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฿3,048+ 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 13/1. 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
18 Dec — 25 Dec1
1 adult
1 adult, Economy, 0 bags

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 18 November 2025.

Cheapest airline

China Southern

Good round-trip deal

฿7,998 or less

Good one-way deal

฿2,724 or less
On average, China Southern currently has the cheapest one-way flight from Sydney Kingsford Smith (avg. price of ฿22,600).
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Price to beat on a round-trip flight from Sydney Kingsford Smith.
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Price to beat on a one-way flight from Sydney Kingsford Smith.
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Find flights from Sydney

Enter your travel dates to find the best prices.

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 18 November 2025.

Mon 2/221:50SYD - HKT
1 stop19h 10mMultiple Airlines
Sat 28/219:10HKT - SYD
1 stop21h 25mMultiple Airlines
Deal found 18/11฿11,124
Wed 6/520:45SYD - HKT
1 stop14h 55mScoot
Wed 13/520:35HKT - SYD
1 stop12h 00mScoot
Deal found 17/11฿11,156
Mon 2/313:35SYD - KBV
1 stop26h 05mScoot
Sat 7/323:15KBV - SYD
1 stop15h 35mScoot
Deal found 17/11฿11,254
Sat 28/210:45SYD - HKT
1 stop11h 45mMultiple Airlines
Sat 7/319:10HKT - SYD
1 stop21h 25mMultiple Airlines
Deal found 17/11฿11,286
Wed 18/320:05SYD - HKT
1 stop27h 15mScoot
Sat 28/320:20HKT - SYD
1 stop20h 10mScoot
Deal found 16/11฿11,545
Sun 15/313:35SYD - HKT
1 stop24h 20mScoot
Mon 23/320:20HKT - SYD
1 stop18h 30mScoot
Deal found 17/11฿11,578
Sun 15/220:05SYD - HKT
1 stop27h 15mScoot
Sun 8/320:20HKT - SYD
1 stop18h 30mScoot
Deal found 17/11฿11,610
Sat 7/320:05SYD - HKT
1 stop17h 50mScoot
Tue 10/310:55HKT - SYD
1 stop21h 25mScoot
Deal found 17/11฿11,772
Sat 9/512:50SYD - HKT
1 stop22h 50mScoot
Sun 10/514:15HKT - SYD
1 stop26h 15mScoot
Deal found 17/11฿11,999
Tue 5/520:45SYD - HKT
1 stop14h 55mScoot
Thu 14/520:35HKT - SYD
1 stop12h 00mScoot
Deal found 17/11฿12,064
Tue 5/520:45SYD - HKT
1 stop14h 55mScoot
Mon 11/520:35HKT - SYD
1 stop12h 00mScoot
Deal found 17/11฿12,097
Thu 7/520:45SYD - HKT
1 stop14h 55mScoot
Sat 9/520:35HKT - SYD
1 stop12h 00mScoot
Deal found 17/11฿12,194

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 18 November 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 2/3

