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Cheap flights from Sydney to Bangkok Suvarnabhumi Airport from £156

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 19/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
17 May — 24 May1
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 May, booked 61 days in advance, depart on a Sunday or Friday and return on a Monday

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 17 April 2026.

Mon 9/1120:05
SYD
-
BKK
1 stop18h 45m
Scoot
Mon 16/1120:15
BKK
-
SYD
1 stop18h 35m
Scoot
Deal found 12/4£300
Thu 13/820:35
SYD
-
BKK
1 stop26h 00m
Scoot
Thu 3/920:35
BKK
-
SYD
1 stop12h 10m
Scoot
Deal found 13/4£301
Sun 18/1021:35
SYD
-
BKK
1 stop14h 30m
Scoot
Thu 22/1020:35
BKK
-
SYD
1 stop12h 10m
Scoot
Deal found 12/4£325
Mon 19/1021:35
SYD
-
BKK
1 stop24h 15m
Multiple Airlines
Fri 23/1019:55
BKK
-
SYD
1 stop32h 25m
Multiple Airlines
Deal found 12/4£329
Mon 25/513:00
SYD
-
BKK
1 stop23h 55m
Scoot
Thu 28/509:05
BKK
-
SYD
1 stop31h 15m
Scoot
Deal found 14/4£339
Thu 28/520:35
SYD
-
BKK
1 stop14h 30m
Scoot
Thu 4/620:35
BKK
-
SYD
1 stop19h 45m
Scoot
Deal found 13/4£343
Thu 14/520:40
SYD
-
BKK
1 stop24h 10m
Scoot
Thu 28/509:05
BKK
-
SYD
1 stop31h 15m
Scoot
Deal found 12/4£344
Thu 14/513:00
SYD
-
BKK
2 stops34h 40m
Multiple Airlines
Thu 28/520:35
BKK
-
SYD
1 stop19h 45m
Multiple Airlines
Deal found 12/4£349
Mon 25/520:50
SYD
-
BKK
2 stops24h 05m
Multiple Airlines
Thu 28/519:55
BKK
-
SYD
1 stop32h 25m
Multiple Airlines
Deal found 14/4£351
Sat 30/520:35
SYD
-
BKK
1 stop24h 15m
Scoot
Sat 6/620:35
BKK
-
SYD
1 stop19h 45m
Scoot
Deal found 15/4£352
Sun 18/1021:35
SYD
-
BKK
1 stop14h 30m
Scoot
Wed 21/1020:35
BKK
-
SYD
1 stop12h 10m
Scoot
Deal found 12/4£353
Sat 17/1021:35
SYD
-
BKK
1 stop26h 00m
Multiple Airlines
Thu 22/1019:55
BKK
-
SYD
1 stop32h 25m
Multiple Airlines
Deal found 12/4£356

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 17 April 2026.

Round-trip from

£301

One-way from

£156

Popular in

December

Cheapest in

October

Average price

£554

Good round-trip deal

£663 or less

Good one-way deal

£523 or less
Scoot
  • Scoot
  • 13/8-3/9
  • 2 total stops
  • 38h 10m total
  • Sydney to Bangkok
Search Deals
Scoot
  • Scoot
  • 19/8
  • 1 total stop
  • 31h 50m total
  • Sydney to Bangkok
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (£60 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (£15 potential savings vs. average return price).
Search Deals
Average for round-trip flights in April 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 17 April 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 9/8

10:05-01:10

1 stop18h 05m

Bangkok Suvarnabhumi

Tue 11/8

02:05-08:00

2 stops26h 55m

£402

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 27/5

07:00-19:50

1 stop15h 50m

Bangkok Suvarnabhumi

Wed 27/5

21:50-14:45

1 stop13h 55m

£433

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 22/5

10:05-12:20

3 stops29h 15m

Bangkok Suvarnabhumi

Sun 7/6

20:50-12:35

2 stops60h 45m

£435

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 25/5

20:30-12:20

3 stops42h 50m

Bangkok Suvarnabhumi

Thu 28/5

07:50-08:00

2 stops21h 10m

£508

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 22/5

10:05-12:20

3 stops29h 15m

Bangkok Suvarnabhumi

Mon 25/5

20:50-12:35

2 stops36h 45m

£509

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 3/6

10:15-20:05

1 stop12h 50m

Bangkok Suvarnabhumi

Mon 8/6

14:25-08:15

1 stop14h 50m

£520

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 28/5

11:00-22:15

3 stops38h 15m

Bangkok Suvarnabhumi

Thu 4/6

09:50-12:35

1 stop23h 45m

£563

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 8/5

10:15-13:00

2 stops53h 45m

Bangkok Suvarnabhumi

Wed 27/5

15:45-07:20

1 stop12h 35m

£570

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 5/5

10:15-13:00

2 stops29h 45m

Bangkok Suvarnabhumi

Tue 19/5

13:50-07:20

1 stop14h 30m

£605
Fastest return journey

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 18/5

09:50-16:40

Nonstop9h 50m

Bangkok Suvarnabhumi

Wed 27/5

18:10-06:25

Nonstop9h 15m

£623

Flights are sorted by cheapest return flights first.

Deals found on 12/4

Showing 1-10 of 23 resultsSorted by cheapest first
1
2
3

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?

Use this chart to determine the optimal time to book a return flight from Sydney to Suvarnabhumi. Price data was last updated on 10 April 2026.

To ensure you get the cheapest price possible for a flight from Sydney to Bangkok Suvarnabhumi Airport, you should look to book at least 61 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 £442). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of £728). 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 17 April 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?

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 17 April 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
3,559 reviews
Check prices

Crew

8.3

Overall

8.1

Entertainment

8.2

Food

7.9

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.
Emirates
8.1
Very Good
3,559 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Crew

8.3

Overall

8.1

Entertainment

8.2

Food

7.9

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.
Thai Airways
7.8
Good
397 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Crew

8.3

Overall

8.1

Entertainment

8.2

Food

7.9

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.
Qantas Airways
7.5
Good
1,019 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Crew

8.3

Overall

8.1

Entertainment

8.2

Food

7.9

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.
Scoot
6.7
Okay
325 reviews
Emirates
8.1
Very Good
3,559 reviews
Check prices

Crew

8.3

Overall

8.1

Entertainment

8.2

Food

7.9

Boarding

8.1

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Mar 2026

SFO - DXB

Business class was too crowded. Flight attendants were too busy, and not attentive. Orders were not delivered and delayed in delivered. Always lines to us restrooms.

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 15 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 15h 50m. 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 £212. Other airlines that can offer you cheap pricing are Thai Airways, from £467, and Emirates, from £477. Users have found that Scoot is 58% 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 Thai Airways start at £236 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 Gulf Air (97%), Austrian Airlines (95%) and Lufthansa (95%).

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

    On average you can expect to pay £703 for a flight from Sydney to Bangkok Suvarnabhumi Airport. The cheapest flight overall is £302 while the most popular route, (Sydney Kingsford Smith - Bangkok Suvarnabhumi) is currently priced at £283.

  • 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 £442). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of £728). 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
Ayutthaya
Ko Samet
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 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest£212Average£289FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Thai AirwaysCheapest£467Average£587FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
EmiratesCheapest£477Average£518FlexibilityNo cancel feeOn-time75%
Search Emirates flights
Qantas AirwaysCheapest£567Average£978FlexibilityNo 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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