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Cheap flights from Sydney to Bangkok Suvarnabhumi Airport from £185

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 10/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
25 Aug — 1 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 26 July 2026.

Fri 4/909:45
SYD
-
BKK
2 stops16h 45m
Multiple Airlines
Sat 19/922:00
BKK
-
SYD
2 stops34h 45m
Multiple Airlines
Deal found 23/7£388
Mon 14/913:00
SYD
-
BKK
1 stop28h 25m
Multiple Airlines
Sat 19/917:30
BKK
-
SYD
2 stops15h 15m
Multiple Airlines
Deal found 22/7£406
Mon 10/810:15
SYD
-
BKK
1 stop29h 30m
VietJet Air
Sun 23/818:45
BKK
-
SYD
2 stops57h 35m
VietJet Air
Deal found 24/7£413
Fri 18/910:15
SYD
-
BKK
1 stop29h 30m
Multiple Airlines
Tue 29/918:50
BKK
-
SYD
1 stop13h 55m
Multiple Airlines
Deal found 26/7£419
Thu 13/810:15
SYD
-
BKK
1 stop29h 30m
VietJet Air
Sun 23/818:45
BKK
-
SYD
2 stops57h 35m
VietJet Air
Deal found 23/7£437
Fri 7/810:15
SYD
-
BKK
2 stops29h 45m
VietJet Air
Sat 22/819:55
BKK
-
SYD
1 stop32h 25m
VietJet Air
Deal found 22/7£441
Wed 19/810:15
SYD
-
BKK
2 stops34h 30m
VietJet Air
Sun 23/818:45
BKK
-
SYD
2 stops57h 35m
VietJet Air
Deal found 22/7£443
Mon 3/810:15
SYD
-
BKK
1 stop29h 30m
VietJet Air
Sun 23/818:45
BKK
-
SYD
2 stops57h 35m
VietJet Air
Deal found 23/7£447
Wed 26/810:15
SYD
-
BKK
1 stop31h 30m
VietJet Air
Sun 30/818:45
BKK
-
SYD
2 stops57h 35m
VietJet Air
Deal found 24/7£451

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 26 July 2026.

Round-trip from

£388

One-way from

£185

Popular in

December

Cheapest in

October

Average price

£603

Good round-trip deal

£893 or less

Good one-way deal

£552 or less
4/9-19/9
  • 4/9-19/9
  • 4 total stops
  • 51h 30m total
  • Sydney to Bangkok
Search Deals
Scoot
  • Scoot
  • 10/8
  • 1 total stop
  • 26h 00m total
  • Sydney to Bangkok
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (£56 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 July 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 26 July 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

Sun 1/11

12:05-14:05

2 stops30h 00m

Bangkok Suvarnabhumi

Sun 15/11

18:35-10:00

2 stops59h 25m

£482

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 31/8

20:30-22:15

3 stops28h 45m

Bangkok Suvarnabhumi

Mon 14/9

19:10-12:35

1 stop38h 25m

£487

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 25/10

11:05-01:20

1 stop18h 15m

Bangkok Suvarnabhumi

Fri 20/11

21:05-13:35

3 stops36h 30m

£487

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 24/11

11:50-20:15

1 stop12h 25m

Bangkok Suvarnabhumi

Mon 7/12

22:10-13:15

1 stop35h 05m

£496

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 23/8

10:05-01:10

1 stop18h 05m

Bangkok Suvarnabhumi

Mon 14/9

20:50-12:35

2 stops36h 45m

£510

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 23/8

10:05-01:10

1 stop18h 05m

Bangkok Suvarnabhumi

Sun 30/8

15:55-09:00

3 stops62h 05m

£510

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 4/9

10:05-14:55

3 stops31h 50m

Bangkok Suvarnabhumi

Sat 19/9

07:50-08:00

2 stops21h 10m

£517

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 7/8

10:15-14:45

1 stop31h 30m

Bangkok Suvarnabhumi

Mon 10/8

18:45-07:20

2 stops57h 35m

£526

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 18/9

10:05-12:20

3 stops29h 15m

Bangkok Suvarnabhumi

Tue 29/9

07:50-08:00

2 stops21h 10m

£539
Fastest return journey

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 9/9

10:15-13:00

2 stops29h 45m

Bangkok Suvarnabhumi

Sun 13/9

15:45-07:20

1 stop12h 35m

£560

Flights are sorted by cheapest return flights first.

Deals found on 22/7

Showing 1-10 of 17 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 £496). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of £815). 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 26 July 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 £442 and £638 in September.
The cheapest return price found within the last 5 days was £388 on Multiple Airlines (4 Sept–19 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 26 July 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
3,635 reviews
Check prices

Entertainment

8.2

Food

7.9

Crew

8.4

Boarding

8.1

Overall

8.1

Comfort

8.0

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
3,635 reviews
Emirates
8.1
Very Good
3,635 reviews
Check prices

Entertainment

8.2

Food

7.9

Crew

8.4

Boarding

8.1

Overall

8.1

Comfort

8.0

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
411 reviews
Emirates
8.1
Very Good
3,635 reviews
Check prices

Entertainment

8.2

Food

7.9

Crew

8.4

Boarding

8.1

Overall

8.1

Comfort

8.0

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
1,067 reviews
Emirates
8.1
Very Good
3,635 reviews
Check prices

Entertainment

8.2

Food

7.9

Crew

8.4

Boarding

8.1

Overall

8.1

Comfort

8.0

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
328 reviews
Emirates
8.1
Very Good
3,635 reviews
Check prices

Entertainment

8.2

Food

7.9

Crew

8.4

Boarding

8.1

Overall

8.1

Comfort

8.0

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 17 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 28h 45m. 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 £269. Other airlines that can offer you cheap pricing are Emirates, from £485, and Thai Airways, from £525. 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 £95. Scoot flights start at £126 while deals on Thai Airways start at £286 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 £775 for a flight from Sydney to Bangkok Suvarnabhumi Airport. The cheapest flight overall is £476 while the most popular route, (Sydney Kingsford Smith - Bangkok Suvarnabhumi) is currently priced at £288.

  • 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 £496). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of £815). 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 26 July 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest£269Average£386FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
EmiratesCheapest£485Average£583FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Thai AirwaysCheapest£525Average£937FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Qantas AirwaysCheapest£577Average£995FlexibilityNo 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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