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Cheap flights from Sydney to Bangkok Suvarnabhumi Airport from ฿8,101

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 12/8. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
30 Aug — 6 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 Friday or Tuesday 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 31 July 2026.

Sat 5/920:35
SYD
-
BKK
1 stop14h 30m
Multiple Airlines
Tue 29/919:55
BKK
-
SYD
1 stop32h 25m
Multiple Airlines
Deal found 29/7฿16,638
Sat 5/920:35
SYD
-
BKK
1 stop14h 30m
Multiple Airlines
Wed 30/915:45
BKK
-
SYD
1 stop12h 35m
Multiple Airlines
Deal found 29/7฿16,671
Sat 21/1120:05
SYD
-
BKK
1 stop27h 10m
Scoot
Wed 2/1217:00
BKK
-
SYD
1 stop21h 50m
Scoot
Deal found 30/7฿16,705
Thu 10/920:35
SYD
-
BKK
1 stop14h 30m
Multiple Airlines
Sun 27/915:45
BKK
-
SYD
1 stop12h 35m
Multiple Airlines
Deal found 29/7฿16,738
Sun 9/811:25
SYD
-
BKK
1 stop26h 50m
XiamenAir
Thu 3/917:40
BKK
-
SYD
1 stop36h 40m
XiamenAir
Deal found 29/7฿16,772
Fri 7/810:15
SYD
-
BKK
1 stop31h 30m
VietJet Air
Sat 22/819:55
BKK
-
SYD
1 stop32h 25m
VietJet Air
Deal found 29/7฿16,805
Fri 16/1021:35
SYD
-
BKK
1 stop16h 20m
Scoot
Fri 23/1018:50
BKK
-
SYD
1 stop21h 30m
Scoot
Deal found 30/7฿16,838
Wed 19/810:15
SYD
-
BKK
1 stop31h 30m
VietJet Air
Wed 23/915:45
BKK
-
SYD
1 stop12h 35m
VietJet Air
Deal found 30/7฿16,872
Sun 16/810:15
SYD
-
BKK
1 stop29h 30m
Multiple Airlines
Fri 28/818:50
BKK
-
SYD
1 stop21h 30m
Multiple Airlines
Deal found 30/7฿16,905
Mon 3/820:35
SYD
-
BKK
1 stop16h 20m
Scoot
Wed 12/817:30
BKK
-
SYD
1 stop15h 15m
Scoot
Deal found 28/7฿16,939
Mon 24/820:35
SYD
-
BKK
2 stops27h 30m
Multiple Airlines
Mon 7/908:00
BKK
-
SYD
2 stops24h 45m
Multiple Airlines
Deal found 28/7฿16,972
Sun 2/820:35
SYD
-
BKK
1 stop16h 20m
Scoot
Wed 12/818:50
BKK
-
SYD
1 stop13h 55m
Scoot
Deal found 28/7฿17,006

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 31 July 2026.

Round-trip from

฿16,638

One-way from

฿8,101

Popular in

December

Cheapest in

October

Average price

฿26,915

Good round-trip deal

฿20,332 or less

Good one-way deal

฿16,941 or less
VietJet Air
  • VietJet Air
  • 5/9-29/9
  • 2 total stops
  • 46h 55m total
  • Sydney to Bangkok
Search Deals
Scoot
  • Scoot
  • 12/8
  • 1 total stop
  • 16h 20m total
  • Sydney to Bangkok
Search Deals
Highest demand for flights based on searches. 11% potential increase in price (฿112,964 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (฿33,427 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 17,341 searches. Data last updated 31 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

Fri 6/11

12:05-14:55

1 stop30h 50m

Bangkok Suvarnabhumi

Sat 14/11

15:05-10:00

2 stops38h 55m

฿20,320

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 3/11

21:30-12:20

1 stop18h 50m

Bangkok Suvarnabhumi

Sun 8/11

05:05-13:35

1 stop28h 30m

฿21,425

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 19/10

11:15-13:00

2 stops29h 45m

Bangkok Suvarnabhumi

Sat 7/11

18:35-10:00

2 stops35h 25m

฿21,425

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 2/11

12:05-14:55

1 stop30h 50m

Bangkok Suvarnabhumi

Tue 10/11

15:05-10:00

2 stops38h 55m

฿21,592

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 9/9

20:30-18:05

1 stop24h 35m

Bangkok Suvarnabhumi

Wed 16/9

20:50-08:00

3 stops32h 10m

฿21,726

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 9/9

10:15-14:45

1 stop31h 30m

Bangkok Suvarnabhumi

Wed 16/9

18:45-07:20

2 stops33h 35m

฿21,726

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 26/10

12:00-20:10

3 stops36h 10m

Bangkok Suvarnabhumi

Tue 10/11

21:05-13:35

3 stops36h 30m

฿21,927

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 11/8

10:05-12:20

3 stops29h 15m

Bangkok Suvarnabhumi

Sat 22/8

07:50-09:00

2 stops22h 10m

฿21,994
Fastest return journey

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 29/10

11:50-20:15

1 stop12h 25m

Bangkok Suvarnabhumi

Sat 14/11

14:20-09:50

1 stop15h 30m

฿22,128

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 25/11

11:50-13:10

1 stop29h 20m

Bangkok Suvarnabhumi

Mon 7/12

14:20-09:50

1 stop15h 30m

฿22,128

Flights are sorted by cheapest return flights first.

