Cheap flights from Bangkok Suvarnabhumi Airport to Sydney from C$ 338

If you aren’t able to travel to Sydney during the month of June, then flying in March is also cheap. Prices for this month can be found on momondo for an average of C$ 1,015.

The cheapest day to depart from Bangkok Suvarnabhumi Airport to Sydney is on a Saturday when prices can be found for as low as C$ 1,236. The most expensive day to fly to Sydney is Sunday, with ticket prices averaging around C$ 1,274.

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

You are more likely to see cheaper flights to Sydney from Bangkok Suvarnabhumi Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around C$ 1,163 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from Bangkok Suvarnabhumi Airport for as low as C$ 918 on momondo.

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

No. A direct flight is the cheapest option for a flight between Bangkok Suvarnabhumi Airport to Sydney.

Historically, on average around 12% of flights between Bangkok and Sydney have experienced a delay on any given week. The average delay length over the past 12 months has been 101 minutes.

Generally, flights departing in the morning 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. Friday has historically seen more delays on average compared to the rest of the week.

According to our data, Thai Airways has had the least delays on this route over the last 12 months, with about 6% of their flights experiencing any sort of delay.

Manila (MNL) was the most common stop: 75% of momondo users choosing one-stop flights on this route connected there.

Flights via Singapore (SIN) offer the lowest average round-trip price of C$ 534.

Flights connecting via Guangzhou (CAN) have the shortest average one-way travel time: 14h 35m.

Guangzhou (CAN) has the shortest average layover time for this route: 1h 58m.

The number of flights available between Bangkok Suvarnabhumi Airport and Sydney is 17 per day as of November 2026. The most frequent departure time is 6:00p.m., with 74% of daily flights leaving in the evening.

As of November 2026, 124 flights take off from Bangkok Suvarnabhumi Airport and land in Sydney each week. The most common flight departure day for this route is Mon, with 15% of weekly flights taking off on this day.