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Cheap flights from Sydney to Bangkok Suvarnabhumi Airport

SYD — BKK
16 Dec — 23 Dec1
1 adult
1 adult, Economy, 0 bags

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 November 2025.

Popular in

December

Cheapest in

October

Average price

₹ 59,047

Good round-trip deal

₹ 73,764 or less

Good one-way deal

₹ 44,656 or less
Highest demand for flights based on searches. 15% potential increase in price (₹ 1,019,845 potential increase over avg. return price).
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Cheapest flight prices on average. 3% potential price decrease (₹ 204,707 potential savings vs. average return price).
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Average for round-trip flights in November 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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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 14 November 2025.

The best time to book flights from Sydney to Bangkok Suvarnabhumi Airport is 58 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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 ₹ 25,888). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of ₹ 51,865). 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 November 2025.

It’s optimal to fly from Sydney to Bangkok Suvarnabhumi Airport in the evening. By choosing this option you can save up to 58% 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 16 November 2025.
See what other customers who have flown with Thai Airways and Scoot 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.
Thai Airways
7.8
Good
361 reviews
Check prices

Boarding

7.8

Comfort

7.6

Food

7.3

Overall

7.8

Crew

8.3

Entertainment

6.9

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
Thai Airways
7.8
Good
361 reviews
Thai Airways
7.8
Good
361 reviews
Check prices

Boarding

7.8

Comfort

7.6

Food

7.3

Overall

7.8

Crew

8.3

Entertainment

6.9

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.
Scoot
6.7
Okay
310 reviews
Thai Airways
7.8
Good
361 reviews
Check prices

Boarding

7.8

Comfort

7.6

Food

7.3

Overall

7.8

Crew

8.3

Entertainment

6.9

Reviews

1 / 18
10.0
Excellent

Joe,Jun 2025

BKK - TPE

The flight was very comfortable, and I really appreciated that each seat had an electric outlet to charge devices. The staff was great.

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 14 outbound flights to Bangkok Suvarnabhumi per day. You should also have plenty of airline options to choose from since 2 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.

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

    According to our current data, Scoot (₹ 25,670), and Thai Airways (₹ 54,676) offers the cheapest pricing from Sydney to Bangkok Suvarnabhumi Airport. Scoot is 57% cheaper than the average price of flights available within the next 90 days to this destination.

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

    Consider Lufthansa (92%), Austrian Airlines (91%) or Thai Airways (90%) when booking your flight. These represent the most reliable airlines 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 ₹ 25,888). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of ₹ 51,865). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Sydney to Suvarnabhumi

Discover the top 2 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 454,620 searches. Data last updated 16 November 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest₹ 25,670Average₹ 29,767FlexibilityNo cancel feeOn-timeN/A
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Thai AirwaysCheapest₹ 54,676Average₹ 77,969FlexibilityNo cancel feeOn-time77%
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Fly with Cheapflights

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How does Cheapflights help users find flights from Sydney to Suvarnabhumi?

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

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Sydney to Suvarnabhumi for you. Better yet — we are completely free to use.

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?

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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