Sydney, Australia — cheap flights destination

Australia · current one-way and roundtrip prices

Bangkok to Sydney flight deals

🏖️Beach🏙️City🥾Hiking

One way from ฿7,677 · Roundtrip from ฿15,985.

Flights and prices

How much are flights from Bangkok to Sydney?

Planning a trip to Sydney? Compare dates, airlines, flight times and direct options from Bangkok. 198 one-way fares from ฿7,677 · 3,866 roundtrips from ฿15,985.

One way from: ฿7,677; 198 outbound-only options
Roundtrip from: ฿15,985; 3,866 complete trips
Typical roundtrip: ฿23,066; Half cost less, half cost more
Flight options: 3,866; Roundtrips available

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Best Deals

Roundtrip deals

3,866 fares · from ฿15,985

Outbound and return flights together in one total fare.

Show only roundtrip

Departure month

March 2027

Sydney

Weather22°Warm

Typical roundtrip฿24,295

Cheapest roundtrip฿15,985

฿24,295−34%

Mar 16 → Mar 21Save ฿8,310

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Departure month

October 2026

Sydney

Weather18°Mild

Typical roundtrip฿24,295

Cheapest roundtrip฿16,263

฿24,295−33%

Oct 15 → Oct 23Save ฿8,032

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Departure month

September 2026

Sydney

Weather16°Mild

Typical roundtrip฿24,295

Cheapest roundtrip฿16,263

฿24,295−33%

Sep 19 → Oct 11Save ฿8,032

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Departure month

February 2027

Sydney

Weather23°Warm

Typical roundtrip฿24,295

Cheapest roundtrip฿16,832

฿24,295−31%

Feb 25 → Mar 3Save ฿7,463

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Departure month

November 2026

Sydney

Weather20°Mild

Typical roundtrip฿24,295

Cheapest roundtrip฿18,315

฿24,295−25%

Nov 1 → Nov 12Save ฿5,980

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Departure month

December 2026

Sydney

Weather22°Warm

Typical roundtrip฿24,295

Cheapest roundtrip฿18,409

฿24,295−24%

Dec 27 → Jan 13Save ฿5,886

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Departure month

January 2027

Sydney

Weather23°Warm

Typical roundtrip฿24,295

Cheapest roundtrip฿23,789

฿24,295−2%

Jan 20 → Jan 24Save ฿506

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One-way deals

198 fares · from ฿7,677

Outbound fare only — add a return separately if you need one.

Show only one way

Departure month

March 2027

Sydney

Weather22°Warm

Typical one way฿11,203

Cheapest one-way fare฿7,677

฿11,203−31%

Mar 16Save ฿3,526

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Departure month

November 2026

Sydney

Weather20°Mild

Typical one way฿11,203

Cheapest one-way fare฿8,051

฿11,203−28%

Nov 9Save ฿3,152

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Departure month

December 2026

Sydney

Weather22°Warm

Typical one way฿11,203

Cheapest one-way fare฿8,086

฿11,203−28%

Dec 10Save ฿3,117

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Departure month

October 2026

Sydney

Weather18°Mild

Typical one way฿11,203

Cheapest one-way fare฿8,101

฿11,203−28%

Oct 27Save ฿3,102

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Departure month

February 2027

Sydney

Weather23°Warm

Typical one way฿11,203

Cheapest one-way fare฿8,146

฿11,203−27%

Feb 25Save ฿3,057

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Departure month

September 2026

Sydney

Weather16°Mild

Typical one way฿11,203

Cheapest one-way fare฿8,307

฿11,203−26%

Sep 19Save ฿2,896

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Departure month

January 2027

Sydney

Weather23°Warm

Typical one way฿11,203

Cheapest one-way fare฿15,502

Jan 20

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Plan with confidence

Find the trip that fits

Compare prices, dates, airlines and travel time. Then choose the deal that feels right.

Typical prices

What do Sydney roundtrips usually cost?

This distribution uses roundtrip prices only; one-way prices remain in their own labeled summary.

Lowest฿15,985

Typical low฿20,062

Typical฿23,066

Typical high฿27,784

Half of the 3,866 prices fall inside the shaded band. This makes it easier to see whether the lowest fare is common or unusual.

Best time to fly

How prices change by month

Compare the lowest and typical roundtrip fare for each month.

฿21,798

Sep 2026

฿21,987

Oct 2026

฿22,914

Nov 2026

฿30,521

Dec 2026

฿29,346

Jan 2027

฿21,266

Feb 2027

฿19,531

Mar 2027

Bars show the typical roundtrip fare for each choice.Lowest: Mar 2027 from ฿15,985

Flexible timing

Compare Sydney by travel month

Open a month to compare its dates, prices and available flights.

January 2027฿23,789 February 2027฿16,832 March 2027฿15,985 September 2026฿16,263 October 2026฿16,263 November 2026฿18,315 December 2026฿18,409

Airline comparison

Which airlines show the lowest Sydney fares?

Some trips combine airlines, so check both flights before you book.

