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Cheap flights from Bangkok Don Mueang Intl Airport to Sydney from $320

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
DMK — SYD
22 Aug — 29 Aug1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Don Mueang Intl to Sydney

Enter your travel dates to find the best prices.

Cheapest flights from Don Mueang Intl to Sydney
Explore the most affordable flight options available from Don Mueang Intl to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 23 July 2026.

Wed 4/1115:40
DMK
-
SYD
1 stop14h 20m
Multiple Airlines
Fri 13/1110:45
SYD
-
DMK
1 stop12h 25m
Multiple Airlines
Deal found 20/7$679
Wed 28/1023:00
DMK
-
SYD
1 stop31h 45m
Multiple Airlines
Mon 2/1121:50
SYD
-
DMK
1 stop14h 00m
Multiple Airlines
Deal found 19/7$710
Wed 26/814:15
DMK
-
SYD
2 stops26h 05m
Multiple Airlines
Mon 31/820:35
SYD
-
DMK
2 stops26h 05m
Multiple Airlines
Deal found 22/7$732
Sun 6/910:30
DMK
-
SYD
2 stops22h 15m
Multiple Airlines
Thu 17/920:35
SYD
-
DMK
2 stops21h 30m
Multiple Airlines
Deal found 23/7$735
Sun 20/910:00
DMK
-
SYD
2 stops22h 45m
Multiple Airlines
Wed 21/1021:50
SYD
-
DMK
1 stop22h 25m
Multiple Airlines
Deal found 18/7$736
Sun 20/906:30
DMK
-
SYD
2 stops26h 15m
Multiple Airlines
Sun 4/1021:35
SYD
-
DMK
2 stops27h 10m
Multiple Airlines
Deal found 18/7$739
Sun 25/1023:00
DMK
-
SYD
1 stop31h 45m
Multiple Airlines
Mon 16/1121:50
SYD
-
DMK
1 stop17h 45m
Multiple Airlines
Deal found 22/7$743
Mon 7/908:35
DMK
-
SYD
2 stops24h 10m
Multiple Airlines
Sun 13/920:35
SYD
-
DMK
2 stops27h 15m
Multiple Airlines
Deal found 20/7$745
Wed 19/806:15
DMK
-
SYD
2 stops34h 05m
Multiple Airlines
Wed 26/810:15
SYD
-
DMK
1 stop15h 50m
Multiple Airlines
Deal found 21/7$746
Sat 17/1010:50
DMK
-
SYD
2 stops18h 30m
Multiple Airlines
Mon 26/1021:50
SYD
-
DMK
1 stop25h 20m
Multiple Airlines
Deal found 23/7$747

Find flight deals from Don Mueang Intl to Sydney

Discover tips and strategies to find the most affordable flight options for your journey from Don Mueang Intl (DMK) to Sydney (SYD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 23 July 2026.

Round-trip from

$679

One-way from

$320

Popular in

January

Cheapest in

June

Average price

$972
4/11-13/11
  • 4/11-13/11
  • 2 total stops
  • 26h 45m total
  • Bangkok to Sydney
Search Deals
3/11
  • 3/11
  • 1 total stop
  • 14h 20m total
  • Bangkok to Sydney
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($228 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($54 potential savings vs. average return price).
Search Deals
Average for round-trip flights in July 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Don Mueang Intl to Sydney 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, Cheapflights users made 647,157 searches. Data last updated 23 July 2026.
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

Cheapest return flight

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Tue 20/10

18:45-20:35

1 stop21h 50m

Sydney Kingsford Smith

Wed 28/10

21:50-09:20

1 stop15h 30m

$972
Fastest return journey

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sat 22/8

15:15-08:20

1 stop14h 05m

Sydney Kingsford Smith

Sun 30/8

09:45-19:20

1 stop12h 35m

$1,000

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Sun 13/9

11:50-06:15

1 stop15h 25m

Sydney Kingsford Smith

Wed 7/10

22:15-16:40

1 stop22h 25m

$1,053

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Mon 21/9

18:00-19:00

1 stop22h 00m

Sydney Kingsford Smith

Wed 2/12

22:15-11:05

1 stop16h 50m

$1,103

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Wed 30/9

18:00-06:15

1 stop33h 15m

Sydney Kingsford Smith

Tue 1/12

22:15-11:05

1 stop16h 50m

$1,172

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Fri 27/11

11:50-07:10

1 stop15h 20m

Sydney Kingsford Smith

Mon 7/12

09:50-17:00

1 stop35h 10m

$1,219

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Thu 31/12

11:50-07:10

1 stop15h 20m

Sydney Kingsford Smith

Tue 5/1

22:15-11:05

1 stop16h 50m

$1,332

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Thu 31/12

13:40-07:10

1 stop13h 30m

Sydney Kingsford Smith

Wed 6/1

22:15-11:05

1 stop16h 50m

$1,332

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Thu 19/11

13:40-07:10

1 stop13h 30m

Sydney Kingsford Smith

Fri 20/11

09:50-17:00

1 stop35h 10m

$1,406
Cheapest one-way

BangkokSydney

DMK - SYD

DMKSYD

Bangkok Don Mueang Intl

Mon 21/9

06:30-11:45

2 stops26h 15m

$364

Flights are sorted by cheapest return flights first.

Deals found on 22/7

Showing 1-10 of 20 resultsSorted by cheapest first
1
2

Best time to book a flight from Don Mueang Intl to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Don Mueang Intl 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.

Related info for your journey

Find useful and relevant information for your journey from Don Mueang Intl to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Bangkok Don Mueang Intl?

    Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly into when you book flights from Bangkok Don Mueang Intl to Sydney. 0 airlines have flights to Kingsford Smith from Bangkok Don Mueang Intl on a regular basis. Booking flights from Bangkok Don Mueang Intl to Sydney Kingsford Smith should not be difficult; the airport handles an average of 0 inbound flights from Bangkok Don Mueang Intl per day.

  • How long is the flight from Bangkok Don Mueang Intl Airport to Sydney?

    There are many flights that can get you from Bangkok Don Mueang Intl Airport to Sydney in 15h 25m. Fly via Batik Air to get the fastest option. The distance between Bangkok Don Mueang Intl Airport and Sydney is about 7538 km.

  • Can I find deals for flights from Don Mueang Intl to Sydney that include hotel bookings?

    Yes. In addition to deals on Don Mueang Intl to Sydney flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Don Mueang Intl to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Don Mueang Intl to Sydney.

  • Can I find deals for business class flights from Don Mueang Intl to Sydney?

    Yes. Cheapflights offers flight deals from Don Mueang Intl to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Travelling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Penrith
Katoomba
Manly
Lithgow
Cronulla
Terrigal
Randwick
Leura
Bondi Beach
Coogee

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Alternative routes for Don Mueang Intl to Sydney

See prices for flight routes from nearby airports that may be better suited for you.
Suvarnabhumi to Sydney flights
Suvarnabhumi to Coolangatta flights
Don Mueang Intl to Coolangatta flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Don Mueang Intl to Sydney?

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Why should you use Cheapflights to find cheap flight tickets from Don Mueang Intl to Sydney?

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Can Cheapflights find flights from Don Mueang Intl to Sydney with no change fees?

Yes, we can. To see specific flights from Don Mueang Intl to Sydney with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from Don Mueang Intl to Sydney become cheaper?

Of course! You can now track prices for flights from Don Mueang Intl to Sydney and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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