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Cheap flights from Sydney to Bangkok Suvarnabhumi Airport from ฿5,216

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 21/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
19 Jun — 26 Jun1
1 adult

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Bangkok Suvarnabhumi are usually found in February or August, booked 88 days in advance, depart on a Friday or Sunday 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 14 June 2025.

Round-trip from

฿10,205

One-way from

฿5,216

Popular in

December

Cheapest in

February

Average price

฿20,669

Good round-trip deal

฿20,935 or less

Good one-way deal

฿12,466 or less
Scoot
  • Scoot
  • 29/8-18/9
  • 2 total stops
  • 28h 15m total
  • Sydney to Bangkok
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Scoot
  • Scoot
  • 21/7
  • 1 total stop
  • 14h 20m total
  • Sydney to Bangkok
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Highest demand for flights based on searches. 15% potential increase in price (฿131,180 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (฿26,816 potential savings vs. average return price).
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Average for round-trip flights in June 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 14 June 2025.

Fri 29/812:50SYD - BKK
1 stop13h 35mScoot
Thu 18/917:55BKK - SYD
1 stop14h 40mScoot
Deal found 13/6฿10,205
Thu 11/921:00SYD - BKK
1 stop24h 15mไห่หนานแอร์ไลน์
Sun 14/901:30BKK - SYD
1 stop33h 45mไห่หนานแอร์ไลน์
Deal found 13/6฿10,982
Fri 25/721:15SYD - BKK
2 stops26h 50mMultiple Airlines
Sun 10/813:50BKK - SYD
1 stop14h 30mMultiple Airlines
Deal found 12/6฿11,468
Tue 17/610:15SYD - BKK
1 stop31h 30mVietJet Air
Sat 21/619:55BKK - SYD
1 stop32h 25mVietJet Air
Deal found 11/6฿13,704
Tue 17/611:25SYD - BKK
1 stop16h 25mXiamenAir
Fri 20/601:50BKK - SYD
1 stop28h 30mXiamenAir
Deal found 12/6฿14,546
Tue 8/711:15SYD - BKK
1 stop17h 35mCebu Pacific
Sat 12/711:25BKK - SYD
1 stop19h 20mCebu Pacific
Deal found 14/6฿14,805

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 14 June 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

Fri 29/8

12:50-23:25

1 stop13h 35m

Bangkok Suvarnabhumi

Thu 18/9

17:55-11:35

1 stop14h 40m

฿10,205

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 11/9

21:00-18:15

1 stop24h 15m

Bangkok Suvarnabhumi

Sun 14/9

01:30-14:15

1 stop33h 45m

฿10,982

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 25/7

21:15-21:05

2 stops26h 50m

Bangkok Suvarnabhumi

Sun 10/8

13:50-07:20

1 stop14h 30m

฿11,468

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 8/7

11:15-01:50

1 stop17h 35m

Bangkok Suvarnabhumi

Sat 12/7

11:25-09:45

1 stop19h 20m

฿14,805

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 21/7

20:45-08:05

1 stop14h 20m

฿5,216

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 20/7

09:15-09:00

2 stops26h 45m

฿5,928

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 13/7

11:15-10:05

1 stop25h 50m

฿7,516

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 7/7

11:25-00:50

1 stop16h 25m

฿8,196

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 19/6

08:40-13:00

1 stop31h 20m

฿8,293

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sat 5/7

21:45-19:20

1 stop24h 35m

฿10,756

Flights are sorted by cheapest return flights first.

Deals found on 14/6

Showing 1-10 of 11 results
1
2

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 9 June 2025.

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 88 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, June is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of ฿57). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of ฿79). 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 14 June 2025.

It’s optimal to fly from Sydney to Bangkok Suvarnabhumi Airport at midday. By choosing this option you can save up to 4% on the cost of your flight, compared to a flight in the morning.

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 8 June 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 mornings 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 14 June 2025.

