Cheap flights from Sydney to Bangkok Suvarnabhumi Airport from $276

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 31/1. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
16 Oct — 23 Oct1
1 adult
1 adult, Economy

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Bangkok Suvarnabhumi are usually found in February or May, booked 58 days in advance, depart on a Monday or Tuesday and return on a Saturday

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 16 September 2025.

Round-trip from

$527

One-way from

$276

Popular in

December

Cheapest in

February

Average price

$999

Good round-trip deal

$1,154 or less

Good one-way deal

$685 or less
Hainan Airlines
  • Hainan Airlines
  • 29/10-4/11
  • 2 total stops
  • 49h 30m total
  • Sydney to Bangkok
Scoot
  • Scoot
  • 31/1
  • 1 total stop
  • 21h 55m total
  • Sydney to Bangkok
Highest demand for flights based on searches. 15% potential increase in price ($268 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($57 potential savings vs. average return price).
Average for round-trip flights in September 2025
Price to beat on a round-trip flight from Sydney Kingsford Smith to Bangkok Suvarnabhumi.
Price to beat on a one-way flight from Sydney Kingsford Smith to Bangkok Suvarnabhumi.

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 16 September 2025.

Wed 29/1020:05SYD - BKK
1 stop16h 10mMultiple Airlines
Tue 4/1101:35BKK - SYD
1 stop33h 20mMultiple Airlines
Deal found 14/9$527
Thu 30/1020:05SYD - BKK
1 stop16h 10mScoot
Sun 2/1122:55BKK - SYD
1 stop15h 55mScoot
Deal found 15/9$530
Wed 15/1021:25SYD - BKK
1 stop18h 10mScoot
Wed 22/1009:05BKK - SYD
1 stop23h 30mScoot
Deal found 15/9$533
Mon 6/1013:50SYD - BKK
1 stop33h 35mScoot
Mon 10/1109:15BKK - SYD
1 stop23h 50mScoot
Deal found 14/9$536
Tue 7/1013:50SYD - BKK
1 stop33h 35mScoot
Tue 21/1010:50BKK - SYD
1 stop29h 20mScoot
Deal found 14/9$537
Wed 8/1013:50SYD - BKK
1 stop24h 00mScoot
Wed 29/1022:55BKK - SYD
1 stop15h 55mScoot
Deal found 15/9$539
Sun 5/1021:25SYD - BKK
1 stop16h 25mScoot
Wed 22/1018:00BKK - SYD
1 stop22h 10mScoot
Deal found 15/9$540
Wed 15/1013:50SYD - BKK
1 stop22h 15mMultiple Airlines
Tue 28/1001:35BKK - SYD
1 stop33h 20mMultiple Airlines
Deal found 13/9$542
Mon 20/1021:25SYD - BKK
1 stop23h 35mScoot
Sat 1/1118:35BKK - SYD
1 stop20h 15mScoot
Deal found 15/9$543
Thu 30/1020:05SYD - BKK
1 stop27h 10mScoot
Thu 6/1122:55BKK - SYD
1 stop15h 55mScoot
Deal found 15/9$545
Tue 21/1021:25SYD - BKK
1 stop14h 40mScoot
Wed 29/1022:55BKK - SYD
1 stop15h 55mScoot
Deal found 14/9$546

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 647,157 searches. Data last updated 16 September 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

Thu 26/2

12:10-23:10

1 stop15h 00m

Bangkok Suvarnabhumi

Sun 15/3

18:40-10:20

1 stop11h 40m

$882

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 1/3

10:25-19:20

1 stop12h 55m

Bangkok Suvarnabhumi

Thu 19/3

17:05-10:20

1 stop13h 15m

$902

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 27/2

10:25-19:20

1 stop12h 55m

Bangkok Suvarnabhumi

Fri 13/3

18:40-10:20

1 stop11h 40m

$902

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 12/3

10:20-16:10

Nonstop9h 50m

Bangkok Suvarnabhumi

Mon 16/3

18:00-07:35

Nonstop9h 35m

$927

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sat 15/11

10:20-16:10

Nonstop9h 50m

Bangkok Suvarnabhumi

Thu 27/11

18:00-07:35

Nonstop9h 35m

$1,051

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 16/11

10:20-16:10

Nonstop9h 50m

Bangkok Suvarnabhumi

Thu 27/11

18:00-07:35

Nonstop9h 35m

$1,051

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 30/1

22:10-01:35

1 stop31h 25m

Bangkok Suvarnabhumi

Sun 1/3

02:35-12:15

1 stop29h 40m

$1,069

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 28/1

22:10-13:05

1 stop18h 55m

Bangkok Suvarnabhumi

Mon 23/2

02:35-12:15

1 stop29h 40m

$1,069

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 10/3

10:20-16:10

Nonstop9h 50m

Bangkok Suvarnabhumi

Wed 11/3

18:00-07:35

Nonstop9h 35m

$1,090

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 28/1

10:20-16:10

Nonstop9h 50m

Bangkok Suvarnabhumi

Tue 24/2

18:00-07:35

Nonstop9h 35m

$1,091

Flights are sorted by cheapest return flights first.

Deals found on 15/9

Showing 1-10 of 23 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 12 September 2025.

Booking 58 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Bangkok Suvarnabhumi Airport. 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 Sydney to Bangkok Suvarnabhumi Airport?

