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$205+ Cheap flights from Suvarnabhumi (BKK) to Sydney (SYD)

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 5/6. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — SYD
May 29 — Jun 51
Fri 5/29
Fri 6/5
1 adult, Economy
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Find cheap flights from Suvarnabhumi to Sydney with Cheapflights

1. Tell us where you want to go

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Cheapflights Tip: The best prices from Bangkok Suvarnabhumi to Sydney Kingsford Smith are usually found in July or August, booked 38 days in advance, depart on a Wednesday or Tuesday and return on a Wednesday

Cheap flight deals from Suvarnabhumi to Sydney

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 April 29, 2026.

This Booking.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:55 pm
BKK
-
SYD
1 stop32h 25m
Multiple Airlines
Wed 7/221:00 pm
SYD
-
BKK
1 stop33h 35m
Multiple Airlines
Deal found 4/28$420
This Booking.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/27:55 pm
BKK
-
SYD
1 stop32h 25m
Multiple Airlines
Wed 6/101:00 pm
SYD
-
BKK
1 stop33h 35m
Multiple Airlines
Deal found 4/25$423
This CheapOair deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/87:55 pm
BKK
-
SYD
1 stop32h 25m
Multiple Airlines
Tue 7/148:35 pm
SYD
-
BKK
1 stop20h 50m
Multiple Airlines
Deal found 4/28$427
This CheapOair deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/112:05 pm
BKK
-
SYD
1 stop16h 15m
Multiple Airlines
Wed 7/291:00 pm
SYD
-
BKK
1 stop28h 25m
Multiple Airlines
Deal found 4/28$428
This Booking.com deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/93:45 pm
BKK
-
SYD
1 stop12h 35m
Multiple Airlines
Wed 6/108:35 pm
SYD
-
BKK
1 stop26h 00m
Multiple Airlines
Deal found 4/28$432
This CheapOair deal was found by Cheapflights users on 4/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:45 pm
BKK
-
SYD
1 stop12h 35m
Multiple Airlines
Wed 10/282:20 pm
SYD
-
BKK
1 stop11h 50m
Multiple Airlines
Deal found 4/28$433
This Booking.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/110:55 am
BKK
-
SYD
1 stop29h 25m
Scoot
Mon 6/88:35 pm
SYD
-
BKK
1 stop20h 50m
Scoot
Deal found 4/27$435
This Booking.com deal was found by Cheapflights users on 4/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/131:50 pm
BKK
-
SYD
1 stop14h 30m
Multiple Airlines
Mon 10/199:35 pm
SYD
-
BKK
1 stop14h 30m
Multiple Airlines
Deal found 4/27$438
This Booking.com deal was found by Cheapflights users on 4/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/251:50 pm
BKK
-
SYD
1 stop14h 30m
Multiple Airlines
Mon 6/110:15 am
SYD
-
BKK
1 stop33h 10m
Multiple Airlines
Deal found 4/25$449

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 April 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$420
(Booking.com)

One-way from

$205
(Kiwi.com)

Popular in

January

Cheapest in

July

Average price

$852

Good round-trip deal

$916 or less

Good one-way deal

$598 or less
Provider with most accurate pricing for Bangkok Suvarnabhumi-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Bangkok Suvarnabhumi-Sydney Kingsford Smith flights.
Search Deals
From Bangkok Suvarnabhumi to Sydney Kingsford Smith
Search Deals
One-way flight from Bangkok Suvarnabhumi to Sydney Kingsford Smith
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($112 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($27 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2026
Search Deals
Price to beat on a round-trip flight from Bangkok Suvarnabhumi to Sydney Kingsford Smith.
Search Deals
Price to beat on a one-way flight from Bangkok Suvarnabhumi to Sydney Kingsford Smith.
Search Deals

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated April 29, 2026.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 8/20

11:30 am-7:20 am

1 stop16h 50m

Sydney Kingsford Smith

Mon 8/24

10:15 am-2:45 pm

1 stop31h 30m

$575

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 6/4

7:50 am-12:35 pm

3 stops25h 45m

Sydney Kingsford Smith

Sat 6/13

10:00 am-2:55 pm

2 stops31h 55m

$763

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 8/20

7:50 am-8:00 am

2 stops21h 10m

Sydney Kingsford Smith

Mon 8/24

10:00 am-12:20 pm

2 stops29h 20m

$772
Quickest round-trip

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Wed 5/13

6:10 pm-6:25 am

Nonstop9h 15m

Sydney Kingsford Smith

Wed 5/20

9:50 am-4:40 pm

Nonstop9h 50m

$780

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 5/21

11:30 am-7:20 am

1 stop16h 50m

Sydney Kingsford Smith

Thu 5/28

10:15 am-5:45 pm

2 stops34h 30m

$786

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 5/21

6:10 pm-6:25 am

Nonstop9h 15m

Sydney Kingsford Smith

Thu 5/28

9:50 am-4:40 pm

Nonstop9h 50m

$799
Cheapest one-way
Quickest one-way

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sun 8/23

3:45 pm-7:20 am

1 stop12h 35m

$327

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sun 5/3

1:10 am-2:15 pm

1 stop34h 05m

$362

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Wed 5/6

2:25 am-8:00 am

2 stops26h 35m

$380

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 5/14

7:50 am-12:35 pm

3 stops25h 45m

$380

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/27

Showing 1-10 of 18 resultsSorted by cheapest first
1
2

Compare providers for flights from Suvarnabhumi to Sydney

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Suvarnabhumi to Sydney in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy2 starsTrust Score*3 stars
MytripPrice Accuracy3 starsTrust Score*3 stars
Kiwi.comPrice Accuracy3 starsTrust Score*3 stars
SmartFaresPrice Accuracy1 starTrust Score*1 star
GotogatePrice Accuracy2 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Bangkok Suvarnabhumi Airport-Sydney flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Bangkok Suvarnabhumi Airport-Sydney flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Bangkok Suvarnabhumi Airport-Sydney flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Bangkok Suvarnabhumi Airport-Sydney flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Bangkok Suvarnabhumi Airport-Sydney flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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 round-trip 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?

