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Cheap flights from Sydney to Bangkok Suvarnabhumi Airport from ฿8,411

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 28/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
10 Jul — 17 Jul1
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 August, booked 58 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 10 June 2026.

Sun 9/810:15
SYD
-
BKK
2 stops31h 40m
Multiple Airlines
Sun 23/811:30
BKK
-
SYD
1 stop16h 50m
Multiple Airlines
Deal found 7/6฿16,624
Mon 26/1014:20
SYD
-
BKK
2 stops35h 45m
Multiple Airlines
Mon 9/1118:25
BKK
-
SYD
1 stop20h 25m
Multiple Airlines
Deal found 7/6฿16,657
Tue 11/820:35
SYD
-
BKK
2 stops29h 55m
Multiple Airlines
Sun 16/811:30
BKK
-
SYD
1 stop16h 50m
Multiple Airlines
Deal found 6/6฿16,690
Thu 6/813:00
SYD
-
BKK
2 stops32h 50m
Multiple Airlines
Mon 10/819:55
BKK
-
SYD
1 stop32h 25m
Multiple Airlines
Deal found 7/6฿16,723
Sun 23/815:10
SYD
-
BKK
1 stop21h 55m
Multiple Airlines
Thu 27/815:45
BKK
-
SYD
1 stop12h 35m
Multiple Airlines
Deal found 6/6฿16,755
Tue 1/920:35
SYD
-
BKK
1 stop24h 15m
Multiple Airlines
Mon 28/919:55
BKK
-
SYD
1 stop32h 25m
Multiple Airlines
Deal found 9/6฿16,788
Tue 15/920:35
SYD
-
BKK
1 stop14h 30m
Multiple Airlines
Sun 20/915:45
BKK
-
SYD
1 stop12h 35m
Multiple Airlines
Deal found 10/6฿16,821
Tue 1/920:35
SYD
-
BKK
2 stops18h 15m
Multiple Airlines
Tue 29/907:20
BKK
-
SYD
2 stops33h 00m
Multiple Airlines
Deal found 10/6฿16,854
Mon 3/813:00
SYD
-
BKK
1 stop28h 25m
Multiple Airlines
Tue 18/815:15
BKK
-
SYD
2 stops17h 30m
Multiple Airlines
Deal found 5/6฿16,887
Tue 18/813:00
SYD
-
BKK
2 stops28h 30m
Multiple Airlines
Tue 25/810:20
BKK
-
SYD
2 stops22h 25m
Multiple Airlines
Deal found 7/6฿16,952
Sat 17/1014:00
SYD
-
BKK
1 stop33h 35m
Scoot
Thu 12/1111:50
BKK
-
SYD
1 stop27h 00m
Scoot
Deal found 10/6฿16,985

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 10 June 2026.

Round-trip from

฿16,624

One-way from

฿8,411

Popular in

December

Cheapest in

October

Average price

฿24,640

Good round-trip deal

฿26,166 or less

Good one-way deal

฿16,674 or less
VietJet Air
  • VietJet Air
  • 9/8-23/8
  • 3 total stops
  • 48h 30m total
  • Sydney to Bangkok
Search Deals
Scoot
  • Scoot
  • 28/7
  • 1 total stop
  • 16h 20m total
  • Sydney to Bangkok
Search Deals
Highest demand for flights based on searches. 12% potential increase in price (฿107,662 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿28,024 potential savings vs. average return price).
Search Deals
Average for round-trip flights in June 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 10 June 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