Which airlines show the lowest Sydney fares?
Comparison	Lowest	Typical range	Results	Non-stop
1Vietravel Airlines	฿15,985	฿18,435–฿20,293	39	0%
2VietJet Air	฿15,985	฿19,387–฿26,568	1,729	0%
3Thai AirAsia	฿15,985	฿19,419–฿27,820	716	0%
4AirAsia X	฿16,263	฿18,965–฿24,354	149	0%
5AirAsia	฿16,263	฿18,965–฿24,709	185	0%
6Scoot	฿16,832	฿19,918–฿27,734	2,250	0%
7Thai VietJet Air	฿18,154	฿20,686–฿27,281	62	0%
8Jetstar	฿18,154	฿22,561–฿30,675	948	0%
9Batik Air Malaysia	฿18,282	฿23,336–฿27,972	527	0%
10China Southern	฿18,315	฿20,296–฿27,159	604	0%
11Hainan Airlines	฿18,540	฿18,943–฿23,779	246	0%
12Cebu Pacific	฿18,637	฿21,939–฿30,131	95	0%

Stops and connections

How stops affect price for Sydney

Stop counts cover both directions. Compare the time and inconvenience of a connection with the possible saving.

How stops affect price for Sydney
Comparison	Lowest	Typical range	Results	Non-stop
1Two Plus Stops Total	฿15,985	฿20,023–฿27,762	3,824	0%
2One Stop Total	฿23,730	฿25,981–฿35,296	39	0%
3Nonstop	฿27,951	—	3	—

Weather through the year

Typical temperatures in Sydney

Usual monthly temperatures can help you choose when to go. They are not a live forecast.

23°Jan

23°Feb

22°Mar

19°Apr

16°May

14°Jun

13°Jul

14°Aug

16°Sep

18°Oct

20°Nov

22°Dec

Typical monthly temperature range: 13°C to 23°C. Verify a live forecast near departure.

Useful trip facts

What to know about Sydney

Country: Australia
Arrival code: SYD
Typical annual temperature: 18°C; Usual temperature, not a forecast
Trip styles: Beach, City, Hiking
Bangkok departure airports: BKK; Airports represented in the current fare results
Arrival airports: SYD, WSI; Airports represented in the current fare results
Typical outbound from Bangkok: 10h 30m
Typical stay: 12 nights

Why go

Why travelers consider Sydney

Sun, surf, and the iconic Opera House. Australia's harbor city blends beach culture with cosmopolitan sophistication.

More ways to explore Sydney

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More flights to Australia

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Explore australasia

✈️

Thai AirAsia to SydneyFrom ฿15,985

✈️

VietJet Air to SydneyFrom ฿15,985

✈️

Vietravel Airlines to SydneyFrom ฿15,985

✈️

AirAsia X to SydneyFrom ฿16,263

✈️

AirAsia to SydneyFrom ฿16,263

✈️

Scoot to SydneyFrom ฿16,832

✈️

Jetstar to SydneyFrom ฿18,154

✈️

Thai VietJet Air to SydneyFrom ฿18,154

✈️

Batik Air Malaysia to SydneyFrom ฿18,282

✈️

China Southern to SydneyFrom ฿18,315

✈️

Hainan Airlines to SydneyFrom ฿18,540

✈️

Cebu Pacific to SydneyFrom ฿18,637

✈️

XiamenAir to SydneyFrom ฿19,536

✈️

Vietnam Airlines to SydneyFrom ฿20,079

✈️

Thai Lion Air to SydneyFrom ฿20,428

✈️

Philippine Airlines to SydneyFrom ฿20,559

✈️

Nok Air to SydneyFrom ฿21,077

✈️

Thai Airways to SydneyFrom ฿22,399

✈️

Virgin Australia to SydneyFrom ฿23,274

✈️

Turkish Airlines to SydneyFrom ฿23,789

✈️

Finnair to SydneyFrom ฿25,391

✈️

Garuda Indonesia to SydneyFrom ฿26,785

✈️

China Eastern to SydneyFrom ฿26,909

✈️

Shanghai Airlines to SydneyFrom ฿26,909

Common questions about Sydney

What is the lowest available one-way fare for Sydney?

The lowest available one-way fare is ฿7,677. It is compared only with other one-way fares.

What is the lowest available roundtrip fare for Sydney?

The lowest available roundtrip fare is ฿15,985. Check the dates, baggage and final total before booking.

What is a typical fare for Sydney?

A typical fare is ฿23,066. Many available options sit between ฿20,062 and ฿27,784.

How many choices are available for Sydney?

Choose from 3,866 roundtrip flights across 1 destination in 1 country.

Are direct flights available for Sydney?

3 roundtrip flights are non-stop both ways. That is 0% of the current choices.

Which month has the lowest fares for Sydney?

Mar 2027 has the lowest available roundtrip fare, from ฿15,985.

What is the cheapest flight from Bangkok to Sydney?

The lowest currently observed flight from Bangkok to Sydney is ฿15,985. Confirm the final itinerary total and availability before booking.

When is the best time to fly from Bangkok to Sydney?

Prices vary throughout the year. Use the month filter on this page to find the cheapest time to fly from Bangkok to Sydney.

Bangkok to Sydney flight deals

How much are flights from Bangkok to Sydney?

Saved searches

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Roundtrip deals

March 2027

October 2026

September 2026

February 2027

November 2026

December 2026

January 2027

One-way deals

March 2027

November 2026

December 2026

October 2026

February 2027

September 2026

January 2027

More ways to explore Sydney

Common questions about Sydney