Cheap flights from Perth to Bangkok from $290

The month of March is, on average, the cheapest month to fly to Bangkok from Perth, with most prices found around $538. The month of May is another great option to travel to Bangkok, with average flight prices from Perth averaging around $540.

The cheapest day to depart on your flight to Bangkok is on a Wednesday when prices can be found for as low as $1,035. 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 $1,309. 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 $564 when looking at flights departing at midday. Flights to Bangkok are more costly in the afternoon, with an average ticket price of $1,302. Departure times in the afternoon 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 $770 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 $699 on momondo.

There are 3 cabin classes available to choose from on Perth to Bangkok flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Batik Air, VietJet Air, and AirAsia 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 11 different airlines that fly to Bangkok on a routine basis, so you have a few additional options to choose from.

Historically, on average around 23% 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 98 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.

Thursday 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 16% of their flights experiencing any sort of delay.

5 flights are operational daily from Perth to Bangkok as of November 2026. The most popular departure time for this route is 16:00, with 64% of flights per day taking off in the afternoon.

As of November 2026, there are 37 flights per week flying from Perth to Bangkok. The most common day of the week flights depart is Mon, with 22% of flights taking off on this day.