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Cheap flights from Sydney to Bangkok from $272

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 15/7. Fares are subject to change and may not be available on all flights or dates of travel.
SYD — BKK
27 Mar — 3 Apr1
1 adult

Cheapflights Tip: The best prices from Sydney Kingsford Smith to Bangkok are usually found in February or May, booked 43 days in advance, depart on a Monday or Friday and return on a Monday

Cheap flight deals from Sydney to Bangkok

Discover tips and strategies to find the most affordable flight options for your journey from Sydney (SYD) to Bangkok (TH1). 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 22 March 2025.

Round-trip from

$541

One-way from

$280

Popular in

December

Cheapest in

February

Average price

$983
Scoot
  • Scoot
  • 30/4-5/5
  • 2 total stops
  • 51h 55m total
  • Sydney to Bangkok
18/5
  • 18/5
  • 1 total stop
  • 27h 15m total
  • Sydney to Bangkok
Highest demand for flights based on searches. 17% potential increase in price ($338 potential increase over avg. return price).
Cheapest flight prices on average. 4% potential price decrease ($71 potential savings vs. average return price).
Average for round-trip flights in March 2025

Find flight deals from Sydney to Bangkok

Cheapest flights from Sydney to Bangkok
Explore the most affordable flight options available from Sydney to Bangkok. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 22 March 2025.

Fri 30/512:50SYD - BKK
1 stop33h 35mScoot
Fri 6/620:25BKK - SYD
1 stop20h 05mScoot
Deal found 19/3$546
Sun 4/509:15SYD - DMK
1 stop13h 35mMultiple Airlines
Sun 18/519:25DMK - SYD
1 stop32h 55mMultiple Airlines
Deal found 21/3$557
Mon 12/520:45SYD - BKK
2 stops29h 45mMultiple Airlines
Sat 17/520:25BKK - SYD
1 stop12h 10mMultiple Airlines
Deal found 20/3$582
Sat 17/521:00SYD - BKK
1 stop16h 00mHainan Airlines
Tue 27/501:30BKK - SYD
1 stop33h 45mHainan Airlines
Deal found 20/3$613
Mon 24/321:30SYD - BKK
1 stop22h 25mChina Eastern
Fri 28/310:30BKK - SYD
2 stops20h 30mChina Eastern
Deal found 21/3$648
Mon 24/320:50SYD - BKK
1 stop24h 55mSichuan Airlines
Sat 29/318:50BKK - SYD
1 stop16h 25mSichuan Airlines
Deal found 21/3$657
Sat 5/409:45SYD - BKK
1 stop29h 35mChina Southern
Sat 12/417:25BKK - SYD
1 stop34h 00mChina Southern
Deal found 21/3$686
Tue 25/322:15SYD - BKK
1 stop21h 50mMalaysia Airlines
Sun 6/419:40BKK - SYD
1 stop20h 55mMalaysia Airlines
Deal found 21/3$749

Cheapflights Fare Finder

Customise your flight search to find flights from Sydney to Bangkok 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 22 March 2025.
Use the filters below to find and compare flights from Sydney to Bangkok that are best for you.

Fly from

Sydney

Fly to

Bangkok

Route

Depart

Return

Price

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Fri 30/5

12:50-19:25

1 stop33h 35m

Bangkok Suvarnabhumi

Fri 6/6

20:25-19:30

1 stop20h 05m

$546

SydneyBangkok

SYD - DMK

SYDDMK

Sydney Kingsford Smith

Sun 4/5

09:15-19:50

1 stop13h 35m

Bangkok Don Mueang Intl

Sun 18/5

19:25-07:20

1 stop32h 55m

$557

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 12/5

20:45-23:30

2 stops29h 45m

Bangkok Suvarnabhumi

Sat 17/5

20:25-11:35

1 stop12h 10m

$582

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sat 17/5

21:00-10:00

1 stop16h 00m

Bangkok Suvarnabhumi

Tue 27/5

01:30-14:15

1 stop33h 45m

$613

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Wed 4/6

20:20-16:40

1 stop23h 20m

Bangkok Suvarnabhumi

Tue 10/6

01:15-14:15

1 stop34h 00m

$659

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sat 5/4

09:45-11:20

1 stop29h 35m

Bangkok Suvarnabhumi

Sat 12/4

17:25-06:25

1 stop34h 00m

$686

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 31/3

12:20-12:20

2 stops28h 00m

Bangkok Suvarnabhumi

Sat 5/4

19:10-13:35

1 stop38h 25m

$687

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Mon 26/5

11:25-11:15

1 stop26h 50m

Bangkok Suvarnabhumi

Sun 15/6

01:50-09:20

1 stop28h 30m

$738

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Sat 10/5

22:10-17:20

1 stop22h 10m

Bangkok Suvarnabhumi

Sun 18/5

19:40-19:35

1 stop20h 55m

$811

SydneyBangkok

SYD - BKK

SYDBKK

Sydney Kingsford Smith

Tue 15/7

21:15-23:30

2 stops29h 15m

$272

Flights are sorted by cheapest return flights first.

