What is the most punctual flight time for Bangkok to Sydney flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

How often are flights from Bangkok to Sydney delayed?

Historically, on average around 70% of flights between Bangkok and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 87 minutes.

Which airline has the best punctuality record on Bangkok to Sydney flights?

According to our data, AirAsia X have had the fewest delays on this route over the last 12 months, with about 70% of their flights experiencing any sort of delay.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

When did momondo last update prices for flights from Bangkok Don Mueang Intl Airport to Sydney Kingsford Smith Airport?

Prices for flights from Bangkok Don Mueang Intl Airport to Sydney Kingsford Smith Airport are updated daily.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$263 Cheap Flights from Bangkok Don Mueang Intl Airport to Sydney in 2025/26

1 adult

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08:35 - 06:05

DMK

SYD

17h 30m2 stops

11:15 - 19:45

SYD

DMK

12h 30m1 stop

$820Multiple Airlines

Wed, 4 Mar - Wed, 11 Mar

09:55 - 06:15

DMK

SYD

16h 20m2 stops

11:15 - 19:45

SYD

DMK

12h 30m1 stop

$838Multiple Airlines

Wed, 11 Feb - Wed, 4 Mar

12:10 - 06:15

DMK

SYD

14h 05m1 stop

11:15 - 19:45

SYD

DMK

12h 30m1 stop

$841Multiple Airlines

Tue, 10 Feb - Fri, 6 Mar

13:55 - 09:15

DMK

SYD

15h 20m2 stops

10:45 - 19:10

SYD

DMK

12h 25m1 stop

$843Multiple Airlines

Sun, 28 Dec - Mon, 12 Jan

06:00 - 13:50

DMK

SYD

27h 50m2 stops

21:50 - 07:50

SYD

DMK

14h 00m1 stop

$846Multiple Airlines

Sat, 24 Jan - Mon, 9 Feb

12:10 - 07:30

DMK

SYD

15h 20m1 stop

21:50 - 07:50

SYD

DMK

14h 00m1 stop

$847Multiple Airlines

Sat, 7 Feb - Mon, 2 Mar

09:55 - 07:30

DMK

SYD

17h 35m2 stops

13:35 - 22:10

SYD

DMK

12h 35m1 stop

$852Multiple Airlines

Mon, 9 Feb - Thu, 19 Feb

16:50 - 09:15

DMK

SYD

12h 25m1 stop

07:15 - 19:15

SYD

DMK

16h 00m2 stops

$853Multiple Airlines

Mon, 29 Dec - Thu, 8 Jan

12:05 - 07:25

DMK

SYD

15h 20m2 stops

15:00 - 00:35

SYD

DMK

13h 35m1 stop

$855Multiple Airlines

Thu, 12 Feb - Mon, 16 Feb

06:40 - 09:15

DMK

SYD

22h 35m1 stop

21:50 - 20:45

SYD

DMK

26h 55m1 stop

$858Multiple Airlines

Sat, 7 Mar - Wed, 18 Mar

momondo Fare Finder

Use the filters below to find and compare flights from Bangkok Don Mueang Intl Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Wed 4/3

08:35-06:05

2 stops17h 30m

Sydney Kingsford Smith

Wed 11/3

11:15-19:45

1 stop12h 30m

$820

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Wed 11/2

09:55-06:15

2 stops16h 20m

Sydney Kingsford Smith

Wed 4/3

11:15-19:45

1 stop12h 30m

$838

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Tue 10/2

12:10-06:15

1 stop14h 05m

Sydney Kingsford Smith

Fri 6/3

11:15-19:45

1 stop12h 30m

$841

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sun 28/12

13:55-09:15

2 stops15h 20m

Sydney Kingsford Smith

Mon 12/1

10:45-19:10

1 stop12h 25m

$843

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sat 24/1

06:00-13:50

2 stops27h 50m

Sydney Kingsford Smith

Mon 9/2

21:50-07:50

1 stop14h 00m

$846

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sat 7/2

12:10-07:30

1 stop15h 20m

Sydney Kingsford Smith

Mon 2/3

21:50-07:50

1 stop14h 00m

$847

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Mon 9/2

09:55-07:30

2 stops17h 35m

Sydney Kingsford Smith

Thu 19/2

13:35-22:10

1 stop12h 35m

$852

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Mon 29/12

16:50-09:15

1 stop12h 25m

Sydney Kingsford Smith

Thu 8/1

07:15-19:15

2 stops16h 00m

$853

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Thu 12/2

12:05-07:25

2 stops15h 20m

Sydney Kingsford Smith

Mon 16/2

15:00-00:35

1 stop13h 35m

$855

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sat 7/3

06:40-09:15

1 stop22h 35m

Sydney Kingsford Smith

Wed 18/3

21:50-20:45

1 stop26h 55m

$858

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Bangkok Don Mueang Intl Airport to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Delays

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Sunday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,223. The most expensive day to fly to Sydney is Wednesday, with ticket prices averaging around $1,492.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is at midday. momondo users have found flights departing from Bangkok Don Mueang Intl Airport to Sydney at midday for as low as $728. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the evening when prices are $1,339 on average. Flights to Sydney from Bangkok Don Mueang Intl Airport in the evening are generally more expensive because this time of day is more convenient for travellers’ schedules.

What is the cheapest Bangkok Don Mueang Intl to Sydney Kingsford Smith flight route?

Fly from Bangkok Don Mueang Intl to Sydney Kingsford Smith for the best Bangkok Don Mueang Intl - Sydney Kingsford Smith flight prices

What cabin class options are available on Bangkok Don Mueang Intl to Sydney Kingsford Smith flights?

