Statistics on Sydney-Thailand flights: what is the right price and when to buy your plane ticket?
Flights to Thailand from Sydney
The average price to go to Thailand from Sydney is $ 630 (round trip). It varies from $ 557 (Phuket) to $ 680 (Koh Samui) depending on the destination. The information below allows you to know the average price of Sydney-Thailand flights on average throughout the year and month by month, as well as the best time to buy your plane tickets for different cities: Bangkok, Phuket, Koh Samui and Chiang Mai.
| City | Average price | Cheapest months to travel | When to buy? | Details |
|---|---|---|---|---|
| Bangkok | $ 672 | february, march (the cheapest), may, june, august, september, october, november | 5 to 6 months | Flight price Sydney-Bangkok |
| Phuket | $ 557 | february, march, may (the cheapest), june, august, september, october, november | 3 to 4 months | Flight price Sydney-Phuket |
| Koh Samui | $ 680 | february, march, may (the cheapest), june, august, september, october, november | 3 to 4 months | Flight price Sydney-Koh Samui |
| Chiang Mai | $ 612 | march, may, june, august (the cheapest), september, october, november | 1 to 2 months | Flight price Sydney-Chiang Mai |
Round-trip airfare price Sydney-Thailand month by month
| Month | Average price | Our opinion |
|---|---|---|
| January | $ 801 to $ 937 | very high price |
| February | $ 508 to $ 668 | fair price |
| March | $ 460 to $ 573 | good price |
| April | $ 629 to $ 721 | fair price |
| May | $ 455 to $ 590 | good price |
| June | $ 506 to $ 608 | good price |
| July | $ 612 to $ 736 | fair price |
| August | $ 466 to $ 616 | good price |
| September | $ 506 to $ 629 | good price |
| October | $ 520 to $ 647 | good price |
| November | $ 489 to $ 606 | good price |
| December | $ 723 to $ 914 | very high price |
How are these data calculated?
We have studied a sample of 65096 airfare prices from previous years for flights to Thailand from Sydney and can thus establish precise and credible price variation trends based on different parameters. Of course, prices can vary from year to year, but the seasonal aspect of this data (recurrence of school holidays, events... from year to year) makes these statistics quite reliable.
The GOOD price of a flight to Thailand from Sydney
Average price per month for a round trip flight to Bangkok in Thailand
The average price for a round trip flight from Sydney to Bangkok is $ 672. You can pay less by using the statistics below and choosing a departure month where the price is usually low (see chart below). For more details, visit the page on the price of Sydney-Bangkok flights.
To get the best price...
take a flight with layover
leave on a monday
come back on a tuesday
Data analysis:
Travel to Bangkok in Thailand in march to get the best price ($ 547, saving $ 125 compared to the average price for the year which is $ 672). Avoid the month of january which is statistically the most expensive ($ 937, which is $ 265 more than the average price).
Monthly prices in detail for Sydney-Bangkok and other statistics
Average price per month for a round trip flight to Phuket in Thailand
The average price for a round trip flight from Sydney to Phuket is $ 557. You can pay less by using the statistics below and choosing a departure month where the price is usually low (see chart below). For more details, visit the page on the price of Sydney-Phuket flights.
To get the best price...
take a flight with layover
leave on a tuesday
come back on a sunday
Data analysis:
Travel to Phuket in Thailand in may to get the best price ($ 455, saving $ 103 compared to the average price for the year which is $ 557). Avoid the month of january which is statistically the most expensive ($ 801, which is $ 245 more than the average price).
Monthly prices in detail for Sydney-Phuket and other statistics
Average price per month for a round trip flight to Koh Samui in Thailand
The average price for a round trip flight from Sydney to Koh Samui is $ 680. You can pay less by using the statistics below and choosing a departure month where the price is usually low (see chart below). For more details, visit the page on the price of Sydney-Koh Samui flights.
To get the best price...
take a flight with layover
leave on a monday
come back on a monday
Data analysis:
Travel to Koh Samui in Thailand in may to get the best price ($ 572, saving $ 108 compared to the average price for the year which is $ 680). Avoid the month of december which is statistically the most expensive ($ 914, which is $ 235 more than the average price).
Monthly prices in detail for Sydney-Koh Samui and other statistics
Average price per month for a round trip flight to Chiang Mai in Thailand
The average price for a round trip flight from Sydney to Chiang Mai is $ 612. You can pay less by using the statistics below and choosing a departure month where the price is usually low (see chart below). For more details, visit the page on the price of Sydney-Chiang Mai flights.
