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Cheap flights from Sydney to Bangkok Suvarnabhumi Airport from £149

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 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
5 May — 12 May1
1 adult

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Bangkok Suvarnabhumi are usually found in February or May, booked 43 days in advance, depart on a Saturday or Tuesday and return on a Sunday

Cheap 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 30 April 2025.

Round-trip from

£274

One-way from

£149

Popular in

December

Cheapest in

February

Average price

£524

Good round-trip deal

£491 or less

Good one-way deal

£290 or less
China Southern
  • China Southern
  • 11/6-23/6
  • 2 total stops
  • 44h 50m total
  • Sydney to Bangkok
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20/7
  • 20/7
  • 2 total stops
  • 32h 35m total
  • Sydney to Bangkok
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Highest demand for flights based on searches. 16% potential increase in price (£72 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease (£15 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from Sydney Kingsford Smith to Bangkok Suvarnabhumi.
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Price to beat on a one-way flight from Sydney Kingsford Smith to Bangkok Suvarnabhumi.
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Find flight deals from Sydney to Suvarnabhumi

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 30 April 2025.

Wed 11/612:50SYD - BKK
1 stop31h 10mMultiple Airlines
Mon 23/603:00BKK - SYD
1 stop13h 40mMultiple Airlines
Deal found 28/4£274
Fri 2/513:05SYD - BKK
1 stop13h 00mMalaysia Airlines
Mon 2/619:40BKK - SYD
1 stop20h 55mMalaysia Airlines
Deal found 29/4£383
Sat 15/1121:30SYD - BKK
1 stop31h 25mChina Eastern
Wed 26/1101:55BKK - SYD
1 stop28h 05mChina Eastern
Deal found 29/4£399
Sun 16/1112:30SYD - BKK
1 stop16h 15mXiamenAir
Wed 26/1101:45BKK - SYD
1 stop28h 40mXiamenAir
Deal found 29/4£400
Tue 19/808:50SYD - BKK
1 stop13h 50mJetstar
Tue 19/821:40BKK - SYD
1 stop16h 10mJetstar
Deal found 29/4£414
Wed 28/507:40SYD - BKK
1 stop19h 10mCathay Pacific
Sun 6/712:05BKK - SYD
1 stop15h 05mCathay Pacific
Deal found 29/4£424
Sun 31/810:15SYD - BKK
1 stop27h 05mVietnam Airlines
Mon 29/911:20BKK - SYD
1 stop17h 55mVietnam Airlines
Deal found 29/4£427
Mon 12/510:10SYD - BKK
1 stop15h 15mPhilippine Airlines
Mon 9/613:30BKK - SYD
1 stop15h 30mPhilippine Airlines
Deal found 29/4£438
Thu 12/620:45SYD - BKK
1 stop25h 40mScoot
Thu 19/609:05BKK - SYD
1 stop23h 30mScoot
Deal found 29/4£496
Wed 11/610:00SYD - BKK
Nonstop9h 20mThai Airways
Tue 24/608:30BKK - SYD
Nonstop9h 00mThai Airways
Deal found 28/4£497
Fri 14/1122:10SYD - BKK
1 stop15h 40mChina Airlines
Sun 23/1102:35BKK - SYD
1 stop29h 35mChina Airlines
Deal found 30/4£513
Tue 29/418:05SYD - BKK
1 stop19h 55mSingapore Airlines
Thu 15/518:30BKK - SYD
1 stop12h 55mSingapore Airlines
Deal found 29/4£515

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 30 April 2025.
Use the filters below to find and compare flights from Sydney to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Sydney

