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Thailand (ภาษาไทย)
ภาษาไทย

฿3,060+ 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 14/1. 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
5 Jan — 12 Jan1
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 6 December 2025.

Cheapest airline

Thai Airways

Good round-trip deal

฿7,862 or less

Good one-way deal

฿5,657 or less
On average, Thai Airways currently has the cheapest one-way flight from Sydney Kingsford Smith (avg. price of ฿23,053).
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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 6 December 2025.

Sun 26/409:45SYD - KBV
1 stop28h 05mMultiple Airlines
Fri 15/514:25KBV - SYD
1 stop26h 35mMultiple Airlines
Deal found 4/12฿10,201
Mon 27/420:50SYD - KBV
1 stop17h 55mMultiple Airlines
Thu 14/517:10KBV - SYD
1 stop11h 45mMultiple Airlines
Deal found 5/12฿10,361
Tue 3/320:05SYD - HKT
1 stop17h 50mScoot
Sat 7/320:20HKT - SYD
1 stop12h 00mScoot
Deal found 3/12฿11,891
Tue 3/320:05SYD - HKT
1 stop17h 50mMultiple Airlines
Sat 7/314:10HKT - SYD
1 stop13h 55mMultiple Airlines
Deal found 3/12฿11,923
Sun 3/520:50SYD - HKT
1 stop14h 50mScoot
Wed 27/520:35HKT - SYD
1 stop12h 10mScoot
Deal found 5/12฿12,018
Wed 6/520:50SYD - HKT
1 stop14h 50mMultiple Airlines
Wed 27/511:55HKT - SYD
1 stop16h 25mMultiple Airlines
Deal found 5/12฿12,050
Thu 23/412:55SYD - HKT
Nonstop9h 20mMultiple Airlines
Thu 30/411:05HKT - SYD
1 stop17h 50mMultiple Airlines
Deal found 5/12฿12,114
Sun 19/420:50SYD - HKT
1 stop14h 50mScoot
Mon 18/520:35HKT - SYD
1 stop12h 10mScoot
Deal found 5/12฿12,146
Fri 1/520:50SYD - BKK
1 stop14h 15mMultiple Airlines
Wed 20/515:45BKK - SYD
1 stop12h 35mMultiple Airlines
Deal found 4/12฿12,337
Thu 5/320:05SYD - BKK
1 stop30h 05mMultiple Airlines
Mon 9/314:00BKK - SYD
1 stop14h 05mMultiple Airlines
Deal found 5/12฿12,369
Wed 4/221:50SYD - DMK
1 stop14h 00mMultiple Airlines
Sun 1/323:10DMK - SYD
1 stop31h 35mMultiple Airlines
Deal found 3/12฿12,369
Sat 2/513:00SYD - BKK
1 stop22h 05mScoot
Thu 21/518:00BKK - SYD
1 stop14h 45mScoot
Deal found 4/12฿12,401

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 6 December 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

