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Cheap flights from Bangkok to Sydney from £145

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bangkok to Sydney departing on 20/9. 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

Scoot Logo
22:55 - 18:50BKK-SYD
15h 55m1 stop
Scoot Logo
20:05 - 17:35SYD-BKK
25h 30m1 stop
£278Scoot
Find Deal
Sun, 1 Mar - Wed, 25 Mar
Scoot Logo
10:50 - 18:50BKK-SYD
28h 00m1 stop
Scoot Logo
14:20 - 08:15SYD-BKK
21h 55m1 stop
£295Scoot
Find Deal
Sat, 25 Oct - Sat, 1 Nov
Logo
14:35 - 20:10BKK-SYD
25h 35m2 stops
Logo
20:05 - 16:00SYD-BKK
23h 55m1 stop
£299
Find Deal
Thu, 23 Oct - Thu, 30 Oct
Philippine Airlines Logo
13:20 - 09:50BKK-SYD
16h 30m1 stop
Philippine Airlines Logo
11:35 - 22:45SYD-BKK
15h 10m1 stop
£322Philippine Airlines
Find Deal
Tue, 3 Mar - Fri, 13 Mar
Philippine Airlines Logo
13:20 - 09:50BKK-SYD
16h 30m1 stop
Philippine Airlines Logo
11:35 - 12:05SYD-BKK
28h 30m1 stop
£323Philippine Airlines
Find Deal
Tue, 3 Mar - Sun, 22 Mar
Philippine Airlines Logo
13:30 - 08:00BKK-SYD
15h 30m1 stop
Philippine Airlines Logo
11:10 - 22:25SYD-BKK
15h 15m1 stop
£329Philippine Airlines
Find Deal
Tue, 23 Sep - Wed, 22 Oct
Logo
07:55 - 08:50BKK-SYD
20h 55m2 stops
Logo
14:20 - 21:45SYD-BKK
35h 25m2 stops
£351
Find Deal
Thu, 23 Oct - Thu, 30 Oct
Hong Kong Airlines Logo
01:55 - 10:55BKK-SYD
29h 00m1 stop
Hong Kong Airlines Logo
12:35 - 00:25SYD-BKK
15h 50m1 stop
£407Hong Kong Airlines
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Wed, 11 Mar - Mon, 16 Mar
Emirates Logo
18:00 - 07:35BKK-SYD
9h 35mdirect
Emirates Logo
10:20 - 16:10SYD-BKK
9h 50mdirect
£514Emirates
Find Deal
Sat, 8 Nov - Sat, 15 Nov
Emirates Logo
18:00 - 07:35BKK-SYD
9h 35mdirect
Emirates Logo
10:20 - 16:10SYD-BKK
9h 50mdirect
£515Emirates
Find Deal
Sun, 9 Nov - Sun, 16 Nov

Cathay Pacific flights from Bangkok to Sydney

Our best Cathay Pacific deals on Bangkok to Sydney flight tickets
Cathay Pacific
31 Oct
BKK13:05Bangkok Suvarnabhumi
14h 10m
1 stop
SYD07:15Sydney Kingsford Smith
13 Nov
SYD22:20Sydney Kingsford Smith
16h 55m
1 stop
BKK11:15Bangkok Suvarnabhumi
£466
Find similar
Cathay Pacific
31 Oct
BKK15:05Bangkok Suvarnabhumi
16h 55m
1 stop
SYD12:00Sydney Kingsford Smith
13 Nov
SYD11:05Sydney Kingsford Smith
27h 35m
1 stop
BKK10:40Bangkok Suvarnabhumi
£467
Find similar
Cathay Pacific
31 Oct
BKK13:05Bangkok Suvarnabhumi
14h 10m
1 stop
SYD07:15Sydney Kingsford Smith
13 Nov
SYD11:05Sydney Kingsford Smith
27h 35m
1 stop
BKK10:40Bangkok Suvarnabhumi
£468
Find similar

Emirates flights from Bangkok to Sydney

Our best Emirates deals on Bangkok to Sydney flight tickets
Emirates
8 Nov
BKK18:00Bangkok Suvarnabhumi
9h 35m
SYD07:35Sydney Kingsford Smith
15 Nov
SYD10:20Sydney Kingsford Smith
9h 50m
BKK16:10Bangkok Suvarnabhumi
£514
Find similar
Emirates
9 Nov
BKK18:00Bangkok Suvarnabhumi
9h 35m
SYD07:35Sydney Kingsford Smith
16 Nov
SYD10:20Sydney Kingsford Smith
9h 50m
BKK16:10Bangkok Suvarnabhumi
£515
Find similar
Emirates
24 Sept
BKK18:10Bangkok Suvarnabhumi
9h 15m
SYD06:25Sydney Kingsford Smith
24 Oct
SYD10:50Sydney Kingsford Smith
9h 50m
BKK16:40Bangkok Suvarnabhumi
£662
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Bangkok 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, momondo users made 279,928 searches. Data last updated 12 September 2025.
Use the filters below to find and compare flights from Bangkok to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sun 1/3

