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Cheap flights from Sydney to Bangkok Suvarnabhumi Airport from $254

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 21/5. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
5 May — 12 May1
1 adult

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Bangkok Suvarnabhumi are usually found in February or May, booked 43 days in advance, depart on a Monday or Saturday and return on a Friday

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 30 April 2025.

Round-trip from

$501

One-way from

$254

Popular in

December

Cheapest in

February

Average price

$1,098

Good round-trip deal

$1,070 or less

Good one-way deal

$644 or less
Scoot
  • Scoot
  • 4/6-15/6
  • 2 total stops
  • 53h 40m total
  • Sydney to Bangkok
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Scoot
  • Scoot
  • 21/5
  • 1 total stop
  • 33h 35m total
  • Sydney to Bangkok
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($315 potential increase over avg. return price).
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Cheapest flight prices on average. 4% potential price decrease ($67 potential savings vs. average return price).
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Average for round-trip flights in April 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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Find flight deals from Sydney to Suvarnabhumi

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 30 April 2025.

Wed 4/612:50SYD - BKK
1 stop22h 15mScoot
Sun 15/609:05BKK - SYD
1 stop31h 25mScoot
Deal found 29/4$501
Sat 23/812:50SYD - BKK
1 stop22h 15mMultiple Airlines
Wed 27/801:50BKK - SYD
1 stop28h 30mMultiple Airlines
Deal found 29/4$545
Thu 5/621:00SYD - BKK
1 stop16h 00mHainan Airlines
Sun 8/601:30BKK - SYD
1 stop33h 45mHainan Airlines
Deal found 30/4$587
Wed 18/611:25SYD - BKK
1 stop16h 25mXiamenAir
Tue 24/601:50BKK - SYD
1 stop28h 30mXiamenAir
Deal found 29/4$681
Sat 3/508:45SYD - BKK
1 stop29h 35mChina Southern
Sat 31/503:00BKK - SYD
1 stop13h 40mChina Southern
Deal found 29/4$687

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 647,157 searches. Data last updated 30 April 2025.
Use the filters below to find and compare flights from Sydney to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Sydney

Fly to

Suvarnabhumi

Route

Depart

Return

Price

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 4/6

12:50-08:05

1 stop22h 15m

Bangkok Suvarnabhumi

Sun 15/6

09:05-19:30

1 stop31h 25m

$501

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sat 23/8

12:50-08:05

1 stop22h 15m

Bangkok Suvarnabhumi

Wed 27/8

01:50-09:20

1 stop28h 30m

$545

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 5/6

21:00-00:20

1 stop30h 20m

Bangkok Suvarnabhumi

Sun 8/6

01:30-14:15

1 stop33h 45m

$587

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 11/6

11:25-00:50

1 stop16h 25m

Bangkok Suvarnabhumi

Tue 1/7

01:50-09:20

1 stop28h 30m

$670

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 18/5

10:15-10:20

1 stop27h 05m

Bangkok Suvarnabhumi

Sat 31/5

03:00-19:40

1 stop13h 40m

$726

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 25/6

11:15-01:50

1 stop17h 35m

Bangkok Suvarnabhumi

Tue 8/7

03:25-09:45

1 stop27h 20m

$739

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 13/5

11:20-12:55

3 stops28h 35m

Bangkok Suvarnabhumi

Sun 18/5

13:35-12:35

1 stop20h 00m

$778

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 21/5

12:50-19:25

1 stop33h 35m

$254

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 1/8

12:50-18:25

2 stops32h 35m

$294

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 8/5

21:00-18:15

1 stop24h 15m

$329

Flights are sorted by cheapest return flights first.

Deals found on 29/4

Showing 1-10 of 21 results
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 25 April 2025.

Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Bangkok Suvarnabhumi Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, February is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of $489). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $911). 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 30 April 2025.

It’s optimal to fly from Sydney to Bangkok Suvarnabhumi Airport in the evening. By choosing this option you can save up to 56% on the cost of your flight, compared to a flight at midday.

What is the cheapest day to fly from Sydney to Bangkok Suvarnabhumi Airport?

Use this chart to determine the cheapest time to fly return from Sydney to Suvarnabhumi. Price data was last updated on 30 March 2025.

Travellers seeking maximum savings on their Sydney to Bangkok Suvarnabhumi Airport flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Sydney to Bangkok Suvarnabhumi Airport

Explore weekly flight availability from Sydney to Suvarnabhumi. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 30 April 2025.

The most flights from SYD to BKK are scheduled on a Monday (18 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (18 on average).

Rainfall in Suvarnabhumi by month

Plan your trip to Suvarnabhumi by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bangkok Suvarnabhumi Airport ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Bangkok Suvarnabhumi Airport when rainfall is around 10.0 mm.

