฿6,298+ Cheap flights to Sydney

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 7/3. Fares are subject to change and may not be available on all flights or dates of travel.
— SYD
5 Feb — 12 Feb1
1 adult
1 adult, Economy, 0 bags

Flights to Sydney in 2026

Enter your travel dates to find the best prices.

Cheapest flights to Sydney
Explore the most affordable flight options available to Sydney. Find the lowest fares based on data from user searches, with prices last updated on 6 January 2026.

Wed 4/212:10DMK - SYD
1 stop14h 40mMultiple Airlines
Wed 11/221:50SYD - DMK
1 stop20h 50mMultiple Airlines
Deal found 5/1฿16,262
Thu 19/223:10BKK - SYD
3 stops30h 05mMultiple Airlines
Thu 26/208:50SYD - BKK
2 stops17h 20mMultiple Airlines
Deal found 5/1฿16,262
Sat 4/413:50BKK - SYD
1 stop14h 30mMultiple Airlines
Wed 8/410:15SYD - BKK
3 stops40h 25mMultiple Airlines
Deal found 4/1฿16,293
Tue 3/207:00DMK - SYD
2 stops33h 35mMultiple Airlines
Thu 19/213:35SYD - DMK
1 stop12h 35mMultiple Airlines
Deal found 4/1฿16,324
Tue 3/206:35BKK - SYD
2 stops34h 00mMultiple Airlines
Mon 9/207:15SYD - BKK
2 stops16h 55mMultiple Airlines
Deal found 4/1฿16,324
Thu 12/206:00DMK - SYD
1 stop20h 15mMultiple Airlines
Tue 17/213:35SYD - DMK
1 stop12h 35mMultiple Airlines
Deal found 4/1฿16,356
Thu 12/320:15BKK - SYD
1 stop12h 05mMultiple Airlines
Mon 16/306:35SYD - BKK
2 stops14h 50mMultiple Airlines
Deal found 5/1฿16,356
Fri 6/313:25DMK - SYD
1 stop15h 50mMultiple Airlines
Tue 17/321:50SYD - DMK
1 stop14h 00mMultiple Airlines
Deal found 6/1฿16,450
Sun 1/218:25BKK - SYD
2 stops32h 25mMultiple Airlines
Sun 8/220:05SYD - BKK
1 stop24h 55mMultiple Airlines
Deal found 5/1฿16,450
Mon 2/321:25DMK - SYD
1 stop19h 10mMultiple Airlines
Wed 25/315:00SYD - DMK
1 stop12h 20mMultiple Airlines
Deal found 5/1฿16,512
Sat 28/220:15BKK - SYD
2 stops30h 35mMultiple Airlines
Fri 13/310:45SYD - BKK
2 stops15h 25mMultiple Airlines
Deal found 4/1฿16,544
Sun 23/822:55BKK - SYD
1 stop17h 40mMultiple Airlines
Wed 2/910:15SYD - BKK
1 stop12h 50mMultiple Airlines
Deal found 5/1฿16,575

Find flight deals to Sydney

Find the latest flights to Sydney in 2026, with up-to-date prices and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 6 January 2026.

Return from

฿16,262

One-way from

฿6,298

Popular in

January

Cheapest in

July

Average price

฿30,424
4/2-11/2
  • 4/2-11/2
  • 2 total stops
  • 35h 30m total
  • Bangkok to Sydney
7/3
  • 7/3
  • 1 total stop
  • 21h 55m total
  • Bangkok to Sydney
Highest demand for flights based on searches. 9% potential increase in price (฿2,477 potential increase over avg. return price).
Cheapest flight prices on average. 2% potential price decrease (฿593 potential savings vs. average return price).
Average for return flights in January 2026

Cheapflights Fare Finder

 
Locate flights to Sydney that fit your budget, with regularly updated fares and availability. In the last 7 days, Cheapflights users made a total of 17,341 searches and data was last updated on 6 January 2026.
Use the filters below to find and compare flights to Sydney that are best for you.