Deals found on 21/3

Showing 1-10 of 25 results
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Best time to book a flight from Sydney to Bangkok

Have a flexible travel schedule? Discover the best time to fly to Bangkok 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

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

Use this chart to determine the optimal time to book a return flight from Sydney to Bangkok. Price data was last updated on 14 March 2025.

Booking 43 days in advance of your planned departure date is, on average, the best time to get cheap flights from Sydney to Bangkok. 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?

Currently, February is the cheapest month in which you can book a flight from Sydney to Bangkok (average of $489). Flying from Sydney to Bangkok in December is currently the most expensive (average of $911). 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 Bangkok. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 22 March 2025.

It’s optimal to fly from Sydney to Bangkok in the evening. By choosing this option you can save up to 56% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Sydney to Bangkok?

Use this chart to determine the cheapest time to fly return from Sydney to Bangkok. Price data was last updated on 16 March 2025.

Travellers seeking maximum savings on their Sydney to Bangkok flight should consider departing on Monday evenings when fares are most often at their lowest. Thursday at midday flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Sydney to Bangkok

Explore weekly flight availability from Sydney to Bangkok. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 22 March 2025.

The most flights from SYD to TH1 are scheduled on a Monday (17 on average). You will have fewer flight options on Wednesday, which is when the least amount of flights are scheduled (16 on average).

Rainfall in Bangkok by month

Plan your trip to Bangkok by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Bangkok ranges from 10.0 - 320.0 inches per month. September is typically the wettest month, when rainfall can reach 320.0 mm. January is typically the driest time to visit Bangkok when rainfall is around 10.0 mm.

Temperature in Bangkok by month

Plan your trip to Bangkok by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Bangkok, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 30.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 26.0 C).

Reviews of airlines servicing Bangkok

Get insights into the airlines that provide service to Bangkok. 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 Bangkok. Reviews last updated 22 March 2025.
To help decide which airline to fly from Sydney to Bangkok, see what other customers have to say about Bangkok Airways, Hainan Airlines and Thai Airways. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Comfort

7.8

Overall

7.9

Food

7.2

Boarding

7.9

Crew

8.5

Entertainment

6.2

Reviews

1 / 6
4.0
Okay

Derick,June 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Comfort

7.8

Overall

7.9

Food

7.2

Boarding

7.9

Crew

8.5

Entertainment

6.2

Reviews

1 / 6
4.0
Okay

Derick,June 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Comfort

7.8

Overall

7.9

Food

7.2

Boarding

7.9

Crew

8.5

Entertainment

6.2

Reviews

1 / 6
4.0
Okay

Derick,June 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Comfort

7.8

Overall

7.9

Food

7.2

Boarding

7.9

Crew

8.5

Entertainment

6.2

Reviews

1 / 6
4.0
Okay

Derick,June 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Comfort

7.8

Overall

7.9

Food

7.2

Boarding

7.9

Crew

8.5

Entertainment

6.2

Reviews

1 / 6
4.0
Okay

Derick,June 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Comfort

7.8

Overall

7.9

Food

7.2

Boarding

7.9

Crew

8.5

Entertainment

6.2

Reviews

1 / 6
4.0
Okay

Derick,June 2024

HKT - BKK

Basic, long check-in and boarding. No entertainment and only a single spicy option for meal/snack.

Related info for your journey

Find useful and relevant information for your journey from Sydney to Bangkok. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airports serve Sydney to Bangkok?

    If you’re planning a holiday or business trip to Bangkok from Sydney, you’ll depart from Sydney Kingsford Smith Airport (SYD). It’s not too far away from the central business district, lying in the suburb of Mascot. It will only take about 15min by car to get to the airport; otherwise, you can hop on the N20 bus, which will make the 8 km trip to the airport in about 30min. The airport is one of Australia’s main air transport hubs, making it a busy international airport with all the amenities of one. You’ll land in Bangkok at Suvarnabhumi Airport (BKK), the main international airport in the city and one of the largest airports in Southeast Asia. It’s about 30 km from the city centre and will take roughly half an hour by car on Route 7. A convenient option is to take the Airport Rail Link directly from the airport, which will reach the city centre in around 35min.

  • Which airlines fly directly from Sydney to Bangkok?

    Unfortunately, you won’t be able to fly directly from Sydney to Bangkok, most flights will have one layover. The most prolific airline carrier that operates flights between the two cities is Singapore Airlines, which has a layover at Singapore Changi International Airport (SIN). Qantas and the budget airlines Jetstar and Scoot also offer regular flights between the cities, and these are usually two-stop routes, involving changeovers once in Australia and then again in Singapore.

  • What are the layover options between Sydney to Bangkok?