Fly to

Suvarnabhumi

Route

Depart

Return

Price

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 11/6

12:50-17:00

1 stop31h 10m

Bangkok Suvarnabhumi

Mon 23/6

03:00-19:40

1 stop13h 40m

£274

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 19/8

08:50-19:40

1 stop13h 50m

Bangkok Suvarnabhumi

Tue 19/8

21:40-16:50

1 stop16h 10m

£414

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 28/5

07:40-23:50

1 stop19h 10m

Bangkok Suvarnabhumi

Sun 6/7

12:05-06:10

1 stop15h 05m

£424

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 31/8

10:15-10:20

1 stop27h 05m

Bangkok Suvarnabhumi

Mon 29/9

11:20-08:15

1 stop17h 55m

£427

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 12/5

10:10-22:25

1 stop15h 15m

Bangkok Suvarnabhumi

Mon 9/6

13:30-08:00

1 stop15h 30m

£438

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 1/9

13:05-23:05

1 stop13h 00m

Bangkok Suvarnabhumi

Sat 4/10

14:15-06:35

1 stop13h 20m

£472

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 5/9

11:45-13:10

1 stop28h 25m

Bangkok Suvarnabhumi

Fri 3/10

14:15-09:45

1 stop16h 30m

£482

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 12/6

20:45-19:25

1 stop25h 40m

Bangkok Suvarnabhumi

Thu 19/6

09:05-11:35

1 stop23h 30m

£496

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 11/6

10:00-16:20

Nonstop9h 20m

Bangkok Suvarnabhumi

Tue 24/6

08:30-20:30

Nonstop9h 00m

£497

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 31/8

22:10-09:45

1 stop14h 35m

Bangkok Suvarnabhumi

Sat 27/9

02:40-10:45

1 stop29h 05m

£513

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 29 results
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 25 April 2025.

To ensure you get the cheapest price possible for a flight from Sydney to Bangkok Suvarnabhumi Airport, you should look to book at least 43 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, May is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of £717). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of £1,123). 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 30 April 2025.

One of the essential ways to save on airfare from Sydney to Bangkok Suvarnabhumi Airport is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the evening could potentially save you up to 55% on airfare.

Weekly flight availability from Sydney to Bangkok Suvarnabhumi Airport

Explore weekly flight availability from Sydney to Suvarnabhumi. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 30 April 2025.

The most flights from SYD to BKK are scheduled on a Monday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (18 on average).

Rainfall in Suvarnabhumi by month

Plan your trip to Suvarnabhumi by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bangkok Suvarnabhumi Airport ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Bangkok Suvarnabhumi Airport when rainfall is around 10.0 mm.

Temperature in Suvarnabhumi by month

Plan your trip to Suvarnabhumi by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bangkok Suvarnabhumi Airport, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

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 30 April 2025.
Read reviews from past customers who have flown China Airlines, Garuda Indonesia and Emirates from Sydney to Bangkok. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
China Airlines
8.3
Very Good
732 reviews
Check prices

Entertainment

8.0

Food

7.8

Boarding

8.3

Crew

8.5

Overall

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
China Airlines
8.3
Very Good
732 reviews
China Airlines
8.3
Very Good
732 reviews
Check prices

Entertainment

8.0

Food

7.8

Boarding

8.3

Crew

8.5

Overall

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Garuda Indonesia
8.1
Very Good
72 reviews
China Airlines
8.3
Very Good
732 reviews
Check prices

Entertainment

8.0

Food

7.8

Boarding

8.3

Crew

8.5

Overall

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Emirates
8.0
Very Good
3,213 reviews
China Airlines
8.3
Very Good
732 reviews
Check prices

Entertainment

8.0

Food

7.8

Boarding

8.3

Crew

8.5

Overall

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Thai Airways
7.7
Good
325 reviews
China Airlines
8.3
Very Good
732 reviews
Check prices

Entertainment

8.0

Food

7.8

Boarding

8.3

Crew

8.5

Overall

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver
Cathay Pacific
7.5
Good
852 reviews
China Airlines
8.3
Very Good
732 reviews
Check prices

Entertainment

8.0

Food

7.8

Boarding

8.3

Crew

8.5

Overall

8.3

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Apr 2025

YVR - TPE

I like the system, but the problem is the food , thre is no option, as a chef i don't recommend the food is worst we keep our hungry until taipe from vancouver

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 18 outbound flights to Bangkok Suvarnabhumi per day from 5 airlines. Sydney Kingsford Smith is conveniently located just 4.6 mi from Sydney’s city center.

  • 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 £414. Other airlines that can offer you cheap pricing are Cathay Pacific, from £424, and Vietnam Airlines, from £427. Users have found that Jetstar is 15% 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 China Southern, which is currently one of the cheapest options available, starting at £195. Cathay Pacific flights start at £230 while deals on Thai Airways start at £274 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 Austrian Airlines (100%), Lufthansa (100%) and Oman Air (97%).

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

    On average you can expect to pay £1,236 for a flight from Sydney to Bangkok Suvarnabhumi Airport. The cheapest flight overall is £237 while the most popular route, (Sydney Kingsford Smith - Bangkok Suvarnabhumi) is currently priced at £212.

  • 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, May is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of £717). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of £1,123). 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?

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Top 5 airlines flying from Sydney to Suvarnabhumi

Discover the top 5 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 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest£255Average£340FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Thai AirAsia XCheapest£282Average£547FlexibilityNo cancel feeOn-timeN/A
Search Thai AirAsia X flights
Qantas AirwaysCheapest£438Average£904FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Thai AirwaysCheapest£453Average£495FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
EmiratesCheapest£461Average£545FlexibilityNo cancel feeOn-time75%
Search Emirates flights

Fly with Cheapflights

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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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