Return
One Way
Multi-City/Layover

I need to travel on this date
I just want the lowest fare

Search for Flights

Compare

Other Sites
Expedia
Expedia

Cheap Flights from Adelaide to Sydney

Filter

Depart

Return

Find Flights

JQ Return flights from £130

Dep.art Sat 05 DecRet.urn Mon 07 Dec^£130

Dep.art Sat 05 DecRet.urn Tue 08 Dec^£130

JQShow more Flights

Dep.art Sat 05 DecRet.urn Wed 09 Dec^£130

Dep.art Sat 05 DecRet.urn Thu 10 Dec^£130

Dep.art Sat 05 DecRet.urn Fri 11 Dec^£130

Dep.art Sat 05 DecRet.urn Sat 12 Dec^£130

Dep.art Sat 05 DecRet.urn Tue 15 Dec^£130

Dep.art Sat 05 DecRet.urn Wed 16 Dec^£130

Dep.art Mon 07 DecRet.urn Tue 08 Dec^£130

Dep.art Mon 07 DecRet.urn Wed 09 Dec^£130

Dep.art Mon 07 DecRet.urn Thu 10 Dec^£130

Dep.art Mon 07 DecRet.urn Fri 11 Dec^£130

Dep.art Mon 07 DecRet.urn Sat 12 Dec^£130

Dep.art Mon 07 DecRet.urn Tue 15 Dec^£130

Dep.art Mon 07 DecRet.urn Wed 16 Dec^£130

Dep.art Tue 08 DecRet.urn Wed 09 Dec^£130

Dep.art Tue 08 DecRet.urn Thu 10 Dec^£130

Dep.art Tue 08 DecRet.urn Fri 11 Dec^£130

Dep.art Tue 08 DecRet.urn Sat 12 Dec^£130

Dep.art Tue 08 DecRet.urn Tue 15 Dec^£130

Dep.art Tue 08 DecRet.urn Wed 16 Dec^£130

Dep.art Mon 14 DecRet.urn Tue 15 Dec^£130

Dep.art Mon 14 DecRet.urn Wed 16 Dec^£130

Dep.art Tue 15 DecRet.urn Wed 16 Dec^£130

Dep.art Mon 15 FebRet.urn Tue 16 Feb^£130

Dep.art Mon 15 FebRet.urn Wed 17 Feb^£130

Dep.art Mon 15 FebRet.urn Thu 18 Feb^£130

Dep.art Mon 15 FebRet.urn Fri 19 Feb^£130

Dep.art Mon 15 FebRet.urn Wed 24 Feb^£130

Dep.art Mon 15 FebRet.urn Mon 01 Mar^£130

Dep.art Mon 15 FebRet.urn Tue 02 Mar^£130

Dep.art Mon 15 FebRet.urn Wed 03 Mar^£130

Dep.art Tue 16 FebRet.urn Wed 17 Feb^£130

Dep.art Tue 16 FebRet.urn Thu 18 Feb^£130

Dep.art Tue 16 FebRet.urn Fri 19 Feb^£130

Dep.art Tue 16 FebRet.urn Wed 24 Feb^£130

Dep.art Tue 16 FebRet.urn Mon 01 Mar^£130

Dep.art Tue 16 FebRet.urn Tue 02 Mar^£130

Dep.art Tue 16 FebRet.urn Wed 03 Mar^£130

JQ,VA Return flights from £132

Dep.art Thu 28 JanRet.urn Sat 30 Jan^£132

Dep.art Thu 07 JanRet.urn Tue 19 Jan^£132

JQ,VAShow more Flights

Dep.art Tue 19 JanRet.urn Thu 21 Jan^£132

Dep.art Wed 03 MarRet.urn Sun 14 Mar^£138

Dep.art Tue 08 DecRet.urn Thu 10 Dec^£139

Dep.art Sat 03 AprRet.urn Mon 05 Apr^£146

Dep.art Fri 02 AprRet.urn Sun 04 Apr^£147

Dep.art Fri 02 AprRet.urn Mon 05 Apr^£147

Dep.art Sat 19 DecRet.urn Sun 20 Dec^£149

Dep.art Thu 15 AprRet.urn Fri 16 Apr^£149

Dep.art Thu 12 NovRet.urn Sat 14 Nov^£196

Dep.art Thu 05 NovRet.urn Sat 07 Nov^£205

