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Thai Airways flights from Australia to Ko Samui (AU0 - USM)

SYD — USM
3 Sep — 10 Sep1
1 adult

Cheapflights users flying from Australia to Ko Samui on Thai Airways typically fly into Ko Samui and depart from Sydney Kingsford Smith. Select your dates above for pricing.

Thai Airways flights from Australia to Ko Samui in 2025

Find detailed information about Thai Airways flights from Australia to Ko Samui. Explore the options provided by Thai Airways to plan your journey from Australia to Ko Samui. Data last updated 29 August 2025.

One-way from

$875

Return from

$1,346
Thai Airways
  • Thai Airways
  • 14/10
  • 1 total stop
  • 12h 05m total
  • Australia to Ko Samui
Search Deals
Thai Airways
  • Thai Airways
  • 27/12-5/1
  • 2 total stops
  • 46h 45m total
  • Australia to Ko Samui
Search Deals

  • How do most travelers feel about Thai Airways?

    The average rating from 309 Thai Airways reviews by Cheapflights users is 6.7 (out of a maximum rating of 10). If you are considering flying AU0-USM with Cheapflights, apply your desired dates to the form above to see our best pricing for your trip to Ko Samui with Thai Airways.

Find Thai Airways flight deals from Australia to Ko Samui

Best Thai Airways flights from Australia to Ko Samui
Discover carefully curated Thai Airways flight deals from Australia to Ko Samui that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 29 August 2025.

Sat 27/1209:25PER - USM
1 stop23h 45mThai Airways
Mon 5/107:55USM - PER
1 stop23h 00mThai Airways
Deal found 29/8$1,346
Wed 24/1200:30MEL - USM
1 stop23h 55mThai Airways
Fri 2/120:20USM - MEL
1 stop21h 00mThai Airways
Deal found 27/8$1,513
Mon 15/1210:00SYD - USM
1 stop26h 40mThai Airways
Mon 5/120:20USM - SYD
1 stop21h 30mThai Airways
Deal found 28/8$1,517

Travel insights for Thai Airways flights from Australia to Ko Samui

Get recent, data-driven insights about Thai Airways flights from Australia to Ko Samui including ideal travel times, pricing trends, and more.

What is the cheapest month to book a flight from Australia to Ko Samui with Thai Airways?

Currently, the most affordable month to book a Thai Airways flight from Australia to Ko Samui in September, with an average price of $1,024. Conversely, traveling with Thai Airways from Australia to Ko Samui in July will be the most expensive, with an average cost of $1,525. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Rainfall in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ko Samui ranges from 58.0 - 490.0 inches per month. November is typically the wettest month, when rainfall can reach 490.0 mm. February is typically the driest time to visit Ko Samui when rainfall is around 58.0 mm.

Temperature in Ko Samui by month

Plan your trip to Ko Samui by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ko Samui, use this chart to help with planning. For those seeking warmer temperatures, April is the ideal time of year to visit, when temperatures reach an average of 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 27.0 C).

Best time to book a flight from Australia to Ko Samui

Have a flexible travel schedule? Discover the best time to fly to Ko Samui from Australia with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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Other Thai Airways flights from Australia

Browse through other Thai Airways flights departing from Australia. Flight routes are based on user searches made on Cheapflights and were last updated on 29 August 2025.
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Thai Airways flights from Australia to Ko Samui

See what others are saying about Thai Airways

Read reviews and see what other travellers are saying about their experiences with Thai Airways. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Thai Airways for your next flight. Reviews last updated 29 August 2025.
Thai Airways
7.8
Good
345 reviews
Check prices
Overview

Food

7.3

Comfort

7.5

Entertainment

6.9

Boarding

7.9

Crew

8.3

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