22:55-18:50

1 stop15h 55m

Sydney Kingsford Smith

Wed 25/3

20:05-17:35

1 stop25h 30m

£278

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sat 25/10

10:50-18:50

1 stop28h 00m

Sydney Kingsford Smith

Sat 1/11

14:20-08:15

1 stop21h 55m

£295

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 23/10

14:35-20:10

2 stops25h 35m

Sydney Kingsford Smith

Thu 30/10

20:05-16:00

1 stop23h 55m

£299

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Tue 3/3

13:20-09:50

1 stop16h 30m

Sydney Kingsford Smith

Fri 13/3

11:35-22:45

1 stop15h 10m

£322

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Tue 3/3

13:20-09:50

1 stop16h 30m

Sydney Kingsford Smith

Sun 22/3

11:35-12:05

1 stop28h 30m

£323

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Tue 23/9

13:30-08:00

1 stop15h 30m

Sydney Kingsford Smith

Wed 22/10

11:10-22:25

1 stop15h 15m

£329

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 23/10

07:55-08:50

2 stops20h 55m

Sydney Kingsford Smith

Thu 30/10

14:20-21:45

2 stops35h 25m

£351

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Wed 11/3

01:55-10:55

1 stop29h 00m

Sydney Kingsford Smith

Mon 16/3

12:35-00:25

1 stop15h 50m

£407

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sat 8/11

18:00-07:35

Nonstop9h 35m

Sydney Kingsford Smith

Sat 15/11

10:20-16:10

Nonstop9h 50m

£514

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sun 9/11

18:00-07:35

Nonstop9h 35m

Sydney Kingsford Smith

Sun 16/11

10:20-16:10

Nonstop9h 50m

£515

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 Bangkok 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

What is the cheapest month to fly to Sydney?

In general, July is the cheapest month to fly from Bangkok to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around £485. If you don’t want to visit Sydney in July, then you should wait until December to fly from Bangkok, when ticket prices are also cheap, with an average price of £504.

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

The cheapest day to depart on your flight to Sydney is on a Sunday when prices can be found for as low as £593. This is often the case because there is less demand to fly during this day of the week. On the other hand, Monday is the most expensive day to depart from Bangkok because it is more convenient for both business and leisure travellers. As a result, prices tend to be around £841.

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 to Sydney at midday for as low as £411. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the evening is when there is more demand to fly to Sydney, so prices are often more expensive at around £686 per ticket.

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

Fly from Bangkok Suvarnabhumi to Sydney Kingsford Smith for the best Bangkok - Sydney Kingsford Smith flight prices

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from Bangkok when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around £536 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Bangkok for as low as £377 on momondo.

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

There are 3 cabin classes available to choose from on Bangkok 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.

Cheap Bangkok to Sydney flight deals and tips

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

Fastest flight time

9h 00m

Direct flights

Every day

Airports in Sydney

1 airport
The fastest flight from Bangkok to Sydney takes 9h 00m
Direct flights go from Bangkok to Sydney every day.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
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  • How far is Bangkok to Sydney Kingsford Smith by plane?

    Bangkok and Sydney Kingsford Smith are 4678.6 mi apart from one another. A reasonable flight in good conditions will take 9h 00m.

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

    Prices for flights from Bangkok to Sydney Kingsford Smith Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Bangkok 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 layovers. It is recommended that you verify with the airline you are booking with for travel from Bangkok to Sydney Kingsford Smith Airport.

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

    The travel and health documents required for your trip to Sydney Kingsford Smith Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Sydney Kingsford Smith Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Bangkok to Sydney

Compare and see reviews for airlines that fly from Bangkok to Sydney with momondo
Airline
Rating
Free Cancellation
Price
ScootPriceFrom £120Free CancellationRating
6.7
308 reviews
Search Scoot flights
Thai AirAsia XPriceFrom £280Free CancellationRating
5.5
24 reviews
Search Thai AirAsia X flights
EmiratesPriceFrom £498Free CancellationRating
8.1
3,334 reviews
Search Emirates flights
Qantas AirwaysPriceFrom £539Free CancellationRating
7.5
905 reviews
Search Qantas Airways flights
Thai AirwaysPriceFrom £597Free CancellationRating
7.8
350 reviews
Search Thai Airways flights

Travelling to a place near Sydney?

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

Why use momondo?

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

It is quick and easy to find Bangkok to Sydney flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Sydney that suits you.

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

Yes. momondo enables you to select and highlight flights to Sydney from Bangkok with this policy.

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

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

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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