$1,268 Cheap Vietnam Airlines flights Sydney (SYD) to Samui Intl. Airport (USM)

View $1,268 flight on Sat, Jul 26, 2025Opens in a new window

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$1,268 Cheap Vietnam Airlines flights Sydney (SYD) to Samui Intl. Airport (USM)

Prices were available within the past 7 days and start at $1,268 for one-way flights and $1,113 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Vietnam Airlines
Tue, Oct 14 - Sun, Oct 19
SYD
Sydney
USM
Koh Samui
$1,113 Roundtrip, found 11 hours ago
$1,113
Roundtrip
found 11 hours ago
Select Vietnam Airlines flight, departing Tue, Oct 14 from Sydney to Koh Samui, returning Sun, Oct 19, priced at $1,113 found 11 hours ago
Flights from Sydney (SYD) to Samui Intl. Airport (USM)
Origin airport
Kingsford Smith Intl.
Destination airport
Samui Intl. Airport
Airlines serving
Bangkok Airways, British Airways, Cathay Pacific, China Airlines, Malaysia Airlines, Qantas Airways, Scoot, Singapore Airlines, Thai Airways International
Popular airline
British Airways
Distance
4497 mi

Frequently asked questions

How much is a Vietnam Airlines flight from Kingsford Smith Intl. Airport (SYD) to Ko Samui Airport (USM)?
You can discover cheap round-trip Vietnam Airlines flights from $1,113 from SYD to USM by organizing your results from "Price (lowest to highest)" on Expedia. Or search for options from $1,268 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SYD to USM with Vietnam Airlines?
Vietnam Airlines flights to Koh Samui are typically cheaper in the quieter months of October and September. Whether you need a one-way or a return ticket, you could land a better deal then.
What is the cheapest time to book flights from Kingsford Smith Intl. Airport (SYD) to Ko Samui Airport (USM) with Vietnam Airlines?
To grab affordable flights from SYD to USM with Vietnam Airlines, start your search about one month before your intended departure. You can save 17% when you lock in your international tickets 18 to 29 days ahead instead of booking four to five months in advance. Another good tip? Booking on Sunday offers average savings of 17% compared to Friday (the most expensive day).**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does Vietnam Airlines fly nonstop from Kingsford Smith Intl. Airport (SYD) to Ko Samui Airport (USM)?
To figure out if there's a direct trip from SYD to USM with Vietnam Airlines or another carrier, select the "Nonstop" filter when searching for flights.
What is the earliest Vietnam Airlines flight from SYD to USM?
Sort your results by "Early Morning" and "Morning" to find the earliest departures from SYD to USM. Heading off early means you're less likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does Vietnam Airlines fly into in Koh Samui?
Ko Samui Airport (USM) is the main Koh Samui hub for Vietnam Airlines flights from Kingsford Smith Intl. Airport (SYD).
What kind of luggage can I take on a Vietnam Airlines flight from Kingsford Smith Intl. Airport (SYD) to Ko Samui Airport (USM)?
For checked luggage, passengers can take 2 checked-in bags weighing up to 50 lb with dimensions not exceeding 62 inches. You can also bring 2 cabin bags in the cabin when flying standard economy from SYD to USM with Vietnam Airlines. This carry-on must weigh less than 39 lb and be no bigger than 45 inches. Exceeding these restrictions can mean extra fees, so read Vietnam Airlines's baggage allowance policies before packing your suitcase.
Why fly with Vietnam Airlines from SYD to USM?
Flying from SYD to USM with Vietnam Airlines means enjoying a host of benefits, such as a 4-star airline rating and a rewarding loyalty program. Plus, when booking through Expedia, One Key™ members can earn OneKeyCash™* to redeem on select future travel purchases. That's on top of the LotuSmiles points you can earn with Vietnam Airlines.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
Can I change or cancel my Vietnam Airlines flight from Kingsford Smith Intl. Airport (SYD) to Ko Samui Airport (USM)?
Depending on your ticket type, a fee may apply if you modify or cancel your flight more than 24 hours after it's confirmed. To find flexible fares, select our "Changes included" or "No cancel fee" filter when you search for flights. For more details on canceling or changing your reservation, visit "Trips," select your flight and click on "Manage Booking."

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*Available to One Key members.