Temperature in Suvarnabhumi by month

Plan your trip to Suvarnabhumi by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bangkok Suvarnabhumi Airport, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

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 30 April 2025.
Get a feel of what it's like to fly with Hainan Airlines, Emirates and Bangkok Airways from Sydney to Bangkok by reading reviews from past customers. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Comfort

8.1

Food

8.5

Entertainment

7.7

Overall

8.1

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Hainan Airlines
8.1
Very Good
38 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Comfort

8.1

Food

8.5

Entertainment

7.7

Overall

8.1

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Emirates
8.0
Very Good
3,215 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Comfort

8.1

Food

8.5

Entertainment

7.7

Overall

8.1

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Bangkok Airways
7.9
Good
109 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Comfort

8.1

Food

8.5

Entertainment

7.7

Overall

8.1

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Thai Airways
7.7
Good
325 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Comfort

8.1

Food

8.5

Entertainment

7.7

Overall

8.1

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.
Cathay Pacific
7.5
Good
852 reviews
Hainan Airlines
8.1
Very Good
38 reviews
Check prices

Boarding

8.6

Comfort

8.1

Food

8.5

Entertainment

7.7

Overall

8.1

Crew

9.0

Reviews

1 / 2
10.0
Excellent

Anonymous,Mar 2025

CAN - PEK

Excellent services. The staff were amazing. Although if there was something that I could suggest to improve the services I’d say that snacks and drinks should be offered in between meals. Other than that then it was a lovely flight.

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 18 outbound flights to Bangkok Suvarnabhumi per day. You should also have plenty of airline options to choose from since 22 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?

    Scoot, at $501, was found to be the cheapest airline from Sydney to Bangkok Suvarnabhumi Airport.Alternate airlines to your destination round-trip include Hainan Airlines and XiamenAir. Scoot is currently priced 51% 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?

    $254 is the cheapest one-way deal found within the past few days, from Scoot. You may also be able to find cheap deals on Hainan Airlines and Cebu Pacific, with prices starting from $329 and $378, respectively.

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

    Before booking your flight to Bangkok Suvarnabhumi Airport from Sydney, have a look at the most reliable airlines to get you to your destination on time: Austrian Airlines (100%), Lufthansa (100%), Oman Air( 97%).

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

    Looking at all options, your cheapest flight can be booked for $491. While the most popular route (Sydney Kingsford Smith - Bangkok Suvarnabhumi) can be booked for $423 on average our data indicates $2,336 when flying from Sydney to Bangkok Suvarnabhumi Airport.

  • Where are the most common stopover locations when flying from Sydney to Bangkok Suvarnabhumi Airport?

    The most popular stopover on flights from Sydney to Bangkok Suvarnabhumi Airport is Singapore. Guangzhou sees the second most layovers for non-direct flights flying from Sydney to Bangkok Suvarnabhumi Airport. Kuala Lumpur comes in third as the most popular stopover location on Sydney to Bangkok Suvarnabhumi Airport flights.

  • What are some popular things to do or see while on a stopover in Singapore?

    Singapore travellers tend to visit Sentosa, Merlion, and Boat Quay more than anywhere else. Sentosa, Merlion, and Boat Quay can be accessed by travelling approximately 21.6 km, 16.9 km, and 17.3 km, respectively from Singapore Changi. Travellers can book a car hire at Singapore Changi for about $118 per day to make their sightseeing more efficient.

  • What are points of interest worth seeing during a stopover in Kuala Lumpur?

    If you're on a stopover in Kuala Lumpur and looking for things to do, consider visiting Petronas Towers, Berjaya Times Square, or National Mosque of Malaysia. Petronas Towers, Berjaya Times Square, and National Mosque of Malaysia can be visited by travelling about 46.6 km, 44.9 km, and 44.8 km respectively from Kuala Lumpur Intl. Those on a stopover in Kuala Lumpur in need of a car hire can book one at Kuala Lumpur Intl for about $45.

  • Where are the least popular stopover locations for Sydney to Bangkok Suvarnabhumi Airport flights?

    Of the flights from Sydney to Bangkok Suvarnabhumi Airport that have stopovers, the fewest flights stop in Xiamen. Denpasar follows Xiamen in terms of the least common stopover location on Sydney to Bangkok Suvarnabhumi Airport flights. Haikou ranks third to last in terms of the least popular stopover locations on Sydney to Bangkok Suvarnabhumi Airport flights.

  • 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, February is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of $489). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $911). 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

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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 30 April 2025.
Thai Airways flights from Sydney Kingsford Smith to Bangkok Suvarnabhumi
Thai AirAsia X flights from Sydney Kingsford Smith to Bangkok Suvarnabhumi
Scoot flights from Sydney Kingsford Smith to Bangkok Suvarnabhumi
Singapore Airlines flights from Sydney Kingsford Smith to Bangkok Suvarnabhumi

Top 10 airlines flying from Sydney to Suvarnabhumi

Discover the top 10 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 647,157 searches. Data last updated 30 April 2025.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapest$346Average$1,154FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
JetstarCheapest$414Average$860FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
ScootCheapest$451Average$580FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
XiamenAirCheapest$503Average$839FlexibilityNo cancel feeOn-time49%
Search XiamenAir flights
Hainan AirlinesCheapest$561Average$779FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
China SouthernCheapest$562Average$861FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Sichuan AirlinesCheapest$576Average$813FlexibilityNo cancel feeOn-time63%
Search Sichuan Airlines flights
Vietnam AirlinesCheapest$686Average$869FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Malaysia AirlinesCheapest$702Average$822FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China AirlinesCheapest$704Average$1,132FlexibilityNo cancel feeOn-time70%
Search China 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?

Cheapflights helps you search for flights from Sydney to Suvarnabhumi via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Cheapflights helps you find that perfect flight to Suvarnabhumi from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

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 has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Suvarnabhumi from Sydney today and book when prices fit your budget.

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