฿3,118+ 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 28/5. 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
29 May — 5 Jun1
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 29 April 2026. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Wed 20/5

13:00-16:35

1 stop30h 35m

Chiang Mai

Sun 31/5

14:00-11:45

1 stop18h 45m

฿15,458
Fastest return journey

SydneyPhuket City

SYD - HKT

SYDHKT

Sydney Kingsford Smith

Wed 27/5

13:05-19:20

Nonstop9h 15m

Phuket City

Wed 3/6

21:05-08:50

Nonstop8h 45m

฿15,718

SydneyKrabi

SYD - KBV

SYDKBV

Sydney Kingsford Smith

Fri 12/6

13:00-16:45

1 stop30h 45m

Krabi

Fri 19/6

09:00-11:45

2 stops23h 45m

฿15,783

SydneyKrabi

SYD - KBV

SYDKBV

Sydney Kingsford Smith

Tue 9/6

20:35-16:45

1 stop23h 10m

Krabi

Tue 16/6

18:50-07:20

2 stops33h 30m

฿15,978

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Wed 10/6

20:35-21:50

2 stops28h 15m

Chiang Mai

Wed 17/6

17:20-19:20

1 stop23h 00m

฿16,724

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Sun 6/9

10:05-09:15

2 stops50h 10m

Chiang Mai

Tue 8/9

16:10-08:00

2 stops36h 50m

฿16,919

SydneyChiang Mai

SYD - CNX

SYDCNX

Sydney Kingsford Smith

Tue 8/9

20:35-10:25

1 stop16h 50m

Chiang Mai

Sat 12/9

17:35-11:45

1 stop15h 10m

฿16,952

SydneyKo Samui

SYD - USM

SYDUSM

Sydney Kingsford Smith

Thu 22/10

21:35-17:20

1 stop23h 45m

Ko Samui

Sat 31/10

08:55-18:50

1 stop29h 55m

฿17,277

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 1/9

10:05-19:50

3 stops36h 45m

Bangkok Suvarnabhumi

Wed 9/9

02:25-08:00

2 stops26h 35m

฿18,088

SydneyRayong

SYD - UTP

SYDUTP

Sydney Kingsford Smith

Wed 10/6

20:35-16:50

2 stops23h 15m

Utapao Rayong Pattaya

Wed 17/6

13:00-19:20

2 stops27h 20m

฿18,446

Flights are sorted by cheapest return flights first.

Deals found on 24/4

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?

Booking 60 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, October is the cheapest month in which you can book a flight from Sydney (average of ฿19,517). Flying from Sydney in December will prove the most costly (average of ฿32,182). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

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.

Crew

8.6

Overall

8.2

Food

7.8

Entertainment

8.0

Boarding

8.3

Comfort

8.0

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.

Crew

8.6

Overall

8.2

Food

7.8

Entertainment

8.0

Boarding

8.3

Comfort

8.0

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.

Crew

8.6

Overall

8.2

Food

7.8

Entertainment

8.0

Boarding

8.3

Comfort

8.0

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.

Crew

8.6

Overall

8.2

Food

7.8

Entertainment

8.0

Boarding

8.3

Comfort

8.0

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.

Crew

8.6

Overall

8.2

Food

7.8

Entertainment

8.0

Boarding

8.3

Comfort

8.0

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.

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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 29 April 2026.
  • What are the most popular destinations to fly to from Sydney?

    The most selected flight destinations from Sydney for the current month are Brisbane, Auckland, Bangkok Suvarnabhumi Airport. 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 ฿6,924 to Singapore (prices may vary depending on the airline and departure time). On average, users have booked flights for ฿20,630 to fly from Sydney.

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

    According to our data, users have found Scoot, Thai Airways, 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 (฿9,846). Thai Airways flights from Sydney to Bangkok Suvarnabhumi (฿13,980). Singapore Airlines flights from Sydney to Bangkok Suvarnabhumi (฿20,428).

  • 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 ฿50,038
    Fly Sydney Kingsford Smith to Bangkok Suvarnabhumi Airport from ฿82,248

  • What is the cheapest month to fly from Sydney?

    At the present moment the cheapest month to fly from Sydney is currently October; 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 ฿11,756
    Fly from Sydney to Phuket City from ฿11,918

  • 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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