Dep.art Sat 12 DecRet.urn Sun 13 Dec^£216

Dep.art Fri 06 NovRet.urn Sun 08 Nov^£217

VA Return flights from £134

Dep.art Thu 07 JanRet.urn Tue 19 Jan^£134

Dep.art Tue 19 JanRet.urn Thu 21 Jan^£134

VAShow more Flights

Dep.art Wed 03 MarRet.urn Sun 14 Mar^£138

Dep.art Thu 24 JunRet.urn Sun 18 Jul^£140

Dep.art Thu 24 JunRet.urn Mon 19 Jul^£140

Dep.art Thu 24 JunRet.urn Tue 20 Jul^£140

Dep.art Thu 24 JunRet.urn Wed 21 Jul^£140

Dep.art Thu 24 JunRet.urn Thu 22 Jul^£140

Dep.art Thu 24 JunRet.urn Fri 23 Jul^£140

Dep.art Thu 24 JunRet.urn Sun 25 Jul^£140

Dep.art Thu 24 JunRet.urn Mon 26 Jul^£140

Dep.art Thu 24 JunRet.urn Tue 27 Jul^£140

Dep.art Thu 24 JunRet.urn Wed 28 Jul^£140

Dep.art Thu 24 JunRet.urn Thu 29 Jul^£140

Dep.art Thu 24 JunRet.urn Fri 30 Jul^£140

Dep.art Thu 24 JunRet.urn Sun 01 Aug^£140

Dep.art Thu 24 JunRet.urn Mon 02 Aug^£140

Dep.art Thu 24 JunRet.urn Tue 03 Aug^£140

Dep.art Thu 24 JunRet.urn Wed 04 Aug^£140

Dep.art Thu 24 JunRet.urn Thu 05 Aug^£140

Dep.art Thu 24 JunRet.urn Fri 06 Aug^£140

Dep.art Thu 24 JunRet.urn Sun 08 Aug^£140

Dep.art Thu 24 JunRet.urn Mon 09 Aug^£140

Dep.art Thu 24 JunRet.urn Tue 10 Aug^£140

Dep.art Thu 24 JunRet.urn Wed 11 Aug^£140

Dep.art Thu 24 JunRet.urn Thu 12 Aug^£140

Dep.art Thu 24 JunRet.urn Fri 13 Aug^£140

Dep.art Thu 24 JunRet.urn Sun 15 Aug^£140

Dep.art Thu 24 JunRet.urn Mon 16 Aug^£140

Dep.art Thu 24 JunRet.urn Tue 17 Aug^£140

Dep.art Thu 24 JunRet.urn Wed 18 Aug^£140

Dep.art Thu 24 JunRet.urn Thu 19 Aug^£140

Dep.art Fri 25 JunRet.urn Sun 27 Jun^£140

Dep.art Fri 25 JunRet.urn Mon 28 Jun^£140

Dep.art Fri 25 JunRet.urn Tue 29 Jun^£140

Dep.art Fri 25 JunRet.urn Wed 30 Jun^£140

Dep.art Fri 25 JunRet.urn Thu 01 Jul^£140

Dep.art Fri 25 JunRet.urn Fri 02 Jul^£140

Dep.art Fri 25 JunRet.urn Sat 03 Jul^£140

JQ,QF Return flights from £139

Dep.art Thu 28 JanRet.urn Sat 30 Jan^£139

Dep.art Thu 07 JanRet.urn Tue 19 Jan^£140

JQ,QFShow more Flights

Dep.art Tue 19 JanRet.urn Thu 21 Jan^£140

Dep.art Fri 02 AprRet.urn Mon 05 Apr^£142

Dep.art Tue 08 DecRet.urn Thu 10 Dec^£143

Dep.art Thu 15 AprRet.urn Fri 16 Apr^£145

Dep.art Sat 03 AprRet.urn Mon 05 Apr^£145

Dep.art Wed 03 MarRet.urn Sun 14 Mar^£146

Dep.art Fri 02 AprRet.urn Sun 04 Apr^£148

Dep.art Sat 19 DecRet.urn Sun 20 Dec^£221

Dep.art Thu 12 NovRet.urn Sat 14 Nov^£261

Dep.art Sat 12 DecRet.urn Sun 13 Dec^£269

Dep.art Thu 05 NovRet.urn Sat 07 Nov^£281

Dep.art Fri 06 NovRet.urn Sun 08 Nov^£300

QF Return flights from £141