Fly from

Bangkok

Route

Depart

Return

Price

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Fri 6/3

15:10-09:15

1 stop14h 05m

Sydney Kingsford Smith

Tue 17/3

21:50-07:50

1 stop14h 00m

฿16,512

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Wed 11/3

06:35-18:50

2 stops32h 15m

Sydney Kingsford Smith

Wed 18/3

20:05-11:30

2 stops19h 25m

฿16,669

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Tue 10/2

09:55-07:30

2 stops17h 35m

Sydney Kingsford Smith

Tue 17/2

13:35-23:00

1 stop13h 25m

฿16,826

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sun 5/4

07:30-07:20

1 stop20h 50m

Sydney Kingsford Smith

Thu 9/4

10:15-11:20

2 stops28h 05m

฿16,826

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sun 1/3

19:40-20:35

1 stop20h 55m

Sydney Kingsford Smith

Sat 14/3

10:45-19:10

1 stop12h 25m

฿16,888

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sat 28/2

13:25-09:15

1 stop15h 50m

Sydney Kingsford Smith

Fri 13/3

11:15-19:45

1 stop12h 30m

฿16,951

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sat 7/3

19:40-20:35

1 stop20h 55m

Sydney Kingsford Smith

Wed 18/3

21:50-19:10

1 stop25h 20m

฿17,515

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Fri 27/2

18:20-14:40

1 stop16h 20m

Sydney Kingsford Smith

Sun 8/3

21:25-17:20

1 stop23h 55m

฿17,578

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sun 1/2

07:30-11:30

1 stop24h 00m

Sydney Kingsford Smith

Sun 8/2

21:50-07:50

1 stop14h 00m

฿17,578

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Wed 18/2

12:10-06:15

1 stop14h 05m

Sydney Kingsford Smith

Wed 4/3

07:15-22:00

1 stop18h 45m

฿17,985

Flights are sorted by cheapest return flights first.

Deals found on 5/1

Showing 1-10 of 41 results
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Best time to book a flight to Sydney

Have a flexible travel schedule? Discover the best time to fly to 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 to Sydney

When is the best time to book a flight to Sydney?

Use this chart to determine the optimal time to book a return flight from Bangkok to Sydney. Price data was last updated on 2 January 2026.

To ensure you get the cheapest price possible for a flight to Sydney, you should look to book at least 18 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.

How long is the flight to Sydney?

On average, a flight from Bangkok to Sydney takes 12 hours 25 minutes. Flights to Sydney from other popular cities in Thailand will vary in length. Below are a few examples of popular routes and their flight times.

Weekly flight availability to Sydney

The most flights from Bangkok to Sydney are scheduled on a Monday (17 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (17 on average).

What are the cheapest airlines that fly to Sydney?

The cheapest airlines flying from Bangkok to Sydney are Scoot, China Southern and Malaysia Airlines.

Rainfall in Sydney by month

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

In terms of precipitation, rainfall in Sydney ranges from 50.0 - 130.0 mm per month. March is typically the wettest month, when rainfall can reach 130.0 mm. September is typically the driest time to visit Sydney when rainfall is around 50.0 mm.

Temperature in Sydney by month

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

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 11.0 C).

Reviews of airlines servicing Sydney

Get insights into the airlines that provide service to Sydney. 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 Sydney. Reviews last updated 6 January 2026.
Read reviews from past customers who have flown Emirates, Thai Airways, andCathay Pacific to Australia. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Boarding

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane

Boarding

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane

Boarding

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane

Boarding

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane

Boarding

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane

Boarding

8.1

Crew

8.3

Comfort

8.0

Entertainment

8.2

Overall

8.1

Food

7.9

Reviews

1 / 20
10.0
Excellent

Peter,Nov 2025

HKT - DXB

Great flight and the best food I’ve had on a plane

FAQs about flying to Sydney

  • What airport do you fly into for flights to Sydney?

    Most people fly into Sydney Kingsford Smith (SYD) if they book a flight to Sydney. Kingsford Smith is conveniently located just 7.5 km from Sydney’s city centre. There are 17 flights from Bangkok to Kingsford Smith per day from 8 different airlines.

  • Can I find cheaper flights to Sydney if I am willing to have stopovers?

    Yes, flights with stopovers are often cheaper than direct flights. Keep an eye out for flight deals to Sydney on Cheapflights that require 1 or 2 stops for potential cost savings.

  • What is the best airline to fly to Sydney?

    Based on reviews from Cheapflights users, Scoot is rated the highest out of the airlines that fly to Sydney.

  • What is the cheapest airport to fly to in Sydney?

    Sydney Kingsford Smith is currently the cheapest airport to fly to in Sydney. One-way flights to Sydney Kingsford Smith typically cost ฿6,417, while return flights cost around ฿6,397.

  • How much is a return flight to Sydney?

    A return flight to Sydney will typically cost around ฿6,397, however they can be found for as little as ฿6,397.

  • Where does the fastest flight to Sydney depart from?

    For those looking to save time traveling to Sydney, Phuket City offers the quickest one-way flight (8 hours 45 minutes).

  • Does Sydney Kingsford Smith have rental cars?

    Yes. Those touching down at Sydney Kingsford Smith can take advantage of the car hire services offered upon their arrival.

  • Are there hotels close to Sydney Kingsford Smith?

    Yes. Sydney Kingsford Smith has hotels nearby for those requiring accommodations. Aerotel Sydney - Inside International Terminal Airport is the closest property to Sydney Kingsford Smith (0.0 km away from Sydney Kingsford Smith).

See more FAQs

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Wollongong

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How does Cheapflights help users find flights to Sydney?

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

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

Can Cheapflights find flights to Sydney with no change fees?

Certainly. Search results for flights to Sydney shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

Can Cheapflights notify me if prices for flights to Sydney become cheaper?

Yes, Cheapflights offers price alerts on Sydney flights so you can book your flight when prices are ideal. Enable price alerts 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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