The cheapest times to fly from SYD to BKK are

  • January 29th to March 25th
  • May 14th to June 3rd
  • July 30th to September 23rd (except the week of August 6th)
  • October 8th to December 2nd

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from SYD to BKK is mid to late August. Prices can be as high as $813 for Friday flights during mid December, or as low as $262 for Tuesday flights around mid to late August.


When to Fly to Bangkok

Flying from Sydney (SYD) to Bangkok (BKK) will usually cost between $308 to $662 per person if booking more than four weeks in advance. On average the very cheapest time to fly is mid to late August with an average ticket price of $302. Due to high demand the most expensive time to fly is mid December, with an average price of $729. Planning your trip to low-cost times can easily save you $427 on economy flights and even more on first-class flights. Generally, any price below $402 can be considered a good price for a round-trip SYD to BKK flight.

See below for a graph of average weekly prices for the SYD to BKK route. All prices are for round-trip tickets in USD.

SYD to BKK Flight Prices

Compared to other flights, the SYD to BKK flight is much cheaper than the average and costs much less than the average flight leaving from Sydney. The average price per mile (for a direct flight) is $0.05, which is far below average.


Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Fridays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $41 (9%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $396. Return trip prices are from the BKK to SYD flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

Departure Day Prices

Return Trip Prices by Day

Return Day Prices


Nonstop Flights and Layovers

Travelers looking to fly from SYD to BKK can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 9 hour 23 minutes may be realistic.


Alternative Nearby Airports

Champion Traveler tells you which airports are nearby and whether tickets might be cheaper alternative airports nearby. Sometimes it’s worth it to fly into a closer airport and then commute to your destination. Remember that there is a nonstop flight from SYD to BKK while comparing.

Destination alternative #1: Don Mueang International Airport (DMK) in Bangkok

  • 19 miles (31 km) away from BKK
  • Usually 7.85% less expensive than BKK
  • 1-layover flights available

See SYD to DMK flights


Flight Questions Answered

Still have questions about flying from SYD to BKK? We’ve got answers.

Which airlines fly this route?

You can find 56 major airlines flying this route most often: Air China, Air France, Air India, Air Mauritius, Air New Zealand, AirAsia, AirAsia X, ANA, Asiana, Bangkok Airways, British Airways, Cambodia Angkor Air, Cathay Pacific, Cebu Pacific, China Airlines, China Eastern, China Southern, El Al, Emirates, Ethiopian, EVA Air, Fiji Airways, Finnair, Firefly, Garuda Indonesia, Hainan, Hong Kong Airlines, JAL, Jetstar, Kenya Airways, KLM, Korean Air, MAI, Malaysia Airlines, Malindo Air, Oman Air, Philippine Airlines, Qantas, Qatar Airways, Royal Brunei, Royal Jordanian, Scoot, Shenzhen, Sichuan Airlines, Singapore Airlines, SriLankan, SWISS, THAI, Thai Smile, Thai Vietjet Air, Tigerair, Turkish Airlines, VietJet Air, Vietnam Airlines, Virgin Australia, Xiamen, and potentially more during busy seasons.

How far away is it from Suvarnabhumi International Airport to Sydney International Airport?

The distance between the two airports is roughly 4669 miles or 7514 kilometers.

How long does it take to fly from SYD to BKK?

The real-world flight time for a nonstop SYD to BKK flight is about 9 hour 23 minutes.

How many flights go between Sydney and Bangkok?

It depends on the day of the week and the date, but a typical day might have around 100 available flights from SYD to BKK.


Airport Location Info


Departing Airport

Origination code SYD
Origination airport name Sydney International Airport
City Sydney
Country Australia
Latitude -33.9
Longitude 151.2

Return Airport

Destination code BKK
Destination airport name Suvarnabhumi International Airport
City Bangkok
Country Thailand
Latitude 13.7
Longitude 100.7


Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.