Dep.art Wed 03 MarRet.urn Sun 14 Mar^£141

Dep.art Tue 19 JanRet.urn Thu 21 Jan^£142

QFShow more Flights

Dep.art Thu 28 JanRet.urn Sat 30 Jan^£142

Dep.art Thu 15 AprRet.urn Fri 16 Apr^£142

Dep.art Fri 02 AprRet.urn Mon 05 Apr^£147

Dep.art Thu 07 JanRet.urn Tue 19 Jan^£147

Dep.art Sat 03 AprRet.urn Mon 05 Apr^£151

Dep.art Tue 08 DecRet.urn Thu 10 Dec^£158

Dep.art Fri 02 AprRet.urn Sun 04 Apr^£162

Dep.art Fri 05 MarRet.urn Fri 05 Mar^£165

Dep.art Fri 05 MarRet.urn Sat 06 Mar^£165

Dep.art Wed 03 MarRet.urn Mon 15 Mar^£165

Dep.art Wed 03 MarRet.urn Tue 16 Mar^£165

Dep.art Wed 03 MarRet.urn Wed 17 Mar^£165

Dep.art Wed 03 MarRet.urn Thu 18 Mar^£165

Dep.art Wed 03 MarRet.urn Fri 19 Mar^£165

Dep.art Wed 03 MarRet.urn Sat 20 Mar^£165

Dep.art Fri 05 MarRet.urn Mon 08 Mar^£165

Dep.art Fri 05 MarRet.urn Tue 09 Mar^£165

Dep.art Fri 05 MarRet.urn Wed 10 Mar^£165

Dep.art Fri 05 MarRet.urn Thu 11 Mar^£165

Dep.art Fri 05 MarRet.urn Fri 12 Mar^£165

Dep.art Fri 05 MarRet.urn Sat 13 Mar^£165

Dep.art Fri 05 MarRet.urn Sun 14 Mar^£165

Dep.art Fri 05 MarRet.urn Mon 15 Mar^£165

Dep.art Fri 05 MarRet.urn Tue 16 Mar^£165

Dep.art Fri 05 MarRet.urn Wed 17 Mar^£165

Dep.art Fri 05 MarRet.urn Thu 18 Mar^£165

Dep.art Fri 05 MarRet.urn Fri 19 Mar^£165

Dep.art Fri 05 MarRet.urn Sat 20 Mar^£165

Dep.art Sat 06 MarRet.urn Sat 06 Mar^£165

Dep.art Sat 06 MarRet.urn Mon 08 Mar^£165

Dep.art Sat 06 MarRet.urn Tue 09 Mar^£165

Dep.art Sat 06 MarRet.urn Wed 10 Mar^£165

Dep.art Sat 06 MarRet.urn Thu 11 Mar^£165

Dep.art Sat 06 MarRet.urn Fri 12 Mar^£165

Dep.art Sat 06 MarRet.urn Sat 13 Mar^£165

Dep.art Sat 06 MarRet.urn Sun 14 Mar^£165

Dep.art Sat 06 MarRet.urn Mon 15 Mar^£165

QF,VA Return flights from £141

Dep.art Thu 07 JanRet.urn Tue 19 Jan^£141

Dep.art Tue 19 JanRet.urn Thu 21 Jan^£141

QF,VAShow more Flights

Dep.art Thu 28 JanRet.urn Sat 30 Jan^£142

Dep.art Wed 03 MarRet.urn Sun 14 Mar^£147

Dep.art Thu 15 AprRet.urn Fri 16 Apr^£153

Dep.art Sat 03 AprRet.urn Mon 05 Apr^£153

Dep.art Fri 02 AprRet.urn Sun 04 Apr^£161

Dep.art Fri 02 AprRet.urn Mon 05 Apr^£161

Dep.art Tue 08 DecRet.urn Thu 10 Dec^£166

Dep.art Sat 19 DecRet.urn Sun 20 Dec^£214

Dep.art Thu 12 NovRet.urn Sat 14 Nov^£260

Dep.art Sat 12 DecRet.urn Sun 13 Dec^£275

Dep.art Thu 05 NovRet.urn Sat 07 Nov^£280

Dep.art Fri 06 NovRet.urn Sun 08 Nov^£318

NH,VA Return flights from £146

Dep.art Tue 19 JanRet.urn Thu 21 Jan^£146

Dep.art Thu 07 JanRet.urn Tue 19 Jan^£151

NH,VAShow more Flights