Deals found on 28/7

Showing 1-10 of 24 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?

The price you pay for your flight from Sydney to Bangkok Suvarnabhumi Airport may vary depending on when you book. For the best chance of a lower fare, look to book 62 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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 ฿22,128). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of ฿36,355). 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 31 July 2026.

It’s optimal to fly from Sydney to Bangkok Suvarnabhumi Airport in the evening. By choosing this option you can save up to 76% on the cost of your flight, compared to a flight in the afternoon.

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 ฿17,441 and ฿24,705 in September.
The cheapest return price found within the last 5 days was ฿16,638 on Multiple Airlines (5 Sep–29 Sep).

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 31 July 2026.
See what other customers who have flown with Singapore Airlines,Thai Airways, andแควนตัสแอร์เวย์ from Sydney to Bangkok Suvarnabhumi Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Singapore Airlines
8.2
Very Good
1,584 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Thai Airways
7.9
Good
412 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
แควนตัสแอร์เวย์
7.5
Good
1,073 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.
Scoot
6.7
Okay
327 reviews
Singapore Airlines
8.2
Very Good
1,584 reviews
Check prices

Boarding

8.3

Comfort

8.0

Food

7.8

Crew

8.6

Entertainment

8.1

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Anonymous,May 2026

SYD - SIN

creat a group of Senior (75 above) to allow them board the flight ahead of other groups.

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), located 7.5 km from the city centre, is the airport you fly out of when you book flights from Sydney to Bangkok Suvarnabhumi. 4 airlines have flights from Kingsford Smith to Bangkok Suvarnabhumi on a regular basis. Booking flights from Sydney Kingsford Smith to Bangkok Suvarnabhumi should not be difficult; the airport handles an average of 16 outbound flights to Bangkok Suvarnabhumi per day.

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

    A quick flight from Sydney to Bangkok Suvarnabhumi Airport can take about 18h 50m. VietJet Air provides one of the quickest options available for as low as ฿21,425. Sydney and Bangkok Suvarnabhumi Airport are separated by a distance of 7509 km. 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?

    Our cheapest airline available from Sydney to Bangkok Suvarnabhumi Airport is Scoot. Our recent data shows that you can find tickets from as low as ฿11,266 on this airline. Additional options worth looking into are Singapore Airlines and Thai Airways, starting at ฿21,058 and ฿21,379 round-trip. Scoot is currently priced 55% below the average price you’ll pay for this route.

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

    For one-way options, check prices for Scoot. According to our data, you can fly for as low as ฿5,714. Users have also found prices from ฿8,038 and ฿14,948 on Bangkok Airways and Thai Airways, respectively.

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Sydney to Bangkok Suvarnabhumi Airport on time: ลุฟท์ฮันซ่า (70%), ออสเตรียนแอร์ไลน์ (69%), โอมานแอร์ (58%).

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

    Looking at all options, your cheapest flight can be booked for ฿8,038. While the most popular route (Sydney Kingsford Smith - Bangkok Suvarnabhumi) can be booked for ฿13,625 on average, our data indicates ฿19,160 when flying from Sydney to Bangkok Suvarnabhumi Airport.

  • 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 ฿22,128). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of ฿36,355). 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
Kanchanaburi
Ko Samet
Chonburi
Cha-am
Sattahip
Ayutthaya
Pak Chong
Ko Lan

Browse thousands of different options on Cheapflights for your next trip

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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 31 July 2026.
Thai Airways flights from Sydney Kingsford Smith to Bangkok Suvarnabhumi
Singapore Airlines flights from Sydney Kingsford Smith to Bangkok Suvarnabhumi

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 17,341 searches. Data last updated 31 July 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest฿11,266Average฿15,857FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Singapore AirlinesCheapest฿21,058Average฿24,523FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
Thai AirwaysCheapest฿21,379Average฿27,522FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
แควนตัสแอร์เวย์Cheapest฿22,909Average฿26,502FlexibilityNo cancel feeOn-time74%
Search แควนตัสแอร์เวย์ 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?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Suvarnabhumi from Sydney today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Suvarnabhumi from Sydney.

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

Yes! Cheapflights helps users easily find flights from Sydney to Suvarnabhumi with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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