Cheap flights from Sydney to Bangkok Suvarnabhumi Airport from $289

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 20/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
17 May — 24 May1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Sydney Kingsford Smith to Bangkok Suvarnabhumi are usually found in October or May, booked 61 days in advance, depart on a Wednesday or Monday and return on a Friday

Cheap flight deals from Sydney to Suvarnabhumi

Enter your travel dates to find the best prices.

Cheapest flights from Sydney to Suvarnabhumi
Explore the most affordable flight options available from Sydney to Suvarnabhumi. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 17 April 2026.

Mon 17/820:35
SYD
-
BKK
1 stop27h 55m
Scoot
Mon 31/810:55
BKK
-
SYD
1 stop21h 50m
Scoot
Deal found 12/4$549
Thu 23/413:00
SYD
-
BKK
1 stop28h 25m
Scoot
Thu 7/509:05
BKK
-
SYD
1 stop31h 15m
Scoot
Deal found 14/4$552
Tue 21/413:00
SYD
-
BKK
1 stop22h 05m
Scoot
Thu 21/509:05
BKK
-
SYD
1 stop31h 15m
Scoot
Deal found 14/4$553
Sat 25/413:00
SYD
-
BKK
1 stop33h 35m
Scoot
Sat 30/518:50
BKK
-
SYD
1 stop21h 30m
Scoot
Deal found 15/4$555
Wed 22/413:00
SYD
-
BKK
1 stop33h 35m
Scoot
Thu 28/520:35
BKK
-
SYD
1 stop19h 45m
Scoot
Deal found 15/4$556
Wed 29/713:00
SYD
-
BKK
1 stop22h 05m
Scoot
Thu 13/818:50
BKK
-
SYD
1 stop13h 55m
Scoot
Deal found 13/4$558
Wed 22/420:35
SYD
-
BKK
1 stop16h 20m
Scoot
Sat 23/510:55
BKK
-
SYD
1 stop29h 25m
Scoot
Deal found 15/4$560
Mon 10/820:35
SYD
-
BKK
1 stop14h 30m
Scoot
Mon 17/818:50
BKK
-
SYD
1 stop13h 55m
Scoot
Deal found 11/4$562
Sun 9/820:35
SYD
-
BKK
1 stop16h 20m
Scoot
Thu 3/910:55
BKK
-
SYD
1 stop29h 25m
Scoot
Deal found 14/4$563
Sat 1/820:35
SYD
-
BKK
1 stop26h 00m
Scoot
Sat 15/820:35
BKK
-
SYD
1 stop19h 45m
Scoot
Deal found 12/4$565

Find flight deals from Sydney to Suvarnabhumi

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Suvarnabhumi (BKK). 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 17 April 2026.

Round-trip from

$552

One-way from

$289

Popular in

December

Cheapest in

October

Average price

$1,046

Good round-trip deal

$1,318 or less

Good one-way deal

$858 or less
Scoot
  • Scoot
  • 23/4-7/5
  • 2 total stops
  • 59h 40m total
  • Sydney to Bangkok
Scoot
  • Scoot
  • 20/7
  • 1 total stop
  • 14h 30m total
  • Sydney to Bangkok
Highest demand for flights based on searches. 13% potential increase in price ($213 potential increase over avg. return price).
Cheapest flight prices on average. 3% potential price decrease ($52 potential savings vs. average return price).
Average for round-trip flights in April 2026
Price to beat on a round-trip flight from Sydney Kingsford Smith to Bangkok Suvarnabhumi.
Price to beat on a one-way flight from Sydney Kingsford Smith to Bangkok Suvarnabhumi.

Cheapflights Fare Finder

 
Customise your flight search to find flights from Sydney to Suvarnabhumi 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 17 April 2026.
Use the filters below to find and compare flights from Sydney to Bangkok Suvarnabhumi Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 2/10

