Question 1

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

Accepted Answer

The cheapest day to depart from Bangkok Suvarnabhumi Airport to Sydney is on a Wednesday when prices can be found for as low as $825. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $989.

Question 2

Which airport is the most popular layover for flights between Bangkok Suvarnabhumi Airport and Sydney?

Accepted Answer

Singapore (SIN) was the most common stop: 47% of momondo users choosing 1-stop flights on this route connected there.

Question 3

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

Accepted Answer

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 $960. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Question 4

How often are flights from Bangkok to Sydney delayed?

Accepted Answer

Historically, on average around 16% of flights between Bangkok and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 95 minutes.

Question 5

Which layover airport has the shortest connection time from Bangkok Suvarnabhumi Airport to Sydney?

Accepted Answer

Hong Kong (HKG) has the shortest average layover time for this route: 1h 09m.

Question 6

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

Accepted Answer

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

Question 7

Which airline has the best punctuality record on Bangkok to Sydney flights?

Accepted Answer

According to our data, Thai Airways have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

Question 8

How many flights depart from Bangkok Suvarnabhumi Airport to Sydney on average per week?

Accepted Answer

The number of flights available between Bangkok Suvarnabhumi Airport and Sydney is 119 per week as of December 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

Question 9

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

Accepted Answer

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.

Question 10

Which layover airport has the shortest travel time from Bangkok Suvarnabhumi Airport to Sydney?

Accepted Answer

Flights connecting via Singapore (SIN) have the shortest average one-way travel time: 12h 46m.

Question 11

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

Accepted Answer

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 $762 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 $530 on momondo.

Question 12

How many flights depart from Bangkok Suvarnabhumi Airport to Sydney on average per day?

Accepted Answer

The number of flights available between Bangkok Suvarnabhumi Airport and Sydney is 17 per day as of December 2025. The most frequent departure time is 6:00PM, with 71% of daily flights leaving in the evening.

Question 13

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

Accepted Answer

As of December 2025, prices for Bangkok Suvarnabhumi Airport to Sydney flights are approximately 11% cheaper when compared to flights at the same time last year.

Question 14

What is the most punctual flight time for Bangkok to Sydney flights?

Accepted Answer

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

Question 15

What is the cheapest month to fly to Sydney?

Accepted Answer

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 $650. 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 $684.

Question 16

Which layover airport offers the lowest fares from Bangkok Suvarnabhumi Airport to Sydney?

Accepted Answer

Flights via Manila (MNL) offer the lowest average round-trip price of $439.

Question 17

What day of the week experiences the fewest flight delays on this route?

Accepted Answer

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Question 18

What is the cheapest airline that flies from Bangkok Suvarnabhumi to Sydney Kingsford Smith?

Accepted Answer

VietJet Air and Scoot are the most popular carriers operating from Bangkok Suvarnabhumi to Sydney Kingsford Smith

Question 19

What airlines fly to Sydney?

Accepted Answer

Qantas Airways, Thai Airways and Scoot are the top three most popular airlines that fly to Sydney from Bangkok Suvarnabhumi Airport according to our data. Qantas Airways is the first choice among our users, with 30% of people opting to fly with this airline when traveling to Sydney. Keep in mind that there are 6 different airlines that fly to Sydney on a routine basis, so you have a few additional options to choose from.

Question 20

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

Accepted Answer

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

Question 21

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

Accepted Answer

The number of operators available for flights from Bangkok Suvarnabhumi Airport to Sydney Kingsford Smith Airport is 6 as of December 2025.

Question 22

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

Accepted Answer

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.

Question 23

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

Accepted Answer

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.

