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Cheap Flights from Sydney to Koh Samui

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Reverse direction: USM to SYD

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AK,D7,PG,TR Return flights from $594
Dep. Wed 21 OctRet. Tue 27 Oct$594
TR Return flights from $603
Dep. Wed 21 OctRet. Tue 27 Oct$603
Dep. Tue 03 NovRet. Mon 16 Nov$634
PG,TR Return flights from $611
Dep. Wed 21 OctRet. Tue 27 Oct$611
Dep. Tue 03 NovRet. Mon 16 Nov$684
JQ,PG,VJ Return flights from $642
Dep. Wed 21 OctRet. Tue 27 Oct$642
AK,D7,PG,VJ Return flights from $644
Dep. Wed 21 OctRet. Tue 27 Oct$644
PG,TR,VJ Return flights from $658
Dep. Wed 21 OctRet. Tue 27 Oct$658
Dep. Tue 03 NovRet. Mon 16 Nov$736
JQ,PG,TR Return flights from $663
Dep. Wed 21 OctRet. Tue 27 Oct$663
Dep. Tue 03 NovRet. Mon 16 Nov$731
AK,D7,JQ,PG,TR Return flights from $681
Dep. Wed 21 OctRet. Tue 27 Oct$681
JQ,PG,VJ,VZ Return flights from $691
Dep. Wed 21 OctRet. Tue 27 Oct$691
JQ,PG,TR,VZ Return flights from $713
Dep. Wed 21 OctRet. Tue 27 Oct$713
CZ,PG,TR Return flights from $715
Dep. Tue 03 NovRet. Mon 16 Nov$715
FD,JQ,PG,TR Return flights from $718
Dep. Wed 21 OctRet. Tue 27 Oct$718
HU,PG,TR Return flights from $720
Dep. Tue 03 NovRet. Mon 16 Nov$720
MF,PG,TR Return flights from $734
Dep. Tue 03 NovRet. Mon 16 Nov$734
Dep. Wed 21 OctRet. Tue 27 Oct$842
CZ,JQ,PG Return flights from $740
Dep. Tue 03 NovRet. Mon 16 Nov$740

Prices are from searches made in the last 24 hours and current prices may differ.

Do you need to catch a flight to Sydney? Check out our domestic flights to Sydney. If Sydney is not your closest airport, then here are all our flights to Koh Samui from United States (USA) and flights to Thailand. Maybe a different destination? Here are all the flights from Sydney


Average Sydney to Koh Samui Return Prices

These are the average prices for Sydney to Koh Samui return airfares.

October 2026
$1,890
December 2026
$1,604
March 2027
$1,027
April 2027
$1,289
May 2027
$1,073

How I Want That Flight can help you

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Think of us as your personal shortcut to a great deal. Instead of you opening fifty different tabs, we instantly cross-check rates across heaps of airlines and booking sites to score you the sweet spot on pricing. Millions of holidaymakers count on us every year to get them airborne, so you're running with a pretty savvy crowd.

Can you sort me out with direct flights from Sydney to Koh Samui?

100%. As soon as the page finishes loading your options, hit the "Direct" filter. The layovers will vanish, leaving you with only the non-stop routes.

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