Dep.art Thu 28 JanRet.urn Sat 30 Jan^£160

Dep.art Tue 08 DecRet.urn Thu 10 Dec^£163

Dep.art Sat 19 DecRet.urn Sun 20 Dec^£178

Dep.art Thu 12 NovRet.urn Sat 14 Nov^£205

Dep.art Thu 05 NovRet.urn Sat 07 Nov^£257

Dep.art Fri 06 NovRet.urn Sun 08 Nov^£302

Dep.art Sat 12 DecRet.urn Sun 13 Dec^£407

JQ,NH Return flights from £149

Dep.art Tue 19 JanRet.urn Thu 21 Jan^£149

Dep.art Thu 28 JanRet.urn Sat 30 Jan^£149

JQ,NHShow more Flights

Dep.art Thu 07 JanRet.urn Tue 19 Jan^£149

Dep.art Tue 08 DecRet.urn Thu 10 Dec^£154

Dep.art Sat 19 DecRet.urn Sun 20 Dec^£181

Dep.art Thu 12 NovRet.urn Sat 14 Nov^£219

Dep.art Sat 12 DecRet.urn Sun 13 Dec^£341

CZ,VA Return flights from £159

Dep.art Tue 19 JanRet.urn Thu 21 Jan^£159

Dep.art Sat 19 DecRet.urn Sun 20 Dec^£170

CZ,VAShow more Flights

Dep.art Thu 28 JanRet.urn Sat 30 Jan^£174

Dep.art Thu 07 JanRet.urn Tue 19 Jan^£177

Dep.art Thu 12 NovRet.urn Sat 14 Nov^£203

Dep.art Thu 05 NovRet.urn Sat 07 Nov^£236

Dep.art Fri 06 NovRet.urn Sun 08 Nov^£301

Dep.art Tue 08 DecRet.urn Thu 10 Dec^£351

CZ,JQ Return flights from £170

Dep.art Thu 07 JanRet.urn Tue 19 Jan^£170

Dep.art Tue 19 JanRet.urn Thu 21 Jan^£174

CZ,JQShow more Flights

Dep.art Sat 19 DecRet.urn Sun 20 Dec^£180

CZ,NH Return flights from £170

Dep.art Tue 19 JanRet.urn Thu 21 Jan^£170

Dep.art Thu 12 NovRet.urn Sat 14 Nov^£219

CZ,NHShow more Flights

Dep.art Tue 08 DecRet.urn Thu 10 Dec^£363

Dep.art Fri 06 NovRet.urn Sun 08 Nov^£387

NH Return flights from £171

Dep.art Tue 19 JanRet.urn Thu 21 Jan^£171

Dep.art Tue 08 DecRet.urn Thu 10 Dec^£184

NHShow more Flights

Dep.art Thu 28 JanRet.urn Sat 30 Jan^£205

Dep.art Thu 07 JanRet.urn Tue 19 Jan^£205

Dep.art Sat 19 DecRet.urn Sun 20 Dec^£237

Dep.art Thu 12 NovRet.urn Sat 14 Nov^£304

Dep.art Fri 06 NovRet.urn Sun 08 Nov^£387

Dep.art Sat 12 DecRet.urn Sun 13 Dec^£529

CZ,QF Return flights from £185

Dep.art Thu 07 JanRet.urn Tue 19 Jan^£185

CZ Return flights from £208

Dep.art Tue 19 JanRet.urn Thu 21 Jan^£208

Dep.art Tue 08 DecRet.urn Thu 10 Dec^£368

CZShow more Flights

Dep.art Fri 06 NovRet.urn Sun 08 Nov^£463

JQ,QF,VA Return flights from £237

Dep.art Sat 19 DecRet.urn Sun 20 Dec^£237

Dep.art Thu 28 JanRet.urn Sat 30 Jan^£241

JQ,QF,VAShow more Flights

Dep.art Thu 12 NovRet.urn Sat 14 Nov^£306

Dep.art Fri 06 NovRet.urn Sun 08 Nov^£372

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

