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Cheap flights from Sydney to Bangkok Suvarnabhumi Airport

SYD — BKK
11 Oct — 18 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 Saturday and return on a Wednesday

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 11 September 2025.

Popular in

December

Cheapest in

February

Average price

C$ 909
Highest demand for flights based on searches. 14% potential increase in price (C$ 223 potential increase over avg. RT price).
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Cheapest flight prices on average. 3% potential price decrease (C$ 48 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 round-trip 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 round-trip flight from Sydney to Suvarnabhumi. Price data was last updated on 29 August 2025.

To ensure you get the cheapest price possible for a flight from Sydney to Bangkok Suvarnabhumi Airport, you should look to book at least 58 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

What is the cheapest month to book a flight from Sydney to Bangkok Suvarnabhumi Airport?

Currently, September is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of C$ 917). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of C$ 1,387). 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 September 2025.

When flying from Sydney to Bangkok Suvarnabhumi Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 28% versus a flight in the morning.

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 September 2025.
Get a feel of what it's like to fly with Thai Airways and Scoot from Sydney to Bangkok Suvarnabhumi Airport by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.8
Good
350 reviews
Check prices

Boarding

7.9

Overall

7.8

Entertainment

6.9

Food

7.3

Crew

8.3

Comfort

7.5

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
350 reviews
Thai Airways
7.8
Good
350 reviews
Check prices

Boarding

7.9

Overall

7.8

Entertainment

6.9

Food

7.3

Crew

8.3

Comfort

7.5

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
308 reviews
Thai Airways
7.8
Good
350 reviews
Check prices

Boarding

7.9

Overall

7.8

Entertainment

6.9

Food

7.3

Crew

8.3

Comfort

7.5

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?

    Located just 7.5 km from the city centre, Sydney Kingsford Smith is the airport most travellers will use when flying to Bangkok Suvarnabhumi from Sydney. Booking flights from Kingsford Smith (SYD) to Bangkok Suvarnabhumi should be relatively easy as there are 18 daily outbound flights to Bangkok Suvarnabhumi from 2 different airlines.

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

    Scoot, at C$ 411, was found to be the cheapest airline from Sydney to Bangkok Suvarnabhumi Airport. An alternate airline flying to your destination would be Thai Airways. Users have found that Scoot is 55% cheaper than the other options available to this destination.

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

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

  • 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 vacation 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, September is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of C$ 917). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of C$ 1,387). 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
Cha-am

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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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapestC$ 411AverageC$ 465FlexibilityNo cancel feeOn-timeN/A
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Thai AirwaysCheapestC$ 890AverageC$ 909FlexibilityNo 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?

Millions of users choose and trust Cheapflights to book the best flight deals from Sydney to Suvarnabhumi for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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 offers price alerts on Sydney to Suvarnabhumi flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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