Cheap flights from Bangkok Suvarnabhumi Airport to Sydney from $296

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 21/12. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SYD
15 Jan — 22 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Bangkok Suvarnabhumi 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 Suvarnabhumi to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Suvarnabhumi to Sydney
Explore the most affordable flight options available from Suvarnabhumi to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 December 2025.

Sun 28/1214:00BKK - SYD
1 stop14h 05mMultiple Airlines
Mon 12/110:45SYD - BKK
2 stops17h 00mMultiple Airlines
Deal found 15/12$816
Wed 31/1214:00BKK - SYD
1 stop14h 05mMultiple Airlines
Mon 30/314:00SYD - BKK
1 stop23h 50mMultiple Airlines
Deal found 13/12$844
Wed 24/1219:10BKK - SYD
1 stop15h 45mHainan Airlines
Wed 31/1221:00SYD - BKK
1 stop17h 05mHainan Airlines
Deal found 14/12$867
Sun 28/1219:10BKK - SYD
1 stop16h 10mHainan Airlines
Tue 6/121:00SYD - BKK
1 stop17h 05mHainan Airlines
Deal found 16/12$870
Wed 17/1201:45BKK - SYD
1 stop28h 40mXiamenAir
Wed 31/1212:30SYD - BKK
1 stop16h 15mXiamenAir
Deal found 15/12$876
Wed 24/1214:00BKK - SYD
1 stop14h 05mMultiple Airlines
Wed 21/110:20SYD - BKK
Nonstop9h 50mMultiple Airlines
Deal found 15/12$879
Wed 31/1206:50BKK - SYD
2 stops25h 30mMultiple Airlines
Thu 19/320:05SYD - BKK
2 stops30h 50mMultiple Airlines
Deal found 15/12$888
Tue 16/1219:10BKK - SYD
1 stop18h 10mHainan Airlines
Tue 23/1219:40SYD - BKK
1 stop18h 25mHainan Airlines
Deal found 15/12$895
Wed 31/1217:05BKK - SYD
2 stops15h 15mMultiple Airlines
Wed 18/320:05SYD - BKK
2 stops31h 45mMultiple Airlines
Deal found 15/12$898
Wed 31/1219:10BKK - SYD
1 stop15h 45mMultiple Airlines
Mon 16/310:20SYD - BKK
Nonstop9h 50mMultiple Airlines
Deal found 15/12$930
Sun 28/1214:00BKK - SYD
1 stop14h 05mMultiple Airlines
Tue 6/121:30SYD - BKK
3 stops46h 30mMultiple Airlines
Deal found 16/12$936

Find flight deals from Suvarnabhumi to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Suvarnabhumi (BKK) 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 16 December 2025.

Round-trip from

$816

One-way from

$296

Popular in

January

Cheapest in

July

Average price

$1,238

Good round-trip deal

$1,012 or less

Good one-way deal

$658 or less
28/12-12/1
  • 28/12-12/1
  • 3 total stops
  • 31h 05m total
  • Bangkok to Sydney
Hainan Airlines
  • Hainan Airlines
  • 21/12
  • 1 total stop
  • 26h 10m total
  • Bangkok to Sydney
Highest demand for flights based on searches. 9% potential increase in price ($179 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease ($45 potential savings vs. average return price).
Average for round-trip flights in December 2025
Price to beat on a round-trip flight from Bangkok Suvarnabhumi to Sydney Kingsford Smith.
Price to beat on a one-way flight from Bangkok Suvarnabhumi to Sydney Kingsford Smith.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Suvarnabhumi 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 16 December 2025.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Sydney that are best for you.

Fly from

Suvarnabhumi

Fly to

Sydney

Route

Depart

Return

Price

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Mon 18/5

14:00-07:20

2 stops38h 20m

Sydney Kingsford Smith

Thu 18/6

10:15-14:45

1 stop31h 30m

$958

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Mon 2/3

18:00-07:35

Nonstop9h 35m

Sydney Kingsford Smith

Thu 12/3

10:20-16:10

Nonstop9h 50m

$1,061

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Fri 6/3

18:00-07:35

Nonstop9h 35m

Sydney Kingsford Smith

Tue 17/3

10:20-16:10

Nonstop9h 50m

$1,061

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Tue 3/3

18:00-07:35

Nonstop9h 35m

Sydney Kingsford Smith

Mon 16/3

10:20-16:10

Nonstop9h 50m

$1,061

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Mon 11/5

11:55-08:15

2 stops17h 20m

Sydney Kingsford Smith

Tue 12/5

10:15-10:20

1 stop27h 05m

$1,189

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Fri 20/3

14:00-08:05

1 stop14h 05m

Sydney Kingsford Smith

Sat 18/4

10:15-13:00

2 stops29h 45m

$1,189

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sun 28/12

18:00-07:35

Nonstop9h 35m

Sydney Kingsford Smith

Mon 12/1

10:20-16:10

Nonstop9h 50m

$1,198

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 12/3

18:00-07:35

Nonstop9h 35m

Sydney Kingsford Smith

Mon 23/3

10:20-16:10

Nonstop9h 50m

$1,213

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Mon 6/4

18:10-06:25

Nonstop9h 15m

Sydney Kingsford Smith

Fri 18/9

09:50-16:40

Nonstop9h 50m

$1,262

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sun 8/2

20:05-10:20

1 stop34h 15m

Sydney Kingsford Smith

Mon 2/3

10:25-19:20

1 stop12h 55m

$1,288

Flights are sorted by cheapest return flights first.

