Cheap flights from Sydney to Bangkok from €225

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 €509.

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 €577 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 €535 on momondo.

There are 2 cabin classes 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 15% 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 99 minutes.

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

Sunday 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 February 2026, 16 flights take off from Sydney and land in Bangkok each day. The most common flight departure time for this route is 10:00, with 71% of daily flights taking off at midday.

As of February 2026, there are 118 flights per week flying from Sydney to Bangkok. The most common day of the week flights depart is Mon, with 14% of flights taking off on this day.