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Cheap flights from Sydney to Bangkok from $280

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 25/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Cheap return flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
10:15 - 11:20
SYD
-
DMK
28h 05m
1 stop
Multiple Airlines Logo
13:40 - 07:20
DMK
-
SYD
14h 40m
1 stop
$546Multiple Airlines
Wed, 10 Jun - Wed, 24 Jun
Multiple Airlines Logo
10:15 - 11:20
SYD
-
DMK
28h 05m
1 stop
Multiple Airlines Logo
13:40 - 07:20
DMK
-
SYD
14h 40m
1 stop
$547Multiple Airlines
Wed, 10 Jun - Thu, 25 Jun
Multiple Airlines Logo
10:15 - 23:05
SYD
-
DMK
15h 50m
1 stop
Multiple Airlines Logo
07:30 - 07:20
DMK
-
SYD
20h 50m
1 stop
$548Multiple Airlines
Sat, 13 Jun - Tue, 23 Jun
Multiple Airlines Logo
10:15 - 23:05
SYD
-
DMK
15h 50m
1 stop
Multiple Airlines Logo
07:30 - 07:20
DMK
-
SYD
20h 50m
1 stop
$550Multiple Airlines
Thu, 11 Jun - Mon, 15 Jun
Multiple Airlines Logo
10:15 - 23:05
SYD
-
DMK
15h 50m
1 stop
Multiple Airlines Logo
13:40 - 07:20
DMK
-
SYD
14h 40m
1 stop
$551Multiple Airlines
Tue, 19 May - Wed, 10 Jun
Multiple Airlines Logo
20:50 - 09:30
SYD
-
DMK
15h 40m
1 stop
Multiple Airlines Logo
13:40 - 07:20
DMK
-
SYD
14h 40m
1 stop
$553Multiple Airlines
Mon, 4 May - Mon, 18 May
Multiple Airlines Logo
10:15 - 23:05
SYD
-
DMK
15h 50m
1 stop
Multiple Airlines Logo
07:30 - 07:20
DMK
-
SYD
20h 50m
1 stop
$555Multiple Airlines
Mon, 3 Aug - Mon, 10 Aug
Multiple Airlines Logo
10:15 - 23:05
SYD
-
DMK
15h 50m
1 stop
Multiple Airlines Logo
13:40 - 07:20
DMK
-
SYD
14h 40m
1 stop
$558Multiple Airlines
Mon, 31 Aug - Tue, 8 Sep
Multiple Airlines Logo
10:15 - 23:05
SYD
-
DMK
15h 50m
1 stop
Multiple Airlines Logo
13:40 - 07:20
DMK
-
SYD
14h 40m
1 stop
$562Multiple Airlines
Thu, 3 Sep - Wed, 9 Sep
Multiple Airlines Logo
20:35 - 20:00
SYD
-
DMK
26h 25m
2 stops
Multiple Airlines Logo
13:40 - 07:20
DMK
-
SYD
14h 40m
1 stop
$564Multiple Airlines
Tue, 5 May - Tue, 26 May

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 March 2026.
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

Cheapest return flight

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Wed 10/6

10:15-11:20

1 stop28h 05m

Bangkok Don Mueang Intl

Wed 24/6

13:40-07:20

1 stop14h 40m

$546

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Wed 10/6

10:15-11:20

1 stop28h 05m

Bangkok Don Mueang Intl

Thu 25/6

13:40-07:20

1 stop14h 40m

$547

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Sat 13/6

10:15-23:05

1 stop15h 50m

Bangkok Don Mueang Intl

Tue 23/6

07:30-07:20

1 stop20h 50m

$548

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Thu 11/6

10:15-23:05

1 stop15h 50m

Bangkok Don Mueang Intl

Mon 15/6

07:30-07:20

1 stop20h 50m

$550

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Tue 19/5

10:15-23:05

1 stop15h 50m

Bangkok Don Mueang Intl

Wed 10/6

13:40-07:20

1 stop14h 40m

$551
Fastest return journey

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Mon 4/5

20:50-09:30

1 stop15h 40m

Bangkok Don Mueang Intl

Mon 18/5

13:40-07:20

1 stop14h 40m

$553

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Mon 3/8

10:15-23:05

1 stop15h 50m

Bangkok Don Mueang Intl

Mon 10/8

07:30-07:20

1 stop20h 50m

$555

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Mon 31/8

10:15-23:05

1 stop15h 50m

Bangkok Don Mueang Intl

Tue 8/9

13:40-07:20

1 stop14h 40m

$558

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Thu 3/9

10:15-23:05

1 stop15h 50m

Bangkok Don Mueang Intl

Wed 9/9

13:40-07:20

1 stop14h 40m

$562

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Tue 5/5

20:35-20:00

2 stops26h 25m

Bangkok Don Mueang Intl

Tue 26/5

13:40-07:20

1 stop14h 40m

$564

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
1
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See travel insights to Bangkok from

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 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 Wednesday. Travellers who choose to depart for Bangkok Don Mueang Intl Airport on a Wednesday will often find tickets for as low as $1,107. The most expensive day to fly to Bangkok Don Mueang Intl Airport is Monday, with ticket prices averaging around $1,201.

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

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

There are 2 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.

Can stopping save me money on Sydney to Bangkok Don Mueang Intl Airport flights?

You could potentially save up to 33% on your flight if you consider stops on a Sydney to Bangkok Don Mueang Intl Airport flight.

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

Fastest flight time

12h 25m

Direct flights

None
The fastest flight from Sydney to Bangkok Don Mueang Intl Airport takes 12h 25m
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.
Search flight deals

  • 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 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?

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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