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Cheap flights from Bangkok Suvarnabhumi Airport to Sydney from $189

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 Suvarnabhumi Airport to Sydney departing on 12/25. 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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Find the cheapest flights from Bangkok Suvarnabhumi Airport to Sydney

Cheap round-trip flights

Multiple Airlines Logo
8:05 pm - 8:05 amBKK-SYD
32h 00m1 stop
Multiple Airlines Logo
8:05 pm - 7:15 pmSYD-BKK
27h 10m1 stop
$383Multiple Airlines
Find Deal
Sun, Feb 15 - Wed, Feb 18
Multiple Airlines Logo
11:30 am - 8:20 amBKK-SYD
16h 50m1 stop
Multiple Airlines Logo
8:05 pm - 8:15 amSYD-BKK
16h 10m1 stop
$386Multiple Airlines
Find Deal
Tue, Oct 21 - Thu, Nov 6
Multiple Airlines Logo
1:50 pm - 8:20 amBKK-SYD
14h 30m1 stop
Multiple Airlines Logo
8:05 pm - 8:15 amSYD-BKK
16h 10m1 stop
$388Multiple Airlines
Find Deal
Thu, Oct 16 - Thu, Nov 6
Multiple Airlines Logo
1:50 pm - 8:20 amBKK-SYD
14h 30m1 stop
Multiple Airlines Logo
8:05 pm - 8:15 amSYD-BKK
16h 10m1 stop
$389Multiple Airlines
Find Deal
Fri, Oct 17 - Thu, Nov 6
Scoot Logo
9:05 am - 12:35 pmBKK-SYD
23h 30m1 stop
Scoot Logo
2:20 pm - 10:50 amSYD-BKK
24h 30m1 stop
$402Scoot
Find Deal
Wed, Oct 22 - Thu, Oct 30
Scoot Logo
6:35 pm - 6:50 pmBKK-SYD
20h 15m1 stop
Scoot Logo
8:05 pm - 5:35 pmSYD-BKK
25h 30m1 stop
$404Scoot
Find Deal
Sat, Nov 8 - Fri, Nov 21
VietJet Air Logo
8:05 pm - 8:05 amBKK-SYD
32h 00m1 stop
VietJet Air Logo
11:15 am - 10:45 amSYD-BKK
27h 30m1 stop
$425VietJet Air
Find Deal
Thu, Nov 6 - Tue, Nov 11
Hainan Airlines Logo
1:35 am - 2:55 pmBKK-SYD
33h 20m1 stop
Hainan Airlines Logo
9:00 pm - 10:05 amSYD-BKK
17h 05m1 stop
$431Hainan Airlines
Find Deal
Tue, Dec 16 - Thu, Jan 8
China Southern Logo
2:10 am - 8:20 pmBKK-SYD
14h 10m1 stop
China Southern Logo
11:25 am - 5:05 pmSYD-BKK
33h 40m1 stop
$438China Southern
Find Deal
Wed, Nov 5 - Tue, Nov 11
China Southern Logo
2:10 am - 8:20 pmBKK-SYD
14h 10m1 stop
China Southern Logo
11:25 am - 1:05 amSYD-BKK
17h 40m1 stop
$439China Southern
Find Deal
Wed, Nov 5 - Tue, Nov 11

Hong Kong Airlines flights from Bangkok Suvarnabhumi Airport to Sydney

Our best Hong Kong Airlines deals on Bangkok Suvarnabhumi Airport to Sydney flight tickets
Hong Kong Airlines
Nov 7
BKK1:55 amBangkok Suvarnabhumi
29h 00m
1 stop
SYD10:55 amSydney Kingsford Smith
Nov 21
SYD12:35 pmSydney Kingsford Smith
15h 50m
1 stop
BKK12:25 amBangkok Suvarnabhumi
$513
Find similar
Hong Kong Airlines
Mar 11
BKK1:55 amBangkok Suvarnabhumi
29h 00m
1 stop
SYD10:55 amSydney Kingsford Smith
Mar 16
SYD12:35 pmSydney Kingsford Smith
15h 50m
1 stop
BKK12:25 amBangkok Suvarnabhumi
$545
Find similar
Hong Kong Airlines
Mar 11
BKK1:55 amBangkok Suvarnabhumi
29h 00m
1 stop
SYD10:55 amSydney Kingsford Smith
Mar 16
SYD12:35 pmSydney Kingsford Smith
15h 50m
1 stop
BKK12:25 amBangkok Suvarnabhumi
$547
Find similar