    Because all flights to Bangkok from Sydney require at least one layover, these flights are also the ones that offer the best value for money. The one-stop flights are also generally cheaper than those that layover in two places on the way. Given that situation, look for the flights that offer the shortest overall travel time to get to Bangkok most efficiently. These are run by Singapore Airlines and make a roughly 1h 45min stop in Singapore, taking around 12h 30min for the entire trip. Others have layovers that can last up to almost 12h, making for a total travel time approaching 23h. Two-stop flights usually go via Melbourne Airport (MEL) and on to Singapore Changi before landing in Bangkok.

  • Do I need a passport or visa to fly from Sydney to Bangkok?

    When flying from Sydney to Bangkok, you’ll need to make sure that your passport is valid for a minimum of six months from when you enter Thailand. There are different requirements for Australian travellers, depending on your reason for visiting the country. Tourists can stay for up to 30 days in Thailand without needing a visa, as long as you enter by air and have a return ticket. Business travellers will need a visa, however. This allows for a single entry and a stay of 30 days, maximum.

  • What airport do you fly from for flights from Sydney to Bangkok?

    Sydney Kingsford Smith (SYD), located 7.5 km from the city centre, is the airport you fly out of when you book flights from Sydney to Bangkok. 22 airlines have flights from Kingsford Smith to Bangkok on a regular basis. Booking flights from Sydney Kingsford Smith to Bangkok should not be difficult; the airport handles an average of 16 outbound flights to Bangkok per day.

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

    Flying on Scoot is currently your cheapest option to Bangkok, with prices starting at $541. Additional round-trip tickets that might be worth considering are offered by Hainan Airlines and China Eastern, with the lowest prices starting at $593 and $617, respectively. Scoot is priced at 47% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapet airlines for a one-way flight from Sydney to Bangkok are Scoot ($290), Sichuan Airlines ($356), and Hainan Airlines ($372).

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

    Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Sydney to Bangkok on time: Lufthansa (95%), Austrian Airlines (95%), KLM (92%).

  • What are the cheapest flights from Sydney to Bangkok?

    Looking for the cheapest flight from Sydney to Bangkok? While on average our users pay $3,348, our data indicates the cheapest price to be $518. The most popular route (Sydney Kingsford Smith - Bangkok Suvarnabhumi), is priced around $460.

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

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

    Sentosa, Merlion, and Boat Quay are currently the most popular points of interest in Singapore at the moment. Sentosa, Merlion, and Boat Quay can be accessed by travelling approximately 21.6 km, 16.9 km, and 17.3 km, respectively from Singapore Changi. Those looking to explore during their stopover in Singapore can hire a car from Singapore Changi for about $133 per day.

  • What are points of interest worth seeing during a stopover in Kuala Lumpur?

    The majority of Kuala Lumpur visitors spend their time at Petronas Towers, Berjaya Times Square, and National Mosque of Malaysia. Petronas Towers, Berjaya Times Square, and National Mosque of Malaysia are located about 46.6 km, 44.9 km, and 44.8 km, respectively from Kuala Lumpur Intl. Those looking to explore during their layover in Kuala Lumpur can hire a car from Kuala Lumpur Intl for about $51 per day.

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

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Sydney to Bangkok 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?

    Currently, February is the cheapest month in which you can book a flight from Sydney to Bangkok (average of $489). Flying from Sydney to Bangkok in December is currently the most expensive (average of $911). 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

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Sydney to Bangkok

Discover the top 10 airlines that operate flights from Sydney to Bangkok. 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 22 March 2025.
AirlineCheapestAverageFlexibilityOn-time
VietJet AirCheapest$353Average$1,176FlexibilityNo cancel feeOn-timeN/A
Search VietJet Air flights
JetstarCheapest$421Average$874FlexibilityNo cancel feeOn-time74%
Search Jetstar flights
ScootCheapest$459Average$596FlexibilityNo cancel feeOn-timeN/A
Search Scoot flights
XiamenAirCheapest$507Average$815FlexibilityNo cancel feeOn-time49%
Search XiamenAir flights
Hainan AirlinesCheapest$571Average$793FlexibilityNo cancel feeOn-time61%
Search Hainan Airlines flights
China SouthernCheapest$572Average$852FlexibilityNo cancel feeOn-time69%
Search China Southern flights
Sichuan AirlinesCheapest$644Average$806FlexibilityNo cancel feeOn-time63%
Search Sichuan Airlines flights
Vietnam AirlinesCheapest$699Average$886FlexibilityNo cancel feeOn-time81%
Search Vietnam Airlines flights
Singapore AirlinesCheapest$723Average$953FlexibilityNo cancel feeOn-time81%
Search Singapore Airlines flights
China EasternCheapest$736Average$1,239FlexibilityNo cancel feeOn-time62%
Search China Eastern flights

Fly with Cheapflights

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

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Sydney to Bangkok. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Sydney to Bangkok for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Need flexible booking options for your flight to Bangkok from Sydney? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Sydney to Bangkok become cheaper?

Yes! Start tracking prices for Sydney to Bangkok flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.

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