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Cheap Flights from Koh Samui to Sydney starting at S$ 223

We've found these cheap flights for you. You can book one-way or return flight tickets.

  • One way
  • Round-trip

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

Cheapest time to fly from Koh Samui to Sydney

We monitor flight fares to help you find the best deals effortlessly

Displayed prices are calculated based on the lowest average weekly prices of the corresponding route on Trip.com.
Cheapest Airlines flying from Koh Samui to Sydney

Compare prices, find the option that best suits your travel needs, and enjoy a comfortable journey with a trusted airline.

Scoot
From S$ 223
Bangkok Airways
From S$ 294
Thai Airways
From S$ 543
Vietnam Airlines
From S$ 549
Garuda Indonesia
From S$ 808
Cathay Pacific
From S$ 808
Singapore Airlines
From S$ 835
Qantas Airways
From S$ 934
Philippine Airlines
From S$ 1,174
China Airlines
From S$ 2,032
ANA airlines

Find more flights and airlines

Alternative Routes from Koh Samui to Sydney

Searching for potential routes that might be cheaper and faster? Check out these alternative flights from Koh Samui to Sydney.

  • Cheapest
    Scoot
    USM
    12:10
    20h 25m
    1 transfer
    SYD
    11:35
    Samui International Airport - Kingsford Smith Airport
    Sun, May 19Scoot
    S$ 223
  • Scoot
    USM
    12:10
    20h 25m
    1 transfer
    SYD
    11:35
    Samui International Airport - Kingsford Smith Airport
    Sun, May 19Scoot
    S$ 223
    Find More Flights

Frequently Asked Questions

  • When to buy flight tickets from Koh Samui (USM) to Sydney (SYD) the cheapest?

    Airlines adjust prices for flights from Koh Samui to Sydney based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the cheapest flight prices on Tuesdays, Wednesdays, and Saturdays.
  • How much is a flight from Koh Samui (USM) to Sydney (SYD) cost?

    According to Trip.com's data, the lowest price is around S$ 1,148.
  • What is the transportation method from the main airport to downtown in Sydney?

    • The distance from Kingsford Smith Airport to downtown is about 8km, by taxi about 20 minutes.
  • How many airports in Sydney?

Find cheapest flight ticket from Koh Samui to Sydney

Cheapest direct flight price

S$ 223

Cheapest month

May

Peak season for travel

September