Cheap Flights from Adelaide to Sydney
Browse current best options from Adelaide. Become a member to unlock all deals and get alerts when new deals appear.
Deals from
Adelaide
RatePunk searches hundreds of travel sites at once for deals on flights to Sydney
Prices updated today
485 airlines compared
80%+ AI score for best value
Fares are subject to change and may not be available for all dates. (Data last updated Nov 2, 2026.)
Today’s best flight deals from Adelaide to Sydney
Explore current cheapest deals departing from Adelaide to Sydney
2026-12-05 – 2026-12-12
ADL - Sydney
48% AI deal score
A$265
A$244
Round trip
2027-01-07 – 2027-01-16
ADL - Sydney
43% AI deal score
A$190
A$248
Round trip
2027-01-07 – 2027-01-13
ADL - Sydney
44% AI deal score
A$198
A$248
Round trip
2026-11-21 – 2026-11-24
ADL - Sydney
44% AI deal score
A$224
A$251
Round trip
2026-11-18 – 2026-11-25
ADL - Sydney
44% AI deal score
A$211
A$251
Round trip
2026-12-07 – 2026-12-12
ADL - Sydney
49% AI deal score
A$275
A$251
Round trip
2026-12-05 – 2026-12-10
ADL - Sydney
49% AI deal score
A$275
A$251
Round trip
2026-12-05 – 2026-12-08
ADL - Sydney
49% AI deal score
A$281
A$251
Round trip
2026-12-08 – 2026-12-10
ADL - Sydney
49% AI deal score
A$283
A$251
Round trip
2026-12-14 – 2026-12-15
ADL - Sydney
49% AI deal score
A$283
A$251
Round trip