฿2,586+ Cheap flights from Sydney

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 30/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
SYD — BKK
22 Aug — 29 Aug1
1 adult

What to know about flights from Sydney

Discover essential information about flights departing from Sydney, including flight schedules, destinations, airlines operating at the Sydney airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 17 August 2025.

Cheapest airline

China Southern

Good round-trip deal

฿4,907 or less

Good one-way deal

฿5,198 or less
On average, China Southern currently has the cheapest one-way flight from Sydney Kingsford Smith (avg. price of ฿20,456).
Price to beat on a round-trip flight from Sydney Kingsford Smith.
Price to beat on a one-way flight from Sydney Kingsford Smith.

Find flights from Sydney

Cheapest flights from Sydney
Explore the most affordable flight options available from Sydney. Find the lowest fares based on data from user searches, with prices last updated on 17 August 2025.

Mon 20/1013:50SYD - KBV
1 stop30h 50mScoot
Mon 3/1117:15KBV - SYD
1 stop21h 35mScoot
Deal found 16/8฿10,086
Sat 1/1114:20SYD - HKT
1 stop33h 00mScoot
Sat 8/1110:55HKT - SYD
1 stop27h 55mScoot
Deal found 16/8฿10,377
Mon 8/912:50SYD - HKT
1 stop22h 50mScoot
Mon 22/920:35HKT - SYD
1 stop12h 00mScoot
Deal found 16/8฿10,410
Sun 12/1021:25SYD - HKT
1 stop15h 15mScoot
Fri 7/1120:20HKT - SYD
1 stop12h 45mScoot
Deal found 15/8฿10,442
Mon 8/912:50SYD - HKT
1 stop22h 50mScoot
Wed 17/909:40HKT - SYD
1 stop22h 55mScoot
Deal found 16/8฿10,571
Thu 11/912:50SYD - HKT
1 stop22h 50mScoot
Wed 17/920:35HKT - SYD
1 stop12h 00mScoot
Deal found 17/8฿10,604
Tue 9/920:45SYD - HKT
1 stop14h 55mScoot
Tue 16/920:35HKT - SYD
1 stop12h 00mScoot
Deal found 14/8฿10,636
Wed 5/1120:05SYD - BKK
1 stop26h 55mScoot
Sat 8/1120:00BKK - SYD
1 stop13h 05mScoot
Deal found 16/8฿10,701
Tue 21/1022:15SYD - HKT
1 stop20h 40mMultiple Airlines
Thu 30/1015:40HKT - SYD
1 stop13h 35mMultiple Airlines
Deal found 16/8฿10,798
Tue 9/912:50SYD - BKK
1 stop26h 45mScoot
Mon 22/910:50BKK - SYD
1 stop21h 45mScoot
Deal found 15/8฿10,798
Tue 7/1022:15SYD - HKT
1 stop16h 25mMultiple Airlines
Tue 4/1119:10HKT - SYD
1 stop21h 25mMultiple Airlines
Deal found 15/8฿10,895
Sun 19/1010:15SYD - HKT
1 stop28h 25mMultiple Airlines
Tue 28/1020:40HKT - SYD
1 stop19h 55mMultiple Airlines
Deal found 14/8฿10,959

Find flights from Sydney within your budget

 
Find flights departing from Sydney that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 17 August 2025. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

SydneyKrabi

SYD - KBV

SYDKBV

Sydney Kingsford Smith

Mon 20/10

13:50-16:40

1 stop30h 50m

Krabi

Mon 3/11

17:15-18:50

1 stop21h 35m

฿10,086

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Sat 1/11

14:20-19:20

1 stop33h 00m

Phuket City

Sat 8/11

10:55-18:50

1 stop27h 55m

฿10,377

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Fri 5/9

12:50-19:35

1 stop33h 45m

Phuket City

Mon 8/9

09:40-11:35

1 stop22h 55m

฿10,410

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Mon 3/11

20:05-09:55

1 stop17h 50m

Phuket City

Mon 10/11

10:55-18:50

1 stop27h 55m

฿10,410

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Mon 8/9

12:50-08:40

1 stop22h 50m

Phuket City

Mon 22/9

20:35-11:35

1 stop12h 00m

฿10,410

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Mon 8/9

12:50-19:35

1 stop33h 45m

Phuket City

Mon 15/9

09:40-11:35

1 stop22h 55m

฿10,410

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Sun 12/10

21:25-08:40

1 stop15h 15m

Phuket City

Fri 7/11

20:20-13:05

1 stop12h 45m

฿10,442

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Wed 8/10

13:50-19:35

1 stop33h 45m

Phuket City

Tue 28/10

20:20-18:50

1 stop18h 30m

฿10,442

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Tue 9/9

12:50-08:40

1 stop22h 50m

Phuket City

Mon 22/9

20:35-11:35

1 stop12h 00m

฿10,442

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Wed 10/9

12:50-19:35

1 stop33h 45m

Phuket City

Wed 17/9

20:35-11:35

1 stop12h 00m

฿10,539

Flights are sorted by cheapest return flights first.

