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Cheap flights from Sydney to Bangkok from $326

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Sydney to Bangkok departing on 27/10. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult

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Cheap return flights

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Multiple Airlines Logo
10:45 - 19:10SYD-DMK
12h 25m1 stop
Multiple Airlines Logo
09:55 - 09:15DMK-SYD
19h 20m1 stop
$558Multiple Airlines
Find Deal
Sun, 9 Nov - Thu, 27 Nov
Multiple Airlines Logo
21:50 - 07:50SYD-DMK
14h 00m1 stop
Multiple Airlines Logo
15:40 - 08:05DMK-SYD
12h 25m1 stop
$597Multiple Airlines
Find Deal
Mon, 3 Nov - Mon, 17 Nov
Multiple Airlines Logo
21:50 - 16:20SYD-DMK
22h 30m1 stop
Multiple Airlines Logo
15:40 - 08:05DMK-SYD
12h 25m1 stop
$600Multiple Airlines
Find Deal
Wed, 12 Nov - Wed, 26 Nov
Multiple Airlines Logo
10:45 - 20:45SYD-DMK
14h 00m1 stop
Multiple Airlines Logo
07:30 - 08:05DMK-SYD
20h 35m1 stop
$602Multiple Airlines
Find Deal
Sat, 1 Nov - Thu, 13 Nov
Multiple Airlines Logo
21:50 - 07:50SYD-DMK
14h 00m1 stop
Multiple Airlines Logo
15:40 - 08:05DMK-SYD
12h 25m1 stop
$611Multiple Airlines
Find Deal
Mon, 3 Nov - Thu, 13 Nov
Multiple Airlines Logo
10:45 - 20:45SYD-DMK
14h 00m1 stop
Multiple Airlines Logo
16:50 - 09:15DMK-SYD
12h 25m1 stop
$622Multiple Airlines
Find Deal
Sun, 2 Nov - Sat, 15 Nov
Multiple Airlines Logo
10:45 - 19:10SYD-DMK
12h 25m1 stop
Multiple Airlines Logo
19:25 - 08:05DMK-SYD
32h 40m1 stop
$623Multiple Airlines
Find Deal
Sun, 9 Nov - Sun, 16 Nov
Multiple Airlines Logo
11:15 - 23:15SYD-DMK
16h 00m1 stop
Multiple Airlines Logo
21:25 - 20:35DMK-SYD
19h 10m1 stop
$628Multiple Airlines
Find Deal
Tue, 21 Oct - Tue, 28 Oct
Multiple Airlines Logo
10:45 - 19:10SYD-DMK
12h 25m1 stop
Multiple Airlines Logo
07:30 - 18:50DMK-SYD
31h 20m2 stops
$637Multiple Airlines
Find Deal
Sat, 15 Nov - Sat, 29 Nov
Multiple Airlines Logo
10:45 - 19:10SYD-DMK
12h 25m1 stop
Multiple Airlines Logo
16:50 - 09:15DMK-SYD
12h 25m1 stop
$639Multiple Airlines
Find Deal
Fri, 7 Nov - Sat, 15 Nov

momondo Fare Finder

 
Customise your flight search to find flights from Sydney to Bangkok Don Mueang Intl Airport that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 78,305 searches. Data last updated 13 October 2025.
Use the filters below to find and compare flights from Sydney to Bangkok Don Mueang Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Sun 9/11