Sun 26/4

09:45-10:50

1 stop28h 05m

Krabi

Fri 15/5

14:25-20:00

1 stop26h 35m

฿10,201

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Tue 3/2

20:05-15:45

1 stop23h 40m

Chiang Mai

Tue 3/3

12:05-18:50

1 stop26h 45m

฿12,879

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sat 7/3

11:15-10:45

1 stop27h 30m

Bangkok Suvarnabhumi

Sat 4/4

13:50-08:20

1 stop14h 30m

฿13,708

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Wed 20/5

13:00-16:40

1 stop30h 40m

Chiang Mai

Sun 31/5

17:40-19:35

1 stop22h 55m

฿13,772

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Tue 5/5

21:15-16:50

1 stop22h 35m

Chiang Mai

Mon 18/5

23:30-07:20

2 stops28h 50m

฿14,345

SydneyKo Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Sun 1/3

20:05-18:50

1 stop26h 45m

Ko Samui

Tue 10/3

08:55-18:50

1 stop29h 55m

฿14,377

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Sat 9/5

21:15-16:50

1 stop22h 35m

Chiang Mai

Sat 16/5

11:50-07:20

2 stops16h 30m

฿14,792

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Tue 5/5

20:50-10:15

1 stop16h 25m

Chiang Mai

Sun 17/5

09:20-07:20

2 stops19h 00m

฿14,951

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Mon 20/4

13:05-19:20

Nonstop9h 15m

Phuket City

Sat 2/5

21:05-08:50

Nonstop8h 45m

฿15,111

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Sun 3/5

20:50-16:40

1 stop22h 50m

Chiang Mai

Tue 19/5

11:50-07:20

2 stops16h 30m

฿15,111

Flights are sorted by cheapest return flights first.

Deals found on 3/12

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 5 December 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 ฿9,309). Flying from Sydney in December will prove the most costly (average of ฿17,820). 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 29 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 Tuesday 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, แควนตัสแอร์เวย์, China Southern. These airlines fly to the following popular destinations: Bangkok.

Thai Airways
Thai Airways
From ฿15,228
Scoot
Scoot
From ฿9,595
Thai AirAsia X
Thai AirAsia X
From ฿15,538
แควนตัสแอร์เวย์
แควนตัสแอร์เวย์
From ฿19,598

What are popular destinations to fly to from Sydney?

If you’re flying from Sydney, these routes are more frequently taken by airlines Melbourne (1,699 flights per day), Brisbane (1,170 flights per day) and Adelaide (767 flights per day).

Adelaide
Adelaide
From ฿7,602
Wellington
Wellington
From ฿9,347
Auckland Intl
Auckland Intl
From ฿8,610

What is the cheapest place to fly to from Sydney?

The cheapest city to fly to from Sydney is Singapore Changi, with prices starting at ฿4,364. Explore other affordable destinations below.

Singapore Changi
Singapore Changi
From ฿4,364
Brisbane
Brisbane
From ฿5,657
Adelaide
Adelaide
From ฿7,602
Auckland Intl
Auckland Intl
From ฿8,610

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
364 reviews
Check prices

Crew

8.3

Food

7.3

Overall

7.8

Boarding

7.9

Comfort

7.5

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
364 reviews
Thai Airways
7.8
Good
364 reviews
Check prices

Crew

8.3

Food

7.3

Overall

7.8

Boarding

7.9

Comfort

7.5

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
948 reviews
Thai Airways
7.8
Good
364 reviews
Check prices

Crew

8.3

Food

7.3

Overall

7.8

Boarding

7.9

Comfort

7.5

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
122 reviews
Thai Airways
7.8
Good
364 reviews
Check prices

Crew

8.3

Food

7.3

Overall

7.8

Boarding

7.9

Comfort

7.5

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
311 reviews
Thai Airways
7.8
Good
364 reviews
Check prices

Crew

8.3

Food

7.3

Overall

7.8

Boarding

7.9

Comfort

7.5

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

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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 6 December 2025.
Thai Airways 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 6 December 2025.

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

    The most selected flight destinations from Sydney for the current month are Bangkok Suvarnabhumi Airport, Mumbai, 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 ฿4,364 to Singapore (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿14,116 to fly from Sydney.

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

    According to our data, users have found Scoot, China Southern, and Singapore Airlines to have the cheapest round-trip prices from Sydney. Some of the destinations and prices are as follows: Scoot flights from Sydney to Bangkok Suvarnabhumi (฿9,595). China Southern flights from Sydney to Bangkok Suvarnabhumi (฿12,782). Singapore Airlines flights from Sydney to Bangkok Suvarnabhumi (฿15,206).

  • 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 Auckland from ฿24,861
    Fly Sydney Kingsford Smith to Singapore from ฿49,119
    Fly Sydney Kingsford Smith to Hanoi from ฿74,783
    Fly Sydney Kingsford Smith to Bangkok Suvarnabhumi Airport from ฿80,739

  • 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 ฿10,074
    Fly from Sydney to Phuket City from ฿10,297

  • 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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