There are 3 cabin classes available to choose from on Bangkok Don Mueang Intl to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Bangkok Don Mueang Intl Airport to Sydney flight prices changed over time?

As of December 2025, prices for Bangkok Don Mueang Intl Airport to Sydney flights are approximately 15% cheaper when compared to flights at the same time last year.

When to book flights from Bangkok Don Mueang Intl Airport to Sydney

Are you open to changing your travel dates? Check out the ideal times to fly from Bangkok Don Mueang Intl Airport to Sydney according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Bangkok Don Mueang Intl Airport to Sydney (DMK to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bangkok Don Mueang Intl Airport to Sydney

Fastest flight time	12h 25m
Direct flights	None

The fastest flight from Bangkok Don Mueang Intl Airport to Sydney takes 12h 25m

There are no direct flights from Bangkok Don Mueang Intl Airport to Sydney. There are no popular flight routes from Bangkok Don Mueang Intl Airport to Sydney.

Search flight deals

How far is Bangkok Don Mueang Intl to Sydney Kingsford Smith by plane?
Sydney Kingsford Smith is 7536.4 km away from Bangkok Don Mueang Intl. A reasonable flight in good conditions will take 12h 25m.
When did momondo last update prices for flights from Bangkok Don Mueang Intl Airport to Sydney Kingsford Smith Airport?
Prices for flights from Bangkok Don Mueang Intl Airport to Sydney Kingsford Smith Airport are updated daily.
How old do you have to be to fly from Bangkok Don Mueang Intl Airport to Sydney Kingsford Smith Airport?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok Don Mueang Intl Airport to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Bangkok Don Mueang Intl Airport to Sydney?
momondo data reveals that the most frequently booked plane model on the route from Bangkok Don Mueang Intl Airport to Sydney is Airbus A330-300, representing 65.82% of all bookings. The subsequent popular models are Airbus A350-900 at 26.58%, Airbus A330 at 5.06%, and Boeing 787-8 Dreamliner at 2.53%.

Parramatta

Wollongong

Terrigal

Penrith

Katoomba

Lithgow

Leura

Manly

Bondi Beach

Coogee

Cronulla

Randwick

Charlestown

Newport

Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Bangkok to Sydney?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from Bangkok.

Can I find flights from Bangkok to Sydney with flexible booking policies on momondo?

All flight searches from Bangkok to Sydney on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Bangkok to Sydney?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Sydney from Bangkok.

I’m not ready to book a flight from Bangkok to Sydney right now. Can momondo alert me if prices change?

Price alerts on flights to Sydney from Bangkok are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Cheap flights from Bangkok Don Mueang Intl Airport to Sydney from $296

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Use the filters below to find and compare flights from Bangkok Don Mueang Intl Airport to Sydney that are best for you.

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How to get the cheapest flight ticket from Bangkok Don Mueang Intl Airport to Sydney

What is the cheapest day to depart on your flight to Sydney?

Our data shows that Sunday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $1,223. The most expensive day to fly to Sydney is Wednesday, with ticket prices averaging around $1,492.

What is the cheapest time of day to depart on your flight to Sydney?

What is the cheapest Bangkok Don Mueang Intl to Sydney Kingsford Smith flight route?

Fly from Bangkok Don Mueang Intl to Sydney Kingsford Smith for the best Bangkok Don Mueang Intl - Sydney Kingsford Smith flight prices

What cabin class options are available on Bangkok Don Mueang Intl to Sydney Kingsford Smith flights?

There are 3 cabin classes available to choose from on Bangkok Don Mueang Intl to Sydney Kingsford Smith flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Bangkok Don Mueang Intl Airport to Sydney flight prices changed over time?

As of December 2025, prices for Bangkok Don Mueang Intl Airport to Sydney flights are approximately 15% cheaper when compared to flights at the same time last year.

How often are flights from Bangkok to Sydney delayed?

Historically, on average around 70% of flights between Bangkok and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 87 minutes.

What is the most punctual flight time for Bangkok to Sydney flights?

Generally, flights departing in the early afternoon tend to experience fewer delays. Flights departing in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Sunday is statistically the day of the week that experiences the fewest delays on this flight route. Tuesday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Bangkok to Sydney flights?

According to our data, AirAsia X have had the fewest delays on this route over the last 12 months, with about 70% of their flights experiencing any sort of delay.

When to book flights from Bangkok Don Mueang Intl Airport to Sydney

Cheap Bangkok Don Mueang Intl Airport to Sydney (DMK to SYD) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bangkok Don Mueang Intl Airport to Sydney

Fastest flight time

Direct flights

How far is Bangkok Don Mueang Intl to Sydney Kingsford Smith by plane?

When did momondo last update prices for flights from Bangkok Don Mueang Intl Airport to Sydney Kingsford Smith Airport?

How old do you have to be to fly from Bangkok Don Mueang Intl Airport to Sydney Kingsford Smith Airport?

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

What is the most popular plane model from Bangkok Don Mueang Intl Airport to Sydney?

Travelling to a place near Sydney?

Why use momondo?

Why should I use momondo to find a flight deal from Bangkok to Sydney?

Can I find flights from Bangkok to Sydney with flexible booking policies on momondo?

How can momondo help me find flights from Bangkok to Sydney?

I’m not ready to book a flight from Bangkok to Sydney right now. Can momondo alert me if prices change?

An easier way to manage your Sydney trip

We make it super easy to schedule, organise and travel with friends or family. Trips is free – and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Airports servicing New South Wales