10:45-19:10

1 stop12h 25m

Bangkok Don Mueang Intl

Thu 27/11

09:55-09:15

1 stop19h 20m

$558

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Mon 3/11

21:50-07:50

1 stop14h 00m

Bangkok Don Mueang Intl

Mon 17/11

15:40-08:05

1 stop12h 25m

$597

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Wed 12/11

21:50-16:20

1 stop22h 30m

Bangkok Don Mueang Intl

Wed 26/11

15:40-08:05

1 stop12h 25m

$600

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Sat 1/11

10:45-20:45

1 stop14h 00m

Bangkok Don Mueang Intl

Thu 13/11

07:30-08:05

1 stop20h 35m

$602

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Mon 3/11

21:50-07:50

1 stop14h 00m

Bangkok Don Mueang Intl

Thu 13/11

15:40-08:05

1 stop12h 25m

$611

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Sun 2/11

10:45-20:45

1 stop14h 00m

Bangkok Don Mueang Intl

Sat 15/11

16:50-09:15

1 stop12h 25m

$622

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Sun 9/11

10:45-19:10

1 stop12h 25m

Bangkok Don Mueang Intl

Sun 16/11

19:25-08:05

1 stop32h 40m

$623

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Tue 21/10

11:15-23:15

1 stop16h 00m

Bangkok Don Mueang Intl

Tue 28/10

21:25-20:35

1 stop19h 10m

$628

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Sat 15/11

10:45-19:10

1 stop12h 25m

Bangkok Don Mueang Intl

Sat 29/11

07:30-18:50

2 stops31h 20m

$637

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Fri 7/11

10:45-19:10

1 stop12h 25m

Bangkok Don Mueang Intl

Sat 15/11

16:50-09:15

1 stop12h 25m

$639

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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How to get the cheapest flight ticket from Sydney to Bangkok Don Mueang Intl Airport

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

What is the typical price of a round-trip flight between Sydney and Bangkok Don Mueang Intl Airport?

What is the cheapest month to fly to Bangkok Don Mueang Intl Airport?

The cheapest month to fly to Bangkok Don Mueang Intl Airport from Sydney is in May. Flight prices, which tend to average around $589, are often lower during this time because this is during the off-season. If you aren’t able to travel during the month of May, then book flights to Bangkok Don Mueang Intl Airport from Sydney during June instead. Flights to Bangkok Don Mueang Intl Airport in June, while not as cheap as those in May, still average around $589.

What is the cheapest day to depart on your flight to Bangkok Don Mueang Intl Airport?

The cheapest day to depart from Sydney to Bangkok Don Mueang Intl Airport is on a Thursday. Travellers who choose to depart for Bangkok Don Mueang Intl Airport on a Thursday will often find tickets for as low as $764. The most expensive day to fly to Bangkok Don Mueang Intl Airport is Monday, with ticket prices averaging around $1,148.

What is the cheapest time of day to depart on your flight to Bangkok Don Mueang Intl Airport?

Flying to Bangkok Don Mueang Intl Airport from Sydney in the afternoon is the least expensive time of day to depart. momondo users have found prices as low as $666 when looking at flights departing in the afternoon. In contrast, the most expensive time of day to depart to Bangkok Don Mueang Intl Airport is in the morning when prices are around $1,111.

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

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

How far in advance should I book a flight to Bangkok Don Mueang Intl Airport?

You are more likely to see cheaper flights to Bangkok Don Mueang Intl Airport from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok Don Mueang Intl Airport for around $982 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok Don Mueang Intl Airport from Sydney for as low as $602 on momondo.

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

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

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

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

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

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

Direct flights

None
There are no direct flights from Sydney to Bangkok Don Mueang Intl Airport. There are no popular flight routes from Sydney to Bangkok Don Mueang Intl Airport.
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  • How far is Sydney Kingsford Smith to Bangkok Don Mueang Intl by plane?

    A flight from Sydney Kingsford Smith to Bangkok Don Mueang Intl will travel around 7536.4 km. Typically, this will take 12h 25m by plane in normal conditions.

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

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

  • How many operators does momondo search for flights from Sydney Kingsford Smith Airport to Bangkok Don Mueang Intl Airport?

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

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and stopovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Sydney Kingsford Smith Airport to Bangkok Don Mueang Intl Airport.

  • What documentation or ID do you need to fly to Bangkok Don Mueang Intl Airport?

    The required travel and health documents for your Bangkok Don Mueang Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's licence and a passport valid for six months after your intended arrival at Bangkok Don Mueang Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

  • What is the most popular airline from Sydney to Bangkok Don Mueang Intl Airport?

Best airlines flying from Sydney to Bangkok Don Mueang Intl Airport

Compare and see reviews for airlines that fly from Sydney to Bangkok Don Mueang Intl Airport with momondo
Airline
Rating
Free cancellation
Price
China SouthernPriceFrom $559Free cancellationRating
7.4
116 reviews
Search China Southern flights
Thai AirAsia XPriceFrom $587Free cancellationRating
0.0
0 reviews
Search Thai AirAsia X flights

Why use momondo?

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

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 Bangkok from Sydney.

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

Yes. All flights to Bangkok from Sydney on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Bangkok from Sydney. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Bangkok from Sydney. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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