To get the best price...
take a flight with layover
leave on a monday
come back on a thursday
Data analysis:
Travel to Chiang Mai in Thailand in august to get the best price ($ 506, saving $ 106 compared to the average price for the year which is $ 612). Avoid the month of december which is statistically the most expensive ($ 842, which is $ 231 more than the average price).
Monthly prices in detail for Sydney-Chiang Mai and other statistics
Top prices Sydney-Thailand
| Round trip | Dates | Price | |
|---|---|---|---|
| Sydney → Phuket | 02-05 to 16-05-2025 | $ 292 | layover flight with Airasia X |
| Sydney → Bangkok | 10-05 to 15-05-2025 | $ 288 | layover flight with Scoot |
| Sydney → Bangkok | 12-05 to 29-05-2025 | $ 287 | layover flight with Scoot |
| Sydney → Bangkok | 15-05 to 19-05-2025 | $ 288 | layover flight with Scoot |
| Sydney → Phuket | 22-05 to 27-05-2025 | $ 289 | layover flight with Airasia X |
| Sydney → Bangkok | 09-08 to 29-08-2025 | $ 301 | layover flight with Scoot |
| Sydney → Bangkok | 10-08 to 24-08-2025 | $ 302 | layover flight with Scoot |
| Sydney → Bangkok | 16-08 to 22-08-2025 | $ 302 | layover flight with Scoot |
| Sydney → Bangkok | 03-09 to 10-09-2025 | $ 298 | layover flight with Scoot |
| Sydney → Phuket | 10-11 to 19-11-2025 | $ 286 | layover flight with Airasia X |
When to buy plane tickets to go to Thailand (from Sydney)?
The best time to buy your plane ticket from Sydney to Bangkok
The price of tickets to Bangkok fluctuates depending on how far in advance you book. The graph below shows the average price of tickets based on the number of months before departure. Another important factor is the day of booking. According to our calculations, to get a cheaper flight from Sydney to Bangkok, you should buy your ticket on a monday. For more details, please visit the when to buy plane tickets to Bangkok page.
Data analysis:
Buy your plane ticket to go to Bangkok in Thailand 5 to 6 months before departure to get the best price (the average price in this range is $ 621 , which is $ 52 savings compared to the overall average price). However, do not buy your ticket 11 to 12 months in advance or you will pay a high price ($ 106 more than the average price).
When to buy your Sydney-Bangkok flight ticket and other statistics
The best time to buy your plane ticket from Sydney to Phuket
The price of tickets to Phuket fluctuates depending on how far in advance you book. The graph below shows the average price of tickets based on the number of months before departure. Another important factor is the day of booking. According to our calculations, to get a cheaper flight from Sydney to Phuket, you should buy your ticket on a tuesday. For more details, please visit the when to buy plane tickets to Phuket page.
Data analysis:
Buy your plane ticket to go to Phuket in Thailand 3 to 4 months before departure to get the best price (the average price in this range is $ 519 , which is $ 38 savings compared to the overall average price). However, do not buy your ticket 11 to 12 months in advance or you will pay a high price ($ 119 more than the average price).
When to buy your Sydney-Phuket flight ticket and other statistics
The best time to buy your plane ticket from Sydney to Koh Samui
The price of tickets to Koh Samui fluctuates depending on how far in advance you book. The graph below shows the average price of tickets based on the number of months before departure. Another important factor is the day of booking. According to our calculations, to get a cheaper flight from Sydney to Koh Samui, you should buy your ticket on a saturday. For more details, please visit the when to buy plane tickets to Koh Samui page.
Data analysis:
Buy your plane ticket to go to Koh Samui in Thailand 3 to 4 months before departure to get the best price (the average price in this range is $ 646 , which is $ 34 savings compared to the overall average price). However, do not buy your ticket 11 to 12 months in advance or you will pay a high price ($ 149 more than the average price).
When to buy your Sydney-Koh Samui flight ticket and other statistics
The best time to buy your plane ticket from Sydney to Chiang Mai
The price of tickets to Chiang Mai fluctuates depending on how far in advance you book. The graph below shows the average price of tickets based on the number of months before departure. Another important factor is the day of booking. According to our calculations, to get a cheaper flight from Sydney to Chiang Mai, you should buy your ticket on a wednesday. For more details, please visit the when to buy plane tickets to Chiang Mai page.
Data analysis:
Buy your plane ticket to go to Chiang Mai in Thailand 1 to 2 months before departure to get the best price (the average price in this range is $ 567 , which is $ 46 savings compared to the overall average price). However, do not buy your ticket 11 to 12 months in advance or you will pay a high price ($ 275 more than the average price).
When to buy your Sydney-Chiang Mai flight ticket and other statistics