10:15-12:45

1 stop29h 30m

Bangkok Suvarnabhumi

Sat 17/10

13:50-08:20

1 stop14h 30m

$673

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 31/8

10:00-12:20

2 stops29h 20m

Bangkok Suvarnabhumi

Wed 9/9

02:25-08:00

2 stops26h 35m

$778

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 22/5

10:05-12:20

3 stops29h 15m

Bangkok Suvarnabhumi

Sun 7/6

20:50-12:35

2 stops60h 45m

$823

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 1/9

10:05-19:50

3 stops36h 45m

Bangkok Suvarnabhumi

Fri 11/9

02:25-08:00

2 stops26h 35m

$834

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 31/8

09:50-16:40

Nonstop9h 50m

Bangkok Suvarnabhumi

Thu 10/9

15:45-07:20

1 stop12h 35m

$940

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 20/5

11:00-22:15

3 stops38h 15m

Bangkok Suvarnabhumi

Thu 28/5

07:50-08:00

2 stops21h 10m

$1,015

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 1/6

11:00-00:40

1 stop16h 40m

Bangkok Suvarnabhumi

Tue 9/6

07:50-12:35

3 stops25h 45m

$1,016

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sun 14/6

10:05-12:20

3 stops29h 15m

Bangkok Suvarnabhumi

Mon 22/6

20:50-12:35

2 stops36h 45m

$1,037

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Thu 28/5

11:00-22:15

3 stops38h 15m

Bangkok Suvarnabhumi

Thu 4/6

09:50-12:35

1 stop23h 45m

$1,064
Fastest return journey

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 31/8

09:50-16:40

Nonstop9h 50m

Bangkok Suvarnabhumi

Thu 10/9

18:10-06:25

Nonstop9h 15m

$1,065

Flights are sorted by cheapest return flights first.

Deals found on 16/4

Showing 1-10 of 22 resultsSorted by cheapest first
1
2
3

Best time to book a flight from Sydney to Suvarnabhumi

Have a flexible travel schedule? Discover the best time to fly to Suvarnabhumi from Sydney 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.

Cheapflights Insights

Everything you need to know about your flight from Sydney to Bangkok Suvarnabhumi Airport

How far ahead should I book a flight from Sydney to Bangkok Suvarnabhumi Airport?

Use this chart to determine the optimal time to book a return flight from Sydney to Suvarnabhumi. Price data was last updated on 10 April 2026.

Booking 61 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Bangkok Suvarnabhumi Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Sydney to Bangkok Suvarnabhumi Airport?

Currently, October is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of $835). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,375). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SYD to BKK?

Find hourly flight availability from Sydney to Suvarnabhumi. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 17 April 2026.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Sydney to Bangkok Suvarnabhumi Airport as you normally would.

How much does it cost for a return flight from Sydney to Bangkok Suvarnabhumi Airport?

Reviews of airlines servicing Suvarnabhumi

Get insights into the airlines that provide service to Suvarnabhumi. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Suvarnabhumi. Reviews last updated 17 April 2026.
Read reviews from past customers who have flown with Thai Airways,Qantas Airways, andChina Southern from Sydney to Bangkok Suvarnabhumi Airport. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.6

Crew

8.4

Entertainment

6.9

Overall

7.8

Boarding

7.9

Food

7.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

Comfort

7.6

Crew

8.4

Entertainment

6.9

Overall

7.8

Boarding

7.9

Food

7.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

Comfort

7.6

Crew

8.4

Entertainment

6.9

Overall

7.8

Boarding

7.9

Food

7.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

Comfort

7.6

Crew

8.4

Entertainment

6.9

Overall

7.8

Boarding

7.9

Food

7.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

Comfort

7.6

Crew

8.4

Entertainment

6.9

Overall

7.8

Boarding

7.9

Food

7.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

Comfort

7.6

Crew

8.4

Entertainment

6.9

Overall

7.8

Boarding

7.9

Food

7.4

Reviews

1 / 20
10.0
Excellent

Virendra,Jan 2026

DEL - BKK

Having required wheel chair assistance, I received amazing service from the ground and cabin staff. Everything was a breeze. Flight was comfortable but the entertainment system was quite dated. The chicken noodles served was amazing

Related info for your journey

Find useful and relevant information for your journey from Sydney to Suvarnabhumi. 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 from for flights from Sydney to Bangkok Suvarnabhumi?

    Sydney Kingsford Smith (SYD) is the airport you will fly out of if you book a flight from Sydney to Bangkok Suvarnabhumi. You should not have trouble finding flights to Bangkok Suvarnabhumi from Kingsford Smith; the airport handles an average of 15 outbound flights to Bangkok Suvarnabhumi per day. You should also have plenty of airline options to choose from since 21 airlines have flights from the Sydney airport to Bangkok Suvarnabhumi. It is only a 7.5 km journey to Kingsford Smith (SYD) from Sydney’s city centre.

  • How long is the flight from Sydney to Bangkok Suvarnabhumi Airport?

    For as low as $778, VietJet Air can have you in Bangkok Suvarnabhumi Airport from Sydney in 29h 20m. The distance between Sydney and Bangkok Suvarnabhumi Airport is about 7509 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • What are the cheapest airlines flying from Sydney to Bangkok Suvarnabhumi Airport round-trip?

    VietJet Air, at $274, was found to be the cheapest airline from Sydney to Bangkok Suvarnabhumi Airport.Alternate airlines to your destination round-trip include Hainan Airlines and XiamenAir. VietJet Air is currently priced 71% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Sydney to Bangkok Suvarnabhumi Airport one-way?

