 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    Cheapflights users have booked flights from Bangkok to Sydney return from ฿11,109. Other airlines that can offer you cheap pricing are Singapore Airlines, from ฿19,282, and Malaysia Airlines, from ฿19,355. You may be able to fly from Bangkok to Sydney for 55% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as ฿2,526 on Emirates. Other airlines that offer cheap prices include แอร์เอเชีย from ฿4,973 and VietJet Air from ฿5,649 one-way.

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

    Consider กัลฟ์แอร์ (88%), เตอร์กิชแอร์ไลน์ (82%) or โอมานแอร์ (77%) 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?

    Looking at all options, your cheapest flight can be booked for ฿15,275. While the most popular route (Bangkok Suvarnabhumi - Sydney Kingsford Smith) can be booked for ฿13,151 on average, our data indicates ฿23,431 when flying from Bangkok to Sydney.

  • 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 ฿10,964). Flying from Bangkok to Sydney in December is currently the most expensive (average of ฿13,281). 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
Wollongong

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Bangkok to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Phuket City to Sydney flights
Chiang Mai to Sydney flights

Top 7 airlines flying from Bangkok to Sydney

Discover the top 7 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 17,341 searches. Data last updated 26 March 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest฿11,109Average฿13,252FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Singapore AirlinesCheapest฿19,282Average฿23,999FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Malaysia AirlinesCheapest฿19,355Average฿22,511FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
Cathay PacificCheapest฿22,127Average฿25,805FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
EmiratesCheapest฿22,283Average฿23,548FlexibilityNo cancel feeOn-time75%
Search Emirates flights
แควนตัสแอร์เวย์Cheapest฿22,993Average฿26,423FlexibilityNo cancel feeOn-time74%
Search แควนตัสแอร์เวย์ flights
Thai AirwaysCheapest฿25,549Average฿29,061FlexibilityNo 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?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Bangkok to Sydney for you. Better yet — we are completely free to use.

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

Cheapflights does show flights with no change fees to all users. To see these options for flights from Bangkok to Sydney, users can toggle the no change fees filter when performing a flight search.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sydney from Bangkok today and book when prices fit your budget.

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