Deals found on 17/8

Showing 1-10 of 60 results
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Best time to book a flight from Sydney

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

Travel insights for flights from Sydney

Get recent, data-driven insights about flights from Sydney including ideal travel times, pricing trends, and more.

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

Use this chart to determine the optimal time to book a return flight from Sydney to Suvarnabhumi. Price data was last updated on 8 August 2025.

Booking 58 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney. 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?

Currently, May is the cheapest month in which you can book a flight from Sydney (average of ฿9,440). Flying from Sydney in December will prove the most costly (average of ฿17,392). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

When is the cheapest time to fly from Sydney?

Use this chart to determine the cheapest time to fly return from Sydney to Suvarnabhumi. Price data was last updated on 10 August 2025.

Those who are seeking the cheapest fare on flights departing from Sydney would be wise to consider leaving during Friday evenings when prices are typically at their lowest. When considering other options, price-conscious travelers should avoid Saturday afternoons when fares are usually the most expensive.

Airline reviews for flights from Sydney

Get insights into the airlines that provide service from Sydney. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Sydney. In the last 7 days, Cheapflights users made a total of 17,341 searches.
Read reviews from past customers who have flown Singapore Airlines, Thai Airways, andChina Southern from Sydney. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.2

Entertainment

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.2

Entertainment

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.2

Entertainment

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.2

Entertainment

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

Food

7.7

Crew

8.6

Overall

8.1

Boarding

8.2

Entertainment

8.0

Comfort

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

DAD - SIN

Person in front laid back his seat. I’m quite tall found it difficult to sit straight lucky seat next to me was empty was able to stretch my legs. Eating my meal was difficult also as seat remained lowered

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Fly your favourite airline from Sydney

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Related info for your journey

Access useful and relevant information related to your journey from Sydney. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 17 August 2025.
  • What are the most popular destinations to fly to from Sydney?

    The most selected flight destinations from Sydney for the current month are Beirut, Brisbane, Auckland. While Bangkok Suvarnabhumi Airport, Auckland, Brisbane are the top choices made by travellers year-round.

  • What is the cheapest flight from Sydney to anywhere?

    Users have flown out of Sydney for as low as ฿2,913 to Cairns (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿12,951 to fly from Sydney.

  • What are the cheapest airlines flying from Sydney to anywhere?

    According to our data, users have found เจ็ทสตาร์, Scoot, and Thai AirAsia X to have the cheapest round-trip prices from Sydney. Some of the destinations and prices are as follows: เจ็ทสตาร์ flights from Sydney to Melbourne (฿2,246). Scoot flights from Sydney to Bangkok Suvarnabhumi (฿9,508). Thai AirAsia X flights from Sydney to Bangkok Suvarnabhumi (฿12,717).

  • What is the cheapest premium economy flight from Sydney?

    If you're looking for an elevated level of comfort for your next adventure, premium economy flights from Sydney may suit your needs. The cheapest premium economy flights from Sydney are:
    Fly Sydney Kingsford Smith to Manila from ฿21,422
    Fly Sydney Kingsford Smith to Auckland from ฿25,211
    Fly Sydney Kingsford Smith to Singapore from ฿49,812
    Fly Sydney Kingsford Smith to Hanoi from ฿75,837

  • What is the cheapest month to fly from Sydney?

    At the present moment the cheapest month to fly from Sydney is currently May; with December being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Sydney?

    Here are some of the cheapest flight destinations from Sydney:
    Fly from Sydney to Bangkok from ฿9,828
    Fly from Sydney to Phuket City from ฿10,410

  • How does Cheapflights help users find flights from Sydney?

    Cheapflights helps you search for flights from Sydney 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?

    It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney.

  • Can Cheapflights find flights from Sydney with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney flexibly with Cheapflights today.

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

    Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Sydney today and book when you’re ready!

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How does Cheapflights help users find flights from Sydney?

Cheapflights helps you search for flights from Sydney 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?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sydney.

Can Cheapflights find flights from Sydney with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Sydney flexibly with Cheapflights today.

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

Yes, Cheapflights has a feature called Price Alerts, which offers users the ability to be notified when flight prices change. Track prices for your flight from Sydney today and book when you’re ready!

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