Philippine Airlines flights from Bangkok Suvarnabhumi Airport to Sydney

Our best Philippine Airlines deals on Bangkok Suvarnabhumi Airport to Sydney flight tickets
Philippine Airlines
Sep 24
BKK1:30 pmBangkok Suvarnabhumi
15h 30m
1 stop
SYD8:00 amSydney Kingsford Smith
Oct 12
SYD11:10 amSydney Kingsford Smith
15h 15m
1 stop
BKK10:25 pmBangkok Suvarnabhumi
$547
Find similar
Philippine Airlines
Sep 22
BKK6:40 pmBangkok Suvarnabhumi
34h 20m
1 stop
SYD8:00 amSydney Kingsford Smith
Oct 9
SYD11:10 amSydney Kingsford Smith
15h 15m
1 stop
BKK10:25 pmBangkok Suvarnabhumi
$548
Find similar
Philippine Airlines
Oct 21
BKK1:30 pmBangkok Suvarnabhumi
15h 30m
1 stop
SYD9:00 amSydney Kingsford Smith
Nov 9
SYD11:35 amSydney Kingsford Smith
15h 25m
1 stop
BKK11:00 pmBangkok Suvarnabhumi
$580
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Bangkok Suvarnabhumi Airport 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 832,500 searches. Data last updated September 17, 2025.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sun 2/15

8:05 pm-8:05 am

1 stop32h 00m

Sydney Kingsford Smith

Wed 2/18

8:05 pm-7:15 pm

1 stop27h 10m

$383

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Tue 10/21

11:30 am-8:20 am

1 stop16h 50m

Sydney Kingsford Smith

Thu 11/6

8:05 pm-8:15 am

1 stop16h 10m

$386

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 10/16

1:50 pm-8:20 am

1 stop14h 30m

Sydney Kingsford Smith

Thu 11/6

8:05 pm-8:15 am

1 stop16h 10m

$388

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Fri 10/17

1:50 pm-8:20 am

1 stop14h 30m

Sydney Kingsford Smith

Thu 11/6

8:05 pm-8:15 am

1 stop16h 10m

$389

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Wed 10/22

9:05 am-12:35 pm

1 stop23h 30m

Sydney Kingsford Smith

Thu 10/30

2:20 pm-10:50 am

1 stop24h 30m

$402

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Sat 11/8

6:35 pm-6:50 pm

1 stop20h 15m

Sydney Kingsford Smith

Fri 11/21

8:05 pm-5:35 pm

1 stop25h 30m

$404

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Thu 11/6

8:05 pm-8:05 am

1 stop32h 00m

Sydney Kingsford Smith

Tue 11/11

11:15 am-10:45 am

1 stop27h 30m

$425

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Tue 12/16

1:35 am-2:55 pm

1 stop33h 20m

Sydney Kingsford Smith

Thu 1/8

9:00 pm-10:05 am

1 stop17h 05m

$431

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Wed 11/5

2:10 am-8:20 pm

1 stop14h 10m

Sydney Kingsford Smith

Tue 11/11

11:25 am-5:05 pm

1 stop33h 40m

$438

BangkokSydney

BKK - SYD

BKKSYD

Bangkok Suvarnabhumi

Wed 11/5

2:10 am-8:20 pm

1 stop14h 10m

Sydney Kingsford Smith

Tue 11/11

11:25 am-1:05 am

1 stop17h 40m

$439

Flights are sorted by cheapest round-trip flights first.

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

How to get the cheapest flight ticket from Bangkok Suvarnabhumi Airport 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 typical price of a round-trip flight between Bangkok Suvarnabhumi Airport and Sydney?

What is the cheapest month to fly to Sydney?

In general, July is the cheapest month to fly from Bangkok Suvarnabhumi Airport to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $657. If you are unable to visit Sydney during the month of July, then departing from Bangkok Suvarnabhumi Airport during the month August is also very affordable. Most momondo users find prices during this month for around $683.

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

The cheapest day to depart from Bangkok Suvarnabhumi Airport to Sydney is on a Tuesday when prices can be found for as low as $872. The most expensive day to fly to Sydney is Saturday, with ticket prices averaging around $1,087.