Best Price Found	$447
Fastest flight time	9h 35m
Direct flights	Every day
Airports in Sydney	1 airport

Airline	Rating	Free Cancellation	Price
Scoot	PriceFrom $322	Free Cancellation	Rating 6.7 312 reviews	Search Scoot flights
A.P.G.	PriceFrom $381	Free Cancellation	Rating 0.0	Search A.P.G. flights
Singapore Airlines	PriceFrom $583	Free Cancellation	Rating 8.1 1,413 reviews	Search Singapore Airlines flights
Emirates	PriceFrom $591	Free Cancellation	Rating 8.1 3,440 reviews	Search Emirates flights
Qantas Airways	PriceFrom $592	Free Cancellation	Rating 7.5 947 reviews	Search Qantas Airways flights
Thai Airways	PriceFrom $798	Free Cancellation	Rating 7.8 366 reviews	Search Thai Airways flights

Cheap flights from Bangkok Suvarnabhumi Airport to Sydney from $198

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Bangkok Suvarnabhumi Airport to Sydney

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Cheap direct flights

VietJet Air flights from Bangkok Suvarnabhumi Airport to Sydney

Our best VietJet Air deals on Bangkok Suvarnabhumi Airport to Sydney flight tickets

Emirates flights from Bangkok Suvarnabhumi Airport to Sydney

Our best Emirates deals on Bangkok Suvarnabhumi Airport to Sydney flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to Sydney that are best for you.

See travel insights to Sydney from

How to get the cheapest flight ticket from Bangkok Suvarnabhumi Airport to Sydney

What is the cheapest month to fly to Sydney?

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 Wednesday when prices can be found for as low as $825. The most expensive day to fly to Sydney is Thursday, with ticket prices averaging around $989.

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

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?

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 December 2025, prices for Bangkok Suvarnabhumi Airport to Sydney flights are approximately 11% cheaper when compared to flights at the same time last year.

What is the cheapest airline that flies from Bangkok Suvarnabhumi to Sydney Kingsford Smith?

VietJet Air and Scoot are the most popular carriers operating from Bangkok Suvarnabhumi to Sydney Kingsford Smith

What airlines fly to Sydney?

How often are flights from Bangkok to Sydney delayed?

Historically, on average around 16% of flights between Bangkok and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 95 minutes.

What is the most punctual flight time for Bangkok to Sydney flights?

Generally, flights departing in the morning tend to experience fewer delays. Flights in the evening have, in the past, seen delays more frequently in comparison.

What day of the week experiences the fewest flight delays on this route?

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Friday has historically seen more delays on average compared to the rest of the week.

Which airline has the best punctuality record on Bangkok to Sydney flights?

According to our data, Thai Airways have had the least number of delays on this route over the last 12 months; with about 14% of their flights experiencing any sort of delay.

Which airport is the most popular layover for flights between Bangkok Suvarnabhumi Airport and Sydney?

Singapore (SIN) was the most common stop: 47% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Bangkok Suvarnabhumi Airport to Sydney?

Flights via Manila (MNL) offer the lowest average round-trip price of $439.

Which layover airport has the shortest travel time from Bangkok Suvarnabhumi Airport to Sydney?

Flights connecting via Singapore (SIN) have the shortest average one-way travel time: 12h 46m.

Which layover airport has the shortest connection time from Bangkok Suvarnabhumi Airport to Sydney?

Hong Kong (HKG) has the shortest average layover time for this route: 1h 09m.

How many flights depart from Bangkok Suvarnabhumi Airport to Sydney on average per day?

The number of flights available between Bangkok Suvarnabhumi Airport and Sydney is 17 per day as of December 2025. The most frequent departure time is 6:00PM, with 71% of daily flights leaving in the evening.

How many flights depart from Bangkok Suvarnabhumi Airport to Sydney on average per week?

The number of flights available between Bangkok Suvarnabhumi Airport and Sydney is 119 per week as of December 2025. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

When to book flights from Bangkok Suvarnabhumi Airport to Sydney

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

Fastest flight time

Direct flights

Airports in Sydney

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

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

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?

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

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

Emirates Flights From Bangkok Suvarnabhumi Airport to Sydney

Thai Airways Flights From Bangkok Suvarnabhumi Airport to Sydney

Traveling to a place near Sydney?

Why use momondo?

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

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

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

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