Booking 37 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, July is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Sydney (average of $650). Flying from Bangkok Suvarnabhumi Airport to Sydney in January is currently the most expensive (average of $1,061). 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 April 29, 2026.

When flying from Bangkok Suvarnabhumi Airport 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.

How much does it cost to fly round-trip from Bangkok Suvarnabhumi Airport to Sydney?

The best insider tips for Bangkok Suvarnabhumi Airport to Sydney flights

AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Bangkok Suvarnabhumi Airport to Sydney trip
Our travel experts
John Walton

John Walton

Expert on Qantas Airways and SYD

Independent aviation journalist John Walton took his first flight at eight weeks old and hasn’t stopped travelling since. A world-renowned expert in airlines and the passenger experience, he writes in depth on aviation, is a resident expert on travel in Japan and France, and offers a uniquely queer perspective on travelling the world.

Read more
Yulia Denisyuk

Yulia Denisyuk

Expert on Thai Airways

Yulia is a freelance journalist who’s dispatched from 90+ countries. Her work focuses on cultures, adventure trips and air travel, appearing in NatGeo, NYT, CNTraveler, and more. For past assignments, she’s stayed with nomads in Mongolia and learned the art of Imigongo in Rwanda. She’s based in Chicago; in winter she often questions that decision.

Read more
Robert Schrader

Robert Schrader

Expert on BKK

One of the web's original travel bloggers, Robert launched his first site Leave Your Daily Hell in 2009. Since then, he's expanded into destination niche sites (one each for Japan, Thailand and Taiwan), in addition to having written for the inflight magazines of Singapore Airlines and Korean Air. Overall, he's visited nearly 100 countries, and flies business as often as possible.

Read more

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 April 29, 2026.
Read reviews from past customers who have flown Emirates,Thai Airways, andQantas Airways from Bangkok Suvarnabhumi Airport to Sydney. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Emirates
8.1
Very good
3,568 reviews

Food

7.9

Crew

8.3

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
Emirates
8.1
Very good
3,568 reviews
Emirates
8.1
Very good
3,568 reviews

Food

7.9

Crew

8.3

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
Thai Airways
7.9
Good
401 reviews
Emirates
8.1
Very good
3,568 reviews

Food

7.9

Crew

8.3

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
Qantas Airways
7.5
Good
1,028 reviews
Emirates
8.1
Very good
3,568 reviews

Food

7.9

Crew

8.3

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf
Scoot
6.7
Okay
326 reviews
Emirates
8.1
Very good
3,568 reviews

Food

7.9

Crew

8.3

Entertainment

8.2

Comfort

8.0

Boarding

8.1

Overall

8.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Apr 2026

DXB - MIA

Flight was cancelled due to the war in the Gulf

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?

    Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney from Bangkok Suvarnabhumi. On average, Kingsford Smith has 16 inbound flights from Bangkok Suvarnabhumi per day from 5 airlines. Sydney Kingsford Smith is conveniently located just 4.6 mi from Sydney’s city center.

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

    Departing from Bangkok Suvarnabhumi Airport to Sydney will take you 16h 50m. Airlines will cover a distance of 4666 mi.

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

    According to our current data, Scoot ($211), A.P.G. ($381), and Qantas Airways ($559) offers the cheapest pricing from Bangkok Suvarnabhumi Airport to Sydney. You may be able to fly from Bangkok Suvarnabhumi Airport to Sydney for 72% less than the average price by searching for these airlines.

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

    One-way options have recently been found by users for as low as $122 on China Southern. Other airlines that offer cheap prices include Scoot from $176 and VietJet Air from $182 one-way.

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

    The top 3 most reliable airlines when flying from Bangkok Suvarnabhumi Airport to Sydney are Turkish Airlines (90%), Gulf Air (86%) and Oman Air (84%).

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

    While on average a flight from Bangkok Suvarnabhumi Airport to Sydney is generally $825, our data shows the cheapest flight currently is $466. When looking at the most popular route, (Bangkok Suvarnabhumi - Sydney Kingsford Smith), you can expect to pay $415 for that flight.

  • 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 vacation 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, July is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to Sydney (average of $650). Flying from Bangkok Suvarnabhumi Airport to Sydney in January is currently the most expensive (average of $1,061). 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

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Coogee
Manly

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Top 5 airlines flying from Suvarnabhumi to Sydney

Discover the top 5 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 2,558,603 searches. Data last updated April 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest$211Average$470FlexibilityNo cancel feeOn-timeN/A
A.P.G.Cheapest$381Average$382FlexibilityNo cancel feeOn-timeN/A
Qantas AirwaysCheapest$559Average$833FlexibilityNo cancel feeOn-time74%
EmiratesCheapest$681Average$718FlexibilityNo cancel feeOn-time75%
Thai AirwaysCheapest$814Average$1,002FlexibilityNo cancel feeOn-time77%

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