    $219 is the cheapest one-way deal found within the past few days, from Scoot. You may also be able to find cheap deals on AirAsia X and China Eastern, with prices starting from $224 and $237, respectively.

  • What are the most reliable airlines from Sydney to Bangkok Suvarnabhumi Airport?

    Before booking your flight to Bangkok Suvarnabhumi Airport from Sydney, have a look at the most reliable airlines to get you to your destination on time: Gulf Air (97%), Austrian Airlines (95%), Lufthansa( 95%).

  • What are the cheapest flights from Sydney to Bangkok Suvarnabhumi Airport?

    Looking at all options, your cheapest flight can be booked for $667. While the most popular route (Sydney Kingsford Smith - Bangkok Suvarnabhumi) can be booked for $556 on average, our data indicates $2,366 when flying from Sydney to Bangkok Suvarnabhumi Airport.

  • Where are the most common stopover locations when flying from Sydney to Bangkok Suvarnabhumi Airport?

  • What are some popular things to do or see while on a stopover in Singapore?

    Singapore travellers tend to visit Sentosa, Universal Studios Singapore, and Merlion more than anywhere else. Sentosa, Universal Studios Singapore, and Merlion can be accessed by travelling approximately 21.6 km, 21.6 km, and 16.9 km, respectively from Singapore Changi. Travellers can book a car hire at Singapore Changi for about $119 per day to make their sightseeing more efficient.

  • What are some popular points of interest to see during a stopover in Kuala Lumpur?

    If you're on a stopover in Kuala Lumpur and looking for things to do, consider visiting Petronas Towers, Kuala Lumpur Tower, or Berjaya Times Square. Those on a layover in Kuala Lumpur interested in visiting Petronas Towers, Kuala Lumpur Tower, or Berjaya Times Square can do so by travelling 46.6 km, 46.0 km, and 44.9 km, respectively from Kuala Lumpur Intl. Those on a stopover in Kuala Lumpur in need of a car hire can book one at Kuala Lumpur Intl for about $44.

  • Where are the least popular stopover locations for Sydney to Bangkok Suvarnabhumi Airport flights?

  • Can I find deals for flights from Sydney to Suvarnabhumi that include hotel bookings?

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

  • How can I find direct flights from Sydney to Suvarnabhumi?

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

  • Can I find deals for business class flights from Sydney to Suvarnabhumi?

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

  • What is the cheapest month to book a flight from Sydney to Bangkok Suvarnabhumi Airport?

    Currently, October is the cheapest month in which you can book a flight from Sydney to Bangkok Suvarnabhumi Airport (average of $835). Flying from Sydney to Bangkok Suvarnabhumi Airport in December is currently the most expensive (average of $1,375). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near Bangkok Suvarnabhumi Airport?

Book flights to Bangkok Suvarnabhumi Airport if you plan to visit one of these locations
Chonburi
Ko Samet
Kanchanaburi
Ko Lan
Cha-am

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Sydney to Suvarnabhumi on these airlines

Choose from the following airlines for your flight from Sydney to Suvarnabhumi. Flights are based on user searches made on Cheapflights and were last updated on 17 April 2026.

Top 10 airlines flying from Sydney to Suvarnabhumi

Discover the top 10 airlines that operate flights from Sydney to Suvarnabhumi. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 647,157 searches. Data last updated 17 April 2026.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapest$274Average$587FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
Hainan AirlinesCheapest$360Average$590FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
XiamenAirCheapest$363Average$849FlexibilityNo cancel feeOn-time49%
Search XiamenAir flights
JetstarCheapest$371Average$792FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
ScootCheapest$410Average$521FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
Cebu PacificCheapest$440Average$762FlexibilityNo cancel feeOn-time64%
Search Cebu Pacific flights
China SouthernCheapest$512Average$779FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Malaysia AirlinesCheapest$534Average$701FlexibilityNo cancel feeOn-time67%
Search Malaysia Airlines flights
China EasternCheapest$549Average$872FlexibilityNo cancel feeOn-time62%
Search China Eastern flights
Batik AirCheapest$569Average$870FlexibilityNo cancel feeOn-timeN/A
Search Batik Air flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Sydney to Suvarnabhumi?

Cheapflights helps you search for flights from Sydney to Suvarnabhumi via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Sydney to Suvarnabhumi?

Cheapflights helps you find that perfect flight to Suvarnabhumi from Sydney by searching from hundreds of airlines and agencies you know and love. We are also free to use, in case you were wondering!

Can Cheapflights find flights from Sydney to Suvarnabhumi with no change fees?

Yes, we can. To see specific flights from Sydney to Suvarnabhumi 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 Sydney to Suvarnabhumi become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Suvarnabhumi from Sydney today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.