Currently, February is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of $489). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $911). 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 16 September 2025.

It’s optimal to fly from Sydney to Bangkok Suvarnabhumi Airport in the evening. By choosing this option you can save up to 55% on the cost of your flight, compared to a flight at midday.

What is the cheapest day to fly from Sydney to Bangkok Suvarnabhumi Airport?

Use this chart to determine the cheapest time to fly return from Sydney to Suvarnabhumi. Price data was last updated on 14 September 2025.

Travellers seeking maximum savings on their Sydney to Bangkok Suvarnabhumi Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Sunday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

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 16 September 2025.
Read reviews from past customers who have flown with Singapore Airlines, Thai Airways, andQantas Airways from Sydney to Bangkok Suvarnabhumi Airport. 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.

Food

7.7

Comfort

8.0

Entertainment

8.0

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,July 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Food

7.7

Comfort

8.0

Entertainment

8.0

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,July 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Food

7.7

Comfort

8.0

Entertainment

8.0

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,July 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Food

7.7

Comfort

8.0

Entertainment

8.0

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,July 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Food

7.7

Comfort

8.0

Entertainment

8.0

Boarding

8.2

Overall

8.1

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Anonymous,July 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

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?

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to Bangkok Suvarnabhumi. You should not have trouble finding flights to Bangkok Suvarnabhumi from Kingsford Smith; the airport handles an average of 18 outbound flights to Bangkok Suvarnabhumi per day. You should also have plenty of airline options to choose from since 24 airlines have flights from the Sydney airport to Bangkok Suvarnabhumi. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

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

    For as low as $927, Malaysia Airlines can have you in Bangkok Suvarnabhumi Airport from Sydney in 9h 50m. The distance between Sydney and Bangkok Suvarnabhumi Airport is about 7509 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

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

    VietJet Air, at $295, was found to be the cheapest airline from Sydney to Bangkok Suvarnabhumi Airport.Alternate airlines to your destination round-trip include Jetstar and Scoot. VietJet Air is currently priced 70% below the average price you’ll pay for this route.

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

    Before booking your flight to Bangkok Suvarnabhumi Airport from Sydney, have a look at the most reliable airlines to get you to your destination on time: Austrian Airlines (89%), Lufthansa (89%), Oman Air( 79%).

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

    Looking at all options, your cheapest flight can be booked for $567. While the most popular route (Sydney Kingsford Smith - Bangkok Suvarnabhumi) can be booked for $428 on average, our data indicates $2,407 when flying from Sydney to Bangkok Suvarnabhumi Airport.

  • Where are the most common stopover locations when flying from Sydney to Bangkok Suvarnabhumi Airport?

  • What are some popular things to do or see while on a stopover in Singapore?

    Singapore travellers tend to visit Sentosa, Merlion, and Sim Lim Square more than anywhere else. Sentosa, Merlion, and Sim Lim Square can be accessed by travelling approximately 21.6 km, 16.9 km, and 16.3 km, respectively from Singapore Changi. Travellers can book a car hire at Singapore Changi for about $145 per day to make their sightseeing more efficient.

  • What are points of interest worth seeing during a stopover in Kuala Lumpur?

    If you're on a stopover in Kuala Lumpur and looking for things to do, consider visiting Petronas Towers, Berjaya Times Square, or National Mosque of Malaysia. Petronas Towers, Berjaya Times Square, and National Mosque of Malaysia can be visited by travelling about 46.6 km, 44.9 km, and 44.8 km respectively from Kuala Lumpur Intl. Those on a stopover in Kuala Lumpur in need of a car hire can book one at Kuala Lumpur Intl for about $51.

  • Where are the least popular stopover locations for Sydney to Bangkok Suvarnabhumi Airport flights?

  • 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, February is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of $489). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $911). 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
Chonburi
Ko Samet
Ko Lan
Cha-am
Kanchanaburi
Sattahip
Ayutthaya

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Sydney to Suvarnabhumi on these airlines

Choose from the following airlines for your flight from Sydney to Suvarnabhumi. Flights are based on user searches made on Cheapflights and were last updated on 16 September 2025.

Top 10 airlines flying from Sydney to Suvarnabhumi

Discover the top 10 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 647,157 searches. Data last updated 16 September 2025.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapest$295Average$758FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
JetstarCheapest$423Average$880FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
China SouthernCheapest$540Average$862FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Hainan AirlinesCheapest$541Average$749FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
XiamenAirCheapest$552Average$868FlexibilityNo cancel feeOn-time49%
Search XiamenAir flights
Cebu PacificCheapest$560Average$823FlexibilityNo cancel feeOn-time64%
Search Cebu Pacific flights
Sichuan AirlinesCheapest$607Average$825FlexibilityNo cancel feeOn-time63%
Search Sichuan Airlines flights
Malaysia AirlinesCheapest$669Average$808FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China AirlinesCheapest$676Average$1,046FlexibilityNo cancel feeOn-time70%
Search China Airlines flights
Vietnam AirlinesCheapest$681Average$849FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines 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?

Cheapflights helps you search for flights from Sydney to Suvarnabhumi via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Suvarnabhumi from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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

Yes, we can. To see specific flights from Sydney to Suvarnabhumi with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Suvarnabhumi from Sydney today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.