Deals found on 14/12

Showing 1-10 of 19 results
1
2

Best time to book a flight from Suvarnabhumi to Sydney

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

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

Use this chart to determine the optimal time to book a return flight from Suvarnabhumi to Sydney. Price data was last updated on 12 December 2025.

Booking 88 days in advance of your planned departure date is, on average, the best time to get cheap flights from Bangkok Suvarnabhumi Airport to Sydney. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, August is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Sydney (average of $480). Flying from Bangkok Suvarnabhumi Airport to Sydney in January is currently the most expensive (average of $647). 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 Suvarnabhumi 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 16 December 2025.

One of the essential ways to save on airfare from Bangkok Suvarnabhumi Airport to Sydney is to remain as flexible as possible. Flights that are in the evening tend to be the most expensive. A flight at midday could potentially save you up to 46% on airfare.

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 16 December 2025.
Get a feel of what it's like to fly with Emirates, Thai Airways, andQantas Airways from Bangkok Suvarnabhumi Airport 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.

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

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

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

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

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

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

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

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

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

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

Comfort

8.0

Entertainment

8.2

Food

7.9

Boarding

8.1

Crew

8.3

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 Suvarnabhumi 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 Suvarnabhumi?

    For a flight from Bangkok Suvarnabhumi 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 Suvarnabhumi per day. 8 airlines have flights to Sydney Kingsford Smith from Bangkok Suvarnabhumi on a regular basis.

  • How long is the flight from Bangkok Suvarnabhumi Airport to Sydney?

    There are many flights that can get you from Bangkok Suvarnabhumi Airport to Sydney in 9h 35m. Fly via VietJet Air or Emirates to get the fastest option. Airlines will cover a distance of 7509 km. This flight may include one or multiple stops.

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

    Philippine Airlines, at $288, was found to be the cheapest airline from Bangkok Suvarnabhumi Airport to Sydney.Alternate airlines to your destination round-trip include Malaysia Airlines and Scoot. Philippine Airlines is currently priced 74% below the average price you’ll pay for this route.

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

    The cheapest airline one-way is Sichuan Airlines, with whom users have recently found tickets for as low as $216. However, be on the lookout for offers from AirAsia and Scoot, as they are both options that can get you from Bangkok Suvarnabhumi Airport to Sydney for a low price.

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

    No one likes to see their flight delayed. When booking a flight from Bangkok Suvarnabhumi Airport to Sydney consider choosing Turkish Airlines(90%), KLM(88%) or Emirates(88%), as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Bangkok Suvarnabhumi Airport to Sydney?

    Looking for the cheapest flight from Bangkok Suvarnabhumi Airport to Sydney? While on average our users pay $1,764, our data indicates the cheapest price to be $623. The most popular route (Bangkok Suvarnabhumi - Sydney Kingsford Smith), is priced around $593.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Suvarnabhumi 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 Suvarnabhumi Airport to Sydney?

    Currently, August is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Sydney (average of $480). Flying from Bangkok Suvarnabhumi Airport to Sydney in January is currently the most expensive (average of $647). 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
Cronulla
Bondi Beach

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Fly from Suvarnabhumi to Sydney on these airlines

Choose from the following airlines for your flight from Suvarnabhumi to Sydney. Flights are based on user searches made on Cheapflights and were last updated on 16 December 2025.

Top 8 airlines flying from Suvarnabhumi to Sydney

Discover the top 8 airlines that operate flights from Suvarnabhumi 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 16 December 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$501Average$637FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
China SouthernCheapest$603Average$654FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Philippine AirlinesCheapest$663Average$784FlexibilityNo cancel feeOn-time60%
Search Philippine Airlines flights
Malaysia AirlinesCheapest$831Average$939FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
EmiratesCheapest$970Average$1,090FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qantas AirwaysCheapest$970Average$1,179FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Singapore AirlinesCheapest$1,023Average$1,147FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest$1,175Average$1,353FlexibilityNo 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 Suvarnabhumi to Sydney?

Cheapflights helps you search for flights from Suvarnabhumi 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 Suvarnabhumi to Sydney?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Sydney from Suvarnabhumi.

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

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

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

Yes! Start tracking prices for Suvarnabhumi to Sydney flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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