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Cheap flights from Bangkok to Sydney from $276

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 22/8. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SYD
23 Jul — 30 Jul1
1 adult

Cheapflights Tip: The best prices from Bangkok to Sydney Kingsford Smith are usually found in December or August, booked 86 days in advance, depart on a Thursday or Monday and return on a Monday

Cheap 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 18 July 2025.

Round-trip from

$569

One-way from

$276

Popular in

January

Cheapest in

December

Average price

$1,223
Scoot
  • Scoot
  • 14/9-18/9
  • 2 total stops
  • 46h 10m total
  • Bangkok to Sydney
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Scoot
  • Scoot
  • 22/8
  • 1 total stop
  • 16h 05m total
  • Bangkok to Sydney
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($29 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($30 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Find flight deals from Bangkok to Sydney

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 18 July 2025.

Sun 14/909:05BKK - SYD
1 stop23h 10mScoot
Thu 18/920:45SYD - BKK
1 stop23h 00mScoot
Deal found 16/7$569
Sat 30/823:00DMK - SYD
1 stop31h 45mMultiple Airlines
Tue 14/1022:15SYD - DMK
1 stop17h 45mMultiple Airlines
Deal found 18/7$572
Thu 21/801:30BKK - SYD
1 stop33h 45mMultiple Airlines
Tue 26/820:45SYD - BKK
1 stop20h 40mMultiple Airlines
Deal found 16/7$574
Thu 21/801:30BKK - SYD
1 stop33h 45mHainan Airlines
Sat 30/821:00SYD - BKK
1 stop16h 00mHainan Airlines
Deal found 18/7$611
Sat 9/803:00BKK - SYD
1 stop13h 25mChina Southern
Sat 23/810:15SYD - BKK
1 stop14h 45mChina Southern
Deal found 18/7$625

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 18 July 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

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sun 14/9

09:05-11:15

1 stop23h 10m

Sydney Kingsford Smith

Thu 18/9

20:45-16:45

1 stop23h 00m

$569

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sat 30/8

23:00-09:45

1 stop31h 45m

Sydney Kingsford Smith

Tue 14/10

22:15-12:00

1 stop17h 45m

$572

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 21/8

01:30-14:15

1 stop33h 45m

Sydney Kingsford Smith

Tue 26/8

20:45-14:25

1 stop20h 40m

$574

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 21/8

01:30-14:15

1 stop33h 45m

Sydney Kingsford Smith

Sat 30/8

21:00-10:00

1 stop16h 00m

$611

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sat 9/8

03:00-19:25

1 stop13h 25m

Sydney Kingsford Smith

Sat 23/8

10:15-22:00

1 stop14h 45m

$625

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Fri 22/8

00:25-19:30

1 stop16h 05m

$276

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Thu 30/10

13:20-09:15

1 stop15h 55m

$281

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 21/8

11:30-11:35

2 stops21h 05m

$292

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sun 24/8

01:30-14:15

1 stop33h 45m

$296

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Tue 2/9

03:25-09:45

1 stop27h 20m

$332

Flights are sorted by cheapest return flights first.

Deals found on 17/7

Showing 1-10 of 13 results
1
2

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 11 July 2025.

To ensure you get the cheapest price possible for a flight from Bangkok to Sydney, you should look to book at least 86 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, May is the cheapest month in which you can book a flight from Bangkok to Sydney (average of $129). Flying from Bangkok to Sydney in October is currently the most expensive (average of $171). 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 18 July 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 morning tend to be the most expensive. A flight at midday could potentially save you up to 45% on airfare.

What is the cheapest day to fly from Bangkok to Sydney?

Use this chart to determine the cheapest time to fly return from Bangkok to Sydney. Price data was last updated on 13 July 2025.

Travellers seeking maximum savings on their Bangkok to Sydney flight should consider departing on Tuesday at midday when fares are most often at their lowest. Wednesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 18 July 2025.

The most flights from TH1 to SYD are scheduled on a Monday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (18 on average).

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

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 18 July 2025.
See what other customers who have flown with Hainan Airlines, China Southern, andCebu Pacific 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.
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Comfort

8.1

Crew

8.9

Food

8.6

Boarding

8.6

Entertainment

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Hainan Airlines
8.2
Very Good
41 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Comfort

8.1

Crew

8.9

Food

8.6

Boarding

8.6

Entertainment

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
China Southern
7.6
Good
104 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Comfort

8.1

Crew

8.9

Food

8.6

Boarding

8.6

Entertainment

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Cebu Pacific
6.8
Okay
199 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Comfort

8.1

Crew

8.9

Food

8.6

Boarding

8.6

Entertainment

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Scoot
6.7
Okay
305 reviews
Hainan Airlines
8.2
Very Good
41 reviews
Check prices

Overall

8.2

Comfort

8.1

Crew

8.9

Food

8.6

Boarding

8.6

Entertainment

7.6

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

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 18 inbound flights from Bangkok per day. 8 airlines have flights to Sydney Kingsford Smith from Bangkok on a regular basis.

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

    Our cheapest airline available from Bangkok to Sydney is Scoot. Our recent data shows that you can find tickets from as low as $569 on this airline. Additional options worth looking into are Hainan Airlines and China Southern, starting at $611 and $625 round-trip. You may be able to fly from Bangkok to Sydney for 49% less than the average price by searching for these airlines.

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

    $276 is the cheapest one-way deal found within the past few days, from Scoot. You may also be able to find cheap deals on Hainan Airlines and Cebu Pacific, with prices starting from $296 and $332, respectively.

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

    Consider Turkish Airlines (85%), Oman Air (73%) or Thai Airways (73%) 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 $650. On average you can expect to pay $1,770. The most popular route, (Bangkok Suvarnabhumi - Sydney Kingsford Smith), can usually be booked for $528.

  • 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, May is the cheapest month in which you can book a flight from Bangkok to Sydney (average of $129). Flying from Bangkok to Sydney in October is currently the most expensive (average of $171). 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
Manly
Coogee
Cronulla
Terrigal
Lithgow
Randwick
Bondi Beach
Leura

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 18 July 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$473Average$670FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Thai AirAsia XCheapest$589Average$797FlexibilityNo cancel feeOn-timeN/A
Search Thai AirAsia X flights
China SouthernCheapest$615Average$658FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Philippine AirlinesCheapest$680Average$866FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Qantas AirwaysCheapest$965Average$1,271FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
EmiratesCheapest$972Average$1,116FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Singapore AirlinesCheapest$1,005Average$1,176FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest$1,037Average$1,320FlexibilityNo 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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