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Cheap Flights from Sydney to Koh Samui

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Reverse direction: USM to SYD

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PG,TR Return flights from £467
Dep. Mon 24 MayRet. Mon 07 Jun£467
Dep. Mon 15 FebRet. Wed 03 Mar£535
PG,TRShow more Flights
Dep. Wed 24 MarRet. Wed 31 Mar£650
Dep. Fri 12 FebRet. Sat 27 Feb£681
Dep. Wed 06 JanRet. Fri 22 Jan£1,078
Dep. Thu 24 DecRet. Sat 16 Jan£1,308
TR Return flights from £475
Dep. Mon 15 FebRet. Wed 03 Mar£475
Dep. Fri 12 FebRet. Sat 27 Feb£524
TRShow more Flights
Dep. Mon 24 MayRet. Mon 07 Jun£538
Dep. Wed 24 MarRet. Wed 31 Mar£588
Dep. Wed 06 JanRet. Fri 22 Jan£995
Dep. Thu 24 DecRet. Sat 16 Jan£1,164
JQ,PG,TR Return flights from £483
Dep. Mon 24 MayRet. Mon 07 Jun£483
Dep. Fri 12 FebRet. Sat 27 Feb£517
JQ,PG,TRShow more Flights
Dep. Mon 15 FebRet. Wed 03 Mar£578
Dep. Wed 24 MarRet. Wed 31 Mar£715
Dep. Wed 06 JanRet. Fri 22 Jan£963
Dep. Thu 24 DecRet. Sat 16 Jan£1,326
JQ,PG Return flights from £519
Dep. Mon 24 MayRet. Mon 07 Jun£519
Dep. Fri 12 FebRet. Sat 27 Feb£752
JQ,PGShow more Flights
Dep. Mon 15 FebRet. Wed 03 Mar£768
Dep. Wed 24 MarRet. Wed 31 Mar£1,064
JQ,PG,VJ Return flights from £521
Dep. Mon 24 MayRet. Mon 07 Jun£521
PG,TR,VJ Return flights from £524
Dep. Mon 24 MayRet. Mon 07 Jun£524
Dep. Mon 15 FebRet. Wed 03 Mar£645
PG,TR,VJShow more Flights
Dep. Wed 24 MarRet. Wed 31 Mar£657
JQ,PG,TR,VJ Return flights from £536
Dep. Mon 24 MayRet. Mon 07 Jun£536
OD,TR Return flights from £550
Dep. Mon 15 FebRet. Wed 03 Mar£550
Dep. Fri 12 FebRet. Sat 27 Feb£587
OD,TRShow more Flights
Dep. Wed 24 MarRet. Wed 31 Mar£645
Dep. Mon 24 MayRet. Mon 07 Jun£677
Dep. Wed 06 JanRet. Fri 22 Jan£899
Dep. Thu 24 DecRet. Sat 16 Jan£1,148
CZ,PG,TR Return flights from £556
Dep. Mon 24 MayRet. Mon 07 Jun£556
Dep. Mon 15 FebRet. Wed 03 Mar£645
CZ,PG,TRShow more Flights
Dep. Wed 24 MarRet. Wed 31 Mar£688
Dep. Fri 12 FebRet. Sat 27 Feb£954
Dep. Thu 24 DecRet. Sat 16 Jan£1,333
PG,SL,TR Return flights from £557
Dep. Mon 24 MayRet. Mon 07 Jun£557
OD,PG,TR Return flights from £567
Dep. Mon 15 FebRet. Wed 03 Mar£567
Dep. Mon 24 MayRet. Mon 07 Jun£578
OD,PG,TRShow more Flights
Dep. Fri 12 FebRet. Sat 27 Feb£644
Dep. Wed 24 MarRet. Wed 31 Mar£755
Dep. Wed 06 JanRet. Fri 22 Jan£979
Dep. Thu 24 DecRet. Sat 16 Jan£1,205
PG,TR,VZ Return flights from £573
Dep. Mon 24 MayRet. Mon 07 Jun£573
Dep. Wed 24 MarRet. Wed 31 Mar£622
CZ,PG,VJ Return flights from £575
Dep. Mon 24 MayRet. Mon 07 Jun£575
JQ,OD,PG,TR Return flights from £578
Dep. Mon 24 MayRet. Mon 07 Jun£578
Dep. Wed 24 MarRet. Wed 31 Mar£701
JQ,OD,PG,TRShow more Flights
Dep. Mon 15 FebRet. Wed 03 Mar£725
Dep. Wed 06 JanRet. Fri 22 Jan£1,279
Dep. Thu 24 DecRet. Sat 16 Jan£1,294
CZ,JQ,PG,TR Return flights from £584
Dep. Mon 24 MayRet. Mon 07 Jun£584

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.

November 2026
£814
December 2026
£1,199
January 2027
£1,388
February 2027
£827
March 2027
£857
April 2027
£855
May 2027
£726
June 2027
£773

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