Cheap flights from Perth to Bangkok from $225

The month of August is, on average, the cheapest month to fly to Bangkok from Perth, with most prices found around $403. The month of November is another great option to travel to Bangkok, with average flight prices from Perth averaging around $406.

The cheapest day to depart on your flight to Bangkok is on a Monday when prices can be found for as low as $811. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Saturday because tickets tend to average around $1,218. These prices are subject to change though, so be sure to set up a Price Alert for flights to Bangkok.

Flying to Bangkok from Perth at midday is the least expensive time of day to depart. momondo users have found prices as low as $436 when looking at flights departing at midday. Flights to Bangkok are more costly in the morning, with an average ticket price of $1,184. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

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

You are more likely to see cheaper flights to Bangkok from Perth when booking weeks ahead of your departure date. In general, you can expect to find flights to Bangkok for around $592 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 Perth for as low as $470 on momondo.

Jetstar, Batik Air, and Scoot are the most popular carriers operating from Perth to Bangkok

Jetstar, Thai Airways and Scoot are the top three most popular airlines that fly to Bangkok from Perth according to our data. Jetstar is the first choice among our users, with 44% of people opting to fly with this airline when travelling to Bangkok. Keep in mind that there are 13 different airlines that fly to Bangkok on a routine basis, so you have a few additional options to choose from.

Historically, on average around 24% of flights between Perth and Bangkok have experienced a delay on any given week. The average delay length over the past 12 months has been 102 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights departing in the early afternoon 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 20% of their flights experiencing any sort of delay.

7 flights are operational daily from Perth to Bangkok as of May 2026. The most popular departure time for this route is 16:00, with 66% of flights per day taking off in the afternoon.

As of May 2026, there are 54 flights per week flying from Perth to Bangkok. The most common day of the week flights depart is Mon, with 17% of flights taking off on this day.