Do you need to catch a flight to Adelaide? Check out our domestic flights to Adelaide. If Adelaide is not your closest airport, then here are all our flights to Sydney from United Kingdom and flights to Australia. Maybe a different destination? Here are all the flights from Adelaide

Cheapest Time of Year to Fly from Adelaide to Sydney

Return fares from Adelaide to Sydney by month, based on the cheapest return airfares found for each month.

Nov 2026

£130

Dec 2026

£120

Jan 2027

£130

Mar 2027

£203

May 2027

£121

The cheapest month to fly to Sydney is December 2026, with return fares from £120 — 41% cheaper than the most expensive month (March 2027, from £203).

When Should You Fly to Sydney?

Based on the fares we've tracked, December is typically the cheapest month to fly to Sydney, with return fares from £120. March is the most expensive month, with the cheapest return fares around £203.

Across the year, return fares to Sydney average around £141. If you can travel in the off-peak months of December, May and November, you'll generally pay up to 15% less than the yearly average.

Cheapest Adelaide to Sydney Return Prices

These are the cheapest prices for Adelaide to Sydney return airfares.

November 2026

£130

December 2026

£120

January 2027

£130

March 2027

£203

May 2027

£121

Average Adelaide to Sydney Return Prices

These are the average prices for Adelaide to Sydney return airfares.

November 2026

£242

December 2026

£233

January 2027

£211

February 2027

£218

March 2027

£221

April 2027

£244

May 2027

£202

July 2027

£209

August 2027

£207

How I Want That Flight can help you

What's the benefit of using I Want That Flight for my Adelaide to Sydney flight?

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 Adelaide to Sydney?

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.

How does I Want That Flight find me the best Adelaide to Sydney flights?

Once you punch your details into our search tool, we unlock all kinds of handy tricks to map out your journey. We’ll map out the most budget-friendly calendar dates and takeoff slots, and let you slice and dice the data until you pinpoint the exact itinerary that works for you.

I'm still in the planning phase. Can you ping me if Adelaide to Sydney fares drop?

No worries at all. Just kick off a quick search, drop your email into our price tracker, and we’ll send a heads-up straight to your inbox the moment the price drops.

Popular Destinations

Flights to Sydney Flights to Melbourne Flights to Dubai Flights to Perth Flights to Brisbane Flights to Delhi Flights to Arrecife Flights to Hamburg Flights to Cork