Cheap flights from Sydney to Bangkok from €257

If you’re not able to fly to Bangkok in October, then May is your next best option. Flight prices from Sydney to Bangkok during May average around €527.

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

You are more likely to see cheaper flights to Bangkok from Sydney when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around €605 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Bangkok from Sydney for as low as €547 on momondo.

There is only 1 cabin class available to choose from on Sydney Kingsford Smith to Bangkok flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Historically, on average around 14% of flights between Sydney and Bangkok have experienced a delay on any given week. The average delay length over the past 12 months has been 97 minutes.

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

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

According to our data, Thai Airways have had the fewest delays on this route over the last 12 months, with about 10% of their flights experiencing any sort of delay.

As of April 2026, 4 flights take off from Sydney and land in Bangkok each day. The most common flight departure time for this route is 10:00, with 68% of daily flights taking off at midday.

As of April 2026, there are 29 flights per week flying from Sydney to Bangkok. The most common day of the week flights depart is Sat, with 52% of flights taking off on this day.