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฿3,221+ 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 2/7. 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 Apr — 29 Apr1
1 adult
1 adult, Economy, 0 bags

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 23 March 2026. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyKrabi

SYD - KBV

SYDKBV

Sydney Kingsford Smith

Thu 7/5

13:00-16:45

1 stop30h 45m

Krabi

Thu 14/5

17:20-19:20

1 stop23h 00m

฿12,489

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Sat 6/6

09:45-10:40

1 stop27h 55m

Phuket City

Sat 13/6

16:00-08:20

1 stop13h 20m

฿12,555

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Mon 1/6

20:50-08:05

1 stop14h 15m

Phuket City

Mon 8/6

16:00-19:35

1 stop24h 35m

฿12,752

SydneyKrabi

SYD - KBV

SYDKBV

Sydney Kingsford Smith

Tue 5/5

20:50-11:15

1 stop17h 25m

Krabi

Tue 26/5

17:20-19:20

1 stop23h 00m

฿12,949

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Sun 26/4

20:50-09:30

1 stop15h 40m

Bangkok Don Mueang Intl

Mon 4/5

21:30-19:35

1 stop19h 05m

฿13,311

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Mon 15/6

20:50-07:50

1 stop14h 00m

Bangkok Don Mueang Intl

Fri 19/6

16:50-08:20

1 stop12h 30m

฿13,311

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Tue 19/5

20:50-09:30

1 stop15h 40m

Bangkok Don Mueang Intl

Sat 23/5

13:35-08:20

1 stop15h 45m

฿13,442

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Wed 10/6

20:50-12:00

1 stop18h 10m

Bangkok Don Mueang Intl

Fri 31/7

16:50-08:20

1 stop12h 30m

฿13,607

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Tue 21/7

20:50-07:50

1 stop14h 00m

Bangkok Don Mueang Intl

Tue 18/8

21:30-19:35

1 stop19h 05m

฿13,640

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Mon 27/7

20:50-07:50

1 stop14h 00m

Bangkok Don Mueang Intl

Mon 17/8

21:30-19:35

1 stop19h 05m

฿13,935

Flights are sorted by cheapest return flights first.

Deals found on 22/3

Showing 1-10 of 60 resultsSorted by cheapest first
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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 13 March 2026.

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 ฿9,630). Flying from Sydney in December will prove the most costly (average of ฿18,307). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Sydney?

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

Thai Airways
Thai Airways
From ฿14,149
Scoot
Scoot
From ฿9,965
แควนตัสแอร์เวย์
แควนตัสแอร์เวย์
From ฿14,076
Singapore Airlines
Singapore Airlines
From ฿18,112

What are popular destinations to fly to from Sydney?

If you’re flying from Sydney, these routes are more frequently taken by airlines Melbourne (1,607 flights per day), Brisbane (1,045 flights per day) and Adelaide (706 flights per day).

Adelaide
Adelaide
From ฿7,838
Los Angeles Los Angeles
Los Angeles Los Angeles
From ฿37,375
Colombo
Colombo
From ฿21,807

What is the cheapest place to fly to from Sydney?

The cheapest city to fly to from Sydney is Adelaide, with prices starting at ฿7,838. Explore other affordable destinations below.

Adelaide
Adelaide
From ฿7,838
Wellington
Wellington
From ฿16,306

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, andแควนตัสแอร์เวย์ from Sydney. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Singapore Airlines
8.2
Very Good
1,484 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Thai Airways
7.8
Good
394 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
แควนตัสแอร์เวย์
7.5
Good
1,007 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.
Scoot
6.7
Okay
322 reviews
Singapore Airlines
8.2
Very Good
1,484 reviews
Check prices

Boarding

8.3

Crew

8.6

Comfort

8.0

Entertainment

8.0

Food

7.8

Overall

8.2

Reviews

1 / 20
6.0
Good

Anonymous,Feb 2026

SAI - SIN

The only issue we had was seat selection. Was not easy to change, after they assigned seats. Also, the premium economy seats, are nothing special.. All and all safe flight with minor back issues.

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 23 March 2026.
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 23 March 2026.

  • 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, Auckland, Brisbane. 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 ฿2,378 to Melbourne Airport (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿17,934 to fly from Sydney.

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

    According to our data, users have found Scoot, แควนตัสแอร์เวย์, and Thai Airways 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 (฿9,965). แควนตัสแอร์เวย์ flights from Sydney to Bangkok Suvarnabhumi (฿14,076). Thai Airways flights from Sydney to Bangkok Suvarnabhumi (฿14,149).

  • 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 Singapore from ฿50,641
    Fly Sydney Kingsford Smith to Bangkok Suvarnabhumi Airport from ฿83,240

  • 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 ฿12,161
    Fly from Sydney to Phuket City from ฿12,391

  • 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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