Cheap Flights from Sydney to Koh Samui
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TR Return flights from £391
Dep.art Wed 21 OctRet.urn Thu 29 Oct£391
Dep.art Wed 24 JunRet.urn Mon 06 Jul£842
OD,TR Return flights from £531
Dep.art Wed 21 OctRet.urn Thu 29 Oct£531
MF,PG,TR Return flights from £580
Dep.art Wed 21 OctRet.urn Thu 29 Oct£580
Dep.art Wed 24 JunRet.urn Mon 06 Jul£1,094
TR,VN Return flights from £612
Dep.art Wed 21 OctRet.urn Thu 29 Oct£612
PG,TR Return flights from £617
Dep.art Wed 21 OctRet.urn Thu 29 Oct£617
Dep.art Wed 24 JunRet.urn Mon 06 Jul£789
MH,PG,TR Return flights from £629
Dep.art Wed 21 OctRet.urn Thu 29 Oct£629
Dep.art Wed 24 JunRet.urn Mon 06 Jul£1,059
SQ,TR Return flights from £674
Dep.art Wed 21 OctRet.urn Thu 29 Oct£674
Dep.art Wed 24 JunRet.urn Mon 06 Jul£1,251
PG,TR,VN Return flights from £689
Dep.art Wed 21 OctRet.urn Thu 29 Oct£689
MH,PG Return flights from £691
Dep.art Wed 21 OctRet.urn Thu 29 Oct£691
Dep.art Wed 24 JunRet.urn Mon 06 Jul£967
PG,VJ Return flights from £694
Dep.art Wed 24 JunRet.urn Mon 06 Jul£694
PG,QF Return flights from £697
Dep.art Wed 21 OctRet.urn Thu 29 Oct£697
Dep.art Wed 24 JunRet.urn Mon 06 Jul£1,038
QF Return flights from £697
Dep.art Wed 21 OctRet.urn Thu 29 Oct£697
Dep.art Wed 24 JunRet.urn Mon 06 Jul£1,639
JQ,PG,VJ Return flights from £699
Dep.art Wed 24 JunRet.urn Mon 06 Jul£699
PG,QF,TR Return flights from £704
Dep.art Wed 21 OctRet.urn Thu 29 Oct£704
Dep.art Wed 24 JunRet.urn Mon 06 Jul£1,054
QF,TR Return flights from £704
Dep.art Wed 21 OctRet.urn Thu 29 Oct£704
Dep.art Wed 24 JunRet.urn Mon 06 Jul£1,270
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 Kingdom 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.
December 2025
£1,731
January 2026
£1,389
February 2026
£878
March 2026
£765
April 2026
£965
May 2026
£738
June 2026
£823
July 2026
£835
August 2026
£743
Did you know...
- Koh Samui is 3 hours after Sydney. Jetlag may be an issue.
- It is 7,238 kilometres from Koh Samui to Sydney.
- Sydney to Koh Samui, the quickest return flight is 23 hours and 50 minutes on , stopping over Singapore
- Sydney has the IATA code of SYD.
How to get from Sydney to Koh Samui
Sydney (SYD)
to Singapore (SIN)
8h 20m
Layover - 1h 15m
Singapore (SIN)
to Koh Samui (USM)
1h 45m
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