The most flights from SYD to BKK are scheduled on a Monday (18 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (16 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 14 June 2025.
Read through reviews of airlines operating flights from Sydney to Bangkok, such as ไห่หนานแอร์ไลน์, Singapore Airlines and China Southern. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
ไห่หนานแอร์ไลน์
8.1
Very Good
39 reviews
Check prices

Boarding

8.6

Food

8.5

Overall

8.1

Entertainment

7.7

Comfort

8.1

Crew

8.9

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.
ไห่หนานแอร์ไลน์
8.1
Very Good
39 reviews
ไห่หนานแอร์ไลน์
8.1
Very Good
39 reviews
Check prices

Boarding

8.6

Food

8.5

Overall

8.1

Entertainment

7.7

Comfort

8.1

Crew

8.9

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.
Singapore Airlines
8.1
Very Good
1,304 reviews
ไห่หนานแอร์ไลน์
8.1
Very Good
39 reviews
Check prices

Boarding

8.6

Food

8.5

Overall

8.1

Entertainment

7.7

Comfort

8.1

Crew

8.9

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.
China Southern
7.5
Good
99 reviews
ไห่หนานแอร์ไลน์
8.1
Very Good
39 reviews
Check prices

Boarding

8.6

Food

8.5

Overall

8.1

Entertainment

7.7

Comfort

8.1

Crew

8.9

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.
Cebu Pacific
6.8
Okay
199 reviews
ไห่หนานแอร์ไลน์
8.1
Very Good
39 reviews
Check prices

Boarding

8.6

Food

8.5

Overall

8.1

Entertainment

7.7

Comfort

8.1

Crew

8.9

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.
Scoot
6.7
Okay
306 reviews
ไห่หนานแอร์ไลน์
8.1
Very Good
39 reviews
Check prices

Boarding

8.6

Food

8.5

Overall

8.1

Entertainment

7.7

Comfort

8.1

Crew

8.9

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), located 7.5 km from the city centre, is the airport you fly out of when you book flights from Sydney to Bangkok Suvarnabhumi. 7 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 17 outbound flights to Bangkok Suvarnabhumi per day.

  • 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 ฿10,205 on this airline. Additional options worth looking into are ไห่หนานแอร์ไลน์ and Cebu Pacific, starting at ฿10,982 and ฿14,805 round-trip. Scoot is currently priced 52% 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 ฿5,216. Users have also found prices from ฿7,516 and ฿8,196 on Cebu Pacific and XiamenAir, 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 (75%), ออสเตรียนแอร์ไลน์ (74%), โอมานแอร์ (67%).

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

    Looking at all options, your cheapest flight can be booked for ฿10,776. While the most popular route (Sydney Kingsford Smith - Bangkok Suvarnabhumi) can be booked for ฿9,913 on average our data indicates ฿18,927 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, June is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of ฿57). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of ฿79). 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 14 June 2025.
Thai Airways flights from Sydney Kingsford Smith to Bangkok Suvarnabhumi
Thai AirAsia X flights from Sydney Kingsford Smith to Bangkok Suvarnabhumi
Singapore Airlines flights from Sydney Kingsford Smith to Bangkok Suvarnabhumi
Emirates flights from Sydney Kingsford Smith to Bangkok Suvarnabhumi

Top 7 airlines flying from Sydney to Suvarnabhumi

Discover the top 7 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 14 June 2025.
AirlineCheapestAverageFlexibilityOn-time
ScootCheapest฿9,528Average฿11,973FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Thai AirAsia XCheapest฿12,743Average฿22,397FlexibilityNo cancel feeOn-timeN/A
Search Thai AirAsia X flights
China SouthernCheapest฿12,989Average฿19,514FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Singapore AirlinesCheapest฿15,130Average฿18,936FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
EmiratesCheapest฿18,707Average฿24,126FlexibilityNo cancel feeOn-time75%
Search Emirates flights
แควนตัสแอร์เวย์Cheapest฿19,883Average฿24,746FlexibilityNo cancel feeOn-time74%
Search แควนตัสแอร์เวย์ flights
Thai AirwaysCheapest฿20,731Average฿26,874FlexibilityNo cancel feeOn-time77%
Search Thai Airways flights

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?

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.

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