Thu 13/8

10:15-20:00

1 stop12h 45m

Bangkok Suvarnabhumi

Sat 29/8

22:15-12:15

1 stop35h 00m

฿22,669

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 30/7

20:30-15:50

1 stop22h 20m

Bangkok Suvarnabhumi

Sun 9/8

16:50-12:35

1 stop16h 45m

฿22,702

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 28/9

10:15-13:00

2 stops53h 45m

Bangkok Suvarnabhumi

Sun 11/10

15:45-08:20

1 stop12h 35m

฿27,006

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 17/7

10:05-14:55

3 stops31h 50m

Bangkok Suvarnabhumi

Fri 24/7

19:10-12:35

1 stop38h 25m

฿28,484
Fastest return journey

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 31/8

09:50-16:40

Nonstop9h 50m

Bangkok Suvarnabhumi

Sat 26/9

18:10-06:25

Nonstop9h 15m

฿28,977

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 8/9

10:15-18:05

2 stops34h 50m

Bangkok Suvarnabhumi

Thu 10/9

19:05-08:15

2 stops34h 10m

฿30,061

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 1/11

21:30-12:20

1 stop18h 50m

Bangkok Suvarnabhumi

Thu 19/11

07:50-13:35

3 stops25h 45m

฿30,554

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sat 15/8

12:25-14:30

2 stops29h 05m

Bangkok Suvarnabhumi

Sat 29/8

14:15-06:25

1 stop13h 10m

฿32,098

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 8/7

10:05-14:55

3 stops31h 50m

Bangkok Suvarnabhumi

Mon 27/7

16:50-12:35

1 stop16h 45m

฿32,427

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 8/7

10:10-00:10

1 stop17h 00m

Bangkok Suvarnabhumi

Tue 28/7

12:35-10:30

2 stops18h 55m

฿32,591

Flights are sorted by cheapest return flights first.

Deals found on 9/6

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?

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 ฿20,862). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of ฿33,379). 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 10 June 2026.

It’s optimal to fly from Sydney to Bangkok Suvarnabhumi Airport in the evening. By choosing this option you can save up to 74% 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?

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 10 June 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
1,539 reviews
Check prices

Food

7.8

Boarding

8.3

Entertainment

8.1

Crew

8.6

Comfort

8.0

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Singapore Airlines
8.2
Very Good
1,539 reviews
Singapore Airlines
8.2
Very Good
1,539 reviews
Check prices

Food

7.8

Boarding

8.3

Entertainment

8.1

Crew

8.6

Comfort

8.0

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Thai Airways
7.9
Good
406 reviews
Singapore Airlines
8.2
Very Good
1,539 reviews
Check prices

Food

7.8

Boarding

8.3

Entertainment

8.1

Crew

8.6

Comfort

8.0

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
แควนตัสแอร์เวย์
7.5
Good
1,046 reviews
Singapore Airlines
8.2
Very Good
1,539 reviews
Check prices

Food

7.8

Boarding

8.3

Entertainment

8.1

Crew

8.6

Comfort

8.0

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.
Scoot
6.7
Okay
325 reviews
Singapore Airlines
8.2
Very Good
1,539 reviews
Check prices

Food

7.8

Boarding

8.3

Entertainment

8.1

Crew

8.6

Comfort

8.0

Overall

8.2

Reviews

1 / 20
10.0
Excellent

Wee Keng,May 2026

SIN - MNL

Was upgraded to Premium Economy seat as PPS member. SQ steward team prepared birthday cake for a colleague which I requested and didn’t follow up. Great service and a great way to fly.

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 15 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 12h 45m. Vietnam Airlines provides one of the quickest options available for as low as ฿22,669. 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 ฿11,056 on this airline. Additional options worth looking into are Singapore Airlines and แควนตัสแอร์เวย์, starting at ฿20,666 and ฿22,483 round-trip. Scoot is currently priced 53% 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 ฿5,480. Users have also found prices from ฿11,366 and ฿12,058 on Thai Airways and Bangkok 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: ออสเตรียนแอร์ไลน์ (84%), ลุฟท์ฮันซ่า (83%), โอมานแอร์ (66%).

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

    Looking at all options, your cheapest flight can be booked for ฿13,785. While the most popular route (Sydney Kingsford Smith - Bangkok Suvarnabhumi) can be booked for ฿14,751 on average, our data indicates ฿23,102 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 ฿20,862). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of ฿33,379). 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
Ko Samet
Chonburi
Kanchanaburi
Cha-am
Ayutthaya
Sattahip
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 10 June 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 10 June 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest฿11,056Average฿15,959FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Singapore AirlinesCheapest฿20,666Average฿24,067FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
แควนตัสแอร์เวย์Cheapest฿22,483Average฿26,009FlexibilityNo cancel feeOn-time74%
Search แควนตัสแอร์เวย์ flights
Thai AirwaysCheapest฿23,515Average฿27,946FlexibilityNo cancel feeOn-time77%
Search Thai 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?

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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