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 noon. momondo users have found flights departing from Bangkok Suvarnabhumi Airport to Sydney at noon for as low as $588. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the evening, with an average ticket price of $1,124. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

Fly from Bangkok Suvarnabhumi to Sydney Kingsford Smith for the best Bangkok Suvarnabhumi - 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 Suvarnabhumi Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $734 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Bangkok Suvarnabhumi Airport for as low as $519 on momondo.

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

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

How have Bangkok Suvarnabhumi Airport to Sydney flight prices changed over time?

As of September 2025, prices for Bangkok Suvarnabhumi Airport to Sydney flights are approximately 8% cheaper when compared to flights at the same time last year.

When to book flights from Bangkok Suvarnabhumi Airport to Sydney

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

Cheap Bangkok Suvarnabhumi Airport to Sydney (BKK to SYD) flight deals and tips

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

Best Price Found

$457

Fastest flight time

9h 00m

Direct flights

Every day

Airports in Sydney

1 airport
The best one-way flight to Sydney from Bangkok Suvarnabhumi Airport in the past 72 hours is $457. The best round-trip flight deal from Bangkok Suvarnabhumi Airport to Sydney found on momondo in the last 72 hours is $684.
The fastest flight from Bangkok Suvarnabhumi Airport to Sydney takes 9h 00m
Direct flights go from Bangkok Suvarnabhumi Airport to Sydney every day.
There is 1 airport near Sydney: Sydney Kingsford Smith (SYD)
Search flight deals

  • How far is Bangkok Suvarnabhumi to Sydney Kingsford Smith by plane?

    There are 4665.1 mi between Bangkok Suvarnabhumi and Sydney Kingsford Smith. By plane, this route typically takes 12h 50m.

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

    Prices for flights from Bangkok Suvarnabhumi Airport to Sydney Kingsford Smith Airport refresh daily.

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

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

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bangkok Suvarnabhumi Airport to Sydney Kingsford Smith Airport.

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

    The necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Bangkok Suvarnabhumi Airport to Sydney?

  • What is the most popular airline from Bangkok Suvarnabhumi Airport to Sydney?

Best airlines flying from Bangkok Suvarnabhumi Airport to Sydney

Compare and see reviews for airlines that fly from Bangkok Suvarnabhumi Airport to Sydney with momondo
Airline
Rating
Free Cancellation
Price
ScootPriceFrom $315Free CancellationRating
6.7
308 reviews
Search Scoot flights
Thai AirAsia XPriceFrom $380Free CancellationRating
5.5
24 reviews
Search Thai AirAsia X flights
A.P.G.PriceFrom $381Free CancellationRating
0.0
Search A.P.G. flights
China SouthernPriceFrom $420Free CancellationRating
7.5
110 reviews
Search China Southern flights
Singapore AirlinesPriceFrom $583Free CancellationRating
8.1
1,367 reviews
Search Singapore Airlines flights
EmiratesPriceFrom $591Free CancellationRating
8.1
3,339 reviews
Search Emirates flights
Qantas AirwaysPriceFrom $628Free CancellationRating
7.5
907 reviews
Search Qantas Airways flights
Thai AirwaysPriceFrom $798Free CancellationRating
7.8
350 reviews
Search Thai Airways flights

  • Emirates Flights From Bangkok Suvarnabhumi Airport to Sydney

    Emirates flight deals from Bangkok Suvarnabhumi Airport to Sydney start from $591 round-trip. Over the 7 Emirates flights for this route in a normal week, average airfare is usually $699 round-trip - but some users have found much cheaper deals with momondo.

  • Thai Airways Flights From Bangkok Suvarnabhumi Airport to Sydney

    Thai Airways is also a popular choice for this route. Thai Airways flight deals for Bangkok Suvarnabhumi Airport to Sydney start from as low as $798 round-trip, depending on your selected dates, with average Thai Airways deals seen on momondo around $1,018. Thai Airways operates 14 flights to Sydney from Bangkok Suvarnabhumi Airport in an average week. Users have rated it 7.8/10 across 350 reviews.

Traveling to a place near Sydney?

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

Why use momondo?

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

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 Sydney from Bangkok.

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

momondo does allow users to show only those flights to Sydney from Bangkok which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Bangkok to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Bangkok and alert you when they change.

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