Cheap flights from Bangkok to Perth from $249

The month of September is, on average, the cheapest month to fly to Perth from Bangkok, with most prices found around $429. If you’re not able to fly to Perth in September, then August is your next best option. Flight prices from Bangkok to Perth during August average around $488.

The cheapest day to depart from Bangkok to Perth is on a Thursday. Travellers who choose to depart for Perth on a Thursday will often find tickets for as low as $291. The most expensive day to fly to Perth is Saturday, with ticket prices averaging around $990.

In the evening is the cheapest time of day to fly from Bangkok to Perth when you can find flight prices for as low as $462. Flying to Perth in the evening is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive, with an average ticket price of $1,136.

Fly from Bangkok Suvarnabhumi to Perth for the best Bangkok - Perth flight prices

You are more likely to see cheaper flights to Perth from Bangkok when booking weeks ahead of your departure date. In general, you can expect to find flights to Perth for around $637 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Perth from Bangkok for as low as $532 on momondo.

There are 2 cabin classes available to choose from on Bangkok to Perth 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 32% of flights between Bangkok and Perth have experienced a delay on any given week. The average delay length over the past 12 months has been 107 minutes.

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

Saturday is statistically the day of the week that experiences the fewest delays on this flight route. Wednesday 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 21% of their flights experiencing any sort of delay.

The number of flights available between Bangkok and Perth is 7 per day as of July 2026. The most frequent departure time is 07:00, with 41% of daily flights leaving at midday.

The number of flights available between Bangkok and Perth is 52 per week as of July 2026. The most frequent departure day is Mon, with 17% of weekly flights leaving on this day.