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Cheap flights from Sydney to Bangkok Suvarnabhumi Airport from ฿6,070

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 14/4. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
10 Apr — 17 Apr1
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 11 March 2026.

Thu 30/413:00
SYD
-
BKK
1 stop31h 50m
Scoot
Fri 8/515:25
BKK
-
SYD
1 stop17h 20m
Scoot
Deal found 10/3฿11,729
Sat 25/413:00
SYD
-
BKK
1 stop22h 05m
Scoot
Thu 30/420:35
BKK
-
SYD
1 stop19h 45m
Scoot
Deal found 10/3฿11,760
Sun 9/820:35
SYD
-
BKK
1 stop24h 15m
Scoot
Thu 13/820:35
BKK
-
SYD
1 stop12h 10m
Scoot
Deal found 9/3฿11,792
Sat 23/520:35
SYD
-
BKK
1 stop14h 30m
Scoot
Tue 30/620:35
BKK
-
SYD
1 stop12h 10m
Scoot
Deal found 10/3฿11,824
Fri 24/420:35
SYD
-
BKK
1 stop26h 00m
Scoot
Fri 1/518:50
BKK
-
SYD
1 stop13h 55m
Scoot
Deal found 10/3฿11,855
Sun 2/820:35
SYD
-
BKK
1 stop20h 50m
Scoot
Sun 9/820:35
BKK
-
SYD
1 stop12h 10m
Scoot
Deal found 9/3฿11,887
Sun 16/820:35
SYD
-
BKK
1 stop26h 00m
Scoot
Fri 28/822:30
BKK
-
SYD
1 stop17h 50m
Scoot
Deal found 6/3฿11,918
Wed 18/320:05
SYD
-
BKK
1 stop16h 10m
Scoot
Sat 28/322:55
BKK
-
SYD
1 stop17h 25m
Scoot
Deal found 8/3฿11,950
Tue 5/513:00
SYD
-
BKK
1 stop31h 50m
Scoot
Mon 11/518:50
BKK
-
SYD
1 stop13h 55m
Scoot
Deal found 10/3฿11,982
Mon 16/320:05
SYD
-
BKK
1 stop16h 10m
Scoot
Thu 2/422:30
BKK
-
SYD
1 stop17h 50m
Scoot
Deal found 6/3฿12,013
Fri 8/514:10
SYD
-
BKK
1 stop24h 30m
China Southern
Sat 16/519:00
BKK
-
SYD
1 stop21h 25m
China Southern
Deal found 7/3฿12,045
Tue 5/513:00
SYD
-
BKK
1 stop33h 35m
Multiple Airlines
Tue 26/519:55
BKK
-
SYD
1 stop32h 25m
Multiple Airlines
Deal found 10/3฿12,076

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 11 March 2026.

Round-trip from

฿11,729

One-way from

฿6,070

Popular in

December

Cheapest in

October

Average price

฿20,169

Good round-trip deal

฿24,998 or less
Scoot
  • Scoot
  • 30/4-8/5
  • 2 total stops
  • 49h 10m total
  • Sydney to Bangkok
Search Deals
Scoot
  • Scoot
  • 14/4
  • 1 total stop
  • 14h 30m total
  • Sydney to Bangkok
Search Deals
Highest demand for flights based on searches. 13% potential increase in price (฿110,494 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿25,286 potential savings vs. average return price).
Search Deals
Average for round-trip flights in March 2026
Search Deals
Price to beat on a round-trip 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 11 March 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

