Cheap Flights from Bangkok (BKK) to Sydney (SYD)

  • Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 35% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards

Cheap Flights from Bangkok (BKK) to Sydney (SYD)

Prices were available within the past 7 days for one-way flights and round trip tickets for the period specified. Prices and availability are subject to change. Additional terms apply.

Scoot
Thai AirAsia X
Sichuan Airlines
China Southern Airlines
Hainan Airlines
Philippine Airlines
Xiamen Airlines
Jetstar
Cathay Pacific
Vietjet Air
Beautiful view of the beach with palm trees

Black Friday: Members save 30%+

Members save 30%+ on selected hotels until 4 Dec (property time) with our Black Friday deals. Stay by 15 Dec 2025.
Flight from Bangkok to Sydney route information
Origin airport
Suvarnabhumi Intl.
Destination airport
Kingsford Smith Intl.
Airlines serving
Asiana Airlines, Bangkok Airways, Cathay Pacific, China Airlines, China Eastern Airlines, China Southern Airlines, Emirates, Garuda Indonesia, Jetstar, Malaysia Airlines, Philippine Airlines, Qantas Airways, Scoot, Sichuan Airlines, Sri Lankan Airlines, T'way Air with baggage, Thai Airways International, Vietjet Air, Vietnam Airlines, Xiamen Airlines
Return price
AU$544
Distance
7469 km
Average flight time
13 hours 25 mins

Your quick guide to flights from Bangkok to Sydney

Pick up great flights from Bangkok to Sydney

With Expedia, you have your pick of flights a day with 20 airlines covering flights from Bangkok to Sydney. Whether you’re on a business trip, a family holiday or a luxury break, just enter your travel dates, hit search then check out your choice of flights. Select from return, one way or multi-city flights, and use the advance search tool if you want a direct or refundable flight. You can narrow your search to show you just your preferred cabin class and airline, too. It’s all easy. You can book direct flights from Bangkok to Sydney that take around hours.

Find cheap flights from Bangkok to Sydney

From the great flight deals with prices currently ranging from AU$544 to AU$1,013, you can choose to see the cheapest flights first. Generally, you can book the cheapest flights from Bangkok to Sydney around 4 to 6 weeks in advance. If your travel dates are flexible, try to avoid weekends and peak seasons – when you are more likely to grab the lowest prices. Even last minute, there are some impressive deals. The cheapest time to fly to Sydney is normally in March.

Reasons to book your flight from Bangkok to Sydney with Expedia

Expedia makes it easy to find, book, and travel, with everything you need all in one place. When you enter your travel details, find fantastic deals just for you on flight tickets from Bangkok to Sydney across all the main airline carriers, so you can save time, dollars, and hassle finding the perfect flight. If you think your plans could change, choose refundable flights so any changes won’t cost you more. Book your flight to Sydney right now and, if you join Expedia Rewards, you earn points this time and every time you travel with Expedia.

Frequently asked questions

How much is a flight from Suvarnabhumi Airport to Sydney Airport?
Within the past 7 days on Expedia, for flights departing within the next year, the lowest price advertised for a round-trip flight from Suvarnabhumi Airport to SYD was AU$544. Great fares don’t hang around, so make sure you book yours ASAP. Prices and availability are subject to change. Additional terms apply.
Do I need to pay a cancellation fee if I cancel my flight from Suvarnabhumi Intl. Airport (BKK) to Kingsford Smith Intl. Airport (SYD)?
Each air carrier has its own terms and conditions. If you do decide to cancel, follow the instructions on our Customer Service Portal.
How do I find cheap flights from BKK to SYD that have flexible change policies?
Many airlines offer the option to reschedule your flight without a change fee. All you pay is the difference between the original flight and the new flight. When you’re searching for Suvarnabhumi Airport to SYD flights, you’ll see a “no change fees” filter for you to select.
How far is the flight from Suvarnabhumi Airport to SYD?
Bang Phli to Sydney is around 7 500 kilometres, so be prepared to spend a while in the air. Make sure you pack all the essentials, from your headphones to your hoodie. Toss in a couple of snacks to nibble on throughout your trip too.
Which airlines fly direct from Suvarnabhumi Intl. Airport (BKK) to Mascot Airport?
Qantas (QF) is one of the top choices for many travellers flying between Bangkok Airport and Kingsford Smith Intl. Airport (SYD). Select from the 30 flights it operates on this route each month. Another airline operating on this route is Thai Airways International (TG). You’ll have 30 flights every month to choose from.
Are Suvarnabhumi Airport to Kingsford Smith Intl. Airport (SYD) flight tickets cheaper when they're purchased at the last minute?
Last-minute bookings from Suvarnabhumi Intl. Airport (BKK) to SYD can be hit-or-miss. You might be lucky and score a bargain, but you could also miss out entirely! If you’d prefer to start your travel planning early, Expedia compares flight deals up to a year in advance. Just remember that not all airlines release their prices that far in advance. Our suggestion? Check back often as prices are updated regularly.
Bangkok Airports
*Available to Expedia members.