20:05-12:00

2 stops19h 55m

Krabi

Sat 7/3

13:00-18:50

2 stops25h 50m

฿13,816

SydneyKrabi

SYD - KBV

SYDKBV

Sydney Kingsford Smith

Mon 2/2

21:50-11:20

1 stop17h 30m

Krabi

Tue 10/2

13:00-06:15

2 stops37h 15m

฿13,978

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Sat 14/2

20:05-19:20

1 stop27h 15m

Phuket City

Sat 28/2

19:35-18:50

3 stops43h 15m

฿14,399

SydneyKrabi

SYD - KBV

SYDKBV

Sydney Kingsford Smith

Sun 1/2

13:35-12:00

2 stops26h 25m

Krabi

Sun 8/2

23:15-06:15

2 stops27h 00m

฿14,983

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Mon 1/12

20:05-22:20

2 stops30h 15m

Chiang Mai

Tue 16/12

15:10-09:15

1 stop14h 05m

฿16,442

SydneyKrabi

SYD - KBV

SYDKBV

Sydney Kingsford Smith

Sat 11/4

10:15-12:00

2 stops52h 45m

Krabi

Wed 22/4

17:20-11:35

1 stop15h 15m

฿16,799

SydneyKrabi

SYD - KBV

SYDKBV

Sydney Kingsford Smith

Fri 10/4

10:15-12:00

2 stops52h 45m

Krabi

Wed 22/4

17:20-11:35

1 stop15h 15m

฿17,059

SydneyKrabi

SYD - KBV

SYDKBV

Sydney Kingsford Smith

Mon 2/2

20:05-11:40

1 stop19h 35m

Krabi

Tue 10/2

12:40-12:20

1 stop19h 40m

฿17,123

SydneyKrabi

SYD - KBV

SYDKBV

Sydney Kingsford Smith

Sun 30/11

13:35-16:40

1 stop31h 05m

Krabi

Sun 7/12

12:40-12:20

1 stop19h 40m

฿17,415

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Mon 16/2

15:00-20:05

Nonstop9h 05m

Phuket City

Fri 20/2

21:45-16:15

1 stop14h 30m

฿17,805

Flights are sorted by cheapest return flights first.

Deals found on 16/11

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 14 November 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 ฿9,470). Flying from Sydney in December will prove the most costly (average of ฿18,972). 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 2 November 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.

Which airlines fly from Sydney?

Many airlines operate round-trip flights from Sydney: Thai Airways, Scoot, Thai AirAsia X, China Southern, แควนตัสแอร์เวย์. These airlines fly to the following popular destinations: Bangkok.

Thai Airways
Thai Airways
From ฿19,278
Scoot
Scoot
From ฿9,761
Thai AirAsia X
Thai AirAsia X
From ฿11,827
China Southern
China Southern
From ฿13,003

What are popular destinations to fly to from Sydney?

If you’re flying from Sydney, these routes are more frequently taken by airlines Melbourne (1,589 flights per day), Brisbane (1,140 flights per day) and Adelaide (743 flights per day).

Wellington
Wellington
From ฿9,508
Adelaide
Adelaide
From ฿7,734
Auckland Intl
Auckland Intl
From ฿8,759

What is the cheapest place to fly to from Sydney?

The cheapest city to fly to from Sydney is Adelaide, with prices starting at ฿7,734. Explore other affordable destinations below.

Adelaide
Adelaide
From ฿7,734
Auckland Intl
Auckland Intl
From ฿8,759

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 Thai Airways, แควนตัสแอร์เวย์, andChina Southern from Sydney. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Thai Airways
7.8
Good
362 reviews
Check prices

Crew

8.3

Comfort

7.6

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

6.9

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
362 reviews
Thai Airways
7.8
Good
362 reviews
Check prices

Crew

8.3

Comfort

7.6

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

6.9

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.
แควนตัสแอร์เวย์
7.5
Good
941 reviews
Thai Airways
7.8
Good
362 reviews
Check prices

Crew

8.3

Comfort

7.6

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

6.9

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.
China Southern
7.5
Good
119 reviews
Thai Airways
7.8
Good
362 reviews
Check prices

Crew

8.3

Comfort

7.6

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

6.9

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
310 reviews
Thai Airways
7.8
Good
362 reviews
Check prices

Crew

8.3

Comfort

7.6

Boarding

7.8

Food

7.3

Overall

7.8

Entertainment

6.9

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.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly your favourite airline from Sydney

Browse through various options for flying your favourite airline from Sydney. Flight routes are based on user searches made on Cheapflights and were last updated on 18 November 2025.
Thai Airways flights from Sydney to Suvarnabhumi
Thai AirAsia X flights from Sydney to Suvarnabhumi

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 18 November 2025.

  • What are the most popular destinations to fly to from Sydney?

    The most selected flight destinations from Sydney for the current month are Brisbane, Bangkok Suvarnabhumi Airport, 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 ฿2,724 to Melbourne Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿15,081 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 (฿2,253). Scoot flights from Sydney to Bangkok Suvarnabhumi (฿9,761). Thai AirAsia X flights from Sydney to Bangkok Suvarnabhumi (฿11,827).

  • 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 ฿21,490
    Fly Sydney Kingsford Smith to Auckland from ฿25,292
    Fly Sydney Kingsford Smith to Singapore from ฿49,970
    Fly Sydney Kingsford Smith to Hanoi from ฿76,078

  • 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 ฿10,183
    Fly from Sydney to Phuket City from ฿10,508

  • 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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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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