Wed 8/4

10:05-22:15

3 stops39h 10m

Bangkok Suvarnabhumi

Thu 9/4

02:35-08:00

1 stop26h 25m

฿14,100

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 22/4

10:05-01:10

1 stop18h 05m

Bangkok Suvarnabhumi

Wed 29/4

07:50-07:55

2 stops21h 05m

฿14,890

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 27/3

10:00-14:55

3 stops32h 55m

Bangkok Suvarnabhumi

Thu 2/4

02:05-09:00

2 stops26h 55m

฿14,890

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 15/5

10:05-12:20

3 stops29h 15m

Bangkok Suvarnabhumi

Wed 20/5

07:50-07:55

2 stops21h 05m

฿15,111

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 11/6

10:00-19:50

2 stops36h 50m

Bangkok Suvarnabhumi

Fri 19/6

13:20-08:00

2 stops39h 40m

฿15,111

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 28/5

10:00-12:20

2 stops29h 20m

Bangkok Suvarnabhumi

Mon 8/6

07:50-08:00

2 stops45h 10m

฿15,269

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sat 8/8

10:00-12:20

2 stops29h 20m

Bangkok Suvarnabhumi

Sun 9/8

15:55-09:00

3 stops38h 05m

฿15,838

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 10/5

10:05-12:20

3 stops29h 15m

Bangkok Suvarnabhumi

Fri 29/5

02:10-08:00

1 stop26h 50m

฿16,218

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 23/4

11:00-12:30

1 stop28h 30m

Bangkok Suvarnabhumi

Thu 30/4

07:50-12:35

3 stops25h 45m

฿16,218

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 10/4

10:05-14:55

2 stops31h 50m

Bangkok Suvarnabhumi

Thu 16/4

02:05-08:00

2 stops26h 55m

฿19,474

Flights are sorted by cheapest return flights first.

Deals found on 6/3

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 6 March 2026.

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 61 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, May is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of ฿9,231). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of ฿17,609). 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 11 March 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.

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 11 March 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
1,472 reviews
Check prices

Food

7.8

Overall

8.2

Boarding

8.3

Entertainment

8.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Singapore Airlines
8.2
Very Good
1,472 reviews
Singapore Airlines
8.2
Very Good
1,472 reviews
Check prices

Food

7.8

Overall

8.2

Boarding

8.3

Entertainment

8.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Thai Airways
7.8
Good
391 reviews
Singapore Airlines
8.2
Very Good
1,472 reviews
Check prices

Food

7.8

Overall

8.2

Boarding

8.3

Entertainment

8.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
แควนตัสแอร์เวย์
7.5
Good
1,002 reviews
Singapore Airlines
8.2
Very Good
1,472 reviews
Check prices

Food

7.8

Overall

8.2

Boarding

8.3

Entertainment

8.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Scoot
6.7
Okay
320 reviews
Singapore Airlines
8.2
Very Good
1,472 reviews
Check prices

Food

7.8

Overall

8.2

Boarding

8.3

Entertainment

8.0

Crew

8.6

Comfort

8.0

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

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 39h 10m. China Eastern provides one of the quickest options available for as low as ฿14,100. Sydney and Bangkok Suvarnabhumi Airport are separated by a distance of 7509 km.

  • 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 ฿9,585 on this airline. Additional options worth looking into are แควนตัสแอร์เวย์ and Thai Airways, starting at ฿13,539 and ฿13,610 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 ฿5,065. Users have also found prices from ฿7,387 and ฿11,603 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: ลุฟท์ฮันซ่า (93%), ออสเตรียนแอร์ไลน์ (93%), โอมานแอร์ (92%).

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

    Looking at all options, your cheapest flight can be booked for ฿21,634. While the most popular route (Sydney Kingsford Smith - Bangkok Suvarnabhumi) can be booked for ฿8,725 on average, our data indicates ฿26,770 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, May is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of ฿9,231). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of ฿17,609). 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
Pak Chong
Cha-am
Ayutthaya
Sattahip
Ko Lan
Kanchanaburi

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 11 March 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 11 March 2026.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest฿9,585Average฿12,620FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
แควนตัสแอร์เวย์Cheapest฿13,539Average฿24,149FlexibilityNo cancel feeOn-time74%
Search แควนตัสแอร์เวย์ flights
Thai AirwaysCheapest฿13,610Average฿26,448FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights
Singapore AirlinesCheapest฿17,421Average฿22,102FlexibilityNo cancel feeOn-time81%
Search Singapore 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?

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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