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Cheap flights from Sydney to Bangkok Suvarnabhumi Airport from £178

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 24/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
2 Sep — 9 Sep1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to Bangkok Suvarnabhumi are usually found in October or November, booked 63 days in advance, depart on a Sunday or Friday and return on a Wednesday

Cheap flight deals from Sydney to Suvarnabhumi

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Suvarnabhumi
Explore the most affordable flight options available from Sydney to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 August 2026.

Wed 2/910:15
SYD
-
BKK
1 stop26h 50m
VietJet Air
Thu 17/915:45
BKK
-
SYD
1 stop12h 35m
VietJet Air
Deal found 1/8£366
Thu 29/1012:05
SYD
-
BKK
1 stop30h 50m
VietJet Air
Mon 2/1118:35
BKK
-
SYD
2 stops35h 25m
VietJet Air
Deal found 31/7£379
Wed 2/920:50
SYD
-
BKK
2 stops27h 10m
Multiple Airlines
Thu 17/915:45
BKK
-
SYD
1 stop12h 35m
Multiple Airlines
Deal found 1/8£388
Fri 30/1012:05
SYD
-
BKK
2 stops30h 00m
VietJet Air
Wed 11/1116:05
BKK
-
SYD
1 stop13h 55m
VietJet Air
Deal found 31/7£391
Fri 6/1120:05
SYD
-
BKK
1 stop23h 55m
Multiple Airlines
Sat 14/1106:35
BKK
-
SYD
2 stops25h 35m
Multiple Airlines
Deal found 1/8£394
Sat 12/913:00
SYD
-
BKK
2 stops35h 00m
Multiple Airlines
Sun 20/907:05
BKK
-
SYD
2 stops25h 40m
Multiple Airlines
Deal found 30/7£397
Thu 3/913:00
SYD
-
BKK
1 stop31h 50m
Multiple Airlines
Fri 4/922:00
BKK
-
SYD
2 stops34h 45m
Multiple Airlines
Deal found 3/8£400
Sun 1/1113:25
SYD
-
BKK
1 stop22h 50m
Multiple Airlines
Sun 15/1114:25
BKK
-
SYD
2 stops17h 45m
Multiple Airlines
Deal found 3/8£406
Fri 23/1011:15
SYD
-
BKK
1 stop31h 30m
VietJet Air
Sat 31/1015:05
BKK
-
SYD
2 stops38h 55m
VietJet Air
Deal found 30/7£406

Find flight deals from Sydney to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Suvarnabhumi (BKK). 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 3 August 2026.

Round-trip from

£366

One-way from

£178

Popular in

December

Cheapest in

October

Average price

£509

Good round-trip deal

£855 or less

Good one-way deal

£525 or less
VietJet Air
  • VietJet Air
  • 2/9-17/9
  • 2 total stops
  • 39h 25m total
  • Sydney to Bangkok
Search Deals
Scoot
  • Scoot
  • 24/8
  • 1 total stop
  • 22h 05m total
  • Sydney to Bangkok
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£55 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£17 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 2026
Search Deals
Price to beat on a round-trip flight from Sydney Kingsford Smith to Bangkok Suvarnabhumi.
Search Deals
Price to beat on a one-way flight from Sydney Kingsford Smith to Bangkok Suvarnabhumi.
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Suvarnabhumi 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 858,174 searches. Data last updated 3 August 2026.
Use the filters below to find and compare flights from Sydney to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 14/10

11:15-17:45

2 stops58h 30m

Bangkok Suvarnabhumi

Fri 30/10

18:35-10:00

2 stops59h 25m

£431

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 1/11

12:05-14:55

1 stop30h 50m

Bangkok Suvarnabhumi

Sat 14/11

18:35-10:00

2 stops35h 25m

£443

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 6/11

12:05-14:05

2 stops30h 00m

Bangkok Suvarnabhumi

Sat 14/11

18:35-10:00

2 stops35h 25m

£466

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 1/11

12:05-14:05

2 stops30h 00m

Bangkok Suvarnabhumi

Sun 15/11

18:35-10:00

2 stops59h 25m

£466
Fastest return journey

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 9/9

10:05-01:10

1 stop18h 05m

Bangkok Suvarnabhumi

Sat 19/9

02:05-08:00

2 stops26h 55m

£479

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 23/10

11:05-22:15

3 stops39h 10m

Bangkok Suvarnabhumi

Fri 30/10

02:20-09:05

1 stop26h 45m

£482

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 26/10

21:30-14:55

3 stops45h 25m

Bangkok Suvarnabhumi

Sun 8/11

01:55-13:35

1 stop31h 40m

£484

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 16/10

11:15-13:00

2 stops53h 45m

Bangkok Suvarnabhumi

Fri 23/10

18:45-10:00

2 stops59h 15m

£486

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 13/9

20:30-01:25

2 stops31h 55m

Bangkok Suvarnabhumi

Sat 19/9

02:05-08:00

2 stops26h 55m

£503

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 26/10

21:30-20:10

3 stops26h 40m

Bangkok Suvarnabhumi

Wed 18/11

09:25-13:35

1 stop24h 10m

£503

Flights are sorted by cheapest return flights first.

Deals found on 31/7

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Best time to book a flight from Sydney to Suvarnabhumi

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

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

To ensure you get the cheapest price possible for a flight from Sydney to Bangkok Suvarnabhumi Airport, you should look to book at least 62 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 Sydney to Bangkok Suvarnabhumi Airport?

Currently, October is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of £490). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of £805). 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 SYD to BKK?

Find hourly flight availability from Sydney to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 August 2026.

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

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

Airfare is below average for this route at the moment.

Sydney to Bangkok Suvarnabhumi Airport flights typically cost between £386 and £547 in September.
The cheapest return price found within the last 5 days was £366 on VietJet Air (2 Sept–17 Sept).

Reviews of airlines servicing Suvarnabhumi

Get insights into the airlines that provide service to Suvarnabhumi. 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 Suvarnabhumi. Reviews last updated 3 August 2026.
Get a feel of what it's like to fly with Emirates,Thai Airways, andQantas Airways from Sydney to Bangkok Suvarnabhumi Airport 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
3,638 reviews
Check prices

Comfort

8.0

Entertainment

8.2

Food

7.9

Crew

8.4

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2023

DXB - BKK

Roomier seats and more leg room (in economy!), friendly and attentive flight attendants and good service.
Emirates
8.1
Very Good
3,638 reviews
Emirates
8.1
Very Good
3,638 reviews
Check prices

Comfort

8.0

Entertainment

8.2

Food

7.9

Crew

8.4

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2023

DXB - BKK

Roomier seats and more leg room (in economy!), friendly and attentive flight attendants and good service.
Thai Airways
7.9
Good
413 reviews
Emirates
8.1
Very Good
3,638 reviews
Check prices

Comfort

8.0

Entertainment

8.2

Food

7.9

Crew

8.4

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2023

DXB - BKK

Roomier seats and more leg room (in economy!), friendly and attentive flight attendants and good service.
Qantas Airways
7.5
Good
1,076 reviews
Emirates
8.1
Very Good
3,638 reviews
Check prices

Comfort

8.0

Entertainment

8.2

Food

7.9

Crew

8.4

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2023

DXB - BKK

Roomier seats and more leg room (in economy!), friendly and attentive flight attendants and good service.
Scoot
6.7
Okay
327 reviews
Emirates
8.1
Very Good
3,638 reviews
Check prices

Comfort

8.0

Entertainment

8.2

Food

7.9

Crew

8.4

Boarding

8.1

Overall

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sept 2023

DXB - BKK

Roomier seats and more leg room (in economy!), friendly and attentive flight attendants and good service.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Suvarnabhumi. 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 from for flights from Sydney to Bangkok Suvarnabhumi?

    Most people fly from Sydney Kingsford Smith (SYD) if they book a flight from Sydney to Bangkok Suvarnabhumi. On average, Kingsford Smith has 16 outbound flights to Bangkok Suvarnabhumi per day from 4 airlines. Sydney Kingsford Smith is conveniently located just 4.6 mi from Sydney’s city center.

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

    Departing from Sydney to Bangkok Suvarnabhumi Airport will take you 18h 05m. There are 4666 mi between Sydney and Bangkok Suvarnabhumi Airport. Both multi-stop and direct flights can be found to your destination and back.

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

    Cheapflights users have booked flights from Sydney to Bangkok Suvarnabhumi Airport round-trip from £266. Other airlines that can offer you cheap pricing are Emirates, from £479, and Thai Airways, from £544. Users have found that Scoot is 52% cheaper than the other options available to this destination.

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

    To fly one-way, consider booking your trip with Hainan Airlines, which is currently one of the cheapest options available, starting at £94. Scoot flights start at £124 while deals on Bangkok Airways start at £285 one-way.

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

    The top 3 most reliable airlines when flying from Sydney to Bangkok Suvarnabhumi Airport are Lufthansa (70%), Austrian Airlines (69%) and Oman Air (58%).

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

    On average you can expect to pay £714 for a flight from Sydney to Bangkok Suvarnabhumi Airport. The cheapest flight overall is £470 while the most popular route, (Sydney Kingsford Smith - Bangkok Suvarnabhumi) is currently priced at £285.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of £490). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of £805). 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 Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Cha-am
Kanchanaburi
Pak Chong
Chonburi
Ko Samet
Ayutthaya
Sattahip
Ko Lan

Browse thousands of different options on Cheapflights for your next trip

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Top 4 airlines flying from Sydney to Suvarnabhumi

Discover the top 4 airlines that operate flights from Sydney to Suvarnabhumi. 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 858,174 searches. Data last updated 3 August 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest£266Average£381FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
EmiratesCheapest£479Average£576FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Thai AirwaysCheapest£544Average£925FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Qantas AirwaysCheapest£570Average£983FlexibilityNo cancel feeOn-time74%
Search Qantas 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 Sydney to Suvarnabhumi?

Deals for Sydney to Suvarnabhumi flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Suvarnabhumi?

Cheapflights simply makes it quick and affordable to book flights from Sydney to Suvarnabhumi by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Need flexible booking options for your flight to Suvarnabhumi from Sydney? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

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

Not ready to book yet? You can track prices for flights from Sydney to Suvarnabhumi on Cheapflights with